diff options
Diffstat (limited to 'xorg-server/fb')
| -rw-r--r-- | xorg-server/fb/fb.h | 4093 | ||||
| -rw-r--r-- | xorg-server/fb/fballpriv.c | 120 | ||||
| -rw-r--r-- | xorg-server/fb/fbarc.c | 290 | ||||
| -rw-r--r-- | xorg-server/fb/fbbits.c | 348 | ||||
| -rw-r--r-- | xorg-server/fb/fbblt.c | 1886 | ||||
| -rw-r--r-- | xorg-server/fb/fbbltone.c | 1714 | ||||
| -rw-r--r-- | xorg-server/fb/fbcopy.c | 711 | ||||
| -rw-r--r-- | xorg-server/fb/fbgc.c | 614 | ||||
| -rw-r--r-- | xorg-server/fb/fbgetsp.c | 170 | ||||
| -rw-r--r-- | xorg-server/fb/fbglyph.c | 922 | ||||
| -rw-r--r-- | xorg-server/fb/fbimage.c | 728 | ||||
| -rw-r--r-- | xorg-server/fb/fbline.c | 334 | ||||
| -rw-r--r-- | xorg-server/fb/fboverlay.c | 858 | ||||
| -rw-r--r-- | xorg-server/fb/fbpict.h | 176 | ||||
| -rw-r--r-- | xorg-server/fb/fbpixmap.c | 771 | ||||
| -rw-r--r-- | xorg-server/fb/fbpoint.c | 312 | ||||
| -rw-r--r-- | xorg-server/fb/fbscreen.c | 556 | ||||
| -rw-r--r-- | xorg-server/fb/fbseg.c | 1444 | ||||
| -rw-r--r-- | xorg-server/fb/fbsetsp.c | 200 | ||||
| -rw-r--r-- | xorg-server/fb/fbsolid.c | 418 | ||||
| -rw-r--r-- | xorg-server/fb/fbstipple.c | 616 | ||||
| -rw-r--r-- | xorg-server/fb/fbtrap.c | 420 | ||||
| -rw-r--r-- | xorg-server/fb/fbwindow.c | 458 | ||||
| -rw-r--r-- | xorg-server/fb/makefile | 37 | ||||
| -rw-r--r-- | xorg-server/fb/wfbrename.h | 2 |
25 files changed, 9082 insertions, 9116 deletions
diff --git a/xorg-server/fb/fb.h b/xorg-server/fb/fb.h index eaa21ad75..b2f238e44 100644 --- a/xorg-server/fb/fb.h +++ b/xorg-server/fb/fb.h @@ -1,2060 +1,2033 @@ -/* - * - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - - -#ifndef _FB_H_ -#define _FB_H_ - -#include <X11/X.h> -#include <pixman.h> - -#include "scrnintstr.h" -#include "pixmap.h" -#include "pixmapstr.h" -#include "region.h" -#include "gcstruct.h" -#include "colormap.h" -#include "miscstruct.h" -#include "servermd.h" -#include "windowstr.h" -#include "privates.h" -#include "mi.h" -#include "migc.h" -#include "mibstore.h" -#include "picturestr.h" - -#ifdef FB_ACCESS_WRAPPER - -#include "wfbrename.h" -#define FBPREFIX(x) wfb##x -#define WRITE(ptr, val) ((*wfbWriteMemory)((ptr), (val), sizeof(*(ptr)))) -#define READ(ptr) ((*wfbReadMemory)((ptr), sizeof(*(ptr)))) - -#define MEMCPY_WRAPPED(dst, src, size) do { \ - size_t _i; \ - CARD8 *_dst = (CARD8*)(dst), *_src = (CARD8*)(src); \ - for(_i = 0; _i < size; _i++) { \ - WRITE(_dst +_i, READ(_src + _i)); \ - } \ -} while(0) - -#define MEMSET_WRAPPED(dst, val, size) do { \ - size_t _i; \ - CARD8 *_dst = (CARD8*)(dst); \ - for(_i = 0; _i < size; _i++) { \ - WRITE(_dst +_i, (val)); \ - } \ -} while(0) - -#else - -#define FBPREFIX(x) fb##x -#define WRITE(ptr, val) (*(ptr) = (val)) -#define READ(ptr) (*(ptr)) -#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size)) -#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size)) - -#endif - -/* - * This single define controls the basic size of data manipulated - * by this software; it must be log2(sizeof (FbBits) * 8) - */ - -#ifndef FB_SHIFT -#define FB_SHIFT LOG2_BITMAP_PAD -#endif - -#if FB_SHIFT < LOG2_BITMAP_PAD - error FB_SHIFT must be >= LOG2_BITMAP_PAD -#endif - -#define FB_UNIT (1 << FB_SHIFT) -#define FB_HALFUNIT (1 << (FB_SHIFT-1)) -#define FB_MASK (FB_UNIT - 1) -#define FB_ALLONES ((FbBits) -1) - -#if GLYPHPADBYTES != 4 -#error "GLYPHPADBYTES must be 4" -#endif - -/* for driver compat - intel UXA needs the second one at least */ -#define FB_24BIT -#define FB_24_32BIT - -#define FB_STIP_SHIFT LOG2_BITMAP_PAD -#define FB_STIP_UNIT (1 << FB_STIP_SHIFT) -#define FB_STIP_MASK (FB_STIP_UNIT - 1) -#define FB_STIP_ALLONES ((FbStip) -1) - -#define FB_STIP_ODDSTRIDE(s) (((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0) -#define FB_STIP_ODDPTR(p) ((((long) (p)) & (FB_MASK >> 3)) != 0) - -#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT))) -#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT))) - -#define FbFullMask(n) ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1)) - -#if FB_SHIFT == 6 -# ifdef WIN32 -typedef unsigned __int64 FbBits; -# else -# if defined(__alpha__) || defined(__alpha) || \ - defined(ia64) || defined(__ia64__) || \ - defined(__sparc64__) || defined(_LP64) || \ - defined(__s390x__) || \ - defined(amd64) || defined (__amd64__) || \ - defined (__powerpc64__) -typedef unsigned long FbBits; -# else -typedef unsigned long long FbBits; -# endif -# endif -#endif - -#if FB_SHIFT == 5 -typedef CARD32 FbBits; -#endif - -#if FB_SHIFT == 4 -typedef CARD16 FbBits; -#endif - -#if LOG2_BITMAP_PAD == FB_SHIFT -typedef FbBits FbStip; -#else -# if LOG2_BITMAP_PAD == 5 -typedef CARD32 FbStip; -# endif -#endif - -typedef int FbStride; - - -#ifdef FB_DEBUG -extern _X_EXPORT void fbValidateDrawable(DrawablePtr d); -extern _X_EXPORT void fbInitializeDrawable(DrawablePtr d); -extern _X_EXPORT void fbSetBits (FbStip *bits, int stride, FbStip data); -#define FB_HEAD_BITS (FbStip) (0xbaadf00d) -#define FB_TAIL_BITS (FbStip) (0xbaddf0ad) -#else -#define fbValidateDrawable(d) -#define fdInitializeDrawable(d) -#endif - -#include "fbrop.h" - -#if BITMAP_BIT_ORDER == LSBFirst -#define FbScrLeft(x,n) ((x) >> (n)) -#define FbScrRight(x,n) ((x) << (n)) -/* #define FbLeftBits(x,n) ((x) & ((((FbBits) 1) << (n)) - 1)) */ -#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1)) -#define FbStipMoveLsb(x,s,n) (FbStipRight (x,(s)-(n))) -#define FbPatternOffsetBits 0 -#else -#define FbScrLeft(x,n) ((x) << (n)) -#define FbScrRight(x,n) ((x) >> (n)) -/* #define FbLeftBits(x,n) ((x) >> (FB_UNIT - (n))) */ -#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n))) -#define FbStipMoveLsb(x,s,n) (x) -#define FbPatternOffsetBits (sizeof (FbBits) - 1) -#endif - -#include "micoord.h" - -#define FbStipLeft(x,n) FbScrLeft(x,n) -#define FbStipRight(x,n) FbScrRight(x,n) - -#define FbRotLeft(x,n) FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0) -#define FbRotRight(x,n) FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0) - -#define FbRotStipLeft(x,n) FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0) -#define FbRotStipRight(x,n) FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0) - -#define FbLeftMask(x) ( ((x) & FB_MASK) ? \ - FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0) -#define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \ - FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0) - -#define FbLeftStipMask(x) ( ((x) & FB_STIP_MASK) ? \ - FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0) -#define FbRightStipMask(x) ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \ - FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0) - -#define FbBitsMask(x,w) (FbScrRight(FB_ALLONES,(x) & FB_MASK) & \ - FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK)) - -#define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \ - FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK)) - - -#define FbMaskBits(x,w,l,n,r) { \ - n = (w); \ - r = FbRightMask((x)+n); \ - l = FbLeftMask(x); \ - if (l) { \ - n -= FB_UNIT - ((x) & FB_MASK); \ - if (n < 0) { \ - n = 0; \ - l &= r; \ - r = 0; \ - } \ - } \ - n >>= FB_SHIFT; \ -} - - -#define FbByteMaskInvalid 0x10 - -#define FbPatternOffset(o,t) ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1))) - -#define FbPtrOffset(p,o,t) ((t *) ((CARD8 *) (p) + (o))) -#define FbSelectPatternPart(xor,o,t) ((xor) >> (FbPatternOffset (o,t) << 3)) -#define FbStorePart(dst,off,t,xor) (WRITE(FbPtrOffset(dst,off,t), \ - FbSelectPart(xor,off,t))) -#ifndef FbSelectPart -#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t) -#endif - -#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \ - n = (w); \ - lb = 0; \ - rb = 0; \ - r = FbRightMask((x)+n); \ - if (r) { \ - /* compute right byte length */ \ - if ((copy) && (((x) + n) & 7) == 0) { \ - rb = (((x) + n) & FB_MASK) >> 3; \ - } else { \ - rb = FbByteMaskInvalid; \ - } \ - } \ - l = FbLeftMask(x); \ - if (l) { \ - /* compute left byte length */ \ - if ((copy) && ((x) & 7) == 0) { \ - lb = ((x) & FB_MASK) >> 3; \ - } else { \ - lb = FbByteMaskInvalid; \ - } \ - /* subtract out the portion painted by leftMask */ \ - n -= FB_UNIT - ((x) & FB_MASK); \ - if (n < 0) { \ - if (lb != FbByteMaskInvalid) { \ - if (rb == FbByteMaskInvalid) { \ - lb = FbByteMaskInvalid; \ - } else if (rb) { \ - lb |= (rb - lb) << (FB_SHIFT - 3); \ - rb = 0; \ - } \ - } \ - n = 0; \ - l &= r; \ - r = 0; \ - }\ - } \ - n >>= FB_SHIFT; \ -} - -#if FB_SHIFT == 6 -#define FbDoLeftMaskByteRRop6Cases(dst,xor) \ - case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 7): \ - FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \ - break; \ - case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 6): \ - FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \ - break; \ - case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 5): \ - FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \ - break; \ - case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - break; \ - case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 4): \ - FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \ - break; - -#define FbDoRightMaskByteRRop6Cases(dst,xor) \ - case 4: \ - FbStorePart(dst,0,CARD32,xor); \ - break; \ - case 5: \ - FbStorePart(dst,0,CARD32,xor); \ - FbStorePart(dst,4,CARD8,xor); \ - break; \ - case 6: \ - FbStorePart(dst,0,CARD32,xor); \ - FbStorePart(dst,4,CARD16,xor); \ - break; \ - case 7: \ - FbStorePart(dst,0,CARD32,xor); \ - FbStorePart(dst,4,CARD16,xor); \ - FbStorePart(dst,6,CARD8,xor); \ - break; -#else -#define FbDoLeftMaskByteRRop6Cases(dst,xor) -#define FbDoRightMaskByteRRop6Cases(dst,xor) -#endif - -#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \ - switch (lb) { \ - FbDoLeftMaskByteRRop6Cases(dst,xor) \ - case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \ - break; \ - case sizeof (FbBits) - 3: \ - FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \ - case sizeof (FbBits) - 2: \ - FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \ - break; \ - case sizeof (FbBits) - 1: \ - FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \ - break; \ - default: \ - WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \ - break; \ - } \ -} - - -#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \ - switch (rb) { \ - case 1: \ - FbStorePart(dst,0,CARD8,xor); \ - break; \ - case 2: \ - FbStorePart(dst,0,CARD16,xor); \ - break; \ - case 3: \ - FbStorePart(dst,0,CARD16,xor); \ - FbStorePart(dst,2,CARD8,xor); \ - break; \ - FbDoRightMaskByteRRop6Cases(dst,xor) \ - default: \ - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \ - } \ -} - -#define FbMaskStip(x,w,l,n,r) { \ - n = (w); \ - r = FbRightStipMask((x)+n); \ - l = FbLeftStipMask(x); \ - if (l) { \ - n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \ - if (n < 0) { \ - n = 0; \ - l &= r; \ - r = 0; \ - } \ - } \ - n >>= FB_STIP_SHIFT; \ -} - -/* - * These macros are used to transparently stipple - * in copy mode; the expected usage is with 'n' constant - * so all of the conditional parts collapse into a minimal - * sequence of partial word writes - * - * 'n' is the bytemask of which bytes to store, 'a' is the address - * of the FbBits base unit, 'o' is the offset within that unit - * - * The term "lane" comes from the hardware term "byte-lane" which - */ - -#define FbLaneCase1(n,a,o) \ - if ((n) == 0x01) { \ - WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), fgxor); \ - } - -#define FbLaneCase2(n,a,o) \ - if ((n) == 0x03) { \ - WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), fgxor); \ - } else { \ - FbLaneCase1((n)&1,a,o) \ - FbLaneCase1((n)>>1,a,(o)+1) \ - } - -#define FbLaneCase4(n,a,o) \ - if ((n) == 0x0f) { \ - WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), fgxor); \ - } else { \ - FbLaneCase2((n)&3,a,o) \ - FbLaneCase2((n)>>2,a,(o)+2) \ - } - -#define FbLaneCase8(n,a,o) \ - if ((n) == 0x0ff) { \ - *(FbBits *) ((a)+(o)) = fgxor; \ - } else { \ - FbLaneCase4((n)&15,a,o) \ - FbLaneCase4((n)>>4,a,(o)+4) \ - } - -#if FB_SHIFT == 6 -#define FbLaneCase(n,a) FbLaneCase8(n,(CARD8 *) (a),0) -#endif - -#if FB_SHIFT == 5 -#define FbLaneCase(n,a) FbLaneCase4(n,(CARD8 *) (a),0) -#endif - -/* Rotate a filled pixel value to the specified alignement */ -#define FbRot24(p,b) (FbScrRight(p,b) | FbScrLeft(p,24-(b))) -#define FbRot24Stip(p,b) (FbStipRight(p,b) | FbStipLeft(p,24-(b))) - -/* step a filled pixel value to the next/previous FB_UNIT alignment */ -#define FbNext24Pix(p) (FbRot24(p,(24-FB_UNIT%24))) -#define FbPrev24Pix(p) (FbRot24(p,FB_UNIT%24)) -#define FbNext24Stip(p) (FbRot24(p,(24-FB_STIP_UNIT%24))) -#define FbPrev24Stip(p) (FbRot24(p,FB_STIP_UNIT%24)) - -/* step a rotation value to the next/previous rotation value */ -#if FB_UNIT == 64 -#define FbNext24Rot(r) ((r) == 16 ? 0 : (r) + 8) -#define FbPrev24Rot(r) ((r) == 0 ? 16 : (r) - 8) - -#if IMAGE_BYTE_ORDER == MSBFirst -#define FbFirst24Rot(x) (((x) + 8) % 24) -#else -#define FbFirst24Rot(x) ((x) % 24) -#endif - -#endif - -#if FB_UNIT == 32 -#define FbNext24Rot(r) ((r) == 0 ? 16 : (r) - 8) -#define FbPrev24Rot(r) ((r) == 16 ? 0 : (r) + 8) - -#if IMAGE_BYTE_ORDER == MSBFirst -#define FbFirst24Rot(x) (((x) + 16) % 24) -#else -#define FbFirst24Rot(x) ((x) % 24) -#endif -#endif - -#define FbNext24RotStip(r) ((r) == 0 ? 16 : (r) - 8) -#define FbPrev24RotStip(r) ((r) == 16 ? 0 : (r) + 8) - -/* Whether 24-bit specific code is needed for this filled pixel value */ -#define FbCheck24Pix(p) ((p) == FbNext24Pix(p)) - -/* Macros for dealing with dashing */ - -#define FbDashDeclare \ - unsigned char *__dash, *__firstDash, *__lastDash - -#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) { \ - (even) = TRUE; \ - __firstDash = (pGC)->dash; \ - __lastDash = __firstDash + (pGC)->numInDashList; \ - (dashOffset) %= (pPriv)->dashLength; \ - \ - __dash = __firstDash; \ - while ((dashOffset) >= ((dashlen) = *__dash)) \ - { \ - (dashOffset) -= (dashlen); \ - (even) = 1-(even); \ - if (++__dash == __lastDash) \ - __dash = __firstDash; \ - } \ - (dashlen) -= (dashOffset); \ -} - -#define FbDashNext(dashlen) { \ - if (++__dash == __lastDash) \ - __dash = __firstDash; \ - (dashlen) = *__dash; \ -} - -/* as numInDashList is always even, this case can skip a test */ - -#define FbDashNextEven(dashlen) { \ - (dashlen) = *++__dash; \ -} - -#define FbDashNextOdd(dashlen) FbDashNext(dashlen) - -#define FbDashStep(dashlen,even) { \ - if (!--(dashlen)) { \ - FbDashNext(dashlen); \ - (even) = 1-(even); \ - } \ -} - -extern _X_EXPORT DevPrivateKey -fbGetGCPrivateKey (void); - -extern _X_EXPORT DevPrivateKey -fbGetWinPrivateKey (void); - -extern _X_EXPORT const GCOps fbGCOps; -extern _X_EXPORT const GCFuncs fbGCFuncs; - - -/* Framebuffer access wrapper */ -typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size); -typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size); -typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr *pRead, - WriteMemoryProcPtr *pWrite, - DrawablePtr pDraw); -typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw); - -#ifdef FB_ACCESS_WRAPPER - -#define fbPrepareAccess(pDraw) \ - fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \ - &wfbReadMemory, \ - &wfbWriteMemory, \ - (pDraw)) -#define fbFinishAccess(pDraw) \ - fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw) - -#else - -#define fbPrepareAccess(pPix) -#define fbFinishAccess(pDraw) - -#endif - - -extern _X_EXPORT DevPrivateKey -fbGetScreenPrivateKey(void); - -/* private field of a screen */ -typedef struct { - unsigned char win32bpp; /* window bpp for 32-bpp images */ - unsigned char pix32bpp; /* pixmap bpp for 32-bpp images */ -#ifdef FB_ACCESS_WRAPPER - SetupWrapProcPtr setupWrap; /* driver hook to set pixmap access wrapping */ - FinishWrapProcPtr finishWrap; /* driver hook to clean up pixmap access wrapping */ -#endif -} FbScreenPrivRec, *FbScreenPrivPtr; - -#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \ - dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey())) - -/* private field of GC */ -typedef struct { - FbBits and, xor; /* reduced rop values */ - FbBits bgand, bgxor; /* for stipples */ - FbBits fg, bg, pm; /* expanded and filled */ - unsigned int dashLength; /* total of all dash elements */ - unsigned char evenStipple; /* stipple is even */ - unsigned char bpp; /* current drawable bpp */ -} FbGCPrivRec, *FbGCPrivPtr; - -#define fbGetGCPrivate(pGC) ((FbGCPrivPtr)\ - dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey())) - -#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip) -#define fbGetExpose(pGC) ((pGC)->fExpose) -#define fbGetFreeCompClip(pGC) ((pGC)->freeCompClip) -#define fbGetRotatedPixmap(pGC) ((pGC)->pRotatedPixmap) - -#define fbGetScreenPixmap(s) ((PixmapPtr) (s)->devPrivate) -#define fbGetWindowPixmap(pWin) ((PixmapPtr)\ - dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey())) - -#ifdef ROOTLESS -#define __fbPixDrawableX(pPix) ((pPix)->drawable.x) -#define __fbPixDrawableY(pPix) ((pPix)->drawable.y) -#else -#define __fbPixDrawableX(pPix) 0 -#define __fbPixDrawableY(pPix) 0 -#endif - -#ifdef COMPOSITE -#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix) - (pPix)->screen_x) -#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix) - (pPix)->screen_y) -#else -#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix)) -#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix)) -#endif -#define __fbPixOffXPix(pPix) (__fbPixDrawableX(pPix)) -#define __fbPixOffYPix(pPix) (__fbPixDrawableY(pPix)) - -#define fbGetDrawablePixmap(pDrawable, pixmap, xoff, yoff) { \ - if ((pDrawable)->type != DRAWABLE_PIXMAP) { \ - (pixmap) = fbGetWindowPixmap(pDrawable); \ - (xoff) = __fbPixOffXWin(pixmap); \ - (yoff) = __fbPixOffYWin(pixmap); \ - } else { \ - (pixmap) = (PixmapPtr) (pDrawable); \ - (xoff) = __fbPixOffXPix(pixmap); \ - (yoff) = __fbPixOffYPix(pixmap); \ - } \ - fbPrepareAccess(pDrawable); \ -} - -#define fbGetPixmapBitsData(pixmap, pointer, stride, bpp) { \ - (pointer) = (FbBits *) (pixmap)->devPrivate.ptr; \ - (stride) = ((int) (pixmap)->devKind) / sizeof (FbBits); (void)(stride); \ - (bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \ -} - -#define fbGetPixmapStipData(pixmap, pointer, stride, bpp) { \ - (pointer) = (FbStip *) (pixmap)->devPrivate.ptr; \ - (stride) = ((int) (pixmap)->devKind) / sizeof (FbStip); (void)(stride); \ - (bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \ -} - -#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \ - PixmapPtr _pPix; \ - fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \ - fbGetPixmapBitsData(_pPix, pointer, stride, bpp); \ -} - -#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \ - PixmapPtr _pPix; \ - fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \ - fbGetPixmapStipData(_pPix, pointer, stride, bpp); \ -} - -/* - * XFree86 empties the root BorderClip when the VT is inactive, - * here's a macro which uses that to disable GetImage and GetSpans - */ - -#define fbWindowEnabled(pWin) \ - RegionNotEmpty(&(pWin)->drawable.pScreen->root->borderClip) - -#define fbDrawableEnabled(pDrawable) \ - ((pDrawable)->type == DRAWABLE_PIXMAP ? \ - TRUE : fbWindowEnabled((WindowPtr) pDrawable)) - -#define FbPowerOfTwo(w) (((w) & ((w) - 1)) == 0) -/* - * Accelerated tiles are power of 2 width <= FB_UNIT - */ -#define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w)) -/* - * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp - * with dstBpp a power of 2 as well - */ -#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp)) - -/* - * fb24_32.c - */ -extern _X_EXPORT void -fb24_32GetSpans(DrawablePtr pDrawable, - int wMax, - DDXPointPtr ppt, - int *pwidth, - int nspans, - char *pchardstStart); - -extern _X_EXPORT void -fb24_32SetSpans (DrawablePtr pDrawable, - GCPtr pGC, - char *src, - DDXPointPtr ppt, - int *pwidth, - int nspans, - int fSorted); - -extern _X_EXPORT void -fb24_32PutZImage (DrawablePtr pDrawable, - RegionPtr pClip, - int alu, - FbBits pm, - int x, - int y, - int width, - int height, - CARD8 *src, - FbStride srcStride); - -extern _X_EXPORT void -fb24_32GetImage (DrawablePtr pDrawable, - int x, - int y, - int w, - int h, - unsigned int format, - unsigned long planeMask, - char *d); - -extern _X_EXPORT void -fb24_32CopyMtoN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -extern _X_EXPORT PixmapPtr -fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel); - -extern _X_EXPORT Bool -fb24_32CreateScreenResources(ScreenPtr pScreen); - -extern _X_EXPORT Bool -fb24_32ModifyPixmapHeader (PixmapPtr pPixmap, - int width, - int height, - int depth, - int bitsPerPixel, - int devKind, - pointer pPixData); - -/* - * fballpriv.c - */ -extern _X_EXPORT Bool -fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex); - -/* - * fbarc.c - */ - -extern _X_EXPORT void -fbPolyArc (DrawablePtr pDrawable, - GCPtr pGC, - int narcs, - xArc *parcs); - -/* - * fbbits.c - */ - -extern _X_EXPORT void -fbBresSolid8(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbBresDash8 (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbDots8 (FbBits *dst, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbArc8 (FbBits *dst, - FbStride dstStride, - int dstBpp, - xArc *arc, - int dx, - int dy, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbGlyph8 (FbBits *dstLine, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int height, - int shift); - -extern _X_EXPORT void -fbPolyline8 (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ptsOrig); - -extern _X_EXPORT void -fbPolySegment8 (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg); - -extern _X_EXPORT void -fbBresSolid16(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbBresDash16(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbDots16(FbBits *dst, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbArc16(FbBits *dst, - FbStride dstStride, - int dstBpp, - xArc *arc, - int dx, - int dy, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbGlyph16(FbBits *dstLine, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int height, - int shift); - -extern _X_EXPORT void -fbPolyline16 (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ptsOrig); - -extern _X_EXPORT void -fbPolySegment16 (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg); - - -extern _X_EXPORT void -fbBresSolid24(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbBresDash24(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbDots24(FbBits *dst, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbArc24(FbBits *dst, - FbStride dstStride, - int dstBpp, - xArc *arc, - int dx, - int dy, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbGlyph24(FbBits *dstLine, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int height, - int shift); - -extern _X_EXPORT void -fbPolyline24 (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ptsOrig); - -extern _X_EXPORT void -fbPolySegment24 (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg); - - -extern _X_EXPORT void -fbBresSolid32(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbBresDash32(DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbDots32(FbBits *dst, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbArc32(FbBits *dst, - FbStride dstStride, - int dstBpp, - xArc *arc, - int dx, - int dy, - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbGlyph32(FbBits *dstLine, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int height, - int shift); -extern _X_EXPORT void -fbPolyline32 (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ptsOrig); - -extern _X_EXPORT void -fbPolySegment32 (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg); - -/* - * fbblt.c - */ -extern _X_EXPORT void -fbBlt (FbBits *src, - FbStride srcStride, - int srcX, - - FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - int bpp, - - Bool reverse, - Bool upsidedown); - -extern _X_EXPORT void -fbBlt24 (FbBits *srcLine, - FbStride srcStride, - int srcX, - - FbBits *dstLine, - FbStride dstStride, - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - - Bool reverse, - Bool upsidedown); - -extern _X_EXPORT void -fbBltStip (FbStip *src, - FbStride srcStride, /* in FbStip units, not FbBits units */ - int srcX, - - FbStip *dst, - FbStride dstStride, /* in FbStip units, not FbBits units */ - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - int bpp); - -/* - * fbbltone.c - */ -extern _X_EXPORT void -fbBltOne (FbStip *src, - FbStride srcStride, - int srcX, - FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbBits fgand, - FbBits fbxor, - FbBits bgand, - FbBits bgxor); - -extern _X_EXPORT void -fbBltOne24 (FbStip *src, - FbStride srcStride, /* FbStip units per scanline */ - int srcX, /* bit position of source */ - FbBits *dst, - FbStride dstStride, /* FbBits units per scanline */ - int dstX, /* bit position of dest */ - int dstBpp, /* bits per destination unit */ - - int width, /* width in bits of destination */ - int height, /* height in scanlines */ - - FbBits fgand, /* rrop values */ - FbBits fgxor, - FbBits bgand, - FbBits bgxor); - -extern _X_EXPORT void -fbBltPlane (FbBits *src, - FbStride srcStride, - int srcX, - int srcBpp, - - FbStip *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbStip fgand, - FbStip fgxor, - FbStip bgand, - FbStip bgxor, - Pixel planeMask); - -/* - * fbcmap_mi.c - */ -extern _X_EXPORT int -fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps); - -extern _X_EXPORT void -fbInstallColormap(ColormapPtr pmap); - -extern _X_EXPORT void -fbUninstallColormap(ColormapPtr pmap); - -extern _X_EXPORT void -fbResolveColor(unsigned short *pred, - unsigned short *pgreen, - unsigned short *pblue, - VisualPtr pVisual); - -extern _X_EXPORT Bool -fbInitializeColormap(ColormapPtr pmap); - -extern _X_EXPORT int -fbExpandDirectColors (ColormapPtr pmap, - int ndef, - xColorItem *indefs, - xColorItem *outdefs); - -extern _X_EXPORT Bool -fbCreateDefColormap(ScreenPtr pScreen); - -extern _X_EXPORT void -fbClearVisualTypes(void); - -extern _X_EXPORT Bool -fbHasVisualTypes (int depth); - -extern _X_EXPORT Bool -fbSetVisualTypes (int depth, int visuals, int bitsPerRGB); - -extern _X_EXPORT Bool -fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB, - Pixel redMask, Pixel greenMask, Pixel blueMask); - -extern _X_EXPORT Bool -fbInitVisuals (VisualPtr *visualp, - DepthPtr *depthp, - int *nvisualp, - int *ndepthp, - int *rootDepthp, - VisualID *defaultVisp, - unsigned long sizes, - int bitsPerRGB); - -/* - * fbcopy.c - */ - -/* Compatibility definition, to be removed at next ABI change. */ -typedef void (*fbCopyProc) (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pDstBox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -extern _X_EXPORT void -fbCopyNtoN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -/* Compatibility wrapper, to be removed at next ABI change. */ -extern _X_EXPORT void -fbCopyRegion (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - RegionPtr pDstRegion, - int dx, - int dy, - fbCopyProc copyProc, - Pixel bitPlane, - void *closure); - -/* Compatibility wrapper, to be removed at next ABI change. */ -extern _X_EXPORT RegionPtr -fbDoCopy (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut, - fbCopyProc copyProc, - Pixel bitplane, - void *closure); - -extern _X_EXPORT void -fbCopy1toN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -extern _X_EXPORT void -fbCopyNto1 (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -extern _X_EXPORT RegionPtr -fbCopyArea (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut); - -extern _X_EXPORT RegionPtr -fbCopyPlane (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut, - unsigned long bitplane); - -/* - * fbfill.c - */ -extern _X_EXPORT void -fbFill (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - int width, - int height); - -extern _X_EXPORT void -fbSolidBoxClipped (DrawablePtr pDrawable, - RegionPtr pClip, - int xa, - int ya, - int xb, - int yb, - FbBits and, - FbBits xor); - -/* - * fbfillrect.c - */ -extern _X_EXPORT void -fbPolyFillRect(DrawablePtr pDrawable, - GCPtr pGC, - int nrectInit, - xRectangle *prectInit); - -#define fbPolyFillArc miPolyFillArc - -#define fbFillPolygon miFillPolygon - -/* - * fbfillsp.c - */ -extern _X_EXPORT void -fbFillSpans (DrawablePtr pDrawable, - GCPtr pGC, - int nInit, - DDXPointPtr pptInit, - int *pwidthInit, - int fSorted); - - -/* - * fbgc.c - */ - -extern _X_EXPORT Bool -fbCreateGC(GCPtr pGC); - -extern _X_EXPORT void -fbPadPixmap (PixmapPtr pPixmap); - -extern _X_EXPORT void -fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable); - -/* - * fbgetsp.c - */ -extern _X_EXPORT void -fbGetSpans(DrawablePtr pDrawable, - int wMax, - DDXPointPtr ppt, - int *pwidth, - int nspans, - char *pchardstStart); - -/* - * fbglyph.c - */ - -extern _X_EXPORT Bool -fbGlyphIn (RegionPtr pRegion, - int x, - int y, - int width, - int height); - -extern _X_EXPORT void -fbPolyGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase); - -extern _X_EXPORT void -fbImageGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase); - -/* - * fbimage.c - */ - -extern _X_EXPORT void -fbPutImage (DrawablePtr pDrawable, - GCPtr pGC, - int depth, - int x, - int y, - int w, - int h, - int leftPad, - int format, - char *pImage); - -extern _X_EXPORT void -fbPutZImage (DrawablePtr pDrawable, - RegionPtr pClip, - int alu, - FbBits pm, - int x, - int y, - int width, - int height, - FbStip *src, - FbStride srcStride); - -extern _X_EXPORT void -fbPutXYImage (DrawablePtr pDrawable, - RegionPtr pClip, - FbBits fg, - FbBits bg, - FbBits pm, - int alu, - Bool opaque, - - int x, - int y, - int width, - int height, - - FbStip *src, - FbStride srcStride, - int srcX); - -extern _X_EXPORT void -fbGetImage (DrawablePtr pDrawable, - int x, - int y, - int w, - int h, - unsigned int format, - unsigned long planeMask, - char *d); -/* - * fbline.c - */ - -extern _X_EXPORT void -fbZeroLine (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ppt); - -extern _X_EXPORT void -fbZeroSegment (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pSegs); - -extern _X_EXPORT void -fbPolyLine (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ppt); - -extern _X_EXPORT void -fbFixCoordModePrevious (int npt, - DDXPointPtr ppt); - -extern _X_EXPORT void -fbPolySegment (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg); - -#define fbPolyRectangle miPolyRectangle - -/* - * fbpict.c - */ - -extern _X_EXPORT Bool -fbPictureInit (ScreenPtr pScreen, - PictFormatPtr formats, - int nformats); - -/* - * fbpixmap.c - */ - -extern _X_EXPORT PixmapPtr -fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp, - unsigned usage_hint); - -extern _X_EXPORT PixmapPtr -fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth, - unsigned usage_hint); - -extern _X_EXPORT Bool -fbDestroyPixmap (PixmapPtr pPixmap); - -extern _X_EXPORT RegionPtr -fbPixmapToRegion(PixmapPtr pPix); - -/* - * fbpoint.c - */ - -extern _X_EXPORT void -fbDots (FbBits *dstOrig, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits andOrig, - FbBits xorOrig); - -extern _X_EXPORT void -fbPolyPoint (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - xPoint *pptInit); - -/* - * fbpush.c - */ -extern _X_EXPORT void -fbPushPattern (DrawablePtr pDrawable, - GCPtr pGC, - - FbStip *src, - FbStride srcStride, - int srcX, - - int x, - int y, - - int width, - int height); - -extern _X_EXPORT void -fbPushFill (DrawablePtr pDrawable, - GCPtr pGC, - - FbStip *src, - FbStride srcStride, - int srcX, - - int x, - int y, - int width, - int height); - -extern _X_EXPORT void -fbPushImage (DrawablePtr pDrawable, - GCPtr pGC, - - FbStip *src, - FbStride srcStride, - int srcX, - - int x, - int y, - int width, - int height); - -extern _X_EXPORT void -fbPushPixels (GCPtr pGC, - PixmapPtr pBitmap, - DrawablePtr pDrawable, - int dx, - int dy, - int xOrg, - int yOrg); - - -/* - * fbscreen.c - */ - -extern _X_EXPORT Bool -fbCloseScreen (int indx, ScreenPtr pScreen); - -extern _X_EXPORT Bool -fbRealizeFont(ScreenPtr pScreen, FontPtr pFont); - -extern _X_EXPORT Bool -fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont); - -extern _X_EXPORT void -fbQueryBestSize (int class, - unsigned short *width, unsigned short *height, - ScreenPtr pScreen); - -extern _X_EXPORT PixmapPtr -_fbGetWindowPixmap (WindowPtr pWindow); - -extern _X_EXPORT void -_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap); - -extern _X_EXPORT Bool -fbSetupScreen(ScreenPtr pScreen, - pointer pbits, /* pointer to screen bitmap */ - int xsize, /* in pixels */ - int ysize, - int dpix, /* dots per inch */ - int dpiy, - int width, /* pixel width of frame buffer */ - int bpp); /* bits per pixel of frame buffer */ - -extern _X_EXPORT Bool -wfbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap); - -extern _X_EXPORT Bool -wfbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap); - -extern _X_EXPORT Bool -fbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp); - -extern _X_EXPORT Bool -fbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp); - -/* - * fbseg.c - */ -typedef void FbBres (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash; -/* - * fbsetsp.c - */ - -extern _X_EXPORT void -fbSetSpans (DrawablePtr pDrawable, - GCPtr pGC, - char *src, - DDXPointPtr ppt, - int *pwidth, - int nspans, - int fSorted); - -extern _X_EXPORT FbBres * -fbSelectBres (DrawablePtr pDrawable, - GCPtr pGC); - -extern _X_EXPORT void -fbBres (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x, - int y, - int e, - int e1, - int e3, - int len); - -extern _X_EXPORT void -fbSegment (DrawablePtr pDrawable, - GCPtr pGC, - int xa, - int ya, - int xb, - int yb, - Bool drawLast, - int *dashOffset); - - -/* - * fbsolid.c - */ - -extern _X_EXPORT void -fbSolid (FbBits *dst, - FbStride dstStride, - int dstX, - int bpp, - - int width, - int height, - - FbBits and, - FbBits xor); - -extern _X_EXPORT void -fbSolid24 (FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbBits and, - FbBits xor); - -/* - * fbstipple.c - */ - -extern _X_EXPORT void -fbTransparentSpan (FbBits *dst, - FbBits stip, - FbBits fgxor, - int n); - -extern _X_EXPORT void -fbEvenStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipHeight, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot); - -extern _X_EXPORT void -fbOddStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot); - -extern _X_EXPORT void -fbStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - Bool even, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot); - -/* - * fbtile.c - */ - -extern _X_EXPORT void -fbEvenTile (FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbBits *tile, - FbStride tileStride, - int tileHeight, - - int alu, - FbBits pm, - int xRot, - int yRot); - -extern _X_EXPORT void -fbOddTile (FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbBits *tile, - FbStride tileStride, - int tileWidth, - int tileHeight, - - int alu, - FbBits pm, - int bpp, - - int xRot, - int yRot); - -extern _X_EXPORT void -fbTile (FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbBits *tile, - FbStride tileStride, - int tileWidth, - int tileHeight, - - int alu, - FbBits pm, - int bpp, - - int xRot, - int yRot); - -/* - * fbutil.c - */ -extern _X_EXPORT FbBits -fbReplicatePixel (Pixel p, int bpp); - -extern _X_EXPORT void -fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp); - -#ifdef FB_ACCESS_WRAPPER -extern _X_EXPORT ReadMemoryProcPtr wfbReadMemory; -extern _X_EXPORT WriteMemoryProcPtr wfbWriteMemory; -#endif - -/* - * fbwindow.c - */ - -extern _X_EXPORT Bool -fbCreateWindow(WindowPtr pWin); - -extern _X_EXPORT Bool -fbDestroyWindow(WindowPtr pWin); - -extern _X_EXPORT Bool -fbMapWindow(WindowPtr pWindow); - -extern _X_EXPORT Bool -fbPositionWindow(WindowPtr pWin, int x, int y); - -extern _X_EXPORT Bool -fbUnmapWindow(WindowPtr pWindow); - -extern _X_EXPORT void -fbCopyWindowProc (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure); - -extern _X_EXPORT void -fbCopyWindow(WindowPtr pWin, - DDXPointRec ptOldOrg, - RegionPtr prgnSrc); - -extern _X_EXPORT Bool -fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask); - -extern _X_EXPORT void -fbFillRegionSolid (DrawablePtr pDrawable, - RegionPtr pRegion, - FbBits and, - FbBits xor); - -extern _X_EXPORT pixman_image_t * -image_from_pict (PicturePtr pict, - Bool has_clip, - int *xoff, - int *yoff); - -extern _X_EXPORT void free_pixman_pict (PicturePtr, pixman_image_t *); - -#endif /* _FB_H_ */ - +/*
+ *
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+#ifndef _FB_H_
+#define _FB_H_
+
+#include <X11/X.h>
+#include <pixman.h>
+
+#include "scrnintstr.h"
+#include "pixmap.h"
+#include "pixmapstr.h"
+#include "region.h"
+#include "gcstruct.h"
+#include "colormap.h"
+#include "miscstruct.h"
+#include "servermd.h"
+#include "windowstr.h"
+#include "privates.h"
+#include "mi.h"
+#include "migc.h"
+#include "mibstore.h"
+#include "picturestr.h"
+
+#ifdef FB_ACCESS_WRAPPER
+
+#include "wfbrename.h"
+#define FBPREFIX(x) wfb##x
+#define WRITE(ptr, val) ((*wfbWriteMemory)((ptr), (val), sizeof(*(ptr))))
+#define READ(ptr) ((*wfbReadMemory)((ptr), sizeof(*(ptr))))
+
+#define MEMCPY_WRAPPED(dst, src, size) do { \
+ size_t _i; \
+ CARD8 *_dst = (CARD8*)(dst), *_src = (CARD8*)(src); \
+ for(_i = 0; _i < size; _i++) { \
+ WRITE(_dst +_i, READ(_src + _i)); \
+ } \
+} while(0)
+
+#define MEMSET_WRAPPED(dst, val, size) do { \
+ size_t _i; \
+ CARD8 *_dst = (CARD8*)(dst); \
+ for(_i = 0; _i < size; _i++) { \
+ WRITE(_dst +_i, (val)); \
+ } \
+} while(0)
+
+#else
+
+#define FBPREFIX(x) fb##x
+#define WRITE(ptr, val) (*(ptr) = (val))
+#define READ(ptr) (*(ptr))
+#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size))
+#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size))
+
+#endif
+
+/*
+ * This single define controls the basic size of data manipulated
+ * by this software; it must be log2(sizeof (FbBits) * 8)
+ */
+
+#ifndef FB_SHIFT
+#define FB_SHIFT LOG2_BITMAP_PAD
+#endif
+
+#if FB_SHIFT < LOG2_BITMAP_PAD
+ error FB_SHIFT must be >= LOG2_BITMAP_PAD
+#endif
+
+#define FB_UNIT (1 << FB_SHIFT)
+#define FB_HALFUNIT (1 << (FB_SHIFT-1))
+#define FB_MASK (FB_UNIT - 1)
+#define FB_ALLONES ((FbBits) -1)
+
+#if GLYPHPADBYTES != 4
+#error "GLYPHPADBYTES must be 4"
+#endif
+
+/* for driver compat - intel UXA needs the second one at least */
+#define FB_24BIT
+#define FB_24_32BIT
+
+#define FB_STIP_SHIFT LOG2_BITMAP_PAD
+#define FB_STIP_UNIT (1 << FB_STIP_SHIFT)
+#define FB_STIP_MASK (FB_STIP_UNIT - 1)
+#define FB_STIP_ALLONES ((FbStip) -1)
+
+#define FB_STIP_ODDSTRIDE(s) (((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)
+#define FB_STIP_ODDPTR(p) ((((long) (p)) & (FB_MASK >> 3)) != 0)
+
+#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))
+#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))
+
+#define FbFullMask(n) ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))
+
+#if FB_SHIFT == 6
+# ifdef WIN32
+typedef unsigned __int64 FbBits;
+# else
+# if defined(__alpha__) || defined(__alpha) || \
+ defined(ia64) || defined(__ia64__) || \
+ defined(__sparc64__) || defined(_LP64) || \
+ defined(__s390x__) || \
+ defined(amd64) || defined (__amd64__) || \
+ defined (__powerpc64__)
+typedef unsigned long FbBits;
+# else
+typedef unsigned long long FbBits;
+# endif
+# endif
+#endif
+
+#if FB_SHIFT == 5
+typedef CARD32 FbBits;
+#endif
+
+#if FB_SHIFT == 4
+typedef CARD16 FbBits;
+#endif
+
+#if LOG2_BITMAP_PAD == FB_SHIFT
+typedef FbBits FbStip;
+#else
+# if LOG2_BITMAP_PAD == 5
+typedef CARD32 FbStip;
+# endif
+#endif
+
+typedef int FbStride;
+
+
+#ifdef FB_DEBUG
+extern _X_EXPORT void fbValidateDrawable(DrawablePtr d);
+extern _X_EXPORT void fbInitializeDrawable(DrawablePtr d);
+extern _X_EXPORT void fbSetBits (FbStip *bits, int stride, FbStip data);
+#define FB_HEAD_BITS (FbStip) (0xbaadf00d)
+#define FB_TAIL_BITS (FbStip) (0xbaddf0ad)
+#else
+#define fbValidateDrawable(d)
+#define fdInitializeDrawable(d)
+#endif
+
+#include "fbrop.h"
+
+#if BITMAP_BIT_ORDER == LSBFirst
+#define FbScrLeft(x,n) ((x) >> (n))
+#define FbScrRight(x,n) ((x) << (n))
+/* #define FbLeftBits(x,n) ((x) & ((((FbBits) 1) << (n)) - 1)) */
+#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))
+#define FbStipMoveLsb(x,s,n) (FbStipRight (x,(s)-(n)))
+#define FbPatternOffsetBits 0
+#else
+#define FbScrLeft(x,n) ((x) << (n))
+#define FbScrRight(x,n) ((x) >> (n))
+/* #define FbLeftBits(x,n) ((x) >> (FB_UNIT - (n))) */
+#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))
+#define FbStipMoveLsb(x,s,n) (x)
+#define FbPatternOffsetBits (sizeof (FbBits) - 1)
+#endif
+
+#include "micoord.h"
+
+#define FbStipLeft(x,n) FbScrLeft(x,n)
+#define FbStipRight(x,n) FbScrRight(x,n)
+
+#define FbRotLeft(x,n) FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0)
+#define FbRotRight(x,n) FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0)
+
+#define FbRotStipLeft(x,n) FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)
+#define FbRotStipRight(x,n) FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)
+
+#define FbLeftMask(x) ( ((x) & FB_MASK) ? \
+ FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)
+#define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \
+ FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)
+
+#define FbLeftStipMask(x) ( ((x) & FB_STIP_MASK) ? \
+ FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)
+#define FbRightStipMask(x) ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \
+ FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)
+
+#define FbBitsMask(x,w) (FbScrRight(FB_ALLONES,(x) & FB_MASK) & \
+ FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))
+
+#define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \
+ FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))
+
+
+#define FbMaskBits(x,w,l,n,r) { \
+ n = (w); \
+ r = FbRightMask((x)+n); \
+ l = FbLeftMask(x); \
+ if (l) { \
+ n -= FB_UNIT - ((x) & FB_MASK); \
+ if (n < 0) { \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ } \
+ } \
+ n >>= FB_SHIFT; \
+}
+
+
+#define FbByteMaskInvalid 0x10
+
+#define FbPatternOffset(o,t) ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))
+
+#define FbPtrOffset(p,o,t) ((t *) ((CARD8 *) (p) + (o)))
+#define FbSelectPatternPart(xor,o,t) ((xor) >> (FbPatternOffset (o,t) << 3))
+#define FbStorePart(dst,off,t,xor) (WRITE(FbPtrOffset(dst,off,t), \
+ FbSelectPart(xor,off,t)))
+#ifndef FbSelectPart
+#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)
+#endif
+
+#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \
+ n = (w); \
+ lb = 0; \
+ rb = 0; \
+ r = FbRightMask((x)+n); \
+ if (r) { \
+ /* compute right byte length */ \
+ if ((copy) && (((x) + n) & 7) == 0) { \
+ rb = (((x) + n) & FB_MASK) >> 3; \
+ } else { \
+ rb = FbByteMaskInvalid; \
+ } \
+ } \
+ l = FbLeftMask(x); \
+ if (l) { \
+ /* compute left byte length */ \
+ if ((copy) && ((x) & 7) == 0) { \
+ lb = ((x) & FB_MASK) >> 3; \
+ } else { \
+ lb = FbByteMaskInvalid; \
+ } \
+ /* subtract out the portion painted by leftMask */ \
+ n -= FB_UNIT - ((x) & FB_MASK); \
+ if (n < 0) { \
+ if (lb != FbByteMaskInvalid) { \
+ if (rb == FbByteMaskInvalid) { \
+ lb = FbByteMaskInvalid; \
+ } else if (rb) { \
+ lb |= (rb - lb) << (FB_SHIFT - 3); \
+ rb = 0; \
+ } \
+ } \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ }\
+ } \
+ n >>= FB_SHIFT; \
+}
+
+#if FB_SHIFT == 6
+#define FbDoLeftMaskByteRRop6Cases(dst,xor) \
+ case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 7): \
+ FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 6): \
+ FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 5): \
+ FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ break; \
+ case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 4): \
+ FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
+ break;
+
+#define FbDoRightMaskByteRRop6Cases(dst,xor) \
+ case 4: \
+ FbStorePart(dst,0,CARD32,xor); \
+ break; \
+ case 5: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD8,xor); \
+ break; \
+ case 6: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD16,xor); \
+ break; \
+ case 7: \
+ FbStorePart(dst,0,CARD32,xor); \
+ FbStorePart(dst,4,CARD16,xor); \
+ FbStorePart(dst,6,CARD8,xor); \
+ break;
+#else
+#define FbDoLeftMaskByteRRop6Cases(dst,xor)
+#define FbDoRightMaskByteRRop6Cases(dst,xor)
+#endif
+
+#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
+ switch (lb) { \
+ FbDoLeftMaskByteRRop6Cases(dst,xor) \
+ case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
+ break; \
+ case sizeof (FbBits) - 3: \
+ FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
+ case sizeof (FbBits) - 2: \
+ FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \
+ break; \
+ case sizeof (FbBits) - 1: \
+ FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \
+ break; \
+ default: \
+ WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \
+ break; \
+ } \
+}
+
+
+#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
+ switch (rb) { \
+ case 1: \
+ FbStorePart(dst,0,CARD8,xor); \
+ break; \
+ case 2: \
+ FbStorePart(dst,0,CARD16,xor); \
+ break; \
+ case 3: \
+ FbStorePart(dst,0,CARD16,xor); \
+ FbStorePart(dst,2,CARD8,xor); \
+ break; \
+ FbDoRightMaskByteRRop6Cases(dst,xor) \
+ default: \
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \
+ } \
+}
+
+#define FbMaskStip(x,w,l,n,r) { \
+ n = (w); \
+ r = FbRightStipMask((x)+n); \
+ l = FbLeftStipMask(x); \
+ if (l) { \
+ n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \
+ if (n < 0) { \
+ n = 0; \
+ l &= r; \
+ r = 0; \
+ } \
+ } \
+ n >>= FB_STIP_SHIFT; \
+}
+
+/*
+ * These macros are used to transparently stipple
+ * in copy mode; the expected usage is with 'n' constant
+ * so all of the conditional parts collapse into a minimal
+ * sequence of partial word writes
+ *
+ * 'n' is the bytemask of which bytes to store, 'a' is the address
+ * of the FbBits base unit, 'o' is the offset within that unit
+ *
+ * The term "lane" comes from the hardware term "byte-lane" which
+ */
+
+#define FbLaneCase1(n,a,o) \
+ if ((n) == 0x01) { \
+ WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), fgxor); \
+ }
+
+#define FbLaneCase2(n,a,o) \
+ if ((n) == 0x03) { \
+ WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), fgxor); \
+ } else { \
+ FbLaneCase1((n)&1,a,o) \
+ FbLaneCase1((n)>>1,a,(o)+1) \
+ }
+
+#define FbLaneCase4(n,a,o) \
+ if ((n) == 0x0f) { \
+ WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), fgxor); \
+ } else { \
+ FbLaneCase2((n)&3,a,o) \
+ FbLaneCase2((n)>>2,a,(o)+2) \
+ }
+
+#define FbLaneCase8(n,a,o) \
+ if ((n) == 0x0ff) { \
+ *(FbBits *) ((a)+(o)) = fgxor; \
+ } else { \
+ FbLaneCase4((n)&15,a,o) \
+ FbLaneCase4((n)>>4,a,(o)+4) \
+ }
+
+#if FB_SHIFT == 6
+#define FbLaneCase(n,a) FbLaneCase8(n,(CARD8 *) (a),0)
+#endif
+
+#if FB_SHIFT == 5
+#define FbLaneCase(n,a) FbLaneCase4(n,(CARD8 *) (a),0)
+#endif
+
+/* Rotate a filled pixel value to the specified alignement */
+#define FbRot24(p,b) (FbScrRight(p,b) | FbScrLeft(p,24-(b)))
+#define FbRot24Stip(p,b) (FbStipRight(p,b) | FbStipLeft(p,24-(b)))
+
+/* step a filled pixel value to the next/previous FB_UNIT alignment */
+#define FbNext24Pix(p) (FbRot24(p,(24-FB_UNIT%24)))
+#define FbPrev24Pix(p) (FbRot24(p,FB_UNIT%24))
+#define FbNext24Stip(p) (FbRot24(p,(24-FB_STIP_UNIT%24)))
+#define FbPrev24Stip(p) (FbRot24(p,FB_STIP_UNIT%24))
+
+/* step a rotation value to the next/previous rotation value */
+#if FB_UNIT == 64
+#define FbNext24Rot(r) ((r) == 16 ? 0 : (r) + 8)
+#define FbPrev24Rot(r) ((r) == 0 ? 16 : (r) - 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x) (((x) + 8) % 24)
+#else
+#define FbFirst24Rot(x) ((x) % 24)
+#endif
+
+#endif
+
+#if FB_UNIT == 32
+#define FbNext24Rot(r) ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24Rot(r) ((r) == 16 ? 0 : (r) + 8)
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define FbFirst24Rot(x) (((x) + 16) % 24)
+#else
+#define FbFirst24Rot(x) ((x) % 24)
+#endif
+#endif
+
+#define FbNext24RotStip(r) ((r) == 0 ? 16 : (r) - 8)
+#define FbPrev24RotStip(r) ((r) == 16 ? 0 : (r) + 8)
+
+/* Whether 24-bit specific code is needed for this filled pixel value */
+#define FbCheck24Pix(p) ((p) == FbNext24Pix(p))
+
+/* Macros for dealing with dashing */
+
+#define FbDashDeclare \
+ unsigned char *__dash, *__firstDash, *__lastDash
+
+#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) { \
+ (even) = TRUE; \
+ __firstDash = (pGC)->dash; \
+ __lastDash = __firstDash + (pGC)->numInDashList; \
+ (dashOffset) %= (pPriv)->dashLength; \
+ \
+ __dash = __firstDash; \
+ while ((dashOffset) >= ((dashlen) = *__dash)) \
+ { \
+ (dashOffset) -= (dashlen); \
+ (even) = 1-(even); \
+ if (++__dash == __lastDash) \
+ __dash = __firstDash; \
+ } \
+ (dashlen) -= (dashOffset); \
+}
+
+#define FbDashNext(dashlen) { \
+ if (++__dash == __lastDash) \
+ __dash = __firstDash; \
+ (dashlen) = *__dash; \
+}
+
+/* as numInDashList is always even, this case can skip a test */
+
+#define FbDashNextEven(dashlen) { \
+ (dashlen) = *++__dash; \
+}
+
+#define FbDashNextOdd(dashlen) FbDashNext(dashlen)
+
+#define FbDashStep(dashlen,even) { \
+ if (!--(dashlen)) { \
+ FbDashNext(dashlen); \
+ (even) = 1-(even); \
+ } \
+}
+
+extern _X_EXPORT DevPrivateKey
+fbGetGCPrivateKey (void);
+
+extern _X_EXPORT DevPrivateKey
+fbGetWinPrivateKey (void);
+
+extern _X_EXPORT const GCOps fbGCOps;
+extern _X_EXPORT const GCFuncs fbGCFuncs;
+
+
+/* Framebuffer access wrapper */
+typedef FbBits (*ReadMemoryProcPtr)(const void *src, int size);
+typedef void (*WriteMemoryProcPtr)(void *dst, FbBits value, int size);
+typedef void (*SetupWrapProcPtr)(ReadMemoryProcPtr *pRead,
+ WriteMemoryProcPtr *pWrite,
+ DrawablePtr pDraw);
+typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);
+
+#ifdef FB_ACCESS_WRAPPER
+
+#define fbPrepareAccess(pDraw) \
+ fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \
+ &wfbReadMemory, \
+ &wfbWriteMemory, \
+ (pDraw))
+#define fbFinishAccess(pDraw) \
+ fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)
+
+#else
+
+#define fbPrepareAccess(pPix)
+#define fbFinishAccess(pDraw)
+
+#endif
+
+
+extern _X_EXPORT DevPrivateKey
+fbGetScreenPrivateKey(void);
+
+/* private field of a screen */
+typedef struct {
+ unsigned char win32bpp; /* window bpp for 32-bpp images */
+ unsigned char pix32bpp; /* pixmap bpp for 32-bpp images */
+#ifdef FB_ACCESS_WRAPPER
+ SetupWrapProcPtr setupWrap; /* driver hook to set pixmap access wrapping */
+ FinishWrapProcPtr finishWrap; /* driver hook to clean up pixmap access wrapping */
+#endif
+} FbScreenPrivRec, *FbScreenPrivPtr;
+
+#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \
+ dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey()))
+
+/* private field of GC */
+typedef struct {
+ FbBits and, xor; /* reduced rop values */
+ FbBits bgand, bgxor; /* for stipples */
+ FbBits fg, bg, pm; /* expanded and filled */
+ unsigned int dashLength; /* total of all dash elements */
+ unsigned char evenStipple; /* stipple is even */
+ unsigned char bpp; /* current drawable bpp */
+} FbGCPrivRec, *FbGCPrivPtr;
+
+#define fbGetGCPrivate(pGC) ((FbGCPrivPtr)\
+ dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey()))
+
+#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)
+#define fbGetExpose(pGC) ((pGC)->fExpose)
+#define fbGetFreeCompClip(pGC) ((pGC)->freeCompClip)
+#define fbGetRotatedPixmap(pGC) ((pGC)->pRotatedPixmap)
+
+#define fbGetScreenPixmap(s) ((PixmapPtr) (s)->devPrivate)
+#define fbGetWindowPixmap(pWin) ((PixmapPtr)\
+ dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey()))
+
+#ifdef ROOTLESS
+#define __fbPixDrawableX(pPix) ((pPix)->drawable.x)
+#define __fbPixDrawableY(pPix) ((pPix)->drawable.y)
+#else
+#define __fbPixDrawableX(pPix) 0
+#define __fbPixDrawableY(pPix) 0
+#endif
+
+#ifdef COMPOSITE
+#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix) - (pPix)->screen_x)
+#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix) - (pPix)->screen_y)
+#else
+#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix))
+#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix))
+#endif
+#define __fbPixOffXPix(pPix) (__fbPixDrawableX(pPix))
+#define __fbPixOffYPix(pPix) (__fbPixDrawableY(pPix))
+
+#define fbGetDrawablePixmap(pDrawable, pixmap, xoff, yoff) { \
+ if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
+ (pixmap) = fbGetWindowPixmap(pDrawable); \
+ (xoff) = __fbPixOffXWin(pixmap); \
+ (yoff) = __fbPixOffYWin(pixmap); \
+ } else { \
+ (pixmap) = (PixmapPtr) (pDrawable); \
+ (xoff) = __fbPixOffXPix(pixmap); \
+ (yoff) = __fbPixOffYPix(pixmap); \
+ } \
+ fbPrepareAccess(pDrawable); \
+}
+
+#define fbGetPixmapBitsData(pixmap, pointer, stride, bpp) { \
+ (pointer) = (FbBits *) (pixmap)->devPrivate.ptr; \
+ (stride) = ((int) (pixmap)->devKind) / sizeof (FbBits); (void)(stride); \
+ (bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \
+}
+
+#define fbGetPixmapStipData(pixmap, pointer, stride, bpp) { \
+ (pointer) = (FbStip *) (pixmap)->devPrivate.ptr; \
+ (stride) = ((int) (pixmap)->devKind) / sizeof (FbStip); (void)(stride); \
+ (bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \
+}
+
+#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
+ PixmapPtr _pPix; \
+ fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \
+ fbGetPixmapBitsData(_pPix, pointer, stride, bpp); \
+}
+
+#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
+ PixmapPtr _pPix; \
+ fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \
+ fbGetPixmapStipData(_pPix, pointer, stride, bpp); \
+}
+
+/*
+ * XFree86 empties the root BorderClip when the VT is inactive,
+ * here's a macro which uses that to disable GetImage and GetSpans
+ */
+
+#define fbWindowEnabled(pWin) \
+ RegionNotEmpty(&(pWin)->drawable.pScreen->root->borderClip)
+
+#define fbDrawableEnabled(pDrawable) \
+ ((pDrawable)->type == DRAWABLE_PIXMAP ? \
+ TRUE : fbWindowEnabled((WindowPtr) pDrawable))
+
+#define FbPowerOfTwo(w) (((w) & ((w) - 1)) == 0)
+/*
+ * Accelerated tiles are power of 2 width <= FB_UNIT
+ */
+#define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w))
+/*
+ * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp
+ * with dstBpp a power of 2 as well
+ */
+#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))
+
+/*
+ * fb24_32.c
+ */
+extern _X_EXPORT void
+fb24_32GetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart);
+
+extern _X_EXPORT void
+fb24_32SetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted);
+
+extern _X_EXPORT void
+fb24_32PutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ CARD8 *src,
+ FbStride srcStride);
+
+extern _X_EXPORT void
+fb24_32GetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d);
+
+extern _X_EXPORT void
+fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT PixmapPtr
+fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);
+
+extern _X_EXPORT Bool
+fb24_32CreateScreenResources(ScreenPtr pScreen);
+
+extern _X_EXPORT Bool
+fb24_32ModifyPixmapHeader (PixmapPtr pPixmap,
+ int width,
+ int height,
+ int depth,
+ int bitsPerPixel,
+ int devKind,
+ pointer pPixData);
+
+/*
+ * fballpriv.c
+ */
+extern _X_EXPORT Bool
+fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex);
+
+/*
+ * fbarc.c
+ */
+
+extern _X_EXPORT void
+fbPolyArc (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs);
+
+/*
+ * fbbits.c
+ */
+
+extern _X_EXPORT void
+fbBresSolid8(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbBresDash8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbDots8 (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbArc8 (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbGlyph8 (FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+extern _X_EXPORT void
+fbPolyline8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment8 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+extern _X_EXPORT void
+fbBresSolid16(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbBresDash16(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbDots16(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbArc16(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbGlyph16(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+extern _X_EXPORT void
+fbPolyline16 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment16 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+
+extern _X_EXPORT void
+fbBresSolid24(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbBresDash24(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbDots24(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbArc24(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbGlyph24(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+
+extern _X_EXPORT void
+fbPolyline24 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment24 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+
+extern _X_EXPORT void
+fbBresSolid32(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbBresDash32(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbDots32(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbArc32(FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbGlyph32(FbBits *dstLine,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int height,
+ int shift);
+extern _X_EXPORT void
+fbPolyline32 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ptsOrig);
+
+extern _X_EXPORT void
+fbPolySegment32 (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+/*
+ * fbblt.c
+ */
+extern _X_EXPORT void
+fbBlt (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ Bool reverse,
+ Bool upsidedown);
+
+extern _X_EXPORT void
+fbBlt24 (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse,
+ Bool upsidedown);
+
+extern _X_EXPORT void
+fbBltStip (FbStip *src,
+ FbStride srcStride, /* in FbStip units, not FbBits units */
+ int srcX,
+
+ FbStip *dst,
+ FbStride dstStride, /* in FbStip units, not FbBits units */
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp);
+
+/*
+ * fbbltone.c
+ */
+extern _X_EXPORT void
+fbBltOne (FbStip *src,
+ FbStride srcStride,
+ int srcX,
+ FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbBits fgand,
+ FbBits fbxor,
+ FbBits bgand,
+ FbBits bgxor);
+
+extern _X_EXPORT void
+fbBltOne24 (FbStip *src,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor);
+
+extern _X_EXPORT void
+fbBltPlane (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+ int srcBpp,
+
+ FbStip *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbStip fgand,
+ FbStip fgxor,
+ FbStip bgand,
+ FbStip bgxor,
+ Pixel planeMask);
+
+/*
+ * fbcmap_mi.c
+ */
+extern _X_EXPORT int
+fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
+
+extern _X_EXPORT void
+fbInstallColormap(ColormapPtr pmap);
+
+extern _X_EXPORT void
+fbUninstallColormap(ColormapPtr pmap);
+
+extern _X_EXPORT void
+fbResolveColor(unsigned short *pred,
+ unsigned short *pgreen,
+ unsigned short *pblue,
+ VisualPtr pVisual);
+
+extern _X_EXPORT Bool
+fbInitializeColormap(ColormapPtr pmap);
+
+extern _X_EXPORT int
+fbExpandDirectColors (ColormapPtr pmap,
+ int ndef,
+ xColorItem *indefs,
+ xColorItem *outdefs);
+
+extern _X_EXPORT Bool
+fbCreateDefColormap(ScreenPtr pScreen);
+
+extern _X_EXPORT void
+fbClearVisualTypes(void);
+
+extern _X_EXPORT Bool
+fbHasVisualTypes (int depth);
+
+extern _X_EXPORT Bool
+fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);
+
+extern _X_EXPORT Bool
+fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
+ Pixel redMask, Pixel greenMask, Pixel blueMask);
+
+extern _X_EXPORT Bool
+fbInitVisuals (VisualPtr *visualp,
+ DepthPtr *depthp,
+ int *nvisualp,
+ int *ndepthp,
+ int *rootDepthp,
+ VisualID *defaultVisp,
+ unsigned long sizes,
+ int bitsPerRGB);
+
+/*
+ * fbcopy.c
+ */
+
+/* Compatibility definition, to be removed at next ABI change. */
+typedef void (*fbCopyProc) (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pDstBox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT void
+fbCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT void
+fbCopy1toN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT void
+fbCopyNto1 (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT RegionPtr
+fbCopyArea (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut);
+
+extern _X_EXPORT RegionPtr
+fbCopyPlane (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ unsigned long bitplane);
+
+/*
+ * fbfill.c
+ */
+extern _X_EXPORT void
+fbFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ int width,
+ int height);
+
+extern _X_EXPORT void
+fbSolidBoxClipped (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int xa,
+ int ya,
+ int xb,
+ int yb,
+ FbBits and,
+ FbBits xor);
+
+/*
+ * fbfillrect.c
+ */
+extern _X_EXPORT void
+fbPolyFillRect(DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nrectInit,
+ xRectangle *prectInit);
+
+#define fbPolyFillArc miPolyFillArc
+
+#define fbFillPolygon miFillPolygon
+
+/*
+ * fbfillsp.c
+ */
+extern _X_EXPORT void
+fbFillSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nInit,
+ DDXPointPtr pptInit,
+ int *pwidthInit,
+ int fSorted);
+
+
+/*
+ * fbgc.c
+ */
+
+extern _X_EXPORT Bool
+fbCreateGC(GCPtr pGC);
+
+extern _X_EXPORT void
+fbPadPixmap (PixmapPtr pPixmap);
+
+extern _X_EXPORT void
+fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);
+
+/*
+ * fbgetsp.c
+ */
+extern _X_EXPORT void
+fbGetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart);
+
+/*
+ * fbglyph.c
+ */
+
+extern _X_EXPORT Bool
+fbGlyphIn (RegionPtr pRegion,
+ int x,
+ int y,
+ int width,
+ int height);
+
+extern _X_EXPORT void
+fbPolyGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase);
+
+extern _X_EXPORT void
+fbImageGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase);
+
+/*
+ * fbimage.c
+ */
+
+extern _X_EXPORT void
+fbPutImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage);
+
+extern _X_EXPORT void
+fbPutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ FbStip *src,
+ FbStride srcStride);
+
+extern _X_EXPORT void
+fbPutXYImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ FbBits fg,
+ FbBits bg,
+ FbBits pm,
+ int alu,
+ Bool opaque,
+
+ int x,
+ int y,
+ int width,
+ int height,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX);
+
+extern _X_EXPORT void
+fbGetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d);
+/*
+ * fbline.c
+ */
+
+extern _X_EXPORT void
+fbZeroLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt);
+
+extern _X_EXPORT void
+fbZeroSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSegs);
+
+extern _X_EXPORT void
+fbPolyLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt);
+
+extern _X_EXPORT void
+fbFixCoordModePrevious (int npt,
+ DDXPointPtr ppt);
+
+extern _X_EXPORT void
+fbPolySegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg);
+
+#define fbPolyRectangle miPolyRectangle
+
+/*
+ * fbpict.c
+ */
+
+extern _X_EXPORT Bool
+fbPictureInit (ScreenPtr pScreen,
+ PictFormatPtr formats,
+ int nformats);
+
+/*
+ * fbpixmap.c
+ */
+
+extern _X_EXPORT PixmapPtr
+fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
+ unsigned usage_hint);
+
+extern _X_EXPORT PixmapPtr
+fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
+ unsigned usage_hint);
+
+extern _X_EXPORT Bool
+fbDestroyPixmap (PixmapPtr pPixmap);
+
+extern _X_EXPORT RegionPtr
+fbPixmapToRegion(PixmapPtr pPix);
+
+/*
+ * fbpoint.c
+ */
+
+extern _X_EXPORT void
+fbDots (FbBits *dstOrig,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits andOrig,
+ FbBits xorOrig);
+
+extern _X_EXPORT void
+fbPolyPoint (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ xPoint *pptInit);
+
+/*
+ * fbpush.c
+ */
+extern _X_EXPORT void
+fbPushPattern (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+
+ int width,
+ int height);
+
+extern _X_EXPORT void
+fbPushFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height);
+
+extern _X_EXPORT void
+fbPushImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX,
+
+ int x,
+ int y,
+ int width,
+ int height);
+
+extern _X_EXPORT void
+fbPushPixels (GCPtr pGC,
+ PixmapPtr pBitmap,
+ DrawablePtr pDrawable,
+ int dx,
+ int dy,
+ int xOrg,
+ int yOrg);
+
+
+/*
+ * fbscreen.c
+ */
+
+extern _X_EXPORT Bool
+fbCloseScreen (int indx, ScreenPtr pScreen);
+
+extern _X_EXPORT Bool
+fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+extern _X_EXPORT Bool
+fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);
+
+extern _X_EXPORT void
+fbQueryBestSize (int class,
+ unsigned short *width, unsigned short *height,
+ ScreenPtr pScreen);
+
+extern _X_EXPORT PixmapPtr
+_fbGetWindowPixmap (WindowPtr pWindow);
+
+extern _X_EXPORT void
+_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);
+
+extern _X_EXPORT Bool
+fbSetupScreen(ScreenPtr pScreen,
+ pointer pbits, /* pointer to screen bitmap */
+ int xsize, /* in pixels */
+ int ysize,
+ int dpix, /* dots per inch */
+ int dpiy,
+ int width, /* pixel width of frame buffer */
+ int bpp); /* bits per pixel of frame buffer */
+
+extern _X_EXPORT Bool
+wfbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap);
+
+extern _X_EXPORT Bool
+wfbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap);
+
+extern _X_EXPORT Bool
+fbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+extern _X_EXPORT Bool
+fbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp);
+
+/*
+ * fbseg.c
+ */
+typedef void FbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;
+/*
+ * fbsetsp.c
+ */
+
+extern _X_EXPORT void
+fbSetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted);
+
+extern _X_EXPORT FbBres *
+fbSelectBres (DrawablePtr pDrawable,
+ GCPtr pGC);
+
+extern _X_EXPORT void
+fbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x,
+ int y,
+ int e,
+ int e1,
+ int e3,
+ int len);
+
+extern _X_EXPORT void
+fbSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int xa,
+ int ya,
+ int xb,
+ int yb,
+ Bool drawLast,
+ int *dashOffset);
+
+
+/*
+ * fbsolid.c
+ */
+
+extern _X_EXPORT void
+fbSolid (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int bpp,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT void
+fbSolid24 (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor);
+
+/*
+ * fbstipple.c
+ */
+
+extern _X_EXPORT void
+fbTransparentSpan (FbBits *dst,
+ FbBits stip,
+ FbBits fgxor,
+ int n);
+
+extern _X_EXPORT void
+fbEvenStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+extern _X_EXPORT void
+fbOddStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+extern _X_EXPORT void
+fbStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+ Bool even,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot);
+
+/*
+ * fbtile.c
+ */
+
+extern _X_EXPORT void
+fbEvenTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int xRot,
+ int yRot);
+
+extern _X_EXPORT void
+fbOddTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot);
+
+extern _X_EXPORT void
+fbTile (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits *tile,
+ FbStride tileStride,
+ int tileWidth,
+ int tileHeight,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ int xRot,
+ int yRot);
+
+/*
+ * fbutil.c
+ */
+extern _X_EXPORT FbBits
+fbReplicatePixel (Pixel p, int bpp);
+
+extern _X_EXPORT void
+fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp);
+
+#ifdef FB_ACCESS_WRAPPER
+extern _X_EXPORT ReadMemoryProcPtr wfbReadMemory;
+extern _X_EXPORT WriteMemoryProcPtr wfbWriteMemory;
+#endif
+
+/*
+ * fbwindow.c
+ */
+
+extern _X_EXPORT Bool
+fbCreateWindow(WindowPtr pWin);
+
+extern _X_EXPORT Bool
+fbDestroyWindow(WindowPtr pWin);
+
+extern _X_EXPORT Bool
+fbMapWindow(WindowPtr pWindow);
+
+extern _X_EXPORT Bool
+fbPositionWindow(WindowPtr pWin, int x, int y);
+
+extern _X_EXPORT Bool
+fbUnmapWindow(WindowPtr pWindow);
+
+extern _X_EXPORT void
+fbCopyWindowProc (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern _X_EXPORT void
+fbCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc);
+
+extern _X_EXPORT Bool
+fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
+
+extern _X_EXPORT void
+fbFillRegionSolid (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ FbBits and,
+ FbBits xor);
+
+extern _X_EXPORT pixman_image_t *
+image_from_pict (PicturePtr pict,
+ Bool has_clip,
+ int *xoff,
+ int *yoff);
+
+extern _X_EXPORT void free_pixman_pict (PicturePtr, pixman_image_t *);
+
+#endif /* _FB_H_ */
+
diff --git a/xorg-server/fb/fballpriv.c b/xorg-server/fb/fballpriv.c index 321903628..1fe3a6934 100644 --- a/xorg-server/fb/fballpriv.c +++ b/xorg-server/fb/fballpriv.c @@ -1,60 +1,60 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -static DevPrivateKeyRec fbScreenPrivateKeyRec; -DevPrivateKey -fbGetScreenPrivateKey(void) { return &fbScreenPrivateKeyRec; } - -static DevPrivateKeyRec fbGCPrivateKeyRec; -DevPrivateKey -fbGetGCPrivateKey (void) { return &fbGCPrivateKeyRec; } - -static DevPrivateKeyRec fbWinPrivateKeyRec; -DevPrivateKey -fbGetWinPrivateKey (void) { return &fbWinPrivateKeyRec; } - -Bool -fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCKey) -{ - if (pGCKey) - *pGCKey = &fbGCPrivateKeyRec; - - if (!dixRegisterPrivateKey(&fbGCPrivateKeyRec, PRIVATE_GC, sizeof(FbGCPrivRec))) - return FALSE; - if (!dixRegisterPrivateKey(&fbScreenPrivateKeyRec, PRIVATE_SCREEN, sizeof (FbScreenPrivRec))) - return FALSE; - if (!dixRegisterPrivateKey(&fbWinPrivateKeyRec, PRIVATE_WINDOW, 0)) - return FALSE; - - return TRUE; -} - -#ifdef FB_ACCESS_WRAPPER -ReadMemoryProcPtr wfbReadMemory; -WriteMemoryProcPtr wfbWriteMemory; -#endif +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+static DevPrivateKeyRec fbScreenPrivateKeyRec;
+DevPrivateKey
+fbGetScreenPrivateKey(void) { return &fbScreenPrivateKeyRec; }
+
+static DevPrivateKeyRec fbGCPrivateKeyRec;
+DevPrivateKey
+fbGetGCPrivateKey (void) { return &fbGCPrivateKeyRec; }
+
+static DevPrivateKeyRec fbWinPrivateKeyRec;
+DevPrivateKey
+fbGetWinPrivateKey (void) { return &fbWinPrivateKeyRec; }
+
+Bool
+fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCKey)
+{
+ if (pGCKey)
+ *pGCKey = &fbGCPrivateKeyRec;
+
+ if (!dixRegisterPrivateKey(&fbGCPrivateKeyRec, PRIVATE_GC, sizeof(FbGCPrivRec)))
+ return FALSE;
+ if (!dixRegisterPrivateKey(&fbScreenPrivateKeyRec, PRIVATE_SCREEN, sizeof (FbScreenPrivRec)))
+ return FALSE;
+ if (!dixRegisterPrivateKey(&fbWinPrivateKeyRec, PRIVATE_WINDOW, 0))
+ return FALSE;
+
+ return TRUE;
+}
+
+#ifdef FB_ACCESS_WRAPPER
+ReadMemoryProcPtr wfbReadMemory;
+WriteMemoryProcPtr wfbWriteMemory;
+#endif
diff --git a/xorg-server/fb/fbarc.c b/xorg-server/fb/fbarc.c index a0c5343e0..07fb70c4e 100644 --- a/xorg-server/fb/fbarc.c +++ b/xorg-server/fb/fbarc.c @@ -1,145 +1,145 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" -#include "mizerarc.h" -#include <limits.h> - -typedef void (*FbArc) (FbBits *dst, - FbStride dstStride, - int dstBpp, - xArc *arc, - int dx, - int dy, - FbBits and, - FbBits xor); - -void -fbPolyArc (DrawablePtr pDrawable, - GCPtr pGC, - int narcs, - xArc *parcs) -{ - FbArc arc; - - if (pGC->lineWidth == 0) - { - arc = 0; - if (pGC->lineStyle == LineSolid && pGC->fillStyle == FillSolid) - { - switch (pDrawable->bitsPerPixel) - { - case 8: arc = fbArc8; break; - case 16: arc = fbArc16; break; - case 24: arc = fbArc24; break; - case 32: arc = fbArc32; break; - } - } - if (arc) - { - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - BoxRec box; - int x2, y2; - RegionPtr cclip; - int wrapped = 0; - - cclip = fbGetCompositeClip (pGC); - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); -#ifdef FB_ACCESS_WRAPPER - wrapped = 1; -#else - wrapped = 0; -#endif - while (narcs--) - { - if (miCanZeroArc (parcs)) - { - box.x1 = parcs->x + pDrawable->x; - box.y1 = parcs->y + pDrawable->y; - /* - * Because box.x2 and box.y2 get truncated to 16 bits, and the - * RECT_IN_REGION test treats the resulting number as a signed - * integer, the RECT_IN_REGION test alone can go the wrong way. - * This can result in a server crash because the rendering - * routines in this file deal directly with cpu addresses - * of pixels to be stored, and do not clip or otherwise check - * that all such addresses are within their respective pixmaps. - * So we only allow the RECT_IN_REGION test to be used for - * values that can be expressed correctly in a signed short. - */ - x2 = box.x1 + (int)parcs->width + 1; - box.x2 = x2; - y2 = box.y1 + (int)parcs->height + 1; - box.y2 = y2; - if ( (x2 <= SHRT_MAX) && (y2 <= SHRT_MAX) && - (RegionContainsRect(cclip, &box) == rgnIN) ) { -#ifdef FB_ACCESS_WRAPPER - if (!wrapped) { - fbPrepareAccess (pDrawable); - wrapped = 1; - } -#endif - (*arc) (dst, dstStride, dstBpp, - parcs, pDrawable->x + dstXoff, pDrawable->y + dstYoff, - pPriv->and, pPriv->xor); - } else { -#ifdef FB_ACCESS_WRAPPER - if (wrapped) { - fbFinishAccess (pDrawable); - wrapped = 0; - } -#endif - miZeroPolyArc(pDrawable, pGC, 1, parcs); - } - } - else { -#ifdef FB_ACCESS_WRAPPER - if (wrapped) { - fbFinishAccess (pDrawable); - wrapped = 0; - } -#endif - miPolyArc(pDrawable, pGC, 1, parcs); - } - parcs++; - } -#ifdef FB_ACCESS_WRAPPER - if (wrapped) { - fbFinishAccess (pDrawable); - wrapped = 0; - } -#endif - } - else - miZeroPolyArc (pDrawable, pGC, narcs, parcs); - } - else - miPolyArc (pDrawable, pGC, narcs, parcs); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include "mizerarc.h"
+#include <limits.h>
+
+typedef void (*FbArc) (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ xArc *arc,
+ int dx,
+ int dy,
+ FbBits and,
+ FbBits xor);
+
+void
+fbPolyArc (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int narcs,
+ xArc *parcs)
+{
+ FbArc arc;
+
+ if (pGC->lineWidth == 0)
+ {
+ arc = 0;
+ if (pGC->lineStyle == LineSolid && pGC->fillStyle == FillSolid)
+ {
+ switch (pDrawable->bitsPerPixel)
+ {
+ case 8: arc = fbArc8; break;
+ case 16: arc = fbArc16; break;
+ case 24: arc = fbArc24; break;
+ case 32: arc = fbArc32; break;
+ }
+ }
+ if (arc)
+ {
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxRec box;
+ int x2, y2;
+ RegionPtr cclip;
+ int wrapped = 0;
+
+ cclip = fbGetCompositeClip (pGC);
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+#ifdef FB_ACCESS_WRAPPER
+ wrapped = 1;
+#else
+ wrapped = 0;
+#endif
+ while (narcs--)
+ {
+ if (miCanZeroArc (parcs))
+ {
+ box.x1 = parcs->x + pDrawable->x;
+ box.y1 = parcs->y + pDrawable->y;
+ /*
+ * Because box.x2 and box.y2 get truncated to 16 bits, and the
+ * RECT_IN_REGION test treats the resulting number as a signed
+ * integer, the RECT_IN_REGION test alone can go the wrong way.
+ * This can result in a server crash because the rendering
+ * routines in this file deal directly with cpu addresses
+ * of pixels to be stored, and do not clip or otherwise check
+ * that all such addresses are within their respective pixmaps.
+ * So we only allow the RECT_IN_REGION test to be used for
+ * values that can be expressed correctly in a signed short.
+ */
+ x2 = box.x1 + (int)parcs->width + 1;
+ box.x2 = x2;
+ y2 = box.y1 + (int)parcs->height + 1;
+ box.y2 = y2;
+ if ( (x2 <= SHRT_MAX) && (y2 <= SHRT_MAX) &&
+ (RegionContainsRect(cclip, &box) == rgnIN) ) {
+#ifdef FB_ACCESS_WRAPPER
+ if (!wrapped) {
+ fbPrepareAccess (pDrawable);
+ wrapped = 1;
+ }
+#endif
+ (*arc) (dst, dstStride, dstBpp,
+ parcs, pDrawable->x + dstXoff, pDrawable->y + dstYoff,
+ pPriv->and, pPriv->xor);
+ } else {
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ miZeroPolyArc(pDrawable, pGC, 1, parcs);
+ }
+ }
+ else {
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ miPolyArc(pDrawable, pGC, 1, parcs);
+ }
+ parcs++;
+ }
+#ifdef FB_ACCESS_WRAPPER
+ if (wrapped) {
+ fbFinishAccess (pDrawable);
+ wrapped = 0;
+ }
+#endif
+ }
+ else
+ miZeroPolyArc (pDrawable, pGC, narcs, parcs);
+ }
+ else
+ miPolyArc (pDrawable, pGC, narcs, parcs);
+}
diff --git a/xorg-server/fb/fbbits.c b/xorg-server/fb/fbbits.c index 850d1632e..7cc4d24fe 100644 --- a/xorg-server/fb/fbbits.c +++ b/xorg-server/fb/fbbits.c @@ -1,174 +1,174 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" -#include "miline.h" -#include "mizerarc.h" - -#undef BRESSOLID -#undef BRESDASH -#undef DOTS -#undef ARC -#undef GLYPH -#undef BITS -#undef BITS2 -#undef BITS4 - -#define BRESSOLID fbBresSolid8 -#define BRESDASH fbBresDash8 -#define DOTS fbDots8 -#define ARC fbArc8 -#define GLYPH fbGlyph8 -#define POLYLINE fbPolyline8 -#define POLYSEGMENT fbPolySegment8 -#define BITS BYTE -#define BITS2 CARD16 -#define BITS4 CARD32 - -#include "fbbits.h" - -#undef BRESSOLID -#undef BRESDASH -#undef DOTS -#undef ARC -#undef GLYPH -#undef POLYLINE -#undef POLYSEGMENT -#undef BITS -#undef BITS2 -#undef BITS4 - -#define BRESSOLID fbBresSolid16 -#define BRESDASH fbBresDash16 -#define DOTS fbDots16 -#define ARC fbArc16 -#define GLYPH fbGlyph16 -#define POLYLINE fbPolyline16 -#define POLYSEGMENT fbPolySegment16 -#define BITS CARD16 -#define BITS2 CARD32 -#if FB_SHIFT == 6 -#define BITS4 FbBits -#endif - -#include "fbbits.h" - -#undef BRESSOLID -#undef BRESDASH -#undef DOTS -#undef ARC -#undef GLYPH -#undef POLYLINE -#undef POLYSEGMENT -#undef BITS -#undef BITS2 -#if FB_SHIFT == 6 -#undef BITS4 -#endif - -#define BRESSOLID fbBresSolid24 -#define BRESDASH fbBresDash24 -#define DOTS fbDots24 -#define ARC fbArc24 -#define POLYLINE fbPolyline24 -#define POLYSEGMENT fbPolySegment24 - -#define BITS CARD32 -#define BITSUNIT BYTE -#define BITSMUL 3 - -#define FbDoTypeStore(b,t,x,s) WRITE(((t *) (b)), (x) >> (s)) -#define FbDoTypeRRop(b,t,a,x,s) WRITE((t *) (b), FbDoRRop(READ((t *) (b)),\ - (a) >> (s), \ - (x) >> (s))) -#define FbDoTypeMaskRRop(b,t,a,x,m,s) WRITE((t *) (b), FbDoMaskRRop(READ((t *) (b)),\ - (a) >> (s), \ - (x) >> (s), \ - (m) >> (s))) -#if BITMAP_BIT_ORDER == LSBFirst -#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \ - (FbDoTypeStore (b, CARD8, x, 0), \ - FbDoTypeStore ((b) + 1, CARD16, x, 8)) : \ - (FbDoTypeStore (b, CARD16, x, 0), \ - FbDoTypeStore ((b) + 2, CARD8, x, 16))) -#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \ - (FbDoTypeRRop(b,CARD8,a,x,0), \ - FbDoTypeRRop((b)+1,CARD16,a,x,8)) : \ - (FbDoTypeRRop(b,CARD16,a,x,0), \ - FbDoTypeRRop((b)+2,CARD8,a,x,16))) -#else -#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \ - (FbDoTypeStore (b, CARD8, x, 16), \ - FbDoTypeStore ((b) + 1, CARD16, x, 0)) : \ - (FbDoTypeStore (b, CARD16, x, 8), \ - FbDoTypeStore ((b) + 2, CARD8, x, 0))) -#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \ - (FbDoTypeRRop (b, CARD8, a, x, 16), \ - FbDoTypeRRop ((b) + 1, CARD16, a, x, 0)) : \ - (FbDoTypeRRop (b, CARD16, a, x, 8), \ - FbDoTypeRRop ((b) + 2, CARD8, a, x, 0))) -#endif - -#include "fbbits.h" - -#undef BITSSTORE -#undef BITSRROP -#undef BITSMUL -#undef BITSUNIT -#undef BITS - -#undef BRESSOLID -#undef BRESDASH -#undef DOTS -#undef ARC -#undef POLYLINE -#undef POLYSEGMENT - -#define BRESSOLID fbBresSolid32 -#define BRESDASH fbBresDash32 -#define DOTS fbDots32 -#define ARC fbArc32 -#define GLYPH fbGlyph32 -#define POLYLINE fbPolyline32 -#define POLYSEGMENT fbPolySegment32 -#define BITS CARD32 -#if FB_SHIFT == 6 -#define BITS2 FbBits -#endif - -#include "fbbits.h" - -#undef BRESSOLID -#undef BRESDASH -#undef DOTS -#undef ARC -#undef GLYPH -#undef POLYLINE -#undef POLYSEGMENT -#undef BITS -#if FB_SHIFT == 6 -#undef BITS2 -#endif +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include "miline.h"
+#include "mizerarc.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef BITS
+#undef BITS2
+#undef BITS4
+
+#define BRESSOLID fbBresSolid8
+#define BRESDASH fbBresDash8
+#define DOTS fbDots8
+#define ARC fbArc8
+#define GLYPH fbGlyph8
+#define POLYLINE fbPolyline8
+#define POLYSEGMENT fbPolySegment8
+#define BITS BYTE
+#define BITS2 CARD16
+#define BITS4 CARD32
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#undef BITS2
+#undef BITS4
+
+#define BRESSOLID fbBresSolid16
+#define BRESDASH fbBresDash16
+#define DOTS fbDots16
+#define ARC fbArc16
+#define GLYPH fbGlyph16
+#define POLYLINE fbPolyline16
+#define POLYSEGMENT fbPolySegment16
+#define BITS CARD16
+#define BITS2 CARD32
+#if FB_SHIFT == 6
+#define BITS4 FbBits
+#endif
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#undef BITS2
+#if FB_SHIFT == 6
+#undef BITS4
+#endif
+
+#define BRESSOLID fbBresSolid24
+#define BRESDASH fbBresDash24
+#define DOTS fbDots24
+#define ARC fbArc24
+#define POLYLINE fbPolyline24
+#define POLYSEGMENT fbPolySegment24
+
+#define BITS CARD32
+#define BITSUNIT BYTE
+#define BITSMUL 3
+
+#define FbDoTypeStore(b,t,x,s) WRITE(((t *) (b)), (x) >> (s))
+#define FbDoTypeRRop(b,t,a,x,s) WRITE((t *) (b), FbDoRRop(READ((t *) (b)),\
+ (a) >> (s), \
+ (x) >> (s)))
+#define FbDoTypeMaskRRop(b,t,a,x,m,s) WRITE((t *) (b), FbDoMaskRRop(READ((t *) (b)),\
+ (a) >> (s), \
+ (x) >> (s), \
+ (m) >> (s)))
+#if BITMAP_BIT_ORDER == LSBFirst
+#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeStore (b, CARD8, x, 0), \
+ FbDoTypeStore ((b) + 1, CARD16, x, 8)) : \
+ (FbDoTypeStore (b, CARD16, x, 0), \
+ FbDoTypeStore ((b) + 2, CARD8, x, 16)))
+#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeRRop(b,CARD8,a,x,0), \
+ FbDoTypeRRop((b)+1,CARD16,a,x,8)) : \
+ (FbDoTypeRRop(b,CARD16,a,x,0), \
+ FbDoTypeRRop((b)+2,CARD8,a,x,16)))
+#else
+#define BITSSTORE(b,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeStore (b, CARD8, x, 16), \
+ FbDoTypeStore ((b) + 1, CARD16, x, 0)) : \
+ (FbDoTypeStore (b, CARD16, x, 8), \
+ FbDoTypeStore ((b) + 2, CARD8, x, 0)))
+#define BITSRROP(b,a,x) ((unsigned long) (b) & 1 ? \
+ (FbDoTypeRRop (b, CARD8, a, x, 16), \
+ FbDoTypeRRop ((b) + 1, CARD16, a, x, 0)) : \
+ (FbDoTypeRRop (b, CARD16, a, x, 8), \
+ FbDoTypeRRop ((b) + 2, CARD8, a, x, 0)))
+#endif
+
+#include "fbbits.h"
+
+#undef BITSSTORE
+#undef BITSRROP
+#undef BITSMUL
+#undef BITSUNIT
+#undef BITS
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef POLYLINE
+#undef POLYSEGMENT
+
+#define BRESSOLID fbBresSolid32
+#define BRESDASH fbBresDash32
+#define DOTS fbDots32
+#define ARC fbArc32
+#define GLYPH fbGlyph32
+#define POLYLINE fbPolyline32
+#define POLYSEGMENT fbPolySegment32
+#define BITS CARD32
+#if FB_SHIFT == 6
+#define BITS2 FbBits
+#endif
+
+#include "fbbits.h"
+
+#undef BRESSOLID
+#undef BRESDASH
+#undef DOTS
+#undef ARC
+#undef GLYPH
+#undef POLYLINE
+#undef POLYSEGMENT
+#undef BITS
+#if FB_SHIFT == 6
+#undef BITS2
+#endif
diff --git a/xorg-server/fb/fbblt.c b/xorg-server/fb/fbblt.c index a0402986c..053b78ab2 100644 --- a/xorg-server/fb/fbblt.c +++ b/xorg-server/fb/fbblt.c @@ -1,943 +1,943 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <string.h> -#include "fb.h" - -#define InitializeShifts(sx,dx,ls,rs) { \ - if (sx != dx) { \ - if (sx > dx) { \ - ls = sx - dx; \ - rs = FB_UNIT - ls; \ - } else { \ - rs = dx - sx; \ - ls = FB_UNIT - rs; \ - } \ - } \ -} - -void -fbBlt (FbBits *srcLine, - FbStride srcStride, - int srcX, - - FbBits *dstLine, - FbStride dstStride, - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - int bpp, - - Bool reverse, - Bool upsidedown) -{ - FbBits *src, *dst; - int leftShift, rightShift; - FbBits startmask, endmask; - FbBits bits, bits1; - int n, nmiddle; - Bool destInvarient; - int startbyte, endbyte; - FbDeclareMergeRop (); - - if (bpp == 24 && !FbCheck24Pix (pm)) - { - fbBlt24 (srcLine, srcStride, srcX, dstLine, dstStride, dstX, - width, height, alu, pm, reverse, upsidedown); - return; - } - - if (alu == GXcopy && pm == FB_ALLONES && !reverse && - !(srcX & 7) && !(dstX & 7) && !(width & 7)) { - int i; - CARD8 *src = (CARD8 *) srcLine; - CARD8 *dst = (CARD8 *) dstLine; - - srcStride *= sizeof(FbBits); - dstStride *= sizeof(FbBits); - width >>= 3; - src += (srcX >> 3); - dst += (dstX >> 3); - - if (!upsidedown) - for (i = 0; i < height; i++) - MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width); - else - for (i = height - 1; i >= 0; i--) - MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width); - - return; - } - - FbInitializeMergeRop(alu, pm); - destInvarient = FbDestInvarientMergeRop(); - if (upsidedown) - { - srcLine += (height - 1) * (srcStride); - dstLine += (height - 1) * (dstStride); - srcStride = -srcStride; - dstStride = -dstStride; - } - FbMaskBitsBytes (dstX, width, destInvarient, startmask, startbyte, - nmiddle, endmask, endbyte); - if (reverse) - { - srcLine += ((srcX + width - 1) >> FB_SHIFT) + 1; - dstLine += ((dstX + width - 1) >> FB_SHIFT) + 1; - srcX = (srcX + width - 1) & FB_MASK; - dstX = (dstX + width - 1) & FB_MASK; - } - else - { - srcLine += srcX >> FB_SHIFT; - dstLine += dstX >> FB_SHIFT; - srcX &= FB_MASK; - dstX &= FB_MASK; - } - if (srcX == dstX) - { - while (height--) - { - src = srcLine; - srcLine += srcStride; - dst = dstLine; - dstLine += dstStride; - if (reverse) - { - if (endmask) - { - bits = READ(--src); - --dst; - FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask); - } - n = nmiddle; - if (destInvarient) - { - while (n--) - WRITE(--dst, FbDoDestInvarientMergeRop(READ(--src))); - } - else - { - while (n--) - { - bits = READ(--src); - --dst; - WRITE(dst, FbDoMergeRop (bits, READ(dst))); - } - } - if (startmask) - { - bits = READ(--src); - --dst; - FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask); - } - } - else - { - if (startmask) - { - bits = READ(src++); - FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask); - dst++; - } - n = nmiddle; - if (destInvarient) - { -#if 0 - /* - * This provides some speedup on screen->screen blts - * over the PCI bus, usually about 10%. But fb - * isn't usually used for this operation... - */ - if (_ca2 + 1 == 0 && _cx2 == 0) - { - FbBits t1, t2, t3, t4; - while (n >= 4) - { - t1 = *src++; - t2 = *src++; - t3 = *src++; - t4 = *src++; - *dst++ = t1; - *dst++ = t2; - *dst++ = t3; - *dst++ = t4; - n -= 4; - } - } -#endif - while (n--) - WRITE(dst++, FbDoDestInvarientMergeRop(READ(src++))); - } - else - { - while (n--) - { - bits = READ(src++); - WRITE(dst, FbDoMergeRop (bits, READ(dst))); - dst++; - } - } - if (endmask) - { - bits = READ(src); - FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask); - } - } - } - } - else - { - if (srcX > dstX) - { - leftShift = srcX - dstX; - rightShift = FB_UNIT - leftShift; - } - else - { - rightShift = dstX - srcX; - leftShift = FB_UNIT - rightShift; - } - while (height--) - { - src = srcLine; - srcLine += srcStride; - dst = dstLine; - dstLine += dstStride; - - bits1 = 0; - if (reverse) - { - if (srcX < dstX) - bits1 = READ(--src); - if (endmask) - { - bits = FbScrRight(bits1, rightShift); - if (FbScrRight(endmask, leftShift)) - { - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - } - --dst; - FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask); - } - n = nmiddle; - if (destInvarient) - { - while (n--) - { - bits = FbScrRight(bits1, rightShift); - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - --dst; - WRITE(dst, FbDoDestInvarientMergeRop(bits)); - } - } - else - { - while (n--) - { - bits = FbScrRight(bits1, rightShift); - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - --dst; - WRITE(dst, FbDoMergeRop(bits, READ(dst))); - } - } - if (startmask) - { - bits = FbScrRight(bits1, rightShift); - if (FbScrRight(startmask, leftShift)) - { - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - } - --dst; - FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask); - } - } - else - { - if (srcX > dstX) - bits1 = READ(src++); - if (startmask) - { - bits = FbScrLeft(bits1, leftShift); - if (FbScrLeft(startmask, rightShift)) - { - bits1 = READ(src++); - bits |= FbScrRight(bits1, rightShift); - } - FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask); - dst++; - } - n = nmiddle; - if (destInvarient) - { - while (n--) - { - bits = FbScrLeft(bits1, leftShift); - bits1 = READ(src++); - bits |= FbScrRight(bits1, rightShift); - WRITE(dst, FbDoDestInvarientMergeRop(bits)); - dst++; - } - } - else - { - while (n--) - { - bits = FbScrLeft(bits1, leftShift); - bits1 = READ(src++); - bits |= FbScrRight(bits1, rightShift); - WRITE(dst, FbDoMergeRop(bits, READ(dst))); - dst++; - } - } - if (endmask) - { - bits = FbScrLeft(bits1, leftShift); - if (FbScrLeft(endmask, rightShift)) - { - bits1 = READ(src); - bits |= FbScrRight(bits1, rightShift); - } - FbDoRightMaskByteMergeRop (dst, bits, endbyte, endmask); - } - } - } - } -} - - -#undef DEBUG_BLT24 -#ifdef DEBUG_BLT24 - -static unsigned long -getPixel (char *src, int x) -{ - unsigned long l; - - l = 0; - memcpy (&l, src + x * 3, 3); - return l; -} -#endif - -static void -fbBlt24Line (FbBits *src, - int srcX, - - FbBits *dst, - int dstX, - - int width, - - int alu, - FbBits pm, - - Bool reverse) -{ -#ifdef DEBUG_BLT24 - char *origDst = (char *) dst; - FbBits *origLine = dst + ((dstX >> FB_SHIFT) - 1); - int origNlw = ((width + FB_MASK) >> FB_SHIFT) + 3; - int origX = dstX / 24; -#endif - - int leftShift, rightShift; - FbBits startmask, endmask; - int n; - - FbBits bits, bits1; - FbBits mask; - - int rot; - FbDeclareMergeRop (); - - FbInitializeMergeRop (alu, FB_ALLONES); - FbMaskBits(dstX, width, startmask, n, endmask); -#ifdef DEBUG_BLT24 - ErrorF ("dstX %d width %d reverse %d\n", dstX, width, reverse); -#endif - if (reverse) - { - src += ((srcX + width - 1) >> FB_SHIFT) + 1; - dst += ((dstX + width - 1) >> FB_SHIFT) + 1; - rot = FbFirst24Rot (((dstX + width - 8) & FB_MASK)); - rot = FbPrev24Rot(rot); -#ifdef DEBUG_BLT24 - ErrorF ("dstX + width - 8: %d rot: %d\n", (dstX + width - 8) & FB_MASK, rot); -#endif - srcX = (srcX + width - 1) & FB_MASK; - dstX = (dstX + width - 1) & FB_MASK; - } - else - { - src += srcX >> FB_SHIFT; - dst += dstX >> FB_SHIFT; - srcX &= FB_MASK; - dstX &= FB_MASK; - rot = FbFirst24Rot (dstX); -#ifdef DEBUG_BLT24 - ErrorF ("dstX: %d rot: %d\n", dstX, rot); -#endif - } - mask = FbRot24(pm,rot); -#ifdef DEBUG_BLT24 - ErrorF ("pm 0x%x mask 0x%x\n", pm, mask); -#endif - if (srcX == dstX) - { - if (reverse) - { - if (endmask) - { - bits = READ(--src); - --dst; - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask)); - mask = FbPrev24Pix (mask); - } - while (n--) - { - bits = READ(--src); - --dst; - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask)); - mask = FbPrev24Pix (mask); - } - if (startmask) - { - bits = READ(--src); - --dst; - WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & startmask)); - } - } - else - { - if (startmask) - { - bits = READ(src++); - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask)); - dst++; - mask = FbNext24Pix(mask); - } - while (n--) - { - bits = READ(src++); - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask)); - dst++; - mask = FbNext24Pix(mask); - } - if (endmask) - { - bits = READ(src); - WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & endmask)); - } - } - } - else - { - if (srcX > dstX) - { - leftShift = srcX - dstX; - rightShift = FB_UNIT - leftShift; - } - else - { - rightShift = dstX - srcX; - leftShift = FB_UNIT - rightShift; - } - - bits1 = 0; - if (reverse) - { - if (srcX < dstX) - bits1 = READ(--src); - if (endmask) - { - bits = FbScrRight(bits1, rightShift); - if (FbScrRight(endmask, leftShift)) - { - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - } - --dst; - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask)); - mask = FbPrev24Pix(mask); - } - while (n--) - { - bits = FbScrRight(bits1, rightShift); - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - --dst; - WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask)); - mask = FbPrev24Pix(mask); - } - if (startmask) - { - bits = FbScrRight(bits1, rightShift); - if (FbScrRight(startmask, leftShift)) - { - bits1 = READ(--src); - bits |= FbScrLeft(bits1, leftShift); - } - --dst; - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask)); - } - } - else - { - if (srcX > dstX) - bits1 = READ(src++); - if (startmask) - { - bits = FbScrLeft(bits1, leftShift); - bits1 = READ(src++); - bits |= FbScrRight(bits1, rightShift); - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask)); - dst++; - mask = FbNext24Pix(mask); - } - while (n--) - { - bits = FbScrLeft(bits1, leftShift); - bits1 = READ(src++); - bits |= FbScrRight(bits1, rightShift); - WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask)); - dst++; - mask = FbNext24Pix(mask); - } - if (endmask) - { - bits = FbScrLeft(bits1, leftShift); - if (FbScrLeft(endmask, rightShift)) - { - bits1 = READ(src); - bits |= FbScrRight(bits1, rightShift); - } - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask)); - } - } - } -#ifdef DEBUG_BLT24 - { - int firstx, lastx, x; - - firstx = origX; - if (firstx) - firstx--; - lastx = origX + width/24 + 1; - for (x = firstx; x <= lastx; x++) - ErrorF ("%06x ", getPixel (origDst, x)); - ErrorF ("\n"); - while (origNlw--) - ErrorF ("%08x ", *origLine++); - ErrorF ("\n"); - } -#endif -} - -void -fbBlt24 (FbBits *srcLine, - FbStride srcStride, - int srcX, - - FbBits *dstLine, - FbStride dstStride, - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - - Bool reverse, - Bool upsidedown) -{ - if (upsidedown) - { - srcLine += (height-1) * srcStride; - dstLine += (height-1) * dstStride; - srcStride = -srcStride; - dstStride = -dstStride; - } - while (height--) - { - fbBlt24Line (srcLine, srcX, dstLine, dstX, width, alu, pm, reverse); - srcLine += srcStride; - dstLine += dstStride; - } -#ifdef DEBUG_BLT24 - ErrorF ("\n"); -#endif -} - -#if FB_SHIFT == FB_STIP_SHIFT + 1 - -/* - * Could be generalized to FB_SHIFT > FB_STIP_SHIFT + 1 by - * creating an ring of values stepped through for each line - */ - -void -fbBltOdd (FbBits *srcLine, - FbStride srcStrideEven, - FbStride srcStrideOdd, - int srcXEven, - int srcXOdd, - - FbBits *dstLine, - FbStride dstStrideEven, - FbStride dstStrideOdd, - int dstXEven, - int dstXOdd, - - int width, - int height, - - int alu, - FbBits pm, - int bpp) -{ - FbBits *src; - int leftShiftEven, rightShiftEven; - FbBits startmaskEven, endmaskEven; - int nmiddleEven; - - FbBits *dst; - int leftShiftOdd, rightShiftOdd; - FbBits startmaskOdd, endmaskOdd; - int nmiddleOdd; - - int leftShift, rightShift; - FbBits startmask, endmask; - int nmiddle; - - int srcX, dstX; - - FbBits bits, bits1; - int n; - - Bool destInvarient; - Bool even; - FbDeclareMergeRop (); - - FbInitializeMergeRop (alu, pm); - destInvarient = FbDestInvarientMergeRop(); - - srcLine += srcXEven >> FB_SHIFT; - dstLine += dstXEven >> FB_SHIFT; - srcXEven &= FB_MASK; - dstXEven &= FB_MASK; - srcXOdd &= FB_MASK; - dstXOdd &= FB_MASK; - - FbMaskBits(dstXEven, width, startmaskEven, nmiddleEven, endmaskEven); - FbMaskBits(dstXOdd, width, startmaskOdd, nmiddleOdd, endmaskOdd); - - even = TRUE; - InitializeShifts(srcXEven, dstXEven, leftShiftEven, rightShiftEven); - InitializeShifts(srcXOdd, dstXOdd, leftShiftOdd, rightShiftOdd); - while (height--) - { - src = srcLine; - dst = dstLine; - if (even) - { - srcX = srcXEven; - dstX = dstXEven; - startmask = startmaskEven; - endmask = endmaskEven; - nmiddle = nmiddleEven; - leftShift = leftShiftEven; - rightShift = rightShiftEven; - srcLine += srcStrideEven; - dstLine += dstStrideEven; - even = FALSE; - } - else - { - srcX = srcXOdd; - dstX = dstXOdd; - startmask = startmaskOdd; - endmask = endmaskOdd; - nmiddle = nmiddleOdd; - leftShift = leftShiftOdd; - rightShift = rightShiftOdd; - srcLine += srcStrideOdd; - dstLine += dstStrideOdd; - even = TRUE; - } - if (srcX == dstX) - { - if (startmask) - { - bits = READ(src++); - WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), startmask)); - dst++; - } - n = nmiddle; - if (destInvarient) - { - while (n--) - { - bits = READ(src++); - WRITE(dst, FbDoDestInvarientMergeRop(bits)); - dst++; - } - } - else - { - while (n--) - { - bits = READ(src++); - WRITE(dst, FbDoMergeRop (bits, READ(dst))); - dst++; - } - } - if (endmask) - { - bits = READ(src); - WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), endmask)); - } - } - else - { - bits = 0; - if (srcX > dstX) - bits = READ(src++); - if (startmask) - { - bits1 = FbScrLeft(bits, leftShift); - bits = READ(src++); - bits1 |= FbScrRight(bits, rightShift); - WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), startmask)); - dst++; - } - n = nmiddle; - if (destInvarient) - { - while (n--) - { - bits1 = FbScrLeft(bits, leftShift); - bits = READ(src++); - bits1 |= FbScrRight(bits, rightShift); - WRITE(dst, FbDoDestInvarientMergeRop(bits1)); - dst++; - } - } - else - { - while (n--) - { - bits1 = FbScrLeft(bits, leftShift); - bits = READ(src++); - bits1 |= FbScrRight(bits, rightShift); - WRITE(dst, FbDoMergeRop(bits1, READ(dst))); - dst++; - } - } - if (endmask) - { - bits1 = FbScrLeft(bits, leftShift); - if (FbScrLeft(endmask, rightShift)) - { - bits = READ(src); - bits1 |= FbScrRight(bits, rightShift); - } - WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), endmask)); - } - } - } -} - -void -fbBltOdd24 (FbBits *srcLine, - FbStride srcStrideEven, - FbStride srcStrideOdd, - int srcXEven, - int srcXOdd, - - FbBits *dstLine, - FbStride dstStrideEven, - FbStride dstStrideOdd, - int dstXEven, - int dstXOdd, - - int width, - int height, - - int alu, - FbBits pm) -{ - Bool even = TRUE; - - while (height--) - { - if (even) - { - fbBlt24Line (srcLine, srcXEven, dstLine, dstXEven, - width, alu, pm, FALSE); - srcLine += srcStrideEven; - dstLine += dstStrideEven; - even = FALSE; - } - else - { - fbBlt24Line (srcLine, srcXOdd, dstLine, dstXOdd, - width, alu, pm, FALSE); - srcLine += srcStrideOdd; - dstLine += dstStrideOdd; - even = TRUE; - } - } -} - -#endif - -#if FB_STIP_SHIFT != FB_SHIFT -void -fbSetBltOdd (FbStip *stip, - FbStride stipStride, - int srcX, - FbBits **bits, - FbStride *strideEven, - FbStride *strideOdd, - int *srcXEven, - int *srcXOdd) -{ - int srcAdjust; - int strideAdjust; - - /* - * bytes needed to align source - */ - srcAdjust = (((int) stip) & (FB_MASK >> 3)); - /* - * FbStip units needed to align stride - */ - strideAdjust = stipStride & (FB_MASK >> FB_STIP_SHIFT); - - *bits = (FbBits *) ((char *) stip - srcAdjust); - if (srcAdjust) - { - *strideEven = FbStipStrideToBitsStride (stipStride + 1); - *strideOdd = FbStipStrideToBitsStride (stipStride); - - *srcXEven = srcX + (srcAdjust << 3); - *srcXOdd = srcX + (srcAdjust << 3) - (strideAdjust << FB_STIP_SHIFT); - } - else - { - *strideEven = FbStipStrideToBitsStride (stipStride); - *strideOdd = FbStipStrideToBitsStride (stipStride + 1); - - *srcXEven = srcX; - *srcXOdd = srcX + (strideAdjust << FB_STIP_SHIFT); - } -} -#endif - -void -fbBltStip (FbStip *src, - FbStride srcStride, /* in FbStip units, not FbBits units */ - int srcX, - - FbStip *dst, - FbStride dstStride, /* in FbStip units, not FbBits units */ - int dstX, - - int width, - int height, - - int alu, - FbBits pm, - int bpp) -{ -#if FB_STIP_SHIFT != FB_SHIFT - if (FB_STIP_ODDSTRIDE(srcStride) || FB_STIP_ODDPTR(src) || - FB_STIP_ODDSTRIDE(dstStride) || FB_STIP_ODDPTR(dst)) - { - FbStride srcStrideEven, srcStrideOdd; - FbStride dstStrideEven, dstStrideOdd; - int srcXEven, srcXOdd; - int dstXEven, dstXOdd; - FbBits *s, *d; - int sx, dx; - - src += srcX >> FB_STIP_SHIFT; - srcX &= FB_STIP_MASK; - dst += dstX >> FB_STIP_SHIFT; - dstX &= FB_STIP_MASK; - - fbSetBltOdd (src, srcStride, srcX, - &s, - &srcStrideEven, &srcStrideOdd, - &srcXEven, &srcXOdd); - - fbSetBltOdd (dst, dstStride, dstX, - &d, - &dstStrideEven, &dstStrideOdd, - &dstXEven, &dstXOdd); - - if (bpp == 24 && !FbCheck24Pix (pm)) - { - fbBltOdd24 (s, srcStrideEven, srcStrideOdd, - srcXEven, srcXOdd, - - d, dstStrideEven, dstStrideOdd, - dstXEven, dstXOdd, - - width, height, alu, pm); - } - else - { - fbBltOdd (s, srcStrideEven, srcStrideOdd, - srcXEven, srcXOdd, - - d, dstStrideEven, dstStrideOdd, - dstXEven, dstXOdd, - - width, height, alu, pm, bpp); - } - } - else -#endif - { - fbBlt ((FbBits *) src, FbStipStrideToBitsStride (srcStride), - srcX, - (FbBits *) dst, FbStipStrideToBitsStride (dstStride), - dstX, - width, height, - alu, pm, bpp, FALSE, FALSE); - } -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+#include "fb.h"
+
+#define InitializeShifts(sx,dx,ls,rs) { \
+ if (sx != dx) { \
+ if (sx > dx) { \
+ ls = sx - dx; \
+ rs = FB_UNIT - ls; \
+ } else { \
+ rs = dx - sx; \
+ ls = FB_UNIT - rs; \
+ } \
+ } \
+}
+
+void
+fbBlt (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp,
+
+ Bool reverse,
+ Bool upsidedown)
+{
+ FbBits *src, *dst;
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ FbBits bits, bits1;
+ int n, nmiddle;
+ Bool destInvarient;
+ int startbyte, endbyte;
+ FbDeclareMergeRop ();
+
+ if (bpp == 24 && !FbCheck24Pix (pm))
+ {
+ fbBlt24 (srcLine, srcStride, srcX, dstLine, dstStride, dstX,
+ width, height, alu, pm, reverse, upsidedown);
+ return;
+ }
+
+ if (alu == GXcopy && pm == FB_ALLONES && !reverse &&
+ !(srcX & 7) && !(dstX & 7) && !(width & 7)) {
+ int i;
+ CARD8 *src = (CARD8 *) srcLine;
+ CARD8 *dst = (CARD8 *) dstLine;
+
+ srcStride *= sizeof(FbBits);
+ dstStride *= sizeof(FbBits);
+ width >>= 3;
+ src += (srcX >> 3);
+ dst += (dstX >> 3);
+
+ if (!upsidedown)
+ for (i = 0; i < height; i++)
+ MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width);
+ else
+ for (i = height - 1; i >= 0; i--)
+ MEMCPY_WRAPPED(dst + i * dstStride, src + i * srcStride, width);
+
+ return;
+ }
+
+ FbInitializeMergeRop(alu, pm);
+ destInvarient = FbDestInvarientMergeRop();
+ if (upsidedown)
+ {
+ srcLine += (height - 1) * (srcStride);
+ dstLine += (height - 1) * (dstStride);
+ srcStride = -srcStride;
+ dstStride = -dstStride;
+ }
+ FbMaskBitsBytes (dstX, width, destInvarient, startmask, startbyte,
+ nmiddle, endmask, endbyte);
+ if (reverse)
+ {
+ srcLine += ((srcX + width - 1) >> FB_SHIFT) + 1;
+ dstLine += ((dstX + width - 1) >> FB_SHIFT) + 1;
+ srcX = (srcX + width - 1) & FB_MASK;
+ dstX = (dstX + width - 1) & FB_MASK;
+ }
+ else
+ {
+ srcLine += srcX >> FB_SHIFT;
+ dstLine += dstX >> FB_SHIFT;
+ srcX &= FB_MASK;
+ dstX &= FB_MASK;
+ }
+ if (srcX == dstX)
+ {
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += srcStride;
+ dst = dstLine;
+ dstLine += dstStride;
+ if (reverse)
+ {
+ if (endmask)
+ {
+ bits = READ(--src);
+ --dst;
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ WRITE(--dst, FbDoDestInvarientMergeRop(READ(--src)));
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ }
+ }
+ if (startmask)
+ {
+ bits = READ(--src);
+ --dst;
+ FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask);
+ }
+ }
+ else
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ FbDoLeftMaskByteMergeRop(dst, bits, startbyte, startmask);
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+#if 0
+ /*
+ * This provides some speedup on screen->screen blts
+ * over the PCI bus, usually about 10%. But fb
+ * isn't usually used for this operation...
+ */
+ if (_ca2 + 1 == 0 && _cx2 == 0)
+ {
+ FbBits t1, t2, t3, t4;
+ while (n >= 4)
+ {
+ t1 = *src++;
+ t2 = *src++;
+ t3 = *src++;
+ t4 = *src++;
+ *dst++ = t1;
+ *dst++ = t2;
+ *dst++ = t3;
+ *dst++ = t4;
+ n -= 4;
+ }
+ }
+#endif
+ while (n--)
+ WRITE(dst++, FbDoDestInvarientMergeRop(READ(src++)));
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ }
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ {
+ leftShift = srcX - dstX;
+ rightShift = FB_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstX - srcX;
+ leftShift = FB_UNIT - rightShift;
+ }
+ while (height--)
+ {
+ src = srcLine;
+ srcLine += srcStride;
+ dst = dstLine;
+ dstLine += dstStride;
+
+ bits1 = 0;
+ if (reverse)
+ {
+ if (srcX < dstX)
+ bits1 = READ(--src);
+ if (endmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(endmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ FbDoRightMaskByteMergeRop(dst, bits, endbyte, endmask);
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoMergeRop(bits, READ(dst)));
+ }
+ }
+ if (startmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(startmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask);
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ bits1 = READ(src++);
+ if (startmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(startmask, rightShift))
+ {
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ FbDoLeftMaskByteMergeRop (dst, bits, startbyte, startmask);
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMergeRop(bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits1 = READ(src);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ FbDoRightMaskByteMergeRop (dst, bits, endbyte, endmask);
+ }
+ }
+ }
+ }
+}
+
+
+#undef DEBUG_BLT24
+#ifdef DEBUG_BLT24
+
+static unsigned long
+getPixel (char *src, int x)
+{
+ unsigned long l;
+
+ l = 0;
+ memcpy (&l, src + x * 3, 3);
+ return l;
+}
+#endif
+
+static void
+fbBlt24Line (FbBits *src,
+ int srcX,
+
+ FbBits *dst,
+ int dstX,
+
+ int width,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse)
+{
+#ifdef DEBUG_BLT24
+ char *origDst = (char *) dst;
+ FbBits *origLine = dst + ((dstX >> FB_SHIFT) - 1);
+ int origNlw = ((width + FB_MASK) >> FB_SHIFT) + 3;
+ int origX = dstX / 24;
+#endif
+
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ int n;
+
+ FbBits bits, bits1;
+ FbBits mask;
+
+ int rot;
+ FbDeclareMergeRop ();
+
+ FbInitializeMergeRop (alu, FB_ALLONES);
+ FbMaskBits(dstX, width, startmask, n, endmask);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX %d width %d reverse %d\n", dstX, width, reverse);
+#endif
+ if (reverse)
+ {
+ src += ((srcX + width - 1) >> FB_SHIFT) + 1;
+ dst += ((dstX + width - 1) >> FB_SHIFT) + 1;
+ rot = FbFirst24Rot (((dstX + width - 8) & FB_MASK));
+ rot = FbPrev24Rot(rot);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX + width - 8: %d rot: %d\n", (dstX + width - 8) & FB_MASK, rot);
+#endif
+ srcX = (srcX + width - 1) & FB_MASK;
+ dstX = (dstX + width - 1) & FB_MASK;
+ }
+ else
+ {
+ src += srcX >> FB_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_MASK;
+ dstX &= FB_MASK;
+ rot = FbFirst24Rot (dstX);
+#ifdef DEBUG_BLT24
+ ErrorF ("dstX: %d rot: %d\n", dstX, rot);
+#endif
+ }
+ mask = FbRot24(pm,rot);
+#ifdef DEBUG_BLT24
+ ErrorF ("pm 0x%x mask 0x%x\n", pm, mask);
+#endif
+ if (srcX == dstX)
+ {
+ if (reverse)
+ {
+ if (endmask)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ mask = FbPrev24Pix (mask);
+ }
+ while (n--)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask));
+ mask = FbPrev24Pix (mask);
+ }
+ if (startmask)
+ {
+ bits = READ(--src);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & startmask));
+ }
+ }
+ else
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask & endmask));
+ }
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ {
+ leftShift = srcX - dstX;
+ rightShift = FB_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstX - srcX;
+ leftShift = FB_UNIT - rightShift;
+ }
+
+ bits1 = 0;
+ if (reverse)
+ {
+ if (srcX < dstX)
+ bits1 = READ(--src);
+ if (endmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(endmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ mask = FbPrev24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask));
+ mask = FbPrev24Pix(mask);
+ }
+ if (startmask)
+ {
+ bits = FbScrRight(bits1, rightShift);
+ if (FbScrRight(startmask, leftShift))
+ {
+ bits1 = READ(--src);
+ bits |= FbScrLeft(bits1, leftShift);
+ }
+ --dst;
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ }
+ }
+ else
+ {
+ if (srcX > dstX)
+ bits1 = READ(src++);
+ if (startmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & startmask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ while (n--)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ bits1 = READ(src++);
+ bits |= FbScrRight(bits1, rightShift);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), mask));
+ dst++;
+ mask = FbNext24Pix(mask);
+ }
+ if (endmask)
+ {
+ bits = FbScrLeft(bits1, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits1 = READ(src);
+ bits |= FbScrRight(bits1, rightShift);
+ }
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), mask & endmask));
+ }
+ }
+ }
+#ifdef DEBUG_BLT24
+ {
+ int firstx, lastx, x;
+
+ firstx = origX;
+ if (firstx)
+ firstx--;
+ lastx = origX + width/24 + 1;
+ for (x = firstx; x <= lastx; x++)
+ ErrorF ("%06x ", getPixel (origDst, x));
+ ErrorF ("\n");
+ while (origNlw--)
+ ErrorF ("%08x ", *origLine++);
+ ErrorF ("\n");
+ }
+#endif
+}
+
+void
+fbBlt24 (FbBits *srcLine,
+ FbStride srcStride,
+ int srcX,
+
+ FbBits *dstLine,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+
+ Bool reverse,
+ Bool upsidedown)
+{
+ if (upsidedown)
+ {
+ srcLine += (height-1) * srcStride;
+ dstLine += (height-1) * dstStride;
+ srcStride = -srcStride;
+ dstStride = -dstStride;
+ }
+ while (height--)
+ {
+ fbBlt24Line (srcLine, srcX, dstLine, dstX, width, alu, pm, reverse);
+ srcLine += srcStride;
+ dstLine += dstStride;
+ }
+#ifdef DEBUG_BLT24
+ ErrorF ("\n");
+#endif
+}
+
+#if FB_SHIFT == FB_STIP_SHIFT + 1
+
+/*
+ * Could be generalized to FB_SHIFT > FB_STIP_SHIFT + 1 by
+ * creating an ring of values stepped through for each line
+ */
+
+void
+fbBltOdd (FbBits *srcLine,
+ FbStride srcStrideEven,
+ FbStride srcStrideOdd,
+ int srcXEven,
+ int srcXOdd,
+
+ FbBits *dstLine,
+ FbStride dstStrideEven,
+ FbStride dstStrideOdd,
+ int dstXEven,
+ int dstXOdd,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp)
+{
+ FbBits *src;
+ int leftShiftEven, rightShiftEven;
+ FbBits startmaskEven, endmaskEven;
+ int nmiddleEven;
+
+ FbBits *dst;
+ int leftShiftOdd, rightShiftOdd;
+ FbBits startmaskOdd, endmaskOdd;
+ int nmiddleOdd;
+
+ int leftShift, rightShift;
+ FbBits startmask, endmask;
+ int nmiddle;
+
+ int srcX, dstX;
+
+ FbBits bits, bits1;
+ int n;
+
+ Bool destInvarient;
+ Bool even;
+ FbDeclareMergeRop ();
+
+ FbInitializeMergeRop (alu, pm);
+ destInvarient = FbDestInvarientMergeRop();
+
+ srcLine += srcXEven >> FB_SHIFT;
+ dstLine += dstXEven >> FB_SHIFT;
+ srcXEven &= FB_MASK;
+ dstXEven &= FB_MASK;
+ srcXOdd &= FB_MASK;
+ dstXOdd &= FB_MASK;
+
+ FbMaskBits(dstXEven, width, startmaskEven, nmiddleEven, endmaskEven);
+ FbMaskBits(dstXOdd, width, startmaskOdd, nmiddleOdd, endmaskOdd);
+
+ even = TRUE;
+ InitializeShifts(srcXEven, dstXEven, leftShiftEven, rightShiftEven);
+ InitializeShifts(srcXOdd, dstXOdd, leftShiftOdd, rightShiftOdd);
+ while (height--)
+ {
+ src = srcLine;
+ dst = dstLine;
+ if (even)
+ {
+ srcX = srcXEven;
+ dstX = dstXEven;
+ startmask = startmaskEven;
+ endmask = endmaskEven;
+ nmiddle = nmiddleEven;
+ leftShift = leftShiftEven;
+ rightShift = rightShiftEven;
+ srcLine += srcStrideEven;
+ dstLine += dstStrideEven;
+ even = FALSE;
+ }
+ else
+ {
+ srcX = srcXOdd;
+ dstX = dstXOdd;
+ startmask = startmaskOdd;
+ endmask = endmaskOdd;
+ nmiddle = nmiddleOdd;
+ leftShift = leftShiftOdd;
+ rightShift = rightShiftOdd;
+ srcLine += srcStrideOdd;
+ dstLine += dstStrideOdd;
+ even = TRUE;
+ }
+ if (srcX == dstX)
+ {
+ if (startmask)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMaskMergeRop (bits, READ(dst), startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits = READ(src++);
+ WRITE(dst, FbDoMergeRop (bits, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits = READ(src);
+ WRITE(dst, FbDoMaskMergeRop(bits, READ(dst), endmask));
+ }
+ }
+ else
+ {
+ bits = 0;
+ if (srcX > dstX)
+ bits = READ(src++);
+ if (startmask)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (destInvarient)
+ {
+ while (n--)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoDestInvarientMergeRop(bits1));
+ dst++;
+ }
+ }
+ else
+ {
+ while (n--)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ bits = READ(src++);
+ bits1 |= FbScrRight(bits, rightShift);
+ WRITE(dst, FbDoMergeRop(bits1, READ(dst)));
+ dst++;
+ }
+ }
+ if (endmask)
+ {
+ bits1 = FbScrLeft(bits, leftShift);
+ if (FbScrLeft(endmask, rightShift))
+ {
+ bits = READ(src);
+ bits1 |= FbScrRight(bits, rightShift);
+ }
+ WRITE(dst, FbDoMaskMergeRop (bits1, READ(dst), endmask));
+ }
+ }
+ }
+}
+
+void
+fbBltOdd24 (FbBits *srcLine,
+ FbStride srcStrideEven,
+ FbStride srcStrideOdd,
+ int srcXEven,
+ int srcXOdd,
+
+ FbBits *dstLine,
+ FbStride dstStrideEven,
+ FbStride dstStrideOdd,
+ int dstXEven,
+ int dstXOdd,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm)
+{
+ Bool even = TRUE;
+
+ while (height--)
+ {
+ if (even)
+ {
+ fbBlt24Line (srcLine, srcXEven, dstLine, dstXEven,
+ width, alu, pm, FALSE);
+ srcLine += srcStrideEven;
+ dstLine += dstStrideEven;
+ even = FALSE;
+ }
+ else
+ {
+ fbBlt24Line (srcLine, srcXOdd, dstLine, dstXOdd,
+ width, alu, pm, FALSE);
+ srcLine += srcStrideOdd;
+ dstLine += dstStrideOdd;
+ even = TRUE;
+ }
+ }
+}
+
+#endif
+
+#if FB_STIP_SHIFT != FB_SHIFT
+void
+fbSetBltOdd (FbStip *stip,
+ FbStride stipStride,
+ int srcX,
+ FbBits **bits,
+ FbStride *strideEven,
+ FbStride *strideOdd,
+ int *srcXEven,
+ int *srcXOdd)
+{
+ int srcAdjust;
+ int strideAdjust;
+
+ /*
+ * bytes needed to align source
+ */
+ srcAdjust = (((int) stip) & (FB_MASK >> 3));
+ /*
+ * FbStip units needed to align stride
+ */
+ strideAdjust = stipStride & (FB_MASK >> FB_STIP_SHIFT);
+
+ *bits = (FbBits *) ((char *) stip - srcAdjust);
+ if (srcAdjust)
+ {
+ *strideEven = FbStipStrideToBitsStride (stipStride + 1);
+ *strideOdd = FbStipStrideToBitsStride (stipStride);
+
+ *srcXEven = srcX + (srcAdjust << 3);
+ *srcXOdd = srcX + (srcAdjust << 3) - (strideAdjust << FB_STIP_SHIFT);
+ }
+ else
+ {
+ *strideEven = FbStipStrideToBitsStride (stipStride);
+ *strideOdd = FbStipStrideToBitsStride (stipStride + 1);
+
+ *srcXEven = srcX;
+ *srcXOdd = srcX + (strideAdjust << FB_STIP_SHIFT);
+ }
+}
+#endif
+
+void
+fbBltStip (FbStip *src,
+ FbStride srcStride, /* in FbStip units, not FbBits units */
+ int srcX,
+
+ FbStip *dst,
+ FbStride dstStride, /* in FbStip units, not FbBits units */
+ int dstX,
+
+ int width,
+ int height,
+
+ int alu,
+ FbBits pm,
+ int bpp)
+{
+#if FB_STIP_SHIFT != FB_SHIFT
+ if (FB_STIP_ODDSTRIDE(srcStride) || FB_STIP_ODDPTR(src) ||
+ FB_STIP_ODDSTRIDE(dstStride) || FB_STIP_ODDPTR(dst))
+ {
+ FbStride srcStrideEven, srcStrideOdd;
+ FbStride dstStrideEven, dstStrideOdd;
+ int srcXEven, srcXOdd;
+ int dstXEven, dstXOdd;
+ FbBits *s, *d;
+ int sx, dx;
+
+ src += srcX >> FB_STIP_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dst += dstX >> FB_STIP_SHIFT;
+ dstX &= FB_STIP_MASK;
+
+ fbSetBltOdd (src, srcStride, srcX,
+ &s,
+ &srcStrideEven, &srcStrideOdd,
+ &srcXEven, &srcXOdd);
+
+ fbSetBltOdd (dst, dstStride, dstX,
+ &d,
+ &dstStrideEven, &dstStrideOdd,
+ &dstXEven, &dstXOdd);
+
+ if (bpp == 24 && !FbCheck24Pix (pm))
+ {
+ fbBltOdd24 (s, srcStrideEven, srcStrideOdd,
+ srcXEven, srcXOdd,
+
+ d, dstStrideEven, dstStrideOdd,
+ dstXEven, dstXOdd,
+
+ width, height, alu, pm);
+ }
+ else
+ {
+ fbBltOdd (s, srcStrideEven, srcStrideOdd,
+ srcXEven, srcXOdd,
+
+ d, dstStrideEven, dstStrideOdd,
+ dstXEven, dstXOdd,
+
+ width, height, alu, pm, bpp);
+ }
+ }
+ else
+#endif
+ {
+ fbBlt ((FbBits *) src, FbStipStrideToBitsStride (srcStride),
+ srcX,
+ (FbBits *) dst, FbStipStrideToBitsStride (dstStride),
+ dstX,
+ width, height,
+ alu, pm, bpp, FALSE, FALSE);
+ }
+}
diff --git a/xorg-server/fb/fbbltone.c b/xorg-server/fb/fbbltone.c index 629b13a0e..4a08a5a33 100644 --- a/xorg-server/fb/fbbltone.c +++ b/xorg-server/fb/fbbltone.c @@ -1,857 +1,857 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -/* - * Example: srcX = 13 dstX = 8 (FB unit 32 dstBpp 8) - * - * **** **** **** **** **** **** **** **** - * ^ - * ******** ******** ******** ******** - * ^ - * leftShift = 12 - * rightShift = 20 - * - * Example: srcX = 0 dstX = 8 (FB unit 32 dstBpp 8) - * - * **** **** **** **** **** **** **** **** - * ^ - * ******** ******** ******** ******** - * ^ - * - * leftShift = 24 - * rightShift = 8 - */ - -#define LoadBits {\ - if (leftShift) { \ - bitsRight = (src < srcEnd ? READ(src++) : 0); \ - bits = (FbStipLeft (bitsLeft, leftShift) | \ - FbStipRight(bitsRight, rightShift)); \ - bitsLeft = bitsRight; \ - } else \ - bits = (src < srcEnd ? READ(src++) : 0); \ -} - - -#define LaneCases1(n,a) case n: FbLaneCase(n,a); break -#define LaneCases2(n,a) LaneCases1(n,a); LaneCases1(n+1,a) -#define LaneCases4(n,a) LaneCases2(n,a); LaneCases2(n+2,a) -#define LaneCases8(n,a) LaneCases4(n,a); LaneCases4(n+4,a) -#define LaneCases16(n,a) LaneCases8(n,a); LaneCases8(n+8,a) -#define LaneCases32(n,a) LaneCases16(n,a); LaneCases16(n+16,a) -#define LaneCases64(n,a) LaneCases32(n,a); LaneCases32(n+32,a) -#define LaneCases128(n,a) LaneCases64(n,a); LaneCases64(n+64,a) -#define LaneCases256(n,a) LaneCases128(n,a); LaneCases128(n+128,a) - -#if FB_SHIFT == 6 -#define LaneCases(a) LaneCases256(0,a) -#endif - -#if FB_SHIFT == 5 -#define LaneCases(a) LaneCases16(0,a) -#endif - -#if FB_SHIFT == 6 -CARD8 fb8Lane[256] = { -0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, -22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, -41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, -60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, -79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, -98, 99, 100, 101, 102,103,104,105,106,107,108,109,110,111,112,113,114,115, -116, 117, 118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133, -134, 135, 136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151, -152, 153, 154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169, -170, 171, 172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187, -188, 189, 190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205, -206, 207, 208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223, -224, 225, 226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241, -242, 243, 244,245,246,247,248,249,250,251,252,253,254,255, -}; - -CARD8 fb16Lane[256] = { - 0x00, 0x03, 0x0c, 0x0f, - 0x30, 0x33, 0x3c, 0x3f, - 0xc0, 0xc3, 0xcc, 0xcf, - 0xf0, 0xf3, 0xfc, 0xff, -}; - -CARD8 fb32Lane[16] = { - 0x00, 0x0f, 0xf0, 0xff, -}; -#endif - -#if FB_SHIFT == 5 -CARD8 fb8Lane[16] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 -}; - -CARD8 fb16Lane[16] = { - 0, 3, 12, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; - -CARD8 fb32Lane[16] = { - 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; -#endif - -CARD8 *fbLaneTable[33] = { - 0, 0, 0, 0, 0, 0, 0, 0, - fb8Lane, 0, 0, 0, 0, 0, 0, 0, - fb16Lane, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - fb32Lane -}; - -void -fbBltOne (FbStip *src, - FbStride srcStride, /* FbStip units per scanline */ - int srcX, /* bit position of source */ - FbBits *dst, - FbStride dstStride, /* FbBits units per scanline */ - int dstX, /* bit position of dest */ - int dstBpp, /* bits per destination unit */ - - int width, /* width in bits of destination */ - int height, /* height in scanlines */ - - FbBits fgand, /* rrop values */ - FbBits fgxor, - FbBits bgand, - FbBits bgxor) -{ - const FbBits *fbBits; - FbBits *srcEnd; - int pixelsPerDst; /* dst pixels per FbBits */ - int unitsPerSrc; /* src patterns per FbStip */ - int leftShift, rightShift; /* align source with dest */ - FbBits startmask, endmask; /* dest scanline masks */ - FbStip bits=0, bitsLeft, bitsRight;/* source bits */ - FbStip left; - FbBits mask; - int nDst; /* dest longwords (w.o. end) */ - int w; - int n, nmiddle; - int dstS; /* stipple-relative dst X coordinate */ - Bool copy; /* accelerate dest-invariant */ - Bool transparent; /* accelerate 0 nop */ - int srcinc; /* source units consumed */ - Bool endNeedsLoad = FALSE; /* need load for endmask */ - CARD8 *fbLane; - int startbyte, endbyte; - - if (dstBpp == 24) - { - fbBltOne24 (src, srcStride, srcX, - dst, dstStride, dstX, dstBpp, - width, height, - fgand, fgxor, bgand, bgxor); - return; - } - - /* - * Do not read past the end of the buffer! - */ - srcEnd = src + height * srcStride; - - /* - * Number of destination units in FbBits == number of stipple pixels - * used each time - */ - pixelsPerDst = FB_UNIT / dstBpp; - - /* - * Number of source stipple patterns in FbStip - */ - unitsPerSrc = FB_STIP_UNIT / pixelsPerDst; - - copy = FALSE; - transparent = FALSE; - if (bgand == 0 && fgand == 0) - copy = TRUE; - else if (bgand == FB_ALLONES && bgxor == 0) - transparent = TRUE; - - /* - * Adjust source and dest to nearest FbBits boundary - */ - src += srcX >> FB_STIP_SHIFT; - dst += dstX >> FB_SHIFT; - srcX &= FB_STIP_MASK; - dstX &= FB_MASK; - - FbMaskBitsBytes(dstX, width, copy, - startmask, startbyte, nmiddle, endmask, endbyte); - - /* - * Compute effective dest alignment requirement for - * source -- must align source to dest unit boundary - */ - dstS = dstX / dstBpp; - /* - * Compute shift constants for effective alignement - */ - if (srcX >= dstS) - { - leftShift = srcX - dstS; - rightShift = FB_STIP_UNIT - leftShift; - } - else - { - rightShift = dstS - srcX; - leftShift = FB_STIP_UNIT - rightShift; - } - /* - * Get pointer to stipple mask array for this depth - */ - fbBits = 0; /* unused */ - if (pixelsPerDst <= 8) - fbBits = fbStippleTable[pixelsPerDst]; - fbLane = 0; - if (transparent && fgand == 0 && dstBpp >= 8) - fbLane = fbLaneTable[dstBpp]; - - /* - * Compute total number of destination words written, but - * don't count endmask - */ - nDst = nmiddle; - if (startmask) - nDst++; - - dstStride -= nDst; - - /* - * Compute total number of source words consumed - */ - - srcinc = (nDst + unitsPerSrc - 1) / unitsPerSrc; - - if (srcX > dstS) - srcinc++; - if (endmask) - { - endNeedsLoad = nDst % unitsPerSrc == 0; - if (endNeedsLoad) - srcinc++; - } - - srcStride -= srcinc; - - /* - * Copy rectangle - */ - while (height--) - { - w = nDst; /* total units across scanline */ - n = unitsPerSrc; /* units avail in single stipple */ - if (n > w) - n = w; - - bitsLeft = 0; - if (srcX > dstS) - bitsLeft = READ(src++); - if (n) - { - /* - * Load first set of stipple bits - */ - LoadBits; - - /* - * Consume stipple bits for startmask - */ - if (startmask) - { -#if FB_UNIT > 32 - if (pixelsPerDst == 16) - mask = FbStipple16Bits(FbLeftStipBits(bits,16)); - else -#endif - mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)]; - if (fbLane) - { - fbTransparentSpan (dst, mask & startmask, fgxor, 1); - } - else - { - if (mask || !transparent) - FbDoLeftMaskByteStippleRRop (dst, mask, - fgand, fgxor, bgand, bgxor, - startbyte, startmask); - } - bits = FbStipLeft (bits, pixelsPerDst); - dst++; - n--; - w--; - } - /* - * Consume stipple bits across scanline - */ - for (;;) - { - w -= n; - if (copy) - { - while (n--) - { -#if FB_UNIT > 32 - if (pixelsPerDst == 16) - mask = FbStipple16Bits(FbLeftStipBits(bits,16)); - else -#endif - mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)]; - WRITE(dst, FbOpaqueStipple (mask, fgxor, bgxor)); - dst++; - bits = FbStipLeft(bits, pixelsPerDst); - } - } - else - { - if (fbLane) - { - while (bits && n) - { - switch (fbLane[FbLeftStipBits(bits,pixelsPerDst)]) { - LaneCases((CARD8 *) dst); - } - bits = FbStipLeft(bits,pixelsPerDst); - dst++; - n--; - } - dst += n; - } - else - { - while (n--) - { - left = FbLeftStipBits(bits,pixelsPerDst); - if (left || !transparent) - { - mask = fbBits[left]; - WRITE(dst, FbStippleRRop (READ(dst), mask, - fgand, fgxor, bgand, bgxor)); - } - dst++; - bits = FbStipLeft(bits, pixelsPerDst); - } - } - } - if (!w) - break; - /* - * Load another set and reset number of available units - */ - LoadBits; - n = unitsPerSrc; - if (n > w) - n = w; - } - } - /* - * Consume stipple bits for endmask - */ - if (endmask) - { - if (endNeedsLoad) - { - LoadBits; - } -#if FB_UNIT > 32 - if (pixelsPerDst == 16) - mask = FbStipple16Bits(FbLeftStipBits(bits,16)); - else -#endif - mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)]; - if (fbLane) - { - fbTransparentSpan (dst, mask & endmask, fgxor, 1); - } - else - { - if (mask || !transparent) - FbDoRightMaskByteStippleRRop (dst, mask, - fgand, fgxor, bgand, bgxor, - endbyte, endmask); - } - } - dst += dstStride; - src += srcStride; - } -} - - -/* - * Crufty macros to initialize the mask array, most of this - * is to avoid compile-time warnings about shift overflow - */ - -#if BITMAP_BIT_ORDER == MSBFirst -#define Mask24Pos(x,r) ((x)*24-(r)) -#else -#define Mask24Pos(x,r) ((x)*24-((r) ? 24 - (r) : 0)) -#endif - -#define Mask24Neg(x,r) (Mask24Pos(x,r) < 0 ? -Mask24Pos(x,r) : 0) -#define Mask24Check(x,r) (Mask24Pos(x,r) < 0 ? 0 : \ - Mask24Pos(x,r) >= FB_UNIT ? 0 : Mask24Pos(x,r)) - -#define Mask24(x,r) (Mask24Pos(x,r) < FB_UNIT ? \ - (Mask24Pos(x,r) < 0 ? \ - 0xffffff >> Mask24Neg (x,r) : \ - 0xffffff << Mask24Check(x,r)) : 0) - -#define SelMask24(b,n,r) ((((b) >> n) & 1) * Mask24(n,r)) - -/* - * Untested for MSBFirst or FB_UNIT == 32 - */ - -#if FB_UNIT == 64 -#define C4_24(b,r) \ - (SelMask24(b,0,r) | \ - SelMask24(b,1,r) | \ - SelMask24(b,2,r) | \ - SelMask24(b,3,r)) - -#define FbStip24New(rot) (2 + (rot != 0)) -#define FbStip24Len 4 - -const FbBits fbStipple24Bits[3][1 << FbStip24Len] = { - /* rotate 0 */ - { - C4_24( 0, 0), C4_24( 1, 0), C4_24( 2, 0), C4_24( 3, 0), - C4_24( 4, 0), C4_24( 5, 0), C4_24( 6, 0), C4_24( 7, 0), - C4_24( 8, 0), C4_24( 9, 0), C4_24(10, 0), C4_24(11, 0), - C4_24(12, 0), C4_24(13, 0), C4_24(14, 0), C4_24(15, 0), - }, - /* rotate 8 */ - { - C4_24( 0, 8), C4_24( 1, 8), C4_24( 2, 8), C4_24( 3, 8), - C4_24( 4, 8), C4_24( 5, 8), C4_24( 6, 8), C4_24( 7, 8), - C4_24( 8, 8), C4_24( 9, 8), C4_24(10, 8), C4_24(11, 8), - C4_24(12, 8), C4_24(13, 8), C4_24(14, 8), C4_24(15, 8), - }, - /* rotate 16 */ - { - C4_24( 0,16), C4_24( 1,16), C4_24( 2,16), C4_24( 3,16), - C4_24( 4,16), C4_24( 5,16), C4_24( 6,16), C4_24( 7,16), - C4_24( 8,16), C4_24( 9,16), C4_24(10,16), C4_24(11,16), - C4_24(12,16), C4_24(13,16), C4_24(14,16), C4_24(15,16), - } -}; - -#endif - -#if FB_UNIT == 32 -#define C2_24(b,r) \ - (SelMask24(b,0,r) | \ - SelMask24(b,1,r)) - -#define FbStip24Len 2 -#if BITMAP_BIT_ORDER == MSBFirst -#define FbStip24New(rot) (1 + (rot == 0)) -#else -#define FbStip24New(rot) (1 + (rot == 8)) -#endif - -const FbBits fbStipple24Bits[3][1 << FbStip24Len] = { - /* rotate 0 */ - { - C2_24( 0, 0), C2_24 ( 1, 0), C2_24 ( 2, 0), C2_24 ( 3, 0), - }, - /* rotate 8 */ - { - C2_24( 0, 8), C2_24 ( 1, 8), C2_24 ( 2, 8), C2_24 ( 3, 8), - }, - /* rotate 16 */ - { - C2_24( 0,16), C2_24 ( 1,16), C2_24 ( 2,16), C2_24 ( 3,16), - } -}; -#endif - -#if BITMAP_BIT_ORDER == LSBFirst - -#define FbMergeStip24Bits(left, right, new) \ - (FbStipLeft (left, new) | FbStipRight ((right), (FbStip24Len - (new)))) - -#define FbMergePartStip24Bits(left, right, llen, rlen) \ - (left | FbStipRight(right, llen)) - -#else - -#define FbMergeStip24Bits(left, right, new) \ - ((FbStipLeft (left, new) & ((1 << FbStip24Len) - 1)) | right) - -#define FbMergePartStip24Bits(left, right, llen, rlen) \ - (FbStipLeft(left, rlen) | right) - -#endif - -#define fbFirstStipBits(len,stip) {\ - int __len = (len); \ - if (len <= remain) { \ - stip = FbLeftStipBits(bits, len); \ - } else { \ - stip = FbLeftStipBits(bits, remain); \ - bits = (src < srcEnd ? READ(src++) : 0); \ - __len = (len) - remain; \ - stip = FbMergePartStip24Bits(stip, FbLeftStipBits(bits, __len), \ - remain, __len); \ - remain = FB_STIP_UNIT; \ - } \ - bits = FbStipLeft (bits, __len); \ - remain -= __len; \ -} - -#define fbInitStipBits(offset,len,stip) {\ - bits = FbStipLeft (READ(src++),offset); \ - remain = FB_STIP_UNIT - offset; \ - fbFirstStipBits(len,stip); \ - stip = FbMergeStip24Bits (0, stip, len); \ -} - -#define fbNextStipBits(rot,stip) {\ - int __new = FbStip24New(rot); \ - FbStip __right; \ - fbFirstStipBits(__new, __right); \ - stip = FbMergeStip24Bits (stip, __right, __new); \ - rot = FbNext24Rot (rot); \ -} - -/* - * Use deep mask tables that incorporate rotation, pull - * a variable number of bits out of the stipple and - * reuse the right bits as needed for the next write - * - * Yes, this is probably too much code, but most 24-bpp screens - * have no acceleration so this code is used for stipples, copyplane - * and text - */ -void -fbBltOne24 (FbStip *srcLine, - FbStride srcStride, /* FbStip units per scanline */ - int srcX, /* bit position of source */ - FbBits *dst, - FbStride dstStride, /* FbBits units per scanline */ - int dstX, /* bit position of dest */ - int dstBpp, /* bits per destination unit */ - - int width, /* width in bits of destination */ - int height, /* height in scanlines */ - - FbBits fgand, /* rrop values */ - FbBits fgxor, - FbBits bgand, - FbBits bgxor) -{ - FbStip *src, *srcEnd; - FbBits leftMask, rightMask, mask; - int nlMiddle, nl; - FbStip stip, bits; - int remain; - int dstS; - int firstlen; - int rot0, rot; - int nDst; - - /* - * Do not read past the end of the buffer! - */ - srcEnd = srcLine + height * srcStride; - - srcLine += srcX >> FB_STIP_SHIFT; - dst += dstX >> FB_SHIFT; - srcX &= FB_STIP_MASK; - dstX &= FB_MASK; - rot0 = FbFirst24Rot (dstX); - - FbMaskBits (dstX, width, leftMask, nlMiddle, rightMask); - - dstS = (dstX + 23) / 24; - firstlen = FbStip24Len - dstS; - - nDst = nlMiddle; - if (leftMask) - nDst++; - dstStride -= nDst; - - /* opaque copy */ - if (bgand == 0 && fgand == 0) - { - while (height--) - { - rot = rot0; - src = srcLine; - srcLine += srcStride; - fbInitStipBits (srcX,firstlen, stip); - if (leftMask) - { - mask = fbStipple24Bits[rot >> 3][stip]; - WRITE(dst, (READ(dst) & ~leftMask) | - (FbOpaqueStipple (mask, - FbRot24(fgxor, rot), - FbRot24(bgxor, rot)) - & leftMask)); - dst++; - fbNextStipBits(rot,stip); - } - nl = nlMiddle; - while (nl--) - { - mask = fbStipple24Bits[rot>>3][stip]; - WRITE(dst, FbOpaqueStipple (mask, - FbRot24(fgxor, rot), - FbRot24(bgxor, rot))); - dst++; - fbNextStipBits(rot,stip); - } - if (rightMask) - { - mask = fbStipple24Bits[rot >> 3][stip]; - WRITE(dst, (READ(dst) & ~rightMask) | - (FbOpaqueStipple (mask, - FbRot24(fgxor, rot), - FbRot24(bgxor, rot)) - & rightMask)); - } - dst += dstStride; - src += srcStride; - } - } - /* transparent copy */ - else if (bgand == FB_ALLONES && bgxor == 0 && fgand == 0) - { - while (height--) - { - rot = rot0; - src = srcLine; - srcLine += srcStride; - fbInitStipBits (srcX, firstlen, stip); - if (leftMask) - { - if (stip) - { - mask = fbStipple24Bits[rot >> 3][stip] & leftMask; - WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask)); - } - dst++; - fbNextStipBits (rot, stip); - } - nl = nlMiddle; - while (nl--) - { - if (stip) - { - mask = fbStipple24Bits[rot>>3][stip]; - WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor,rot) & mask)); - } - dst++; - fbNextStipBits (rot, stip); - } - if (rightMask) - { - if (stip) - { - mask = fbStipple24Bits[rot >> 3][stip] & rightMask; - WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask)); - } - } - dst += dstStride; - } - } - else - { - while (height--) - { - rot = rot0; - src = srcLine; - srcLine += srcStride; - fbInitStipBits (srcX, firstlen, stip); - if (leftMask) - { - mask = fbStipple24Bits[rot >> 3][stip]; - WRITE(dst, FbStippleRRopMask (READ(dst), mask, - FbRot24(fgand, rot), - FbRot24(fgxor, rot), - FbRot24(bgand, rot), - FbRot24(bgxor, rot), - leftMask)); - dst++; - fbNextStipBits(rot,stip); - } - nl = nlMiddle; - while (nl--) - { - mask = fbStipple24Bits[rot >> 3][stip]; - WRITE(dst, FbStippleRRop (READ(dst), mask, - FbRot24(fgand, rot), - FbRot24(fgxor, rot), - FbRot24(bgand, rot), - FbRot24(bgxor, rot))); - dst++; - fbNextStipBits(rot,stip); - } - if (rightMask) - { - mask = fbStipple24Bits[rot >> 3][stip]; - WRITE(dst, FbStippleRRopMask (READ(dst), mask, - FbRot24(fgand, rot), - FbRot24(fgxor, rot), - FbRot24(bgand, rot), - FbRot24(bgxor, rot), - rightMask)); - } - dst += dstStride; - } - } -} - -/* - * Not very efficient, but simple -- copy a single plane - * from an N bit image to a 1 bit image - */ - -void -fbBltPlane (FbBits *src, - FbStride srcStride, - int srcX, - int srcBpp, - - FbStip *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbStip fgand, - FbStip fgxor, - FbStip bgand, - FbStip bgxor, - Pixel planeMask) -{ - FbBits *s; - FbBits pm; - FbBits srcMask; - FbBits srcMaskFirst; - FbBits srcMask0 = 0; - FbBits srcBits; - - FbStip dstBits; - FbStip *d; - FbStip dstMask; - FbStip dstMaskFirst; - FbStip dstUnion; - int w; - int wt; - int rot0; - - if (!width) - return; - - src += srcX >> FB_SHIFT; - srcX &= FB_MASK; - - dst += dstX >> FB_STIP_SHIFT; - dstX &= FB_STIP_MASK; - - w = width / srcBpp; - - pm = fbReplicatePixel (planeMask, srcBpp); - if (srcBpp == 24) - { - int w = 24; - - rot0 = FbFirst24Rot (srcX); - if (srcX + w > FB_UNIT) - w = FB_UNIT - srcX; - srcMaskFirst = FbRot24(pm,rot0) & FbBitsMask(srcX,w); - } - else - { - rot0 = 0; - srcMaskFirst = pm & FbBitsMask(srcX, srcBpp); - srcMask0 = pm & FbBitsMask(0, srcBpp); - } - - dstMaskFirst = FbStipMask(dstX,1); - while (height--) - { - d = dst; - dst += dstStride; - s = src; - src += srcStride; - - srcMask = srcMaskFirst; - if (srcBpp == 24) - srcMask0 = FbRot24(pm,rot0) & FbBitsMask(0, srcBpp); - srcBits = READ(s++); - - dstMask = dstMaskFirst; - dstUnion = 0; - dstBits = 0; - - wt = w; - - while (wt--) - { - if (!srcMask) - { - srcBits = READ(s++); - if (srcBpp == 24) - srcMask0 = FbNext24Pix(srcMask0) & FbBitsMask(0,24); - srcMask = srcMask0; - } - if (!dstMask) - { - WRITE(d, FbStippleRRopMask(READ(d), dstBits, - fgand, fgxor, bgand, bgxor, - dstUnion)); - d++; - dstMask = FbStipMask(0,1); - dstUnion = 0; - dstBits = 0; - } - if (srcBits & srcMask) - dstBits |= dstMask; - dstUnion |= dstMask; - if (srcBpp == FB_UNIT) - srcMask = 0; - else - srcMask = FbScrRight(srcMask,srcBpp); - dstMask = FbStipRight(dstMask,1); - } - if (dstUnion) - WRITE(d, FbStippleRRopMask(READ(d),dstBits, - fgand, fgxor, bgand, bgxor, - dstUnion)); - } -} - +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+/*
+ * Example: srcX = 13 dstX = 8 (FB unit 32 dstBpp 8)
+ *
+ * **** **** **** **** **** **** **** ****
+ * ^
+ * ******** ******** ******** ********
+ * ^
+ * leftShift = 12
+ * rightShift = 20
+ *
+ * Example: srcX = 0 dstX = 8 (FB unit 32 dstBpp 8)
+ *
+ * **** **** **** **** **** **** **** ****
+ * ^
+ * ******** ******** ******** ********
+ * ^
+ *
+ * leftShift = 24
+ * rightShift = 8
+ */
+
+#define LoadBits {\
+ if (leftShift) { \
+ bitsRight = (src < srcEnd ? READ(src++) : 0); \
+ bits = (FbStipLeft (bitsLeft, leftShift) | \
+ FbStipRight(bitsRight, rightShift)); \
+ bitsLeft = bitsRight; \
+ } else \
+ bits = (src < srcEnd ? READ(src++) : 0); \
+}
+
+
+#define LaneCases1(n,a) case n: FbLaneCase(n,a); break
+#define LaneCases2(n,a) LaneCases1(n,a); LaneCases1(n+1,a)
+#define LaneCases4(n,a) LaneCases2(n,a); LaneCases2(n+2,a)
+#define LaneCases8(n,a) LaneCases4(n,a); LaneCases4(n+4,a)
+#define LaneCases16(n,a) LaneCases8(n,a); LaneCases8(n+8,a)
+#define LaneCases32(n,a) LaneCases16(n,a); LaneCases16(n+16,a)
+#define LaneCases64(n,a) LaneCases32(n,a); LaneCases32(n+32,a)
+#define LaneCases128(n,a) LaneCases64(n,a); LaneCases64(n+64,a)
+#define LaneCases256(n,a) LaneCases128(n,a); LaneCases128(n+128,a)
+
+#if FB_SHIFT == 6
+#define LaneCases(a) LaneCases256(0,a)
+#endif
+
+#if FB_SHIFT == 5
+#define LaneCases(a) LaneCases16(0,a)
+#endif
+
+#if FB_SHIFT == 6
+CARD8 fb8Lane[256] = {
+0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
+22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
+41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
+60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78,
+79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97,
+98, 99, 100, 101, 102,103,104,105,106,107,108,109,110,111,112,113,114,115,
+116, 117, 118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,
+134, 135, 136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,
+152, 153, 154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,
+170, 171, 172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,
+188, 189, 190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,
+206, 207, 208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
+224, 225, 226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,
+242, 243, 244,245,246,247,248,249,250,251,252,253,254,255,
+};
+
+CARD8 fb16Lane[256] = {
+ 0x00, 0x03, 0x0c, 0x0f,
+ 0x30, 0x33, 0x3c, 0x3f,
+ 0xc0, 0xc3, 0xcc, 0xcf,
+ 0xf0, 0xf3, 0xfc, 0xff,
+};
+
+CARD8 fb32Lane[16] = {
+ 0x00, 0x0f, 0xf0, 0xff,
+};
+#endif
+
+#if FB_SHIFT == 5
+CARD8 fb8Lane[16] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
+};
+
+CARD8 fb16Lane[16] = {
+ 0, 3, 12, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+};
+
+CARD8 fb32Lane[16] = {
+ 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+};
+#endif
+
+CARD8 *fbLaneTable[33] = {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ fb8Lane, 0, 0, 0, 0, 0, 0, 0,
+ fb16Lane, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ fb32Lane
+};
+
+void
+fbBltOne (FbStip *src,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor)
+{
+ const FbBits *fbBits;
+ FbBits *srcEnd;
+ int pixelsPerDst; /* dst pixels per FbBits */
+ int unitsPerSrc; /* src patterns per FbStip */
+ int leftShift, rightShift; /* align source with dest */
+ FbBits startmask, endmask; /* dest scanline masks */
+ FbStip bits=0, bitsLeft, bitsRight;/* source bits */
+ FbStip left;
+ FbBits mask;
+ int nDst; /* dest longwords (w.o. end) */
+ int w;
+ int n, nmiddle;
+ int dstS; /* stipple-relative dst X coordinate */
+ Bool copy; /* accelerate dest-invariant */
+ Bool transparent; /* accelerate 0 nop */
+ int srcinc; /* source units consumed */
+ Bool endNeedsLoad = FALSE; /* need load for endmask */
+ CARD8 *fbLane;
+ int startbyte, endbyte;
+
+ if (dstBpp == 24)
+ {
+ fbBltOne24 (src, srcStride, srcX,
+ dst, dstStride, dstX, dstBpp,
+ width, height,
+ fgand, fgxor, bgand, bgxor);
+ return;
+ }
+
+ /*
+ * Do not read past the end of the buffer!
+ */
+ srcEnd = src + height * srcStride;
+
+ /*
+ * Number of destination units in FbBits == number of stipple pixels
+ * used each time
+ */
+ pixelsPerDst = FB_UNIT / dstBpp;
+
+ /*
+ * Number of source stipple patterns in FbStip
+ */
+ unitsPerSrc = FB_STIP_UNIT / pixelsPerDst;
+
+ copy = FALSE;
+ transparent = FALSE;
+ if (bgand == 0 && fgand == 0)
+ copy = TRUE;
+ else if (bgand == FB_ALLONES && bgxor == 0)
+ transparent = TRUE;
+
+ /*
+ * Adjust source and dest to nearest FbBits boundary
+ */
+ src += srcX >> FB_STIP_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dstX &= FB_MASK;
+
+ FbMaskBitsBytes(dstX, width, copy,
+ startmask, startbyte, nmiddle, endmask, endbyte);
+
+ /*
+ * Compute effective dest alignment requirement for
+ * source -- must align source to dest unit boundary
+ */
+ dstS = dstX / dstBpp;
+ /*
+ * Compute shift constants for effective alignement
+ */
+ if (srcX >= dstS)
+ {
+ leftShift = srcX - dstS;
+ rightShift = FB_STIP_UNIT - leftShift;
+ }
+ else
+ {
+ rightShift = dstS - srcX;
+ leftShift = FB_STIP_UNIT - rightShift;
+ }
+ /*
+ * Get pointer to stipple mask array for this depth
+ */
+ fbBits = 0; /* unused */
+ if (pixelsPerDst <= 8)
+ fbBits = fbStippleTable[pixelsPerDst];
+ fbLane = 0;
+ if (transparent && fgand == 0 && dstBpp >= 8)
+ fbLane = fbLaneTable[dstBpp];
+
+ /*
+ * Compute total number of destination words written, but
+ * don't count endmask
+ */
+ nDst = nmiddle;
+ if (startmask)
+ nDst++;
+
+ dstStride -= nDst;
+
+ /*
+ * Compute total number of source words consumed
+ */
+
+ srcinc = (nDst + unitsPerSrc - 1) / unitsPerSrc;
+
+ if (srcX > dstS)
+ srcinc++;
+ if (endmask)
+ {
+ endNeedsLoad = nDst % unitsPerSrc == 0;
+ if (endNeedsLoad)
+ srcinc++;
+ }
+
+ srcStride -= srcinc;
+
+ /*
+ * Copy rectangle
+ */
+ while (height--)
+ {
+ w = nDst; /* total units across scanline */
+ n = unitsPerSrc; /* units avail in single stipple */
+ if (n > w)
+ n = w;
+
+ bitsLeft = 0;
+ if (srcX > dstS)
+ bitsLeft = READ(src++);
+ if (n)
+ {
+ /*
+ * Load first set of stipple bits
+ */
+ LoadBits;
+
+ /*
+ * Consume stipple bits for startmask
+ */
+ if (startmask)
+ {
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ if (fbLane)
+ {
+ fbTransparentSpan (dst, mask & startmask, fgxor, 1);
+ }
+ else
+ {
+ if (mask || !transparent)
+ FbDoLeftMaskByteStippleRRop (dst, mask,
+ fgand, fgxor, bgand, bgxor,
+ startbyte, startmask);
+ }
+ bits = FbStipLeft (bits, pixelsPerDst);
+ dst++;
+ n--;
+ w--;
+ }
+ /*
+ * Consume stipple bits across scanline
+ */
+ for (;;)
+ {
+ w -= n;
+ if (copy)
+ {
+ while (n--)
+ {
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ WRITE(dst, FbOpaqueStipple (mask, fgxor, bgxor));
+ dst++;
+ bits = FbStipLeft(bits, pixelsPerDst);
+ }
+ }
+ else
+ {
+ if (fbLane)
+ {
+ while (bits && n)
+ {
+ switch (fbLane[FbLeftStipBits(bits,pixelsPerDst)]) {
+ LaneCases((CARD8 *) dst);
+ }
+ bits = FbStipLeft(bits,pixelsPerDst);
+ dst++;
+ n--;
+ }
+ dst += n;
+ }
+ else
+ {
+ while (n--)
+ {
+ left = FbLeftStipBits(bits,pixelsPerDst);
+ if (left || !transparent)
+ {
+ mask = fbBits[left];
+ WRITE(dst, FbStippleRRop (READ(dst), mask,
+ fgand, fgxor, bgand, bgxor));
+ }
+ dst++;
+ bits = FbStipLeft(bits, pixelsPerDst);
+ }
+ }
+ }
+ if (!w)
+ break;
+ /*
+ * Load another set and reset number of available units
+ */
+ LoadBits;
+ n = unitsPerSrc;
+ if (n > w)
+ n = w;
+ }
+ }
+ /*
+ * Consume stipple bits for endmask
+ */
+ if (endmask)
+ {
+ if (endNeedsLoad)
+ {
+ LoadBits;
+ }
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ if (fbLane)
+ {
+ fbTransparentSpan (dst, mask & endmask, fgxor, 1);
+ }
+ else
+ {
+ if (mask || !transparent)
+ FbDoRightMaskByteStippleRRop (dst, mask,
+ fgand, fgxor, bgand, bgxor,
+ endbyte, endmask);
+ }
+ }
+ dst += dstStride;
+ src += srcStride;
+ }
+}
+
+
+/*
+ * Crufty macros to initialize the mask array, most of this
+ * is to avoid compile-time warnings about shift overflow
+ */
+
+#if BITMAP_BIT_ORDER == MSBFirst
+#define Mask24Pos(x,r) ((x)*24-(r))
+#else
+#define Mask24Pos(x,r) ((x)*24-((r) ? 24 - (r) : 0))
+#endif
+
+#define Mask24Neg(x,r) (Mask24Pos(x,r) < 0 ? -Mask24Pos(x,r) : 0)
+#define Mask24Check(x,r) (Mask24Pos(x,r) < 0 ? 0 : \
+ Mask24Pos(x,r) >= FB_UNIT ? 0 : Mask24Pos(x,r))
+
+#define Mask24(x,r) (Mask24Pos(x,r) < FB_UNIT ? \
+ (Mask24Pos(x,r) < 0 ? \
+ 0xffffff >> Mask24Neg (x,r) : \
+ 0xffffff << Mask24Check(x,r)) : 0)
+
+#define SelMask24(b,n,r) ((((b) >> n) & 1) * Mask24(n,r))
+
+/*
+ * Untested for MSBFirst or FB_UNIT == 32
+ */
+
+#if FB_UNIT == 64
+#define C4_24(b,r) \
+ (SelMask24(b,0,r) | \
+ SelMask24(b,1,r) | \
+ SelMask24(b,2,r) | \
+ SelMask24(b,3,r))
+
+#define FbStip24New(rot) (2 + (rot != 0))
+#define FbStip24Len 4
+
+const FbBits fbStipple24Bits[3][1 << FbStip24Len] = {
+ /* rotate 0 */
+ {
+ C4_24( 0, 0), C4_24( 1, 0), C4_24( 2, 0), C4_24( 3, 0),
+ C4_24( 4, 0), C4_24( 5, 0), C4_24( 6, 0), C4_24( 7, 0),
+ C4_24( 8, 0), C4_24( 9, 0), C4_24(10, 0), C4_24(11, 0),
+ C4_24(12, 0), C4_24(13, 0), C4_24(14, 0), C4_24(15, 0),
+ },
+ /* rotate 8 */
+ {
+ C4_24( 0, 8), C4_24( 1, 8), C4_24( 2, 8), C4_24( 3, 8),
+ C4_24( 4, 8), C4_24( 5, 8), C4_24( 6, 8), C4_24( 7, 8),
+ C4_24( 8, 8), C4_24( 9, 8), C4_24(10, 8), C4_24(11, 8),
+ C4_24(12, 8), C4_24(13, 8), C4_24(14, 8), C4_24(15, 8),
+ },
+ /* rotate 16 */
+ {
+ C4_24( 0,16), C4_24( 1,16), C4_24( 2,16), C4_24( 3,16),
+ C4_24( 4,16), C4_24( 5,16), C4_24( 6,16), C4_24( 7,16),
+ C4_24( 8,16), C4_24( 9,16), C4_24(10,16), C4_24(11,16),
+ C4_24(12,16), C4_24(13,16), C4_24(14,16), C4_24(15,16),
+ }
+};
+
+#endif
+
+#if FB_UNIT == 32
+#define C2_24(b,r) \
+ (SelMask24(b,0,r) | \
+ SelMask24(b,1,r))
+
+#define FbStip24Len 2
+#if BITMAP_BIT_ORDER == MSBFirst
+#define FbStip24New(rot) (1 + (rot == 0))
+#else
+#define FbStip24New(rot) (1 + (rot == 8))
+#endif
+
+const FbBits fbStipple24Bits[3][1 << FbStip24Len] = {
+ /* rotate 0 */
+ {
+ C2_24( 0, 0), C2_24 ( 1, 0), C2_24 ( 2, 0), C2_24 ( 3, 0),
+ },
+ /* rotate 8 */
+ {
+ C2_24( 0, 8), C2_24 ( 1, 8), C2_24 ( 2, 8), C2_24 ( 3, 8),
+ },
+ /* rotate 16 */
+ {
+ C2_24( 0,16), C2_24 ( 1,16), C2_24 ( 2,16), C2_24 ( 3,16),
+ }
+};
+#endif
+
+#if BITMAP_BIT_ORDER == LSBFirst
+
+#define FbMergeStip24Bits(left, right, new) \
+ (FbStipLeft (left, new) | FbStipRight ((right), (FbStip24Len - (new))))
+
+#define FbMergePartStip24Bits(left, right, llen, rlen) \
+ (left | FbStipRight(right, llen))
+
+#else
+
+#define FbMergeStip24Bits(left, right, new) \
+ ((FbStipLeft (left, new) & ((1 << FbStip24Len) - 1)) | right)
+
+#define FbMergePartStip24Bits(left, right, llen, rlen) \
+ (FbStipLeft(left, rlen) | right)
+
+#endif
+
+#define fbFirstStipBits(len,stip) {\
+ int __len = (len); \
+ if (len <= remain) { \
+ stip = FbLeftStipBits(bits, len); \
+ } else { \
+ stip = FbLeftStipBits(bits, remain); \
+ bits = (src < srcEnd ? READ(src++) : 0); \
+ __len = (len) - remain; \
+ stip = FbMergePartStip24Bits(stip, FbLeftStipBits(bits, __len), \
+ remain, __len); \
+ remain = FB_STIP_UNIT; \
+ } \
+ bits = FbStipLeft (bits, __len); \
+ remain -= __len; \
+}
+
+#define fbInitStipBits(offset,len,stip) {\
+ bits = FbStipLeft (READ(src++),offset); \
+ remain = FB_STIP_UNIT - offset; \
+ fbFirstStipBits(len,stip); \
+ stip = FbMergeStip24Bits (0, stip, len); \
+}
+
+#define fbNextStipBits(rot,stip) {\
+ int __new = FbStip24New(rot); \
+ FbStip __right; \
+ fbFirstStipBits(__new, __right); \
+ stip = FbMergeStip24Bits (stip, __right, __new); \
+ rot = FbNext24Rot (rot); \
+}
+
+/*
+ * Use deep mask tables that incorporate rotation, pull
+ * a variable number of bits out of the stipple and
+ * reuse the right bits as needed for the next write
+ *
+ * Yes, this is probably too much code, but most 24-bpp screens
+ * have no acceleration so this code is used for stipples, copyplane
+ * and text
+ */
+void
+fbBltOne24 (FbStip *srcLine,
+ FbStride srcStride, /* FbStip units per scanline */
+ int srcX, /* bit position of source */
+ FbBits *dst,
+ FbStride dstStride, /* FbBits units per scanline */
+ int dstX, /* bit position of dest */
+ int dstBpp, /* bits per destination unit */
+
+ int width, /* width in bits of destination */
+ int height, /* height in scanlines */
+
+ FbBits fgand, /* rrop values */
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor)
+{
+ FbStip *src, *srcEnd;
+ FbBits leftMask, rightMask, mask;
+ int nlMiddle, nl;
+ FbStip stip, bits;
+ int remain;
+ int dstS;
+ int firstlen;
+ int rot0, rot;
+ int nDst;
+
+ /*
+ * Do not read past the end of the buffer!
+ */
+ srcEnd = srcLine + height * srcStride;
+
+ srcLine += srcX >> FB_STIP_SHIFT;
+ dst += dstX >> FB_SHIFT;
+ srcX &= FB_STIP_MASK;
+ dstX &= FB_MASK;
+ rot0 = FbFirst24Rot (dstX);
+
+ FbMaskBits (dstX, width, leftMask, nlMiddle, rightMask);
+
+ dstS = (dstX + 23) / 24;
+ firstlen = FbStip24Len - dstS;
+
+ nDst = nlMiddle;
+ if (leftMask)
+ nDst++;
+ dstStride -= nDst;
+
+ /* opaque copy */
+ if (bgand == 0 && fgand == 0)
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX,firstlen, stip);
+ if (leftMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, (READ(dst) & ~leftMask) |
+ (FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot))
+ & leftMask));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ mask = fbStipple24Bits[rot>>3][stip];
+ WRITE(dst, FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot)));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ if (rightMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, (READ(dst) & ~rightMask) |
+ (FbOpaqueStipple (mask,
+ FbRot24(fgxor, rot),
+ FbRot24(bgxor, rot))
+ & rightMask));
+ }
+ dst += dstStride;
+ src += srcStride;
+ }
+ }
+ /* transparent copy */
+ else if (bgand == FB_ALLONES && bgxor == 0 && fgand == 0)
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX, firstlen, stip);
+ if (leftMask)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip] & leftMask;
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask));
+ }
+ dst++;
+ fbNextStipBits (rot, stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot>>3][stip];
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor,rot) & mask));
+ }
+ dst++;
+ fbNextStipBits (rot, stip);
+ }
+ if (rightMask)
+ {
+ if (stip)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip] & rightMask;
+ WRITE(dst, (READ(dst) & ~mask) | (FbRot24(fgxor, rot) & mask));
+ }
+ }
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ rot = rot0;
+ src = srcLine;
+ srcLine += srcStride;
+ fbInitStipBits (srcX, firstlen, stip);
+ if (leftMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRopMask (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot),
+ leftMask));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRop (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot)));
+ dst++;
+ fbNextStipBits(rot,stip);
+ }
+ if (rightMask)
+ {
+ mask = fbStipple24Bits[rot >> 3][stip];
+ WRITE(dst, FbStippleRRopMask (READ(dst), mask,
+ FbRot24(fgand, rot),
+ FbRot24(fgxor, rot),
+ FbRot24(bgand, rot),
+ FbRot24(bgxor, rot),
+ rightMask));
+ }
+ dst += dstStride;
+ }
+ }
+}
+
+/*
+ * Not very efficient, but simple -- copy a single plane
+ * from an N bit image to a 1 bit image
+ */
+
+void
+fbBltPlane (FbBits *src,
+ FbStride srcStride,
+ int srcX,
+ int srcBpp,
+
+ FbStip *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbStip fgand,
+ FbStip fgxor,
+ FbStip bgand,
+ FbStip bgxor,
+ Pixel planeMask)
+{
+ FbBits *s;
+ FbBits pm;
+ FbBits srcMask;
+ FbBits srcMaskFirst;
+ FbBits srcMask0 = 0;
+ FbBits srcBits;
+
+ FbStip dstBits;
+ FbStip *d;
+ FbStip dstMask;
+ FbStip dstMaskFirst;
+ FbStip dstUnion;
+ int w;
+ int wt;
+ int rot0;
+
+ if (!width)
+ return;
+
+ src += srcX >> FB_SHIFT;
+ srcX &= FB_MASK;
+
+ dst += dstX >> FB_STIP_SHIFT;
+ dstX &= FB_STIP_MASK;
+
+ w = width / srcBpp;
+
+ pm = fbReplicatePixel (planeMask, srcBpp);
+ if (srcBpp == 24)
+ {
+ int w = 24;
+
+ rot0 = FbFirst24Rot (srcX);
+ if (srcX + w > FB_UNIT)
+ w = FB_UNIT - srcX;
+ srcMaskFirst = FbRot24(pm,rot0) & FbBitsMask(srcX,w);
+ }
+ else
+ {
+ rot0 = 0;
+ srcMaskFirst = pm & FbBitsMask(srcX, srcBpp);
+ srcMask0 = pm & FbBitsMask(0, srcBpp);
+ }
+
+ dstMaskFirst = FbStipMask(dstX,1);
+ while (height--)
+ {
+ d = dst;
+ dst += dstStride;
+ s = src;
+ src += srcStride;
+
+ srcMask = srcMaskFirst;
+ if (srcBpp == 24)
+ srcMask0 = FbRot24(pm,rot0) & FbBitsMask(0, srcBpp);
+ srcBits = READ(s++);
+
+ dstMask = dstMaskFirst;
+ dstUnion = 0;
+ dstBits = 0;
+
+ wt = w;
+
+ while (wt--)
+ {
+ if (!srcMask)
+ {
+ srcBits = READ(s++);
+ if (srcBpp == 24)
+ srcMask0 = FbNext24Pix(srcMask0) & FbBitsMask(0,24);
+ srcMask = srcMask0;
+ }
+ if (!dstMask)
+ {
+ WRITE(d, FbStippleRRopMask(READ(d), dstBits,
+ fgand, fgxor, bgand, bgxor,
+ dstUnion));
+ d++;
+ dstMask = FbStipMask(0,1);
+ dstUnion = 0;
+ dstBits = 0;
+ }
+ if (srcBits & srcMask)
+ dstBits |= dstMask;
+ dstUnion |= dstMask;
+ if (srcBpp == FB_UNIT)
+ srcMask = 0;
+ else
+ srcMask = FbScrRight(srcMask,srcBpp);
+ dstMask = FbStipRight(dstMask,1);
+ }
+ if (dstUnion)
+ WRITE(d, FbStippleRRopMask(READ(d),dstBits,
+ fgand, fgxor, bgand, bgxor,
+ dstUnion));
+ }
+}
+
diff --git a/xorg-server/fb/fbcopy.c b/xorg-server/fb/fbcopy.c index 898320378..6688a4369 100644 --- a/xorg-server/fb/fbcopy.c +++ b/xorg-server/fb/fbcopy.c @@ -1,372 +1,339 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" - -/* Compatibility wrapper, to be removed at next ABI change. */ -void -fbCopyRegion (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - RegionPtr pDstRegion, - int dx, - int dy, - fbCopyProc copyProc, - Pixel bitPlane, - void *closure) -{ - miCopyRegion(pSrcDrawable, pDstDrawable, pGC, pDstRegion, dx, dy, copyProc, bitPlane, closure); -} - -/* Compatibility wrapper, to be removed at next ABI change. */ -RegionPtr -fbDoCopy (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut, - fbCopyProc copyProc, - Pixel bitPlane, - void *closure) -{ - return miDoCopy(pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, copyProc, bitPlane, closure); -} - -void -fbCopyNtoN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - CARD8 alu = pGC ? pGC->alu : GXcopy; - FbBits pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES; - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - - fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - while (nbox--) - { -#ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */ - if (pm == FB_ALLONES && alu == GXcopy && !reverse && - !upsidedown) - { - if (!pixman_blt ((uint32_t *)src, (uint32_t *)dst, srcStride, dstStride, srcBpp, dstBpp, - (pbox->x1 + dx + srcXoff), - (pbox->y1 + dy + srcYoff), - (pbox->x1 + dstXoff), - (pbox->y1 + dstYoff), - (pbox->x2 - pbox->x1), - (pbox->y2 - pbox->y1))) - goto fallback; - else - goto next; - } - fallback: -#endif - fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride, - srcStride, - (pbox->x1 + dx + srcXoff) * srcBpp, - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - - (pbox->x2 - pbox->x1) * dstBpp, - (pbox->y2 - pbox->y1), - - alu, - pm, - dstBpp, - - reverse, - upsidedown); -#ifndef FB_ACCESS_WRAPPER - next: -#endif - pbox++; - } - fbFinishAccess (pDstDrawable); - fbFinishAccess (pSrcDrawable); -} - -void -fbCopy1toN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - - fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - while (nbox--) - { - if (dstBpp == 1) - { - fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride, - srcStride, - (pbox->x1 + dx + srcXoff) * srcBpp, - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - - (pbox->x2 - pbox->x1) * dstBpp, - (pbox->y2 - pbox->y1), - - FbOpaqueStipple1Rop(pGC->alu, - pGC->fgPixel,pGC->bgPixel), - pPriv->pm, - dstBpp, - - reverse, - upsidedown); - } - else - { - fbBltOne ((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride), - srcStride*(FB_UNIT/FB_STIP_UNIT), - (pbox->x1 + dx + srcXoff), - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - dstBpp, - - (pbox->x2 - pbox->x1) * dstBpp, - (pbox->y2 - pbox->y1), - - pPriv->and, pPriv->xor, - pPriv->bgand, pPriv->bgxor); - } - pbox++; - } - - fbFinishAccess (pDstDrawable); - fbFinishAccess (pSrcDrawable); -} - -void -fbCopyNto1 (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - - while (nbox--) - { - if (pDstDrawable->bitsPerPixel == 1) - { - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - - fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - fbGetStipDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride, - srcStride, - (pbox->x1 + dx + srcXoff) * srcBpp, - srcBpp, - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - - (pbox->x2 - pbox->x1) * srcBpp, - (pbox->y2 - pbox->y1), - - (FbStip) pPriv->and, (FbStip) pPriv->xor, - (FbStip) pPriv->bgand, (FbStip) pPriv->bgxor, - bitplane); - fbFinishAccess (pDstDrawable); - fbFinishAccess (pSrcDrawable); - } - else - { - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - - FbStip *tmp; - FbStride tmpStride; - int width, height; - - width = pbox->x2 - pbox->x1; - height = pbox->y2 - pbox->y1; - - tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT); - tmp = malloc(tmpStride * height * sizeof (FbStip)); - if (!tmp) - return; - - fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride, - srcStride, - (pbox->x1 + dx + srcXoff) * srcBpp, - srcBpp, - - tmp, - tmpStride, - 0, - - width * srcBpp, - height, - - fbAndStip(GXcopy,FB_ALLONES,FB_ALLONES), - fbXorStip(GXcopy,FB_ALLONES,FB_ALLONES), - fbAndStip(GXcopy,0,FB_ALLONES), - fbXorStip(GXcopy,0,FB_ALLONES), - bitplane); - fbBltOne (tmp, - tmpStride, - 0, - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - dstBpp, - - width * dstBpp, - height, - - pPriv->and, pPriv->xor, - pPriv->bgand, pPriv->bgxor); - free(tmp); - - fbFinishAccess (pDstDrawable); - fbFinishAccess (pSrcDrawable); - } - pbox++; - } -} - -RegionPtr -fbCopyArea (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut) -{ - miCopyProc copy; - - if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) - copy = fb24_32CopyMtoN; - else - copy = fbCopyNtoN; - return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, - widthSrc, heightSrc, xOut, yOut, copy, 0, 0); -} - -RegionPtr -fbCopyPlane (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut, - unsigned long bitplane) -{ - if (pSrcDrawable->bitsPerPixel > 1) - return miDoCopy (pSrcDrawable, pDstDrawable, pGC, - xIn, yIn, widthSrc, heightSrc, - xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0); - else if (bitplane & 1) - return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, - widthSrc, heightSrc, xOut, yOut, fbCopy1toN, - (Pixel) bitplane, 0); - else - return miHandleExposures(pSrcDrawable, pDstDrawable, pGC, - xIn, yIn, - widthSrc, - heightSrc, - xOut, yOut, bitplane); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+void
+fbCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ CARD8 alu = pGC ? pGC->alu : GXcopy;
+ FbBits pm = pGC ? fbGetGCPrivate(pGC)->pm : FB_ALLONES;
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+#ifndef FB_ACCESS_WRAPPER /* pixman_blt() doesn't support accessors yet */
+ if (pm == FB_ALLONES && alu == GXcopy && !reverse &&
+ !upsidedown)
+ {
+ if (!pixman_blt ((uint32_t *)src, (uint32_t *)dst, srcStride, dstStride, srcBpp, dstBpp,
+ (pbox->x1 + dx + srcXoff),
+ (pbox->y1 + dy + srcYoff),
+ (pbox->x1 + dstXoff),
+ (pbox->y1 + dstYoff),
+ (pbox->x2 - pbox->x1),
+ (pbox->y2 - pbox->y1)))
+ goto fallback;
+ else
+ goto next;
+ }
+ fallback:
+#endif
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ alu,
+ pm,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+#ifndef FB_ACCESS_WRAPPER
+ next:
+#endif
+ pbox++;
+ }
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopy1toN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+ if (dstBpp == 1)
+ {
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ FbOpaqueStipple1Rop(pGC->alu,
+ pGC->fgPixel,pGC->bgPixel),
+ pPriv->pm,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+ }
+ else
+ {
+ fbBltOne ((FbStip *) (src + (pbox->y1 + dy + srcYoff) * srcStride),
+ srcStride*(FB_UNIT/FB_STIP_UNIT),
+ (pbox->x1 + dx + srcXoff),
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ pPriv->and, pPriv->xor,
+ pPriv->bgand, pPriv->bgxor);
+ }
+ pbox++;
+ }
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopyNto1 (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+
+ while (nbox--)
+ {
+ if (pDstDrawable->bitsPerPixel == 1)
+ {
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetStipDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+ srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * srcBpp,
+ (pbox->y2 - pbox->y1),
+
+ (FbStip) pPriv->and, (FbStip) pPriv->xor,
+ (FbStip) pPriv->bgand, (FbStip) pPriv->bgxor,
+ bitplane);
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+ }
+ else
+ {
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ FbStip *tmp;
+ FbStride tmpStride;
+ int width, height;
+
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ tmpStride = ((width + FB_STIP_MASK) >> FB_STIP_SHIFT);
+ tmp = malloc(tmpStride * height * sizeof (FbStip));
+ if (!tmp)
+ return;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ fbBltPlane (src + (pbox->y1+ dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+ srcBpp,
+
+ tmp,
+ tmpStride,
+ 0,
+
+ width * srcBpp,
+ height,
+
+ fbAndStip(GXcopy,FB_ALLONES,FB_ALLONES),
+ fbXorStip(GXcopy,FB_ALLONES,FB_ALLONES),
+ fbAndStip(GXcopy,0,FB_ALLONES),
+ fbXorStip(GXcopy,0,FB_ALLONES),
+ bitplane);
+ fbBltOne (tmp,
+ tmpStride,
+ 0,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ width * dstBpp,
+ height,
+
+ pPriv->and, pPriv->xor,
+ pPriv->bgand, pPriv->bgxor);
+ free(tmp);
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+ }
+ pbox++;
+ }
+}
+
+RegionPtr
+fbCopyArea (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut)
+{
+ miCopyProc copy;
+
+ if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
+ copy = fb24_32CopyMtoN;
+ else
+ copy = fbCopyNtoN;
+ return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+ widthSrc, heightSrc, xOut, yOut, copy, 0, 0);
+}
+
+RegionPtr
+fbCopyPlane (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ int xIn,
+ int yIn,
+ int widthSrc,
+ int heightSrc,
+ int xOut,
+ int yOut,
+ unsigned long bitplane)
+{
+ if (pSrcDrawable->bitsPerPixel > 1)
+ return miDoCopy (pSrcDrawable, pDstDrawable, pGC,
+ xIn, yIn, widthSrc, heightSrc,
+ xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0);
+ else if (bitplane & 1)
+ return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn,
+ widthSrc, heightSrc, xOut, yOut, fbCopy1toN,
+ (Pixel) bitplane, 0);
+ else
+ return miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
+ xIn, yIn,
+ widthSrc,
+ heightSrc,
+ xOut, yOut, bitplane);
+}
diff --git a/xorg-server/fb/fbgc.c b/xorg-server/fb/fbgc.c index cc504c1b8..70df0b253 100644 --- a/xorg-server/fb/fbgc.c +++ b/xorg-server/fb/fbgc.c @@ -1,307 +1,307 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" - -const GCFuncs fbGCFuncs = { - fbValidateGC, - miChangeGC, - miCopyGC, - miDestroyGC, - miChangeClip, - miDestroyClip, - miCopyClip, -}; - -const GCOps fbGCOps = { - fbFillSpans, - fbSetSpans, - fbPutImage, - fbCopyArea, - fbCopyPlane, - fbPolyPoint, - fbPolyLine, - fbPolySegment, - fbPolyRectangle, - fbPolyArc, - miFillPolygon, - fbPolyFillRect, - fbPolyFillArc, - miPolyText8, - miPolyText16, - miImageText8, - miImageText16, - fbImageGlyphBlt, - fbPolyGlyphBlt, - fbPushPixels -}; - -Bool -fbCreateGC(GCPtr pGC) -{ - pGC->ops = (GCOps *) &fbGCOps; - pGC->funcs = (GCFuncs *) &fbGCFuncs; - - /* fb wants to translate before scan conversion */ - pGC->miTranslate = 1; - pGC->fExpose = 1; - - fbGetGCPrivate(pGC)->bpp = BitsPerPixel (pGC->depth); - return TRUE; -} - -/* - * Pad pixmap to FB_UNIT bits wide - */ -void -fbPadPixmap (PixmapPtr pPixmap) -{ - int width; - FbBits *bits; - FbBits b; - FbBits mask; - int height; - int w; - int stride; - int bpp; - int xOff, yOff; - - fbGetDrawable (&pPixmap->drawable, bits, stride, bpp, xOff, yOff); - - width = pPixmap->drawable.width * pPixmap->drawable.bitsPerPixel; - height = pPixmap->drawable.height; - mask = FbBitsMask (0, width); - while (height--) - { - b = READ(bits) & mask; - w = width; - while (w < FB_UNIT) - { - b = b | FbScrRight(b, w); - w <<= 1; - } - WRITE(bits, b); - bits += stride; - } - - fbFinishAccess (&pPixmap->drawable); -} - -/* - * Verify that 'bits' repeats every 'len' bits - */ -static Bool -fbBitsRepeat (FbBits bits, int len, int width) -{ - FbBits mask = FbBitsMask(0, len); - FbBits orig = bits & mask; - int i; - - if (width > FB_UNIT) - width = FB_UNIT; - for (i = 0; i < width / len; i++) - { - if ((bits & mask) != orig) - return FALSE; - bits = FbScrLeft(bits,len); - } - return TRUE; -} - -/* - * Check whether an entire bitmap line is a repetition of - * the first 'len' bits - */ -static Bool -fbLineRepeat (FbBits *bits, int len, int width) -{ - FbBits first = bits[0]; - - if (!fbBitsRepeat (first, len, width)) - return FALSE; - width = (width + FB_UNIT-1) >> FB_SHIFT; - bits++; - while (--width) - if (READ(bits) != first) - return FALSE; - return TRUE; -} - -/* - * The even stipple code wants the first FB_UNIT/bpp bits on - * each scanline to represent the entire stipple - */ -static Bool -fbCanEvenStipple (PixmapPtr pStipple, int bpp) -{ - int len = FB_UNIT / bpp; - FbBits *bits; - int stride; - int stip_bpp; - int stipXoff, stipYoff; - int h; - - /* can't even stipple 24bpp drawables */ - if ((bpp & (bpp-1)) != 0) - return FALSE; - /* make sure the stipple width is a multiple of the even stipple width */ - if (pStipple->drawable.width % len != 0) - return FALSE; - fbGetDrawable (&pStipple->drawable, bits, stride, stip_bpp, stipXoff, stipYoff); - h = pStipple->drawable.height; - /* check to see that the stipple repeats horizontally */ - while (h--) - { - if (!fbLineRepeat (bits, len, pStipple->drawable.width)) { - fbFinishAccess (&pStipple->drawable); - return FALSE; - } - bits += stride; - } - fbFinishAccess (&pStipple->drawable); - return TRUE; -} - -void -fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - FbBits mask; - - /* - * if the client clip is different or moved OR the subwindowMode has - * changed OR the window's clip has changed since the last validation - * we need to recompute the composite clip - */ - - if ((changes & (GCClipXOrigin|GCClipYOrigin|GCClipMask|GCSubwindowMode)) || - (pDrawable->serialNumber != (pGC->serialNumber & DRAWABLE_SERIAL_BITS)) - ) - { - miComputeCompositeClip (pGC, pDrawable); - } - - if (pPriv->bpp != pDrawable->bitsPerPixel) - { - changes |= GCStipple|GCForeground|GCBackground|GCPlaneMask; - pPriv->bpp = pDrawable->bitsPerPixel; - } - if ((changes & GCTile) && fbGetRotatedPixmap(pGC)) - { - (*pGC->pScreen->DestroyPixmap) (fbGetRotatedPixmap(pGC)); - fbGetRotatedPixmap(pGC) = 0; - } - - if (pGC->fillStyle == FillTiled) - { - PixmapPtr pOldTile, pNewTile; - - pOldTile = pGC->tile.pixmap; - if (pOldTile->drawable.bitsPerPixel != pDrawable->bitsPerPixel) - { - pNewTile = fbGetRotatedPixmap(pGC); - if (!pNewTile || pNewTile ->drawable.bitsPerPixel != pDrawable->bitsPerPixel) - { - if (pNewTile) - (*pGC->pScreen->DestroyPixmap) (pNewTile); - pNewTile = fb24_32ReformatTile (pOldTile, pDrawable->bitsPerPixel); - } - if (pNewTile) - { - fbGetRotatedPixmap(pGC) = pOldTile; - pGC->tile.pixmap = pNewTile; - changes |= GCTile; - } - } - } - if (changes & GCTile) - { - if (!pGC->tileIsPixel && - FbEvenTile (pGC->tile.pixmap->drawable.width * - pDrawable->bitsPerPixel)) - fbPadPixmap (pGC->tile.pixmap); - } - if (changes & GCStipple) - { - pPriv->evenStipple = FALSE; - - if (pGC->stipple) { - - /* can we do an even stipple ?? */ - if (FbEvenStip (pGC->stipple->drawable.width, - pDrawable->bitsPerPixel) && - (fbCanEvenStipple (pGC->stipple, pDrawable->bitsPerPixel))) - pPriv->evenStipple = TRUE; - - if (pGC->stipple->drawable.width * pDrawable->bitsPerPixel < FB_UNIT) - fbPadPixmap (pGC->stipple); - } - } - /* - * Recompute reduced rop values - */ - if (changes & (GCForeground|GCBackground|GCPlaneMask|GCFunction)) - { - int s; - FbBits depthMask; - - mask = FbFullMask(pDrawable->bitsPerPixel); - depthMask = FbFullMask(pDrawable->depth); - - pPriv->fg = pGC->fgPixel & mask; - pPriv->bg = pGC->bgPixel & mask; - - if ((pGC->planemask & depthMask) == depthMask) - pPriv->pm = mask; - else - pPriv->pm = pGC->planemask & mask; - - s = pDrawable->bitsPerPixel; - while (s < FB_UNIT) - { - pPriv->fg |= pPriv->fg << s; - pPriv->bg |= pPriv->bg << s; - pPriv->pm |= pPriv->pm << s; - s <<= 1; - } - pPriv->and = fbAnd(pGC->alu, pPriv->fg, pPriv->pm); - pPriv->xor = fbXor(pGC->alu, pPriv->fg, pPriv->pm); - pPriv->bgand = fbAnd(pGC->alu, pPriv->bg, pPriv->pm); - pPriv->bgxor = fbXor(pGC->alu, pPriv->bg, pPriv->pm); - } - if (changes & GCDashList) - { - unsigned short n = pGC->numInDashList; - unsigned char *dash = pGC->dash; - unsigned int dashLength = 0; - - while (n--) - dashLength += (unsigned int ) *dash++; - pPriv->dashLength = dashLength; - } -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+const GCFuncs fbGCFuncs = {
+ fbValidateGC,
+ miChangeGC,
+ miCopyGC,
+ miDestroyGC,
+ miChangeClip,
+ miDestroyClip,
+ miCopyClip,
+};
+
+const GCOps fbGCOps = {
+ fbFillSpans,
+ fbSetSpans,
+ fbPutImage,
+ fbCopyArea,
+ fbCopyPlane,
+ fbPolyPoint,
+ fbPolyLine,
+ fbPolySegment,
+ fbPolyRectangle,
+ fbPolyArc,
+ miFillPolygon,
+ fbPolyFillRect,
+ fbPolyFillArc,
+ miPolyText8,
+ miPolyText16,
+ miImageText8,
+ miImageText16,
+ fbImageGlyphBlt,
+ fbPolyGlyphBlt,
+ fbPushPixels
+};
+
+Bool
+fbCreateGC(GCPtr pGC)
+{
+ pGC->ops = (GCOps *) &fbGCOps;
+ pGC->funcs = (GCFuncs *) &fbGCFuncs;
+
+ /* fb wants to translate before scan conversion */
+ pGC->miTranslate = 1;
+ pGC->fExpose = 1;
+
+ fbGetGCPrivate(pGC)->bpp = BitsPerPixel (pGC->depth);
+ return TRUE;
+}
+
+/*
+ * Pad pixmap to FB_UNIT bits wide
+ */
+void
+fbPadPixmap (PixmapPtr pPixmap)
+{
+ int width;
+ FbBits *bits;
+ FbBits b;
+ FbBits mask;
+ int height;
+ int w;
+ int stride;
+ int bpp;
+ int xOff, yOff;
+
+ fbGetDrawable (&pPixmap->drawable, bits, stride, bpp, xOff, yOff);
+
+ width = pPixmap->drawable.width * pPixmap->drawable.bitsPerPixel;
+ height = pPixmap->drawable.height;
+ mask = FbBitsMask (0, width);
+ while (height--)
+ {
+ b = READ(bits) & mask;
+ w = width;
+ while (w < FB_UNIT)
+ {
+ b = b | FbScrRight(b, w);
+ w <<= 1;
+ }
+ WRITE(bits, b);
+ bits += stride;
+ }
+
+ fbFinishAccess (&pPixmap->drawable);
+}
+
+/*
+ * Verify that 'bits' repeats every 'len' bits
+ */
+static Bool
+fbBitsRepeat (FbBits bits, int len, int width)
+{
+ FbBits mask = FbBitsMask(0, len);
+ FbBits orig = bits & mask;
+ int i;
+
+ if (width > FB_UNIT)
+ width = FB_UNIT;
+ for (i = 0; i < width / len; i++)
+ {
+ if ((bits & mask) != orig)
+ return FALSE;
+ bits = FbScrLeft(bits,len);
+ }
+ return TRUE;
+}
+
+/*
+ * Check whether an entire bitmap line is a repetition of
+ * the first 'len' bits
+ */
+static Bool
+fbLineRepeat (FbBits *bits, int len, int width)
+{
+ FbBits first = bits[0];
+
+ if (!fbBitsRepeat (first, len, width))
+ return FALSE;
+ width = (width + FB_UNIT-1) >> FB_SHIFT;
+ bits++;
+ while (--width)
+ if (READ(bits) != first)
+ return FALSE;
+ return TRUE;
+}
+
+/*
+ * The even stipple code wants the first FB_UNIT/bpp bits on
+ * each scanline to represent the entire stipple
+ */
+static Bool
+fbCanEvenStipple (PixmapPtr pStipple, int bpp)
+{
+ int len = FB_UNIT / bpp;
+ FbBits *bits;
+ int stride;
+ int stip_bpp;
+ int stipXoff, stipYoff;
+ int h;
+
+ /* can't even stipple 24bpp drawables */
+ if ((bpp & (bpp-1)) != 0)
+ return FALSE;
+ /* make sure the stipple width is a multiple of the even stipple width */
+ if (pStipple->drawable.width % len != 0)
+ return FALSE;
+ fbGetDrawable (&pStipple->drawable, bits, stride, stip_bpp, stipXoff, stipYoff);
+ h = pStipple->drawable.height;
+ /* check to see that the stipple repeats horizontally */
+ while (h--)
+ {
+ if (!fbLineRepeat (bits, len, pStipple->drawable.width)) {
+ fbFinishAccess (&pStipple->drawable);
+ return FALSE;
+ }
+ bits += stride;
+ }
+ fbFinishAccess (&pStipple->drawable);
+ return TRUE;
+}
+
+void
+fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ FbBits mask;
+
+ /*
+ * if the client clip is different or moved OR the subwindowMode has
+ * changed OR the window's clip has changed since the last validation
+ * we need to recompute the composite clip
+ */
+
+ if ((changes & (GCClipXOrigin|GCClipYOrigin|GCClipMask|GCSubwindowMode)) ||
+ (pDrawable->serialNumber != (pGC->serialNumber & DRAWABLE_SERIAL_BITS))
+ )
+ {
+ miComputeCompositeClip (pGC, pDrawable);
+ }
+
+ if (pPriv->bpp != pDrawable->bitsPerPixel)
+ {
+ changes |= GCStipple|GCForeground|GCBackground|GCPlaneMask;
+ pPriv->bpp = pDrawable->bitsPerPixel;
+ }
+ if ((changes & GCTile) && fbGetRotatedPixmap(pGC))
+ {
+ (*pGC->pScreen->DestroyPixmap) (fbGetRotatedPixmap(pGC));
+ fbGetRotatedPixmap(pGC) = 0;
+ }
+
+ if (pGC->fillStyle == FillTiled)
+ {
+ PixmapPtr pOldTile, pNewTile;
+
+ pOldTile = pGC->tile.pixmap;
+ if (pOldTile->drawable.bitsPerPixel != pDrawable->bitsPerPixel)
+ {
+ pNewTile = fbGetRotatedPixmap(pGC);
+ if (!pNewTile || pNewTile ->drawable.bitsPerPixel != pDrawable->bitsPerPixel)
+ {
+ if (pNewTile)
+ (*pGC->pScreen->DestroyPixmap) (pNewTile);
+ pNewTile = fb24_32ReformatTile (pOldTile, pDrawable->bitsPerPixel);
+ }
+ if (pNewTile)
+ {
+ fbGetRotatedPixmap(pGC) = pOldTile;
+ pGC->tile.pixmap = pNewTile;
+ changes |= GCTile;
+ }
+ }
+ }
+ if (changes & GCTile)
+ {
+ if (!pGC->tileIsPixel &&
+ FbEvenTile (pGC->tile.pixmap->drawable.width *
+ pDrawable->bitsPerPixel))
+ fbPadPixmap (pGC->tile.pixmap);
+ }
+ if (changes & GCStipple)
+ {
+ pPriv->evenStipple = FALSE;
+
+ if (pGC->stipple) {
+
+ /* can we do an even stipple ?? */
+ if (FbEvenStip (pGC->stipple->drawable.width,
+ pDrawable->bitsPerPixel) &&
+ (fbCanEvenStipple (pGC->stipple, pDrawable->bitsPerPixel)))
+ pPriv->evenStipple = TRUE;
+
+ if (pGC->stipple->drawable.width * pDrawable->bitsPerPixel < FB_UNIT)
+ fbPadPixmap (pGC->stipple);
+ }
+ }
+ /*
+ * Recompute reduced rop values
+ */
+ if (changes & (GCForeground|GCBackground|GCPlaneMask|GCFunction))
+ {
+ int s;
+ FbBits depthMask;
+
+ mask = FbFullMask(pDrawable->bitsPerPixel);
+ depthMask = FbFullMask(pDrawable->depth);
+
+ pPriv->fg = pGC->fgPixel & mask;
+ pPriv->bg = pGC->bgPixel & mask;
+
+ if ((pGC->planemask & depthMask) == depthMask)
+ pPriv->pm = mask;
+ else
+ pPriv->pm = pGC->planemask & mask;
+
+ s = pDrawable->bitsPerPixel;
+ while (s < FB_UNIT)
+ {
+ pPriv->fg |= pPriv->fg << s;
+ pPriv->bg |= pPriv->bg << s;
+ pPriv->pm |= pPriv->pm << s;
+ s <<= 1;
+ }
+ pPriv->and = fbAnd(pGC->alu, pPriv->fg, pPriv->pm);
+ pPriv->xor = fbXor(pGC->alu, pPriv->fg, pPriv->pm);
+ pPriv->bgand = fbAnd(pGC->alu, pPriv->bg, pPriv->pm);
+ pPriv->bgxor = fbXor(pGC->alu, pPriv->bg, pPriv->pm);
+ }
+ if (changes & GCDashList)
+ {
+ unsigned short n = pGC->numInDashList;
+ unsigned char *dash = pGC->dash;
+ unsigned int dashLength = 0;
+
+ while (n--)
+ dashLength += (unsigned int ) *dash++;
+ pPriv->dashLength = dashLength;
+ }
+}
diff --git a/xorg-server/fb/fbgetsp.c b/xorg-server/fb/fbgetsp.c index bf9f51eb4..5c8396ac2 100644 --- a/xorg-server/fb/fbgetsp.c +++ b/xorg-server/fb/fbgetsp.c @@ -1,85 +1,85 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -void -fbGetSpans(DrawablePtr pDrawable, - int wMax, - DDXPointPtr ppt, - int *pwidth, - int nspans, - char *pchardstStart) -{ - FbBits *src, *dst; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - int xoff; - - /* - * XFree86 DDX empties the root borderClip when the VT is - * switched away; this checks for that case - */ - if (!fbDrawableEnabled(pDrawable)) - return; - - if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth)) - { - fb24_32GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pchardstStart); - return; - } - - fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - - while (nspans--) - { - xoff = (int) (((long) pchardstStart) & (FB_MASK >> 3)); - dst = (FbBits *) (pchardstStart - xoff); - xoff <<= 3; - fbBlt (src + (ppt->y + srcYoff) * srcStride, srcStride, - (ppt->x + srcXoff) * srcBpp, - - dst, - 1, - xoff, - - *pwidth * srcBpp, - 1, - - GXcopy, - FB_ALLONES, - srcBpp, - - FALSE, - FALSE); - pchardstStart += PixmapBytePad(*pwidth, pDrawable->depth); - ppt++; - pwidth++; - } - - fbFinishAccess (pDrawable); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbGetSpans(DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pchardstStart)
+{
+ FbBits *src, *dst;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ int xoff;
+
+ /*
+ * XFree86 DDX empties the root borderClip when the VT is
+ * switched away; this checks for that case
+ */
+ if (!fbDrawableEnabled(pDrawable))
+ return;
+
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ fb24_32GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pchardstStart);
+ return;
+ }
+
+ fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+
+ while (nspans--)
+ {
+ xoff = (int) (((long) pchardstStart) & (FB_MASK >> 3));
+ dst = (FbBits *) (pchardstStart - xoff);
+ xoff <<= 3;
+ fbBlt (src + (ppt->y + srcYoff) * srcStride, srcStride,
+ (ppt->x + srcXoff) * srcBpp,
+
+ dst,
+ 1,
+ xoff,
+
+ *pwidth * srcBpp,
+ 1,
+
+ GXcopy,
+ FB_ALLONES,
+ srcBpp,
+
+ FALSE,
+ FALSE);
+ pchardstStart += PixmapBytePad(*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbglyph.c b/xorg-server/fb/fbglyph.c index 643cf909f..879ef4223 100644 --- a/xorg-server/fb/fbglyph.c +++ b/xorg-server/fb/fbglyph.c @@ -1,461 +1,461 @@ -/* - * - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" -#include <X11/fonts/fontstruct.h> -#include "dixfontstr.h" - -Bool -fbGlyphIn (RegionPtr pRegion, - int x, - int y, - int width, - int height) -{ - BoxRec box; - BoxPtr pExtents = RegionExtents(pRegion); - - /* - * Check extents by hand to avoid 16 bit overflows - */ - if (x < (int) pExtents->x1) - return FALSE; - if ((int) pExtents->x2 < x + width) - return FALSE; - if (y < (int) pExtents->y1) - return FALSE; - if ((int) pExtents->y2 < y + height) - return FALSE; - box.x1 = x; - box.x2 = x + width; - box.y1 = y; - box.y2 = y + height; - return RegionContainsRect(pRegion, &box) == rgnIN; -} - - -#define WRITE1(d,n,fg) WRITE((d) + (n), (CARD8) fg) -#define WRITE2(d,n,fg) WRITE((CARD16 *) &(d[n]), (CARD16) fg) -#define WRITE4(d,n,fg) WRITE((CARD32 *) &(d[n]), (CARD32) fg) -#if FB_UNIT == 6 && IMAGE_BYTE_ORDER == LSBFirst -#define WRITE8(d) WRITE((FbBits *) &(d[0]), fg) -#else -#define WRITE8(d) WRITE4(d,0,_ABCA), WRITE4(d,4,_BCAB) -#endif - -/* - * This is a bit tricky, but it's brief. Write 12 bytes worth - * of dest, which is four pixels, at a time. This gives constant - * code for each pattern as they're always aligned the same - * - * a b c d a b c d a b c d bytes - * A B C A B C A B C A B C pixels - * - * f0 f1 f2 - * A B C A B C A B C A B C pixels LSB - * C A B C A B C A B C A B pixels MSB - * - * LSB MSB - * A f0 f1 - * B f1 f2 - * C f2 f0 - * A B f0 f2 - * B C f1 f0 - * C A f2 f1 - * A B C A f0 f1 - * B C A B f1 f2 - * C A B C f2 f0 - */ - -#undef _A -#undef _B -#undef _C -#undef _AB -#undef _BC -#undef _CA -#undef _ABCA -#undef _BCAB -#undef _CABC - -#if IMAGE_BYTE_ORDER == MSBFirst -#define _A f1 -#define _B f2 -#define _C f0 -#define _AB f2 -#define _BC f0 -#define _CA f1 -#define _ABCA f1 -#define _BCAB f2 -#define _CABC f0 -#define CASE(a,b,c,d) ((a << 3) | (b << 2) | (c << 1) | d) -#else -#define _A f0 -#define _B f1 -#define _C f2 -#define _AB f0 -#define _BC f1 -#define _CA f2 -#define _ABCA f0 -#define _BCAB f1 -#define _CABC f2 -#define CASE(a,b,c,d) (a | (b << 1) | (c << 2) | (d << 3)) -#endif - -void -fbGlyph24 (FbBits *dstBits, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int x, - int height) -{ - int lshift; - FbStip bits; - CARD8 *dstLine; - CARD8 *dst; - FbStip f0, f1, f2; - int n; - int shift; - - f0 = fg; - f1 = FbRot24(f0,16); - f2 = FbRot24(f0,8); - - dstLine = (CARD8 *) dstBits; - dstLine += (x & ~3) * 3; - dstStride *= (sizeof (FbBits) / sizeof (CARD8)); - shift = x & 3; - lshift = 4 - shift; - while (height--) - { - bits = READ(stipple++); - n = lshift; - dst = dstLine; - while (bits) - { - switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) { - case CASE(0,0,0,0): - break; - case CASE(1,0,0,0): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - break; - case CASE(0,1,0,0): - WRITE1(dst,3,_A); - WRITE2(dst,4,_BC); - break; - case CASE(1,1,0,0): - WRITE4(dst,0,_ABCA); - WRITE2(dst,4,_BC); - break; - case CASE(0,0,1,0): - WRITE2(dst,6,_AB); - WRITE1(dst,8,_C); - break; - case CASE(1,0,1,0): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE2(dst,6,_AB); - WRITE1(dst,8,_C); - break; - case CASE(0,1,1,0): - WRITE1(dst,3,_A); - WRITE4(dst,4,_BCAB); - WRITE1(dst,8,_C); - break; - case CASE(1,1,1,0): - WRITE8(dst); - WRITE1(dst,8,_C); - break; - case CASE(0,0,0,1): - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(1,0,0,1): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(0,1,0,1): - WRITE1(dst,3,_A); - WRITE2(dst,4,_BC); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(1,1,0,1): - WRITE4(dst,0,_ABCA); - WRITE2(dst,4,_BC); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(0,0,1,1): - WRITE2(dst,6,_AB); - WRITE4(dst,8,_CABC); - break; - case CASE(1,0,1,1): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE2(dst,6,_AB); - WRITE4(dst,8,_CABC); - break; - case CASE(0,1,1,1): - WRITE1(dst,3,_A); - WRITE4(dst,4,_BCAB); - WRITE4(dst,8,_CABC); - break; - case CASE(1,1,1,1): - WRITE8(dst); - WRITE4(dst,8,_CABC); - break; - } - bits = FbStipLeft (bits, n); - n = 4; - dst += 12; - } - dstLine += dstStride; - } -} - -void -fbPolyGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - CharInfoPtr pci; - unsigned char *pglyph; /* pointer bits in glyph */ - int gx, gy; - int gWidth, gHeight; /* width and height of glyph */ - FbStride gStride; /* stride of glyph */ - void (*glyph) (FbBits *, - FbStride, - int, - FbStip *, - FbBits, - int, - int); - FbBits *dst = 0; - FbStride dstStride = 0; - int dstBpp = 0; - int dstXoff = 0, dstYoff = 0; - - glyph = 0; - if (pGC->fillStyle == FillSolid && pPriv->and == 0) - { - dstBpp = pDrawable->bitsPerPixel; - switch (dstBpp) { - case 8: glyph = fbGlyph8; break; - case 16: glyph = fbGlyph16; break; - case 24: glyph = fbGlyph24; break; - case 32: glyph = fbGlyph32; break; - } - } - x += pDrawable->x; - y += pDrawable->y; - - while (nglyph--) - { - pci = *ppci++; - pglyph = FONTGLYPHBITS(pglyphBase, pci); - gWidth = GLYPHWIDTHPIXELS(pci); - gHeight = GLYPHHEIGHTPIXELS(pci); - if (gWidth && gHeight) - { - gx = x + pci->metrics.leftSideBearing; - gy = y - pci->metrics.ascent; - if (glyph && gWidth <= sizeof (FbStip) * 8 && - fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight)) - { - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - (*glyph) (dst + (gy + dstYoff) * dstStride, - dstStride, - dstBpp, - (FbStip *) pglyph, - pPriv->xor, - gx + dstXoff, - gHeight); - fbFinishAccess (pDrawable); - } - else - { - gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip); - fbPushImage (pDrawable, - pGC, - - (FbStip *) pglyph, - gStride, - 0, - - gx, - gy, - gWidth, gHeight); - } - } - x += pci->metrics.characterWidth; - } -} - - -void -fbImageGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppciInit, - pointer pglyphBase) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - CharInfoPtr *ppci; - CharInfoPtr pci; - unsigned char *pglyph; /* pointer bits in glyph */ - int gWidth, gHeight; /* width and height of glyph */ - FbStride gStride; /* stride of glyph */ - Bool opaque; - int n; - int gx, gy; - void (*glyph) (FbBits *, - FbStride, - int, - FbStip *, - FbBits, - int, - int); - FbBits *dst = 0; - FbStride dstStride = 0; - int dstBpp = 0; - int dstXoff = 0, dstYoff = 0; - - glyph = 0; - if (pPriv->and == 0) - { - dstBpp = pDrawable->bitsPerPixel; - switch (dstBpp) { - case 8: glyph = fbGlyph8; break; - case 16: glyph = fbGlyph16; break; - case 24: glyph = fbGlyph24; break; - case 32: glyph = fbGlyph32; break; - } - } - - x += pDrawable->x; - y += pDrawable->y; - - if (TERMINALFONT (pGC->font) - && !glyph - ) - { - opaque = TRUE; - } - else - { - int xBack, widthBack; - int yBack, heightBack; - - ppci = ppciInit; - n = nglyph; - widthBack = 0; - while (n--) - widthBack += (*ppci++)->metrics.characterWidth; - - xBack = x; - if (widthBack < 0) - { - xBack += widthBack; - widthBack = -widthBack; - } - yBack = y - FONTASCENT(pGC->font); - heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font); - fbSolidBoxClipped (pDrawable, - fbGetCompositeClip(pGC), - xBack, - yBack, - xBack + widthBack, - yBack + heightBack, - fbAnd(GXcopy,pPriv->bg,pPriv->pm), - fbXor(GXcopy,pPriv->bg,pPriv->pm)); - opaque = FALSE; - } - - ppci = ppciInit; - while (nglyph--) - { - pci = *ppci++; - pglyph = FONTGLYPHBITS(pglyphBase, pci); - gWidth = GLYPHWIDTHPIXELS(pci); - gHeight = GLYPHHEIGHTPIXELS(pci); - if (gWidth && gHeight) - { - gx = x + pci->metrics.leftSideBearing; - gy = y - pci->metrics.ascent; - if (glyph && gWidth <= sizeof (FbStip) * 8 && - fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight)) - { - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - (*glyph) (dst + (gy + dstYoff) * dstStride, - dstStride, - dstBpp, - (FbStip *) pglyph, - pPriv->fg, - gx + dstXoff, - gHeight); - fbFinishAccess (pDrawable); - } - else - { - gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip); - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - pPriv->fg, - pPriv->bg, - pPriv->pm, - GXcopy, - opaque, - - gx, - gy, - gWidth, gHeight, - - (FbStip *) pglyph, - gStride, - 0); - } - } - x += pci->metrics.characterWidth; - } -} +/*
+ *
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include <X11/fonts/fontstruct.h>
+#include "dixfontstr.h"
+
+Bool
+fbGlyphIn (RegionPtr pRegion,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ BoxRec box;
+ BoxPtr pExtents = RegionExtents(pRegion);
+
+ /*
+ * Check extents by hand to avoid 16 bit overflows
+ */
+ if (x < (int) pExtents->x1)
+ return FALSE;
+ if ((int) pExtents->x2 < x + width)
+ return FALSE;
+ if (y < (int) pExtents->y1)
+ return FALSE;
+ if ((int) pExtents->y2 < y + height)
+ return FALSE;
+ box.x1 = x;
+ box.x2 = x + width;
+ box.y1 = y;
+ box.y2 = y + height;
+ return RegionContainsRect(pRegion, &box) == rgnIN;
+}
+
+
+#define WRITE1(d,n,fg) WRITE((d) + (n), (CARD8) fg)
+#define WRITE2(d,n,fg) WRITE((CARD16 *) &(d[n]), (CARD16) fg)
+#define WRITE4(d,n,fg) WRITE((CARD32 *) &(d[n]), (CARD32) fg)
+#if FB_UNIT == 6 && IMAGE_BYTE_ORDER == LSBFirst
+#define WRITE8(d) WRITE((FbBits *) &(d[0]), fg)
+#else
+#define WRITE8(d) WRITE4(d,0,_ABCA), WRITE4(d,4,_BCAB)
+#endif
+
+/*
+ * This is a bit tricky, but it's brief. Write 12 bytes worth
+ * of dest, which is four pixels, at a time. This gives constant
+ * code for each pattern as they're always aligned the same
+ *
+ * a b c d a b c d a b c d bytes
+ * A B C A B C A B C A B C pixels
+ *
+ * f0 f1 f2
+ * A B C A B C A B C A B C pixels LSB
+ * C A B C A B C A B C A B pixels MSB
+ *
+ * LSB MSB
+ * A f0 f1
+ * B f1 f2
+ * C f2 f0
+ * A B f0 f2
+ * B C f1 f0
+ * C A f2 f1
+ * A B C A f0 f1
+ * B C A B f1 f2
+ * C A B C f2 f0
+ */
+
+#undef _A
+#undef _B
+#undef _C
+#undef _AB
+#undef _BC
+#undef _CA
+#undef _ABCA
+#undef _BCAB
+#undef _CABC
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define _A f1
+#define _B f2
+#define _C f0
+#define _AB f2
+#define _BC f0
+#define _CA f1
+#define _ABCA f1
+#define _BCAB f2
+#define _CABC f0
+#define CASE(a,b,c,d) ((a << 3) | (b << 2) | (c << 1) | d)
+#else
+#define _A f0
+#define _B f1
+#define _C f2
+#define _AB f0
+#define _BC f1
+#define _CA f2
+#define _ABCA f0
+#define _BCAB f1
+#define _CABC f2
+#define CASE(a,b,c,d) (a | (b << 1) | (c << 2) | (d << 3))
+#endif
+
+void
+fbGlyph24 (FbBits *dstBits,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int x,
+ int height)
+{
+ int lshift;
+ FbStip bits;
+ CARD8 *dstLine;
+ CARD8 *dst;
+ FbStip f0, f1, f2;
+ int n;
+ int shift;
+
+ f0 = fg;
+ f1 = FbRot24(f0,16);
+ f2 = FbRot24(f0,8);
+
+ dstLine = (CARD8 *) dstBits;
+ dstLine += (x & ~3) * 3;
+ dstStride *= (sizeof (FbBits) / sizeof (CARD8));
+ shift = x & 3;
+ lshift = 4 - shift;
+ while (height--)
+ {
+ bits = READ(stipple++);
+ n = lshift;
+ dst = dstLine;
+ while (bits)
+ {
+ switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) {
+ case CASE(0,0,0,0):
+ break;
+ case CASE(1,0,0,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+ break;
+ case CASE(0,1,0,0):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(1,1,0,0):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(0,0,1,0):
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,0,1,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,1,1,0):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,1,1,0):
+ WRITE8(dst);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,0,0,1):
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,0,0,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,1,0,1):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,1,0,1):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,0,1,1):
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,0,1,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(0,1,1,1):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,1,1,1):
+ WRITE8(dst);
+ WRITE4(dst,8,_CABC);
+ break;
+ }
+ bits = FbStipLeft (bits, n);
+ n = 4;
+ dst += 12;
+ }
+ dstLine += dstStride;
+ }
+}
+
+void
+fbPolyGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gx, gy;
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pGC->fillStyle == FillSolid && pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+ case 24: glyph = fbGlyph24; break;
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->xor,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPushImage (pDrawable,
+ pGC,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0,
+
+ gx,
+ gy,
+ gWidth, gHeight);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
+
+
+void
+fbImageGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppciInit,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ CharInfoPtr *ppci;
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+ Bool opaque;
+ int n;
+ int gx, gy;
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+ case 24: glyph = fbGlyph24; break;
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ if (TERMINALFONT (pGC->font)
+ && !glyph
+ )
+ {
+ opaque = TRUE;
+ }
+ else
+ {
+ int xBack, widthBack;
+ int yBack, heightBack;
+
+ ppci = ppciInit;
+ n = nglyph;
+ widthBack = 0;
+ while (n--)
+ widthBack += (*ppci++)->metrics.characterWidth;
+
+ xBack = x;
+ if (widthBack < 0)
+ {
+ xBack += widthBack;
+ widthBack = -widthBack;
+ }
+ yBack = y - FONTASCENT(pGC->font);
+ heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
+ fbSolidBoxClipped (pDrawable,
+ fbGetCompositeClip(pGC),
+ xBack,
+ yBack,
+ xBack + widthBack,
+ yBack + heightBack,
+ fbAnd(GXcopy,pPriv->bg,pPriv->pm),
+ fbXor(GXcopy,pPriv->bg,pPriv->pm));
+ opaque = FALSE;
+ }
+
+ ppci = ppciInit;
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->fg,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ GXcopy,
+ opaque,
+
+ gx,
+ gy,
+ gWidth, gHeight,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
diff --git a/xorg-server/fb/fbimage.c b/xorg-server/fb/fbimage.c index 63978cc3b..5cbc56d2b 100644 --- a/xorg-server/fb/fbimage.c +++ b/xorg-server/fb/fbimage.c @@ -1,364 +1,364 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <string.h> - -#include "fb.h" - -void -fbPutImage (DrawablePtr pDrawable, - GCPtr pGC, - int depth, - int x, - int y, - int w, - int h, - int leftPad, - int format, - char *pImage) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - unsigned long i; - FbStride srcStride; - FbStip *src = (FbStip *) pImage; - - x += pDrawable->x; - y += pDrawable->y; - - switch (format) - { - case XYBitmap: - srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip); - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - pPriv->fg, - pPriv->bg, - pPriv->pm, - pGC->alu, - TRUE, - x, y, w, h, - src, - srcStride, - leftPad); - break; - case XYPixmap: - srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip); - for (i = (unsigned long)1 << (pDrawable->depth - 1); i; i >>= 1) - { - if (i & pGC->planemask) - { - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - FB_ALLONES, - 0, - fbReplicatePixel (i, pDrawable->bitsPerPixel), - pGC->alu, - TRUE, - x, y, w, h, - src, - srcStride, - leftPad); - src += srcStride * h; - } - } - break; - case ZPixmap: - if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth)) - { - srcStride = PixmapBytePad(w, pDrawable->depth); - fb24_32PutZImage (pDrawable, - fbGetCompositeClip(pGC), - pGC->alu, - (FbBits) pGC->planemask, - x, y, w, h, - (CARD8 *) pImage, - srcStride); - } - else - { - srcStride = PixmapBytePad(w, pDrawable->depth) / sizeof (FbStip); - fbPutZImage (pDrawable, - fbGetCompositeClip(pGC), - pGC->alu, - pPriv->pm, - x, y, w, h, - src, srcStride); - } - } -} - -void -fbPutZImage (DrawablePtr pDrawable, - RegionPtr pClip, - int alu, - FbBits pm, - int x, - int y, - int width, - int height, - FbStip *src, - FbStride srcStride) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - int nbox; - BoxPtr pbox; - int x1, y1, x2, y2; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - for (nbox = RegionNumRects (pClip), - pbox = RegionRects(pClip); - nbox--; - pbox++) - { - x1 = x; - y1 = y; - x2 = x + width; - y2 = y + height; - if (x1 < pbox->x1) - x1 = pbox->x1; - if (y1 < pbox->y1) - y1 = pbox->y1; - if (x2 > pbox->x2) - x2 = pbox->x2; - if (y2 > pbox->y2) - y2 = pbox->y2; - if (x1 >= x2 || y1 >= y2) - continue; - fbBltStip (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) * dstBpp, - - dst + (y1 + dstYoff) * dstStride, - dstStride, - (x1 + dstXoff) * dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - alu, - pm, - dstBpp); - } - - fbFinishAccess (pDrawable); -} - -void -fbPutXYImage (DrawablePtr pDrawable, - RegionPtr pClip, - FbBits fg, - FbBits bg, - FbBits pm, - int alu, - Bool opaque, - - int x, - int y, - int width, - int height, - - FbStip *src, - FbStride srcStride, - int srcX) -{ - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - int nbox; - BoxPtr pbox; - int x1, y1, x2, y2; - FbBits fgand = 0, fgxor = 0, bgand = 0, bgxor = 0; - - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - if (dstBpp == 1) - { - if (opaque) - alu = FbOpaqueStipple1Rop(alu,fg,bg); - else - alu = FbStipple1Rop(alu,fg); - } - else - { - fgand = fbAnd(alu,fg,pm); - fgxor = fbXor(alu,fg,pm); - if (opaque) - { - bgand = fbAnd(alu,bg,pm); - bgxor = fbXor(alu,bg,pm); - } - else - { - bgand = fbAnd(GXnoop,(FbBits)0,FB_ALLONES); - bgxor = fbXor(GXnoop,(FbBits)0,FB_ALLONES); - } - } - - for (nbox = RegionNumRects (pClip), - pbox = RegionRects(pClip); - nbox--; - pbox++) - { - x1 = x; - y1 = y; - x2 = x + width; - y2 = y + height; - if (x1 < pbox->x1) - x1 = pbox->x1; - if (y1 < pbox->y1) - y1 = pbox->y1; - if (x2 > pbox->x2) - x2 = pbox->x2; - if (y2 > pbox->y2) - y2 = pbox->y2; - if (x1 >= x2 || y1 >= y2) - continue; - if (dstBpp == 1) - { - fbBltStip (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) + srcX, - - (FbStip *) (dst + (y1 + dstYoff) * dstStride), - FbBitsStrideToStipStride(dstStride), - (x1 + dstXoff) * dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - alu, - pm, - dstBpp); - } - else - { - fbBltOne (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) + srcX, - - dst + (y1 + dstYoff) * dstStride, - dstStride, - (x1 + dstXoff) * dstBpp, - dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - fgand, fgxor, bgand, bgxor); - } - } - - fbFinishAccess (pDrawable); -} - -void -fbGetImage (DrawablePtr pDrawable, - int x, - int y, - int w, - int h, - unsigned int format, - unsigned long planeMask, - char *d) -{ - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - FbStip *dst; - FbStride dstStride; - - /* - * XFree86 DDX empties the root borderClip when the VT is - * switched away; this checks for that case - */ - if (!fbDrawableEnabled(pDrawable)) - return; - - if (format == ZPixmap && - pDrawable->bitsPerPixel != BitsPerPixel (pDrawable->depth)) - { - fb24_32GetImage (pDrawable, x, y, w, h, format, planeMask, d); - return; - } - - fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - - x += pDrawable->x; - y += pDrawable->y; - - dst = (FbStip *) d; - if (format == ZPixmap || srcBpp == 1) - { - FbBits pm; - - pm = fbReplicatePixel (planeMask, srcBpp); - dstStride = PixmapBytePad(w, pDrawable->depth); - if (pm != FB_ALLONES) - memset (d, 0, dstStride * h); - dstStride /= sizeof (FbStip); - fbBltStip ((FbStip *) (src + (y + srcYoff) * srcStride), - FbBitsStrideToStipStride(srcStride), - (x + srcXoff) * srcBpp, - - dst, - dstStride, - 0, - - w * srcBpp, h, - - GXcopy, - pm, - srcBpp); - } - else - { - dstStride = BitmapBytePad(w) / sizeof (FbStip); - fbBltPlane (src + (y + srcYoff) * srcStride, - srcStride, - (x + srcXoff) * srcBpp, - srcBpp, - - dst, - dstStride, - 0, - - w * srcBpp, h, - - fbAndStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES), - fbXorStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES), - fbAndStip(GXcopy,0,FB_STIP_ALLONES), - fbXorStip(GXcopy,0,FB_STIP_ALLONES), - planeMask); - } - - fbFinishAccess (pDrawable); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "fb.h"
+
+void
+fbPutImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ unsigned long i;
+ FbStride srcStride;
+ FbStip *src = (FbStip *) pImage;
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ switch (format)
+ {
+ case XYBitmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ break;
+ case XYPixmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ for (i = (unsigned long)1 << (pDrawable->depth - 1); i; i >>= 1)
+ {
+ if (i & pGC->planemask)
+ {
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ FB_ALLONES,
+ 0,
+ fbReplicatePixel (i, pDrawable->bitsPerPixel),
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ src += srcStride * h;
+ }
+ }
+ break;
+ case ZPixmap:
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth);
+ fb24_32PutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ (FbBits) pGC->planemask,
+ x, y, w, h,
+ (CARD8 *) pImage,
+ srcStride);
+ }
+ else
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth) / sizeof (FbStip);
+ fbPutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ pPriv->pm,
+ x, y, w, h,
+ src, srcStride);
+ }
+ }
+}
+
+void
+fbPutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ FbStip *src,
+ FbStride srcStride)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ for (nbox = RegionNumRects (pClip),
+ pbox = RegionRects(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) * dstBpp,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbPutXYImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ FbBits fg,
+ FbBits bg,
+ FbBits pm,
+ int alu,
+ Bool opaque,
+
+ int x,
+ int y,
+ int width,
+ int height,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+ FbBits fgand = 0, fgxor = 0, bgand = 0, bgxor = 0;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ if (dstBpp == 1)
+ {
+ if (opaque)
+ alu = FbOpaqueStipple1Rop(alu,fg,bg);
+ else
+ alu = FbStipple1Rop(alu,fg);
+ }
+ else
+ {
+ fgand = fbAnd(alu,fg,pm);
+ fgxor = fbXor(alu,fg,pm);
+ if (opaque)
+ {
+ bgand = fbAnd(alu,bg,pm);
+ bgxor = fbXor(alu,bg,pm);
+ }
+ else
+ {
+ bgand = fbAnd(GXnoop,(FbBits)0,FB_ALLONES);
+ bgxor = fbXor(GXnoop,(FbBits)0,FB_ALLONES);
+ }
+ }
+
+ for (nbox = RegionNumRects (pClip),
+ pbox = RegionRects(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ if (dstBpp == 1)
+ {
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ (FbStip *) (dst + (y1 + dstYoff) * dstStride),
+ FbBitsStrideToStipStride(dstStride),
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+ else
+ {
+ fbBltOne (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ fgand, fgxor, bgand, bgxor);
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbGetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d)
+{
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbStip *dst;
+ FbStride dstStride;
+
+ /*
+ * XFree86 DDX empties the root borderClip when the VT is
+ * switched away; this checks for that case
+ */
+ if (!fbDrawableEnabled(pDrawable))
+ return;
+
+ if (format == ZPixmap &&
+ pDrawable->bitsPerPixel != BitsPerPixel (pDrawable->depth))
+ {
+ fb24_32GetImage (pDrawable, x, y, w, h, format, planeMask, d);
+ return;
+ }
+
+ fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ dst = (FbStip *) d;
+ if (format == ZPixmap || srcBpp == 1)
+ {
+ FbBits pm;
+
+ pm = fbReplicatePixel (planeMask, srcBpp);
+ dstStride = PixmapBytePad(w, pDrawable->depth);
+ if (pm != FB_ALLONES)
+ memset (d, 0, dstStride * h);
+ dstStride /= sizeof (FbStip);
+ fbBltStip ((FbStip *) (src + (y + srcYoff) * srcStride),
+ FbBitsStrideToStipStride(srcStride),
+ (x + srcXoff) * srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ GXcopy,
+ pm,
+ srcBpp);
+ }
+ else
+ {
+ dstStride = BitmapBytePad(w) / sizeof (FbStip);
+ fbBltPlane (src + (y + srcYoff) * srcStride,
+ srcStride,
+ (x + srcXoff) * srcBpp,
+ srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ fbAndStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbAndStip(GXcopy,0,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,0,FB_STIP_ALLONES),
+ planeMask);
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbline.c b/xorg-server/fb/fbline.c index e290bf886..33a25f7f5 100644 --- a/xorg-server/fb/fbline.c +++ b/xorg-server/fb/fbline.c @@ -1,167 +1,167 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -void -fbZeroLine (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ppt) -{ - int x1, y1, x2, y2; - int x, y; - int dashOffset; - - x = pDrawable->x; - y = pDrawable->y; - x1 = ppt->x; - y1 = ppt->y; - dashOffset = pGC->dashOffset; - while (--npt) - { - ++ppt; - x2 = ppt->x; - y2 = ppt->y; - if (mode == CoordModePrevious) - { - x2 += x1; - y2 += y1; - } - fbSegment (pDrawable, pGC, x1 + x, y1 + y, - x2 + x, y2 + y, - npt == 1 && pGC->capStyle != CapNotLast, - &dashOffset); - x1 = x2; - y1 = y2; - } -} - -void -fbZeroSegment (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pSegs) -{ - int dashOffset; - int x, y; - Bool drawLast = pGC->capStyle != CapNotLast; - - x = pDrawable->x; - y = pDrawable->y; - while (nseg--) - { - dashOffset = pGC->dashOffset; - fbSegment (pDrawable, pGC, - pSegs->x1 + x, pSegs->y1 + y, - pSegs->x2 + x, pSegs->y2 + y, - drawLast, - &dashOffset); - pSegs++; - } -} - -void -fbFixCoordModePrevious (int npt, - DDXPointPtr ppt) -{ - int x, y; - - x = ppt->x; - y = ppt->y; - npt--; - while (npt--) - { - ppt++; - x = (ppt->x += x); - y = (ppt->y += y); - } -} - -void -fbPolyLine (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int npt, - DDXPointPtr ppt) -{ - void (*line) (DrawablePtr, GCPtr, int mode, int npt, DDXPointPtr ppt); - - if (pGC->lineWidth == 0) - { - line = fbZeroLine; - if (pGC->fillStyle == FillSolid && - pGC->lineStyle == LineSolid && - RegionNumRects (fbGetCompositeClip(pGC)) == 1) - { - switch (pDrawable->bitsPerPixel) { - case 8: line = fbPolyline8; break; - case 16: line = fbPolyline16; break; - case 24: line = fbPolyline24; break; - case 32: line = fbPolyline32; break; - } - } - } - else - { - if (pGC->lineStyle != LineSolid) - line = miWideDash; - else - line = miWideLine; - } - (*line) (pDrawable, pGC, mode, npt, ppt); -} - -void -fbPolySegment (DrawablePtr pDrawable, - GCPtr pGC, - int nseg, - xSegment *pseg) -{ - void (*seg) (DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment *pseg); - - if (pGC->lineWidth == 0) - { - seg = fbZeroSegment; - if (pGC->fillStyle == FillSolid && - pGC->lineStyle == LineSolid && - RegionNumRects (fbGetCompositeClip(pGC)) == 1) - { - switch (pDrawable->bitsPerPixel) { - case 8: seg = fbPolySegment8; break; - case 16: seg = fbPolySegment16; break; - case 24: seg = fbPolySegment24; break; - case 32: seg = fbPolySegment32; break; - } - } - } - else - { - seg = miPolySegment; - } - (*seg) (pDrawable, pGC, nseg, pseg); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbZeroLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ int x1, y1, x2, y2;
+ int x, y;
+ int dashOffset;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ x1 = ppt->x;
+ y1 = ppt->y;
+ dashOffset = pGC->dashOffset;
+ while (--npt)
+ {
+ ++ppt;
+ x2 = ppt->x;
+ y2 = ppt->y;
+ if (mode == CoordModePrevious)
+ {
+ x2 += x1;
+ y2 += y1;
+ }
+ fbSegment (pDrawable, pGC, x1 + x, y1 + y,
+ x2 + x, y2 + y,
+ npt == 1 && pGC->capStyle != CapNotLast,
+ &dashOffset);
+ x1 = x2;
+ y1 = y2;
+ }
+}
+
+void
+fbZeroSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSegs)
+{
+ int dashOffset;
+ int x, y;
+ Bool drawLast = pGC->capStyle != CapNotLast;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ while (nseg--)
+ {
+ dashOffset = pGC->dashOffset;
+ fbSegment (pDrawable, pGC,
+ pSegs->x1 + x, pSegs->y1 + y,
+ pSegs->x2 + x, pSegs->y2 + y,
+ drawLast,
+ &dashOffset);
+ pSegs++;
+ }
+}
+
+void
+fbFixCoordModePrevious (int npt,
+ DDXPointPtr ppt)
+{
+ int x, y;
+
+ x = ppt->x;
+ y = ppt->y;
+ npt--;
+ while (npt--)
+ {
+ ppt++;
+ x = (ppt->x += x);
+ y = (ppt->y += y);
+ }
+}
+
+void
+fbPolyLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ void (*line) (DrawablePtr, GCPtr, int mode, int npt, DDXPointPtr ppt);
+
+ if (pGC->lineWidth == 0)
+ {
+ line = fbZeroLine;
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ RegionNumRects (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: line = fbPolyline8; break;
+ case 16: line = fbPolyline16; break;
+ case 24: line = fbPolyline24; break;
+ case 32: line = fbPolyline32; break;
+ }
+ }
+ }
+ else
+ {
+ if (pGC->lineStyle != LineSolid)
+ line = miWideDash;
+ else
+ line = miWideLine;
+ }
+ (*line) (pDrawable, pGC, mode, npt, ppt);
+}
+
+void
+fbPolySegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg)
+{
+ void (*seg) (DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment *pseg);
+
+ if (pGC->lineWidth == 0)
+ {
+ seg = fbZeroSegment;
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ RegionNumRects (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: seg = fbPolySegment8; break;
+ case 16: seg = fbPolySegment16; break;
+ case 24: seg = fbPolySegment24; break;
+ case 32: seg = fbPolySegment32; break;
+ }
+ }
+ }
+ else
+ {
+ seg = miPolySegment;
+ }
+ (*seg) (pDrawable, pGC, nseg, pseg);
+}
diff --git a/xorg-server/fb/fboverlay.c b/xorg-server/fb/fboverlay.c index 255cc23c1..a241cf01f 100644 --- a/xorg-server/fb/fboverlay.c +++ b/xorg-server/fb/fboverlay.c @@ -1,429 +1,429 @@ -/* - * - * Copyright © 2000 SuSE, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of SuSE not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. SuSE makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - * - * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE - * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * - * Author: Keith Packard, SuSE, Inc. - */ - - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" -#include "fboverlay.h" -#include "shmint.h" - -static DevPrivateKeyRec fbOverlayScreenPrivateKeyRec; -#define fbOverlayScreenPrivateKey (&fbOverlayScreenPrivateKeyRec) - -DevPrivateKey fbOverlayGetScreenPrivateKey(void) -{ - return fbOverlayScreenPrivateKey; -} - -/* - * Replace this if you want something supporting - * multiple overlays with the same depth - */ -Bool -fbOverlayCreateWindow(WindowPtr pWin) -{ - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen); - int i; - PixmapPtr pPixmap; - - if (pWin->drawable.class != InputOutput) - return TRUE; - - if (pWin->drawable.bitsPerPixel == 32) - pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp; - - for (i = 0; i < pScrPriv->nlayers; i++) - { - pPixmap = pScrPriv->layer[i].u.run.pixmap; - if (pWin->drawable.depth == pPixmap->drawable.depth) - { - dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), pPixmap); - /* - * Make sure layer keys are written correctly by - * having non-root layers set to full while the - * root layer is set to empty. This will cause - * all of the layers to get painted when the root - * is mapped - */ - if (!pWin->parent) - { - RegionEmpty(&pScrPriv->layer[i].u.run.region); - } - return TRUE; - } - } - return FALSE; -} - -Bool -fbOverlayCloseScreen (int iScreen, ScreenPtr pScreen) -{ - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); - int i; - - for (i = 0; i < pScrPriv->nlayers; i++) - { - (*pScreen->DestroyPixmap)(pScrPriv->layer[i].u.run.pixmap); - RegionUninit(&pScrPriv->layer[i].u.run.region); - } - return TRUE; -} - -/* - * Return layer containing this window - */ -int -fbOverlayWindowLayer(WindowPtr pWin) -{ - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen); - int i; - - for (i = 0; i < pScrPriv->nlayers; i++) - if (dixLookupPrivate(&pWin->devPrivates, fbGetWinPrivateKey()) == - (pointer) pScrPriv->layer[i].u.run.pixmap) - return i; - return 0; -} - -Bool -fbOverlayCreateScreenResources(ScreenPtr pScreen) -{ - int i; - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); - PixmapPtr pPixmap; - pointer pbits; - int width; - int depth; - BoxRec box; - - if (!miCreateScreenResources(pScreen)) - return FALSE; - - box.x1 = 0; - box.y1 = 0; - box.x2 = pScreen->width; - box.y2 = pScreen->height; - for (i = 0; i < pScrPriv->nlayers; i++) - { - pbits = pScrPriv->layer[i].u.init.pbits; - width = pScrPriv->layer[i].u.init.width; - depth = pScrPriv->layer[i].u.init.depth; - pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0); - if (!pPixmap) - return FALSE; - if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width, - pScreen->height, depth, - BitsPerPixel(depth), - PixmapBytePad(width, depth), - pbits)) - return FALSE; - pScrPriv->layer[i].u.run.pixmap = pPixmap; - RegionInit(&pScrPriv->layer[i].u.run.region, &box, 0); - } - pScreen->devPrivate = pScrPriv->layer[0].u.run.pixmap; - return TRUE; -} - -void -fbOverlayPaintKey (DrawablePtr pDrawable, - RegionPtr pRegion, - CARD32 pixel, - int layer) -{ - fbFillRegionSolid (pDrawable, pRegion, 0, - fbReplicatePixel (pixel, pDrawable->bitsPerPixel)); -} - -/* - * Track visible region for each layer - */ -void -fbOverlayUpdateLayerRegion (ScreenPtr pScreen, - int layer, - RegionPtr prgn) -{ - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); - int i; - RegionRec rgnNew; - - if (!prgn || !RegionNotEmpty(prgn)) - return; - for (i = 0; i < pScrPriv->nlayers; i++) - { - if (i == layer) - { - /* add new piece to this fb */ - RegionUnion(&pScrPriv->layer[i].u.run.region, - &pScrPriv->layer[i].u.run.region, - prgn); - } - else if (RegionNotEmpty(&pScrPriv->layer[i].u.run.region)) - { - /* paint new piece with chroma key */ - RegionNull(&rgnNew); - RegionIntersect(&rgnNew, prgn, - &pScrPriv->layer[i].u.run.region); - (*pScrPriv->PaintKey) (&pScrPriv->layer[i].u.run.pixmap->drawable, - &rgnNew, - pScrPriv->layer[i].key, - i); - RegionUninit(&rgnNew); - /* remove piece from other fbs */ - RegionSubtract(&pScrPriv->layer[i].u.run.region, - &pScrPriv->layer[i].u.run.region, - prgn); - } - } -} - -/* - * Copy only areas in each layer containing real bits - */ -void -fbOverlayCopyWindow(WindowPtr pWin, - DDXPointRec ptOldOrg, - RegionPtr prgnSrc) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); - RegionRec rgnDst; - int dx, dy; - int i; - RegionRec layerRgn[FB_OVERLAY_MAX]; - PixmapPtr pPixmap; - - dx = ptOldOrg.x - pWin->drawable.x; - dy = ptOldOrg.y - pWin->drawable.y; - - /* - * Clip to existing bits - */ - RegionTranslate(prgnSrc, -dx, -dy); - RegionNull(&rgnDst); - RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc); - RegionTranslate(&rgnDst, dx, dy); - /* - * Compute the portion of each fb affected by this copy - */ - for (i = 0; i < pScrPriv->nlayers; i++) - { - RegionNull(&layerRgn[i]); - RegionIntersect(&layerRgn[i], &rgnDst, - &pScrPriv->layer[i].u.run.region); - if (RegionNotEmpty(&layerRgn[i])) - { - RegionTranslate(&layerRgn[i], -dx, -dy); - pPixmap = pScrPriv->layer[i].u.run.pixmap; - miCopyRegion (&pPixmap->drawable, &pPixmap->drawable, - 0, - &layerRgn[i], dx, dy, pScrPriv->CopyWindow, 0, - (void *)(long) i); - } - } - /* - * Update regions - */ - for (i = 0; i < pScrPriv->nlayers; i++) - { - if (RegionNotEmpty(&layerRgn[i])) - fbOverlayUpdateLayerRegion (pScreen, i, &layerRgn[i]); - - RegionUninit(&layerRgn[i]); - } - RegionUninit(&rgnDst); -} - -void -fbOverlayWindowExposures (WindowPtr pWin, - RegionPtr prgn, - RegionPtr other_exposed) -{ - fbOverlayUpdateLayerRegion (pWin->drawable.pScreen, - fbOverlayWindowLayer (pWin), - prgn); - miWindowExposures(pWin, prgn, other_exposed); -} - -Bool -fbOverlaySetupScreen(ScreenPtr pScreen, - pointer pbits1, - pointer pbits2, - int xsize, - int ysize, - int dpix, - int dpiy, - int width1, - int width2, - int bpp1, - int bpp2) -{ - return fbSetupScreen (pScreen, - pbits1, - xsize, - ysize, - dpix, - dpiy, - width1, - bpp1); -} - -static Bool -fb24_32OverlayCreateScreenResources(ScreenPtr pScreen) -{ - FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen); - int pitch; - Bool retval; - int i; - - if((retval = fbOverlayCreateScreenResources(pScreen))) { - for (i = 0; i < pScrPriv->nlayers; i++) - { - /* fix the screen pixmap */ - PixmapPtr pPix = (PixmapPtr) pScrPriv->layer[i].u.run.pixmap; - if (pPix->drawable.bitsPerPixel == 32) { - pPix->drawable.bitsPerPixel = 24; - pitch = BitmapBytePad(pPix->drawable.width * 24); - pPix->devKind = pitch; - } - } - } - - return retval; -} - -Bool -fbOverlayFinishScreenInit(ScreenPtr pScreen, - pointer pbits1, - pointer pbits2, - int xsize, - int ysize, - int dpix, - int dpiy, - int width1, - int width2, - int bpp1, - int bpp2, - int depth1, - int depth2) -{ - VisualPtr visuals; - DepthPtr depths; - int nvisuals; - int ndepths; - int bpp = 0, imagebpp = 32; - VisualID defaultVisual; - FbOverlayScrPrivPtr pScrPriv; - - if (!dixRegisterPrivateKey(&fbOverlayScreenPrivateKeyRec, PRIVATE_SCREEN, 0)) - return FALSE; - - pScrPriv = malloc(sizeof (FbOverlayScrPrivRec)); - if (!pScrPriv) - return FALSE; - - if (bpp1 == 32 || bpp2 == 32) - bpp = 32; - else if (bpp1 == 24 || bpp2 == 24) - bpp = 24; - - if (bpp == 24) - { - int f; - - imagebpp = 32; - /* - * Check to see if we're advertising a 24bpp image format, - * in which case windows will use it in preference to a 32 bit - * format. - */ - for (f = 0; f < screenInfo.numPixmapFormats; f++) - { - if (screenInfo.formats[f].bitsPerPixel == 24) - { - imagebpp = 24; - break; - } - } - } - if (imagebpp == 32) - { - fbGetScreenPrivate(pScreen)->win32bpp = bpp; - fbGetScreenPrivate(pScreen)->pix32bpp = bpp; - } - else - { - fbGetScreenPrivate(pScreen)->win32bpp = 32; - fbGetScreenPrivate(pScreen)->pix32bpp = 32; - } - - if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &depth1, - &defaultVisual, ((unsigned long)1<<(bpp1-1)) | - ((unsigned long)1<<(bpp2-1)), 8)) { - free(pScrPriv); - return FALSE; - } - if (! miScreenInit(pScreen, 0, xsize, ysize, dpix, dpiy, 0, - depth1, ndepths, depths, - defaultVisual, nvisuals, visuals)) { - free(pScrPriv); - return FALSE; - } - /* MI thinks there's no frame buffer */ -#ifdef MITSHM - ShmRegisterFbFuncs(pScreen); -#endif - pScreen->minInstalledCmaps = 1; - pScreen->maxInstalledCmaps = 2; - - pScrPriv->nlayers = 2; - pScrPriv->PaintKey = fbOverlayPaintKey; - pScrPriv->CopyWindow = fbCopyWindowProc; - pScrPriv->layer[0].u.init.pbits = pbits1; - pScrPriv->layer[0].u.init.width = width1; - pScrPriv->layer[0].u.init.depth = depth1; - - pScrPriv->layer[1].u.init.pbits = pbits2; - pScrPriv->layer[1].u.init.width = width2; - pScrPriv->layer[1].u.init.depth = depth2; - dixSetPrivate(&pScreen->devPrivates, fbOverlayScreenPrivateKey, pScrPriv); - - /* overwrite miCloseScreen with our own */ - pScreen->CloseScreen = fbOverlayCloseScreen; - pScreen->CreateScreenResources = fbOverlayCreateScreenResources; - pScreen->CreateWindow = fbOverlayCreateWindow; - pScreen->WindowExposures = fbOverlayWindowExposures; - pScreen->CopyWindow = fbOverlayCopyWindow; - if (bpp == 24 && imagebpp == 32) - { - pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader; - pScreen->CreateScreenResources = fb24_32OverlayCreateScreenResources; - } - - return TRUE; -} +/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+#include "fboverlay.h"
+#include "shmint.h"
+
+static DevPrivateKeyRec fbOverlayScreenPrivateKeyRec;
+#define fbOverlayScreenPrivateKey (&fbOverlayScreenPrivateKeyRec)
+
+DevPrivateKey fbOverlayGetScreenPrivateKey(void)
+{
+ return fbOverlayScreenPrivateKey;
+}
+
+/*
+ * Replace this if you want something supporting
+ * multiple overlays with the same depth
+ */
+Bool
+fbOverlayCreateWindow(WindowPtr pWin)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen);
+ int i;
+ PixmapPtr pPixmap;
+
+ if (pWin->drawable.class != InputOutput)
+ return TRUE;
+
+ if (pWin->drawable.bitsPerPixel == 32)
+ pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp;
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ pPixmap = pScrPriv->layer[i].u.run.pixmap;
+ if (pWin->drawable.depth == pPixmap->drawable.depth)
+ {
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), pPixmap);
+ /*
+ * Make sure layer keys are written correctly by
+ * having non-root layers set to full while the
+ * root layer is set to empty. This will cause
+ * all of the layers to get painted when the root
+ * is mapped
+ */
+ if (!pWin->parent)
+ {
+ RegionEmpty(&pScrPriv->layer[i].u.run.region);
+ }
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+Bool
+fbOverlayCloseScreen (int iScreen, ScreenPtr pScreen)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ (*pScreen->DestroyPixmap)(pScrPriv->layer[i].u.run.pixmap);
+ RegionUninit(&pScrPriv->layer[i].u.run.region);
+ }
+ return TRUE;
+}
+
+/*
+ * Return layer containing this window
+ */
+int
+fbOverlayWindowLayer(WindowPtr pWin)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pWin->drawable.pScreen);
+ int i;
+
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ if (dixLookupPrivate(&pWin->devPrivates, fbGetWinPrivateKey()) ==
+ (pointer) pScrPriv->layer[i].u.run.pixmap)
+ return i;
+ return 0;
+}
+
+Bool
+fbOverlayCreateScreenResources(ScreenPtr pScreen)
+{
+ int i;
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ PixmapPtr pPixmap;
+ pointer pbits;
+ int width;
+ int depth;
+ BoxRec box;
+
+ if (!miCreateScreenResources(pScreen))
+ return FALSE;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = pScreen->width;
+ box.y2 = pScreen->height;
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ pbits = pScrPriv->layer[i].u.init.pbits;
+ width = pScrPriv->layer[i].u.init.width;
+ depth = pScrPriv->layer[i].u.init.depth;
+ pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0);
+ if (!pPixmap)
+ return FALSE;
+ if (!(*pScreen->ModifyPixmapHeader)(pPixmap, pScreen->width,
+ pScreen->height, depth,
+ BitsPerPixel(depth),
+ PixmapBytePad(width, depth),
+ pbits))
+ return FALSE;
+ pScrPriv->layer[i].u.run.pixmap = pPixmap;
+ RegionInit(&pScrPriv->layer[i].u.run.region, &box, 0);
+ }
+ pScreen->devPrivate = pScrPriv->layer[0].u.run.pixmap;
+ return TRUE;
+}
+
+void
+fbOverlayPaintKey (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ CARD32 pixel,
+ int layer)
+{
+ fbFillRegionSolid (pDrawable, pRegion, 0,
+ fbReplicatePixel (pixel, pDrawable->bitsPerPixel));
+}
+
+/*
+ * Track visible region for each layer
+ */
+void
+fbOverlayUpdateLayerRegion (ScreenPtr pScreen,
+ int layer,
+ RegionPtr prgn)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int i;
+ RegionRec rgnNew;
+
+ if (!prgn || !RegionNotEmpty(prgn))
+ return;
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ if (i == layer)
+ {
+ /* add new piece to this fb */
+ RegionUnion(&pScrPriv->layer[i].u.run.region,
+ &pScrPriv->layer[i].u.run.region,
+ prgn);
+ }
+ else if (RegionNotEmpty(&pScrPriv->layer[i].u.run.region))
+ {
+ /* paint new piece with chroma key */
+ RegionNull(&rgnNew);
+ RegionIntersect(&rgnNew, prgn,
+ &pScrPriv->layer[i].u.run.region);
+ (*pScrPriv->PaintKey) (&pScrPriv->layer[i].u.run.pixmap->drawable,
+ &rgnNew,
+ pScrPriv->layer[i].key,
+ i);
+ RegionUninit(&rgnNew);
+ /* remove piece from other fbs */
+ RegionSubtract(&pScrPriv->layer[i].u.run.region,
+ &pScrPriv->layer[i].u.run.region,
+ prgn);
+ }
+ }
+}
+
+/*
+ * Copy only areas in each layer containing real bits
+ */
+void
+fbOverlayCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ RegionRec rgnDst;
+ int dx, dy;
+ int i;
+ RegionRec layerRgn[FB_OVERLAY_MAX];
+ PixmapPtr pPixmap;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+
+ /*
+ * Clip to existing bits
+ */
+ RegionTranslate(prgnSrc, -dx, -dy);
+ RegionNull(&rgnDst);
+ RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc);
+ RegionTranslate(&rgnDst, dx, dy);
+ /*
+ * Compute the portion of each fb affected by this copy
+ */
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ RegionNull(&layerRgn[i]);
+ RegionIntersect(&layerRgn[i], &rgnDst,
+ &pScrPriv->layer[i].u.run.region);
+ if (RegionNotEmpty(&layerRgn[i]))
+ {
+ RegionTranslate(&layerRgn[i], -dx, -dy);
+ pPixmap = pScrPriv->layer[i].u.run.pixmap;
+ miCopyRegion (&pPixmap->drawable, &pPixmap->drawable,
+ 0,
+ &layerRgn[i], dx, dy, pScrPriv->CopyWindow, 0,
+ (void *)(long) i);
+ }
+ }
+ /*
+ * Update regions
+ */
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ if (RegionNotEmpty(&layerRgn[i]))
+ fbOverlayUpdateLayerRegion (pScreen, i, &layerRgn[i]);
+
+ RegionUninit(&layerRgn[i]);
+ }
+ RegionUninit(&rgnDst);
+}
+
+void
+fbOverlayWindowExposures (WindowPtr pWin,
+ RegionPtr prgn,
+ RegionPtr other_exposed)
+{
+ fbOverlayUpdateLayerRegion (pWin->drawable.pScreen,
+ fbOverlayWindowLayer (pWin),
+ prgn);
+ miWindowExposures(pWin, prgn, other_exposed);
+}
+
+Bool
+fbOverlaySetupScreen(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2)
+{
+ return fbSetupScreen (pScreen,
+ pbits1,
+ xsize,
+ ysize,
+ dpix,
+ dpiy,
+ width1,
+ bpp1);
+}
+
+static Bool
+fb24_32OverlayCreateScreenResources(ScreenPtr pScreen)
+{
+ FbOverlayScrPrivPtr pScrPriv = fbOverlayGetScrPriv(pScreen);
+ int pitch;
+ Bool retval;
+ int i;
+
+ if((retval = fbOverlayCreateScreenResources(pScreen))) {
+ for (i = 0; i < pScrPriv->nlayers; i++)
+ {
+ /* fix the screen pixmap */
+ PixmapPtr pPix = (PixmapPtr) pScrPriv->layer[i].u.run.pixmap;
+ if (pPix->drawable.bitsPerPixel == 32) {
+ pPix->drawable.bitsPerPixel = 24;
+ pitch = BitmapBytePad(pPix->drawable.width * 24);
+ pPix->devKind = pitch;
+ }
+ }
+ }
+
+ return retval;
+}
+
+Bool
+fbOverlayFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits1,
+ pointer pbits2,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width1,
+ int width2,
+ int bpp1,
+ int bpp2,
+ int depth1,
+ int depth2)
+{
+ VisualPtr visuals;
+ DepthPtr depths;
+ int nvisuals;
+ int ndepths;
+ int bpp = 0, imagebpp = 32;
+ VisualID defaultVisual;
+ FbOverlayScrPrivPtr pScrPriv;
+
+ if (!dixRegisterPrivateKey(&fbOverlayScreenPrivateKeyRec, PRIVATE_SCREEN, 0))
+ return FALSE;
+
+ pScrPriv = malloc(sizeof (FbOverlayScrPrivRec));
+ if (!pScrPriv)
+ return FALSE;
+
+ if (bpp1 == 32 || bpp2 == 32)
+ bpp = 32;
+ else if (bpp1 == 24 || bpp2 == 24)
+ bpp = 24;
+
+ if (bpp == 24)
+ {
+ int f;
+
+ imagebpp = 32;
+ /*
+ * Check to see if we're advertising a 24bpp image format,
+ * in which case windows will use it in preference to a 32 bit
+ * format.
+ */
+ for (f = 0; f < screenInfo.numPixmapFormats; f++)
+ {
+ if (screenInfo.formats[f].bitsPerPixel == 24)
+ {
+ imagebpp = 24;
+ break;
+ }
+ }
+ }
+ if (imagebpp == 32)
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = bpp;
+ fbGetScreenPrivate(pScreen)->pix32bpp = bpp;
+ }
+ else
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = 32;
+ fbGetScreenPrivate(pScreen)->pix32bpp = 32;
+ }
+
+ if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &depth1,
+ &defaultVisual, ((unsigned long)1<<(bpp1-1)) |
+ ((unsigned long)1<<(bpp2-1)), 8)) {
+ free(pScrPriv);
+ return FALSE;
+ }
+ if (! miScreenInit(pScreen, 0, xsize, ysize, dpix, dpiy, 0,
+ depth1, ndepths, depths,
+ defaultVisual, nvisuals, visuals)) {
+ free(pScrPriv);
+ return FALSE;
+ }
+ /* MI thinks there's no frame buffer */
+#ifdef MITSHM
+ ShmRegisterFbFuncs(pScreen);
+#endif
+ pScreen->minInstalledCmaps = 1;
+ pScreen->maxInstalledCmaps = 2;
+
+ pScrPriv->nlayers = 2;
+ pScrPriv->PaintKey = fbOverlayPaintKey;
+ pScrPriv->CopyWindow = fbCopyWindowProc;
+ pScrPriv->layer[0].u.init.pbits = pbits1;
+ pScrPriv->layer[0].u.init.width = width1;
+ pScrPriv->layer[0].u.init.depth = depth1;
+
+ pScrPriv->layer[1].u.init.pbits = pbits2;
+ pScrPriv->layer[1].u.init.width = width2;
+ pScrPriv->layer[1].u.init.depth = depth2;
+ dixSetPrivate(&pScreen->devPrivates, fbOverlayScreenPrivateKey, pScrPriv);
+
+ /* overwrite miCloseScreen with our own */
+ pScreen->CloseScreen = fbOverlayCloseScreen;
+ pScreen->CreateScreenResources = fbOverlayCreateScreenResources;
+ pScreen->CreateWindow = fbOverlayCreateWindow;
+ pScreen->WindowExposures = fbOverlayWindowExposures;
+ pScreen->CopyWindow = fbOverlayCopyWindow;
+ if (bpp == 24 && imagebpp == 32)
+ {
+ pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader;
+ pScreen->CreateScreenResources = fb24_32OverlayCreateScreenResources;
+ }
+
+ return TRUE;
+}
diff --git a/xorg-server/fb/fbpict.h b/xorg-server/fb/fbpict.h index b880ebbe1..859dd7ac1 100644 --- a/xorg-server/fb/fbpict.h +++ b/xorg-server/fb/fbpict.h @@ -1,88 +1,88 @@ -/* - * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#ifndef _FBPICT_H_ -#define _FBPICT_H_ - -/* fbpict.c */ -extern _X_EXPORT void -fbComposite (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height); - -/* fbtrap.c */ - -extern _X_EXPORT void -fbAddTraps (PicturePtr pPicture, - INT16 xOff, - INT16 yOff, - int ntrap, - xTrap *traps); - -extern _X_EXPORT void -fbRasterizeTrapezoid (PicturePtr alpha, - xTrapezoid *trap, - int x_off, - int y_off); - -extern _X_EXPORT void -fbAddTriangles (PicturePtr pPicture, - INT16 xOff, - INT16 yOff, - int ntri, - xTriangle *tris); - -extern _X_EXPORT void -fbTrapezoids (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int ntrap, - xTrapezoid *traps); - -extern _X_EXPORT void -fbTriangles (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int ntris, - xTriangle *tris); - -#endif /* _FBPICT_H_ */ +/*
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _FBPICT_H_
+#define _FBPICT_H_
+
+/* fbpict.c */
+extern _X_EXPORT void
+fbComposite (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+/* fbtrap.c */
+
+extern _X_EXPORT void
+fbAddTraps (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntrap,
+ xTrap *traps);
+
+extern _X_EXPORT void
+fbRasterizeTrapezoid (PicturePtr alpha,
+ xTrapezoid *trap,
+ int x_off,
+ int y_off);
+
+extern _X_EXPORT void
+fbAddTriangles (PicturePtr pPicture,
+ INT16 xOff,
+ INT16 yOff,
+ int ntri,
+ xTriangle *tris);
+
+extern _X_EXPORT void
+fbTrapezoids (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps);
+
+extern _X_EXPORT void
+fbTriangles (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntris,
+ xTriangle *tris);
+
+#endif /* _FBPICT_H_ */
diff --git a/xorg-server/fb/fbpixmap.c b/xorg-server/fb/fbpixmap.c index a356c67b6..6df46e1c6 100644 --- a/xorg-server/fb/fbpixmap.c +++ b/xorg-server/fb/fbpixmap.c @@ -1,390 +1,381 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" - -PixmapPtr -fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp, - unsigned usage_hint) -{ - PixmapPtr pPixmap; - size_t datasize; - size_t paddedWidth; - int adjust; - int base; - - paddedWidth = ((width * bpp + FB_MASK) >> FB_SHIFT) * sizeof (FbBits); - if (paddedWidth / 4 > 32767 || height > 32767) - return NullPixmap; - datasize = height * paddedWidth; - base = pScreen->totalPixmapSize; - adjust = 0; - if (base & 7) - adjust = 8 - (base & 7); - datasize += adjust; -#ifdef FB_DEBUG - datasize += 2 * paddedWidth; -#endif - pPixmap = AllocatePixmap(pScreen, datasize); - if (!pPixmap) - return NullPixmap; - pPixmap->drawable.type = DRAWABLE_PIXMAP; - pPixmap->drawable.class = 0; - pPixmap->drawable.pScreen = pScreen; - pPixmap->drawable.depth = depth; - pPixmap->drawable.bitsPerPixel = bpp; - pPixmap->drawable.id = 0; - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pPixmap->drawable.x = 0; - pPixmap->drawable.y = 0; - pPixmap->drawable.width = width; - pPixmap->drawable.height = height; - pPixmap->devKind = paddedWidth; - pPixmap->refcnt = 1; - pPixmap->devPrivate.ptr = (pointer) ((char *)pPixmap + base + adjust); - -#ifdef FB_DEBUG - pPixmap->devPrivate.ptr = (void *) ((char *) pPixmap->devPrivate.ptr + paddedWidth); - fbInitializeDrawable (&pPixmap->drawable); -#endif - -#ifdef COMPOSITE - pPixmap->screen_x = 0; - pPixmap->screen_y = 0; -#endif - - pPixmap->usage_hint = usage_hint; - - return pPixmap; -} - -PixmapPtr -fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth, - unsigned usage_hint) -{ - int bpp; - bpp = BitsPerPixel (depth); - if (bpp == 32 && depth <= 24) - bpp = fbGetScreenPrivate(pScreen)->pix32bpp; - return fbCreatePixmapBpp (pScreen, width, height, depth, bpp, usage_hint); -} - -Bool -fbDestroyPixmap (PixmapPtr pPixmap) -{ - if(--pPixmap->refcnt) - return TRUE; - FreePixmap(pPixmap); - return TRUE; -} - -#define ADDRECT(reg,r,fr,rx1,ry1,rx2,ry2) \ -if (((rx1) < (rx2)) && ((ry1) < (ry2)) && \ - (!((reg)->data->numRects && \ - ((r-1)->y1 == (ry1)) && \ - ((r-1)->y2 == (ry2)) && \ - ((r-1)->x1 <= (rx1)) && \ - ((r-1)->x2 >= (rx2))))) \ -{ \ - if ((reg)->data->numRects == (reg)->data->size) \ - { \ - RegionRectAlloc(reg, 1); \ - fr = RegionBoxptr(reg); \ - r = fr + (reg)->data->numRects; \ - } \ - r->x1 = (rx1); \ - r->y1 = (ry1); \ - r->x2 = (rx2); \ - r->y2 = (ry2); \ - (reg)->data->numRects++; \ - if(r->x1 < (reg)->extents.x1) \ - (reg)->extents.x1 = r->x1; \ - if(r->x2 > (reg)->extents.x2) \ - (reg)->extents.x2 = r->x2; \ - r++; \ -} - -/* Convert bitmap clip mask into clipping region. - * First, goes through each line and makes boxes by noting the transitions - * from 0 to 1 and 1 to 0. - * Then it coalesces the current line with the previous if they have boxes - * at the same X coordinates. - */ -RegionPtr -fbPixmapToRegion(PixmapPtr pPix) -{ - register RegionPtr pReg; - FbBits *pw, w; - register int ib; - int width, h, base, rx1 = 0, crects; - FbBits *pwLineEnd; - int irectPrevStart, irectLineStart; - register BoxPtr prectO, prectN; - BoxPtr FirstRect, rects, prectLineStart; - Bool fInBox, fSame; - register FbBits mask0 = FB_ALLONES & ~FbScrRight(FB_ALLONES, 1); - FbBits *pwLine; - int nWidth; - - pReg = RegionCreate(NULL, 1); - if(!pReg) - return NullRegion; - FirstRect = RegionBoxptr(pReg); - rects = FirstRect; - - fbPrepareAccess(&pPix->drawable); - - pwLine = (FbBits *) pPix->devPrivate.ptr; - nWidth = pPix->devKind >> (FB_SHIFT-3); - - width = pPix->drawable.width; - pReg->extents.x1 = width - 1; - pReg->extents.x2 = 0; - irectPrevStart = -1; - for(h = 0; h < pPix->drawable.height; h++) - { - pw = pwLine; - pwLine += nWidth; - irectLineStart = rects - FirstRect; - /* If the Screen left most bit of the word is set, we're starting in - * a box */ - if(READ(pw) & mask0) - { - fInBox = TRUE; - rx1 = 0; - } - else - fInBox = FALSE; - /* Process all words which are fully in the pixmap */ - pwLineEnd = pw + (width >> FB_SHIFT); - for (base = 0; pw < pwLineEnd; base += FB_UNIT) - { - w = READ(pw++); - if (fInBox) - { - if (!~w) - continue; - } - else - { - if (!w) - continue; - } - for(ib = 0; ib < FB_UNIT; ib++) - { - /* If the Screen left most bit of the word is set, we're - * starting a box */ - if(w & mask0) - { - if(!fInBox) - { - rx1 = base + ib; - /* start new box */ - fInBox = TRUE; - } - } - else - { - if(fInBox) - { - /* end box */ - ADDRECT(pReg, rects, FirstRect, - rx1, h, base + ib, h + 1); - fInBox = FALSE; - } - } - /* Shift the word VISUALLY left one. */ - w = FbScrLeft(w, 1); - } - } - if(width & FB_MASK) - { - /* Process final partial word on line */ - w = READ(pw++); - for(ib = 0; ib < (width & FB_MASK); ib++) - { - /* If the Screen left most bit of the word is set, we're - * starting a box */ - if(w & mask0) - { - if(!fInBox) - { - rx1 = base + ib; - /* start new box */ - fInBox = TRUE; - } - } - else - { - if(fInBox) - { - /* end box */ - ADDRECT(pReg, rects, FirstRect, - rx1, h, base + ib, h + 1); - fInBox = FALSE; - } - } - /* Shift the word VISUALLY left one. */ - w = FbScrLeft(w, 1); - } - } - /* If scanline ended with last bit set, end the box */ - if(fInBox) - { - ADDRECT(pReg, rects, FirstRect, - rx1, h, base + (width & FB_MASK), h + 1); - } - /* if all rectangles on this line have the same x-coords as - * those on the previous line, then add 1 to all the previous y2s and - * throw away all the rectangles from this line - */ - fSame = FALSE; - if(irectPrevStart != -1) - { - crects = irectLineStart - irectPrevStart; - if(crects == ((rects - FirstRect) - irectLineStart)) - { - prectO = FirstRect + irectPrevStart; - prectN = prectLineStart = FirstRect + irectLineStart; - fSame = TRUE; - while(prectO < prectLineStart) - { - if((prectO->x1 != prectN->x1) || (prectO->x2 != prectN->x2)) - { - fSame = FALSE; - break; - } - prectO++; - prectN++; - } - if (fSame) - { - prectO = FirstRect + irectPrevStart; - while(prectO < prectLineStart) - { - prectO->y2 += 1; - prectO++; - } - rects -= crects; - pReg->data->numRects -= crects; - } - } - } - if(!fSame) - irectPrevStart = irectLineStart; - } - if (!pReg->data->numRects) - pReg->extents.x1 = pReg->extents.x2 = 0; - else - { - pReg->extents.y1 = RegionBoxptr(pReg)->y1; - pReg->extents.y2 = RegionEnd(pReg)->y2; - if (pReg->data->numRects == 1) - { - free(pReg->data); - pReg->data = (RegDataPtr)NULL; - } - } - - fbFinishAccess(&pPix->drawable); -#ifdef DEBUG - if (!RegionIsValid(pReg)) - FatalError("Assertion failed file %s, line %d: expr\n", __FILE__, __LINE__); -#endif - return pReg; -} - -#ifdef FB_DEBUG - -#ifndef WIN32 -#include <stdio.h> -#else -#include <dbg.h> -#endif - -static Bool -fbValidateBits (FbStip *bits, int stride, FbStip data) -{ - while (stride--) - { - if (*bits != data) - { -#ifdef WIN32 - NCD_DEBUG ((DEBUG_FAILURE, "fdValidateBits failed at 0x%x (is 0x%x want 0x%x)", - bits, *bits, data)); -#else - fprintf (stderr, "fbValidateBits failed\n"); -#endif - return FALSE; - } - bits++; - } -} - -void -fbValidateDrawable (DrawablePtr pDrawable) -{ - FbStip *bits, *first, *last; - int stride, bpp; - int xoff, yoff; - int height; - Bool failed; - - if (pDrawable->type != DRAWABLE_PIXMAP) - pDrawable = (DrawablePtr) fbGetWindowPixmap(pDrawable); - fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff); - first = bits - stride; - last = bits + stride * pDrawable->height; - if (!fbValidateBits (first, stride, FB_HEAD_BITS) || - !fbValidateBits (last, stride, FB_TAIL_BITS)) - fbInitializeDrawable(pDrawable); - fbFinishAccess (pDrawable); -} - -void -fbSetBits (FbStip *bits, int stride, FbStip data) -{ - while (stride--) - *bits++ = data; -} - -void -fbInitializeDrawable (DrawablePtr pDrawable) -{ - FbStip *bits, *first, *last; - int stride, bpp; - int xoff, yoff; - - fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff); - first = bits - stride; - last = bits + stride * pDrawable->height; - fbSetBits (first, stride, FB_HEAD_BITS); - fbSetBits (last, stride, FB_TAIL_BITS); - fbFinishAccess (pDrawable); -} -#endif /* FB_DEBUG */ +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+PixmapPtr
+fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
+ unsigned usage_hint)
+{
+ PixmapPtr pPixmap;
+ size_t datasize;
+ size_t paddedWidth;
+ int adjust;
+ int base;
+
+ paddedWidth = ((width * bpp + FB_MASK) >> FB_SHIFT) * sizeof (FbBits);
+ if (paddedWidth / 4 > 32767 || height > 32767)
+ return NullPixmap;
+ datasize = height * paddedWidth;
+ base = pScreen->totalPixmapSize;
+ adjust = 0;
+ if (base & 7)
+ adjust = 8 - (base & 7);
+ datasize += adjust;
+#ifdef FB_DEBUG
+ datasize += 2 * paddedWidth;
+#endif
+ pPixmap = AllocatePixmap(pScreen, datasize);
+ if (!pPixmap)
+ return NullPixmap;
+ pPixmap->drawable.type = DRAWABLE_PIXMAP;
+ pPixmap->drawable.class = 0;
+ pPixmap->drawable.pScreen = pScreen;
+ pPixmap->drawable.depth = depth;
+ pPixmap->drawable.bitsPerPixel = bpp;
+ pPixmap->drawable.id = 0;
+ pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+ pPixmap->drawable.x = 0;
+ pPixmap->drawable.y = 0;
+ pPixmap->drawable.width = width;
+ pPixmap->drawable.height = height;
+ pPixmap->devKind = paddedWidth;
+ pPixmap->refcnt = 1;
+ pPixmap->devPrivate.ptr = (pointer) ((char *)pPixmap + base + adjust);
+
+#ifdef FB_DEBUG
+ pPixmap->devPrivate.ptr = (void *) ((char *) pPixmap->devPrivate.ptr + paddedWidth);
+ fbInitializeDrawable (&pPixmap->drawable);
+#endif
+
+#ifdef COMPOSITE
+ pPixmap->screen_x = 0;
+ pPixmap->screen_y = 0;
+#endif
+
+ pPixmap->usage_hint = usage_hint;
+
+ return pPixmap;
+}
+
+PixmapPtr
+fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
+ unsigned usage_hint)
+{
+ int bpp;
+ bpp = BitsPerPixel (depth);
+ if (bpp == 32 && depth <= 24)
+ bpp = fbGetScreenPrivate(pScreen)->pix32bpp;
+ return fbCreatePixmapBpp (pScreen, width, height, depth, bpp, usage_hint);
+}
+
+Bool
+fbDestroyPixmap (PixmapPtr pPixmap)
+{
+ if(--pPixmap->refcnt)
+ return TRUE;
+ FreePixmap(pPixmap);
+ return TRUE;
+}
+
+#define ADDRECT(reg,r,fr,rx1,ry1,rx2,ry2) \
+if (((rx1) < (rx2)) && ((ry1) < (ry2)) && \
+ (!((reg)->data->numRects && \
+ ((r-1)->y1 == (ry1)) && \
+ ((r-1)->y2 == (ry2)) && \
+ ((r-1)->x1 <= (rx1)) && \
+ ((r-1)->x2 >= (rx2))))) \
+{ \
+ if ((reg)->data->numRects == (reg)->data->size) \
+ { \
+ RegionRectAlloc(reg, 1); \
+ fr = RegionBoxptr(reg); \
+ r = fr + (reg)->data->numRects; \
+ } \
+ r->x1 = (rx1); \
+ r->y1 = (ry1); \
+ r->x2 = (rx2); \
+ r->y2 = (ry2); \
+ (reg)->data->numRects++; \
+ if(r->x1 < (reg)->extents.x1) \
+ (reg)->extents.x1 = r->x1; \
+ if(r->x2 > (reg)->extents.x2) \
+ (reg)->extents.x2 = r->x2; \
+ r++; \
+}
+
+/* Convert bitmap clip mask into clipping region.
+ * First, goes through each line and makes boxes by noting the transitions
+ * from 0 to 1 and 1 to 0.
+ * Then it coalesces the current line with the previous if they have boxes
+ * at the same X coordinates.
+ */
+RegionPtr
+fbPixmapToRegion(PixmapPtr pPix)
+{
+ register RegionPtr pReg;
+ FbBits *pw, w;
+ register int ib;
+ int width, h, base, rx1 = 0, crects;
+ FbBits *pwLineEnd;
+ int irectPrevStart, irectLineStart;
+ register BoxPtr prectO, prectN;
+ BoxPtr FirstRect, rects, prectLineStart;
+ Bool fInBox, fSame;
+ register FbBits mask0 = FB_ALLONES & ~FbScrRight(FB_ALLONES, 1);
+ FbBits *pwLine;
+ int nWidth;
+
+ pReg = RegionCreate(NULL, 1);
+ if(!pReg)
+ return NullRegion;
+ FirstRect = RegionBoxptr(pReg);
+ rects = FirstRect;
+
+ fbPrepareAccess(&pPix->drawable);
+
+ pwLine = (FbBits *) pPix->devPrivate.ptr;
+ nWidth = pPix->devKind >> (FB_SHIFT-3);
+
+ width = pPix->drawable.width;
+ pReg->extents.x1 = width - 1;
+ pReg->extents.x2 = 0;
+ irectPrevStart = -1;
+ for(h = 0; h < pPix->drawable.height; h++)
+ {
+ pw = pwLine;
+ pwLine += nWidth;
+ irectLineStart = rects - FirstRect;
+ /* If the Screen left most bit of the word is set, we're starting in
+ * a box */
+ if(READ(pw) & mask0)
+ {
+ fInBox = TRUE;
+ rx1 = 0;
+ }
+ else
+ fInBox = FALSE;
+ /* Process all words which are fully in the pixmap */
+ pwLineEnd = pw + (width >> FB_SHIFT);
+ for (base = 0; pw < pwLineEnd; base += FB_UNIT)
+ {
+ w = READ(pw++);
+ if (fInBox)
+ {
+ if (!~w)
+ continue;
+ }
+ else
+ {
+ if (!w)
+ continue;
+ }
+ for(ib = 0; ib < FB_UNIT; ib++)
+ {
+ /* If the Screen left most bit of the word is set, we're
+ * starting a box */
+ if(w & mask0)
+ {
+ if(!fInBox)
+ {
+ rx1 = base + ib;
+ /* start new box */
+ fInBox = TRUE;
+ }
+ }
+ else
+ {
+ if(fInBox)
+ {
+ /* end box */
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + ib, h + 1);
+ fInBox = FALSE;
+ }
+ }
+ /* Shift the word VISUALLY left one. */
+ w = FbScrLeft(w, 1);
+ }
+ }
+ if(width & FB_MASK)
+ {
+ /* Process final partial word on line */
+ w = READ(pw++);
+ for(ib = 0; ib < (width & FB_MASK); ib++)
+ {
+ /* If the Screen left most bit of the word is set, we're
+ * starting a box */
+ if(w & mask0)
+ {
+ if(!fInBox)
+ {
+ rx1 = base + ib;
+ /* start new box */
+ fInBox = TRUE;
+ }
+ }
+ else
+ {
+ if(fInBox)
+ {
+ /* end box */
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + ib, h + 1);
+ fInBox = FALSE;
+ }
+ }
+ /* Shift the word VISUALLY left one. */
+ w = FbScrLeft(w, 1);
+ }
+ }
+ /* If scanline ended with last bit set, end the box */
+ if(fInBox)
+ {
+ ADDRECT(pReg, rects, FirstRect,
+ rx1, h, base + (width & FB_MASK), h + 1);
+ }
+ /* if all rectangles on this line have the same x-coords as
+ * those on the previous line, then add 1 to all the previous y2s and
+ * throw away all the rectangles from this line
+ */
+ fSame = FALSE;
+ if(irectPrevStart != -1)
+ {
+ crects = irectLineStart - irectPrevStart;
+ if(crects == ((rects - FirstRect) - irectLineStart))
+ {
+ prectO = FirstRect + irectPrevStart;
+ prectN = prectLineStart = FirstRect + irectLineStart;
+ fSame = TRUE;
+ while(prectO < prectLineStart)
+ {
+ if((prectO->x1 != prectN->x1) || (prectO->x2 != prectN->x2))
+ {
+ fSame = FALSE;
+ break;
+ }
+ prectO++;
+ prectN++;
+ }
+ if (fSame)
+ {
+ prectO = FirstRect + irectPrevStart;
+ while(prectO < prectLineStart)
+ {
+ prectO->y2 += 1;
+ prectO++;
+ }
+ rects -= crects;
+ pReg->data->numRects -= crects;
+ }
+ }
+ }
+ if(!fSame)
+ irectPrevStart = irectLineStart;
+ }
+ if (!pReg->data->numRects)
+ pReg->extents.x1 = pReg->extents.x2 = 0;
+ else
+ {
+ pReg->extents.y1 = RegionBoxptr(pReg)->y1;
+ pReg->extents.y2 = RegionEnd(pReg)->y2;
+ if (pReg->data->numRects == 1)
+ {
+ free(pReg->data);
+ pReg->data = (RegDataPtr)NULL;
+ }
+ }
+
+ fbFinishAccess(&pPix->drawable);
+#ifdef DEBUG
+ if (!RegionIsValid(pReg))
+ FatalError("Assertion failed file %s, line %d: expr\n", __FILE__, __LINE__);
+#endif
+ return pReg;
+}
+
+#ifdef FB_DEBUG
+
+#include <stdio.h>
+
+static Bool
+fbValidateBits (FbStip *bits, int stride, FbStip data)
+{
+ while (stride--)
+ {
+ if (*bits != data)
+ {
+ fprintf (stderr, "fbValidateBits failed at 0x%x (is 0x%x want 0x%x)\n",bits, *bits, data);
+ return FALSE;
+ }
+ bits++;
+ }
+}
+
+void
+fbValidateDrawable (DrawablePtr pDrawable)
+{
+ FbStip *bits, *first, *last;
+ int stride, bpp;
+ int xoff, yoff;
+ int height;
+ Bool failed;
+
+ if (pDrawable->type != DRAWABLE_PIXMAP)
+ pDrawable = (DrawablePtr) fbGetWindowPixmap(pDrawable);
+ fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff);
+ first = bits - stride;
+ last = bits + stride * pDrawable->height;
+ if (!fbValidateBits (first, stride, FB_HEAD_BITS) ||
+ !fbValidateBits (last, stride, FB_TAIL_BITS))
+ fbInitializeDrawable(pDrawable);
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbSetBits (FbStip *bits, int stride, FbStip data)
+{
+ while (stride--)
+ *bits++ = data;
+}
+
+void
+fbInitializeDrawable (DrawablePtr pDrawable)
+{
+ FbStip *bits, *first, *last;
+ int stride, bpp;
+ int xoff, yoff;
+
+ fbGetStipDrawable(pDrawable, bits, stride, bpp, xoff, yoff);
+ first = bits - stride;
+ last = bits + stride * pDrawable->height;
+ fbSetBits (first, stride, FB_HEAD_BITS);
+ fbSetBits (last, stride, FB_TAIL_BITS);
+ fbFinishAccess (pDrawable);
+}
+#endif /* FB_DEBUG */
diff --git a/xorg-server/fb/fbpoint.c b/xorg-server/fb/fbpoint.c index bf617708b..f7db7e231 100644 --- a/xorg-server/fb/fbpoint.c +++ b/xorg-server/fb/fbpoint.c @@ -1,156 +1,156 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -typedef void (*FbDots) (FbBits *dst, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits and, - FbBits xor); - -void -fbDots (FbBits *dstOrig, - FbStride dstStride, - int dstBpp, - BoxPtr pBox, - xPoint *pts, - int npt, - int xorg, - int yorg, - int xoff, - int yoff, - FbBits andOrig, - FbBits xorOrig) -{ - FbStip *dst = (FbStip *) dstOrig; - int x1, y1, x2, y2; - int x, y; - FbStip *d; - FbStip and = andOrig; - FbStip xor = xorOrig; - - dstStride = FbBitsStrideToStipStride (dstStride); - x1 = pBox->x1; - y1 = pBox->y1; - x2 = pBox->x2; - y2 = pBox->y2; - while (npt--) - { - x = pts->x + xorg; - y = pts->y + yorg; - pts++; - if (x1 <= x && x < x2 && y1 <= y && y < y2) - { - x = (x + xoff) * dstBpp; - d = dst + ((y + yoff) * dstStride) + (x >> FB_STIP_SHIFT); - x &= FB_STIP_MASK; - if (dstBpp == 24) - { - FbStip leftMask, rightMask; - int n, rot; - FbStip andT, xorT; - - rot = FbFirst24Rot (x); - andT = FbRot24Stip(and,rot); - xorT = FbRot24Stip(xor,rot); - FbMaskStip (x, 24, leftMask, n, rightMask); - if (leftMask) - { - WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask)); - andT = FbNext24Stip(andT); - xorT = FbNext24Stip(xorT); - d++; - } - if (rightMask) - WRITE(d, FbDoMaskRRop(READ(d), andT, xorT, rightMask)); - } - else - { - FbStip mask; - mask = FbStipMask(x, dstBpp); - WRITE(d, FbDoMaskRRop (READ(d), and, xor, mask)); - } - } - } -} - -void -fbPolyPoint (DrawablePtr pDrawable, - GCPtr pGC, - int mode, - int nptInit, - xPoint *pptInit) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - RegionPtr pClip = fbGetCompositeClip(pGC); - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - FbDots dots; - FbBits and, xor; - xPoint *ppt; - int npt; - BoxPtr pBox; - int nBox; - - /* make pointlist origin relative */ - ppt = pptInit; - npt = nptInit; - if (mode == CoordModePrevious) - { - npt--; - while(npt--) - { - ppt++; - ppt->x += (ppt-1)->x; - ppt->y += (ppt-1)->y; - } - } - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - and = pPriv->and; - xor = pPriv->xor; - dots = fbDots; - switch (dstBpp) { - case 8: dots = fbDots8; break; - case 16: dots = fbDots16; break; - case 24: dots = fbDots24; break; - case 32: dots = fbDots32; break; - } - for (nBox = RegionNumRects (pClip), pBox = RegionRects (pClip); - nBox--; pBox++) - (*dots) (dst, dstStride, dstBpp, pBox, pptInit, nptInit, - pDrawable->x, pDrawable->y, dstXoff, dstYoff, and, xor); - fbFinishAccess (pDrawable); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+typedef void (*FbDots) (FbBits *dst,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits and,
+ FbBits xor);
+
+void
+fbDots (FbBits *dstOrig,
+ FbStride dstStride,
+ int dstBpp,
+ BoxPtr pBox,
+ xPoint *pts,
+ int npt,
+ int xorg,
+ int yorg,
+ int xoff,
+ int yoff,
+ FbBits andOrig,
+ FbBits xorOrig)
+{
+ FbStip *dst = (FbStip *) dstOrig;
+ int x1, y1, x2, y2;
+ int x, y;
+ FbStip *d;
+ FbStip and = andOrig;
+ FbStip xor = xorOrig;
+
+ dstStride = FbBitsStrideToStipStride (dstStride);
+ x1 = pBox->x1;
+ y1 = pBox->y1;
+ x2 = pBox->x2;
+ y2 = pBox->y2;
+ while (npt--)
+ {
+ x = pts->x + xorg;
+ y = pts->y + yorg;
+ pts++;
+ if (x1 <= x && x < x2 && y1 <= y && y < y2)
+ {
+ x = (x + xoff) * dstBpp;
+ d = dst + ((y + yoff) * dstStride) + (x >> FB_STIP_SHIFT);
+ x &= FB_STIP_MASK;
+ if (dstBpp == 24)
+ {
+ FbStip leftMask, rightMask;
+ int n, rot;
+ FbStip andT, xorT;
+
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip(and,rot);
+ xorT = FbRot24Stip(xor,rot);
+ FbMaskStip (x, 24, leftMask, n, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ andT = FbNext24Stip(andT);
+ xorT = FbNext24Stip(xorT);
+ d++;
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop(READ(d), andT, xorT, rightMask));
+ }
+ else
+ {
+ FbStip mask;
+ mask = FbStipMask(x, dstBpp);
+ WRITE(d, FbDoMaskRRop (READ(d), and, xor, mask));
+ }
+ }
+ }
+}
+
+void
+fbPolyPoint (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int nptInit,
+ xPoint *pptInit)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbDots dots;
+ FbBits and, xor;
+ xPoint *ppt;
+ int npt;
+ BoxPtr pBox;
+ int nBox;
+
+ /* make pointlist origin relative */
+ ppt = pptInit;
+ npt = nptInit;
+ if (mode == CoordModePrevious)
+ {
+ npt--;
+ while(npt--)
+ {
+ ppt++;
+ ppt->x += (ppt-1)->x;
+ ppt->y += (ppt-1)->y;
+ }
+ }
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ and = pPriv->and;
+ xor = pPriv->xor;
+ dots = fbDots;
+ switch (dstBpp) {
+ case 8: dots = fbDots8; break;
+ case 16: dots = fbDots16; break;
+ case 24: dots = fbDots24; break;
+ case 32: dots = fbDots32; break;
+ }
+ for (nBox = RegionNumRects (pClip), pBox = RegionRects (pClip);
+ nBox--; pBox++)
+ (*dots) (dst, dstStride, dstBpp, pBox, pptInit, nptInit,
+ pDrawable->x, pDrawable->y, dstXoff, dstYoff, and, xor);
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/fbscreen.c b/xorg-server/fb/fbscreen.c index 9e6ecf50f..e5fc508f9 100644 --- a/xorg-server/fb/fbscreen.c +++ b/xorg-server/fb/fbscreen.c @@ -1,278 +1,278 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -Bool -fbCloseScreen (int index, ScreenPtr pScreen) -{ - int d; - DepthPtr depths = pScreen->allowedDepths; - - for (d = 0; d < pScreen->numDepths; d++) - free(depths[d].vids); - free(depths); - free(pScreen->visuals); - free(pScreen->devPrivate); - return TRUE; -} - -Bool -fbRealizeFont(ScreenPtr pScreen, FontPtr pFont) -{ - return TRUE; -} - -Bool -fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont) -{ - return TRUE; -} - -void -fbQueryBestSize (int class, - unsigned short *width, unsigned short *height, - ScreenPtr pScreen) -{ - unsigned short w; - - switch (class) { - case CursorShape: - if (*width > pScreen->width) - *width = pScreen->width; - if (*height > pScreen->height) - *height = pScreen->height; - break; - case TileShape: - case StippleShape: - w = *width; - if ((w & (w - 1)) && w < FB_UNIT) - { - for (w = 1; w < *width; w <<= 1) - ; - *width = w; - } - } -} - -PixmapPtr -_fbGetWindowPixmap (WindowPtr pWindow) -{ - return fbGetWindowPixmap (pWindow); -} - -void -_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap) -{ - dixSetPrivate(&pWindow->devPrivates, fbGetWinPrivateKey(), pPixmap); -} - -Bool -fbSetupScreen(ScreenPtr pScreen, - pointer pbits, /* pointer to screen bitmap */ - int xsize, /* in pixels */ - int ysize, - int dpix, /* dots per inch */ - int dpiy, - int width, /* pixel width of frame buffer */ - int bpp) /* bits per pixel for screen */ -{ - if (!fbAllocatePrivates(pScreen, NULL)) - return FALSE; - pScreen->defColormap = FakeClientID(0); - /* let CreateDefColormap do whatever it wants for pixels */ - pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0; - pScreen->QueryBestSize = fbQueryBestSize; - /* SaveScreen */ - pScreen->GetImage = fbGetImage; - pScreen->GetSpans = fbGetSpans; - pScreen->CreateWindow = fbCreateWindow; - pScreen->DestroyWindow = fbDestroyWindow; - pScreen->PositionWindow = fbPositionWindow; - pScreen->ChangeWindowAttributes = fbChangeWindowAttributes; - pScreen->RealizeWindow = fbMapWindow; - pScreen->UnrealizeWindow = fbUnmapWindow; - pScreen->CopyWindow = fbCopyWindow; - pScreen->CreatePixmap = fbCreatePixmap; - pScreen->DestroyPixmap = fbDestroyPixmap; - pScreen->RealizeFont = fbRealizeFont; - pScreen->UnrealizeFont = fbUnrealizeFont; - pScreen->CreateGC = fbCreateGC; - pScreen->CreateColormap = fbInitializeColormap; - pScreen->DestroyColormap = (void (*)(ColormapPtr))NoopDDA; - pScreen->InstallColormap = fbInstallColormap; - pScreen->UninstallColormap = fbUninstallColormap; - pScreen->ListInstalledColormaps = fbListInstalledColormaps; - pScreen->StoreColors = (void (*)(ColormapPtr, int, xColorItem *))NoopDDA; - pScreen->ResolveColor = fbResolveColor; - pScreen->BitmapToRegion = fbPixmapToRegion; - - pScreen->GetWindowPixmap = _fbGetWindowPixmap; - pScreen->SetWindowPixmap = _fbSetWindowPixmap; - - return TRUE; -} - -#ifdef FB_ACCESS_WRAPPER -Bool -wfbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap) -#else -Bool -fbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp) -#endif -{ - VisualPtr visuals; - DepthPtr depths; - int nvisuals; - int ndepths; - int rootdepth; - VisualID defaultVisual; - int imagebpp = bpp; - -#ifdef FB_DEBUG - int stride; - - ysize -= 2; - stride = (width * bpp) / 8; - fbSetBits ((FbStip *) pbits, - stride / sizeof (FbStip), FB_HEAD_BITS); - pbits = (void *) ((char *) pbits + stride); - fbSetBits ((FbStip *) ((char *) pbits + stride * ysize), - stride / sizeof (FbStip), FB_TAIL_BITS); -#endif - /* - * By default, a 24bpp screen will use 32bpp images, this avoids - * problems with many applications which just can't handle packed - * pixels. If you want real 24bit images, include a 24bpp - * format in the pixmap formats - */ - if (bpp == 24) - { - int f; - - imagebpp = 32; - /* - * Check to see if we're advertising a 24bpp image format, - * in which case windows will use it in preference to a 32 bit - * format. - */ - for (f = 0; f < screenInfo.numPixmapFormats; f++) - { - if (screenInfo.formats[f].bitsPerPixel == 24) - { - imagebpp = 24; - break; - } - } - } - if (imagebpp == 32) - { - fbGetScreenPrivate(pScreen)->win32bpp = bpp; - fbGetScreenPrivate(pScreen)->pix32bpp = bpp; - } - else - { - fbGetScreenPrivate(pScreen)->win32bpp = 32; - fbGetScreenPrivate(pScreen)->pix32bpp = 32; - } -#ifdef FB_ACCESS_WRAPPER - fbGetScreenPrivate(pScreen)->setupWrap = setupWrap; - fbGetScreenPrivate(pScreen)->finishWrap = finishWrap; -#endif - rootdepth = 0; - if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth, - &defaultVisual,((unsigned long)1<<(imagebpp-1)), 8)) - return FALSE; - if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width, - rootdepth, ndepths, depths, - defaultVisual, nvisuals, visuals)) - return FALSE; - /* overwrite miCloseScreen with our own */ - pScreen->CloseScreen = fbCloseScreen; - if (bpp == 24 && imagebpp == 32) - { - pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader; - pScreen->CreateScreenResources = fb24_32CreateScreenResources; - } - return TRUE; -} - -/* dts * (inch/dot) * (25.4 mm / inch) = mm */ -#ifdef FB_ACCESS_WRAPPER -Bool -wfbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap) -{ - if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) - return FALSE; - if (!wfbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, - width, bpp, setupWrap, finishWrap)) - return FALSE; - return TRUE; -} -#else -Bool -fbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp) -{ - if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) - return FALSE; - if (!fbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, - width, bpp)) - return FALSE; - return TRUE; -} -#endif +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+Bool
+fbCloseScreen (int index, ScreenPtr pScreen)
+{
+ int d;
+ DepthPtr depths = pScreen->allowedDepths;
+
+ for (d = 0; d < pScreen->numDepths; d++)
+ free(depths[d].vids);
+ free(depths);
+ free(pScreen->visuals);
+ free(pScreen->devPrivate);
+ return TRUE;
+}
+
+Bool
+fbRealizeFont(ScreenPtr pScreen, FontPtr pFont)
+{
+ return TRUE;
+}
+
+Bool
+fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont)
+{
+ return TRUE;
+}
+
+void
+fbQueryBestSize (int class,
+ unsigned short *width, unsigned short *height,
+ ScreenPtr pScreen)
+{
+ unsigned short w;
+
+ switch (class) {
+ case CursorShape:
+ if (*width > pScreen->width)
+ *width = pScreen->width;
+ if (*height > pScreen->height)
+ *height = pScreen->height;
+ break;
+ case TileShape:
+ case StippleShape:
+ w = *width;
+ if ((w & (w - 1)) && w < FB_UNIT)
+ {
+ for (w = 1; w < *width; w <<= 1)
+ ;
+ *width = w;
+ }
+ }
+}
+
+PixmapPtr
+_fbGetWindowPixmap (WindowPtr pWindow)
+{
+ return fbGetWindowPixmap (pWindow);
+}
+
+void
+_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
+{
+ dixSetPrivate(&pWindow->devPrivates, fbGetWinPrivateKey(), pPixmap);
+}
+
+Bool
+fbSetupScreen(ScreenPtr pScreen,
+ pointer pbits, /* pointer to screen bitmap */
+ int xsize, /* in pixels */
+ int ysize,
+ int dpix, /* dots per inch */
+ int dpiy,
+ int width, /* pixel width of frame buffer */
+ int bpp) /* bits per pixel for screen */
+{
+ if (!fbAllocatePrivates(pScreen, NULL))
+ return FALSE;
+ pScreen->defColormap = FakeClientID(0);
+ /* let CreateDefColormap do whatever it wants for pixels */
+ pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0;
+ pScreen->QueryBestSize = fbQueryBestSize;
+ /* SaveScreen */
+ pScreen->GetImage = fbGetImage;
+ pScreen->GetSpans = fbGetSpans;
+ pScreen->CreateWindow = fbCreateWindow;
+ pScreen->DestroyWindow = fbDestroyWindow;
+ pScreen->PositionWindow = fbPositionWindow;
+ pScreen->ChangeWindowAttributes = fbChangeWindowAttributes;
+ pScreen->RealizeWindow = fbMapWindow;
+ pScreen->UnrealizeWindow = fbUnmapWindow;
+ pScreen->CopyWindow = fbCopyWindow;
+ pScreen->CreatePixmap = fbCreatePixmap;
+ pScreen->DestroyPixmap = fbDestroyPixmap;
+ pScreen->RealizeFont = fbRealizeFont;
+ pScreen->UnrealizeFont = fbUnrealizeFont;
+ pScreen->CreateGC = fbCreateGC;
+ pScreen->CreateColormap = fbInitializeColormap;
+ pScreen->DestroyColormap = (void (*)(ColormapPtr))NoopDDA;
+ pScreen->InstallColormap = fbInstallColormap;
+ pScreen->UninstallColormap = fbUninstallColormap;
+ pScreen->ListInstalledColormaps = fbListInstalledColormaps;
+ pScreen->StoreColors = (void (*)(ColormapPtr, int, xColorItem *))NoopDDA;
+ pScreen->ResolveColor = fbResolveColor;
+ pScreen->BitmapToRegion = fbPixmapToRegion;
+
+ pScreen->GetWindowPixmap = _fbGetWindowPixmap;
+ pScreen->SetWindowPixmap = _fbSetWindowPixmap;
+
+ return TRUE;
+}
+
+#ifdef FB_ACCESS_WRAPPER
+Bool
+wfbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap)
+#else
+Bool
+fbFinishScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp)
+#endif
+{
+ VisualPtr visuals;
+ DepthPtr depths;
+ int nvisuals;
+ int ndepths;
+ int rootdepth;
+ VisualID defaultVisual;
+ int imagebpp = bpp;
+
+#ifdef FB_DEBUG
+ int stride;
+
+ ysize -= 2;
+ stride = (width * bpp) / 8;
+ fbSetBits ((FbStip *) pbits,
+ stride / sizeof (FbStip), FB_HEAD_BITS);
+ pbits = (void *) ((char *) pbits + stride);
+ fbSetBits ((FbStip *) ((char *) pbits + stride * ysize),
+ stride / sizeof (FbStip), FB_TAIL_BITS);
+#endif
+ /*
+ * By default, a 24bpp screen will use 32bpp images, this avoids
+ * problems with many applications which just can't handle packed
+ * pixels. If you want real 24bit images, include a 24bpp
+ * format in the pixmap formats
+ */
+ if (bpp == 24)
+ {
+ int f;
+
+ imagebpp = 32;
+ /*
+ * Check to see if we're advertising a 24bpp image format,
+ * in which case windows will use it in preference to a 32 bit
+ * format.
+ */
+ for (f = 0; f < screenInfo.numPixmapFormats; f++)
+ {
+ if (screenInfo.formats[f].bitsPerPixel == 24)
+ {
+ imagebpp = 24;
+ break;
+ }
+ }
+ }
+ if (imagebpp == 32)
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = bpp;
+ fbGetScreenPrivate(pScreen)->pix32bpp = bpp;
+ }
+ else
+ {
+ fbGetScreenPrivate(pScreen)->win32bpp = 32;
+ fbGetScreenPrivate(pScreen)->pix32bpp = 32;
+ }
+#ifdef FB_ACCESS_WRAPPER
+ fbGetScreenPrivate(pScreen)->setupWrap = setupWrap;
+ fbGetScreenPrivate(pScreen)->finishWrap = finishWrap;
+#endif
+ rootdepth = 0;
+ if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth,
+ &defaultVisual,((unsigned long)1<<(imagebpp-1)), 8))
+ return FALSE;
+ if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
+ rootdepth, ndepths, depths,
+ defaultVisual, nvisuals, visuals))
+ return FALSE;
+ /* overwrite miCloseScreen with our own */
+ pScreen->CloseScreen = fbCloseScreen;
+ if (bpp == 24 && imagebpp == 32)
+ {
+ pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader;
+ pScreen->CreateScreenResources = fb24_32CreateScreenResources;
+ }
+ return TRUE;
+}
+
+/* dts * (inch/dot) * (25.4 mm / inch) = mm */
+#ifdef FB_ACCESS_WRAPPER
+Bool
+wfbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp,
+ SetupWrapProcPtr setupWrap,
+ FinishWrapProcPtr finishWrap)
+{
+ if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp))
+ return FALSE;
+ if (!wfbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy,
+ width, bpp, setupWrap, finishWrap))
+ return FALSE;
+ return TRUE;
+}
+#else
+Bool
+fbScreenInit(ScreenPtr pScreen,
+ pointer pbits,
+ int xsize,
+ int ysize,
+ int dpix,
+ int dpiy,
+ int width,
+ int bpp)
+{
+ if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp))
+ return FALSE;
+ if (!fbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy,
+ width, bpp))
+ return FALSE;
+ return TRUE;
+}
+#endif
diff --git a/xorg-server/fb/fbseg.c b/xorg-server/fb/fbseg.c index 5a458fe51..4885bd87f 100644 --- a/xorg-server/fb/fbseg.c +++ b/xorg-server/fb/fbseg.c @@ -1,722 +1,722 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" -#include "miline.h" - -#define fbBresShiftMask(mask,dir,bpp) ((bpp == FB_STIP_UNIT) ? 0 : \ - ((dir < 0) ? FbStipLeft(mask,bpp) : \ - FbStipRight(mask,bpp))) - -void -fbBresSolid (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbStip and = (FbStip) pPriv->and; - FbStip xor = (FbStip) pPriv->xor; - FbStip mask, mask0; - FbStip bits; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - dst += ((y1 + dstYoff) * dstStride); - x1 = (x1 + dstXoff) * dstBpp; - dst += x1 >> FB_STIP_SHIFT; - x1 &= FB_STIP_MASK; - mask0 = FbStipMask(0, dstBpp); - mask = FbStipRight (mask0, x1); - if (signdx < 0) - mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp); - if (signdy < 0) - dstStride = -dstStride; - if (axis == X_AXIS) - { - bits = 0; - while (len--) - { - bits |= mask; - mask = fbBresShiftMask(mask,signdx,dstBpp); - if (!mask) - { - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits)); - bits = 0; - dst += signdx; - mask = mask0; - } - e += e1; - if (e >= 0) - { - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits)); - bits = 0; - dst += dstStride; - e += e3; - } - } - if (bits) - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits)); - } - else - { - while (len--) - { - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask)); - dst += dstStride; - e += e1; - if (e >= 0) - { - e += e3; - mask = fbBresShiftMask(mask,signdx,dstBpp); - if (!mask) - { - dst += signdx; - mask = mask0; - } - } - } - } - - fbFinishAccess (pDrawable); -} - -void -fbBresDash (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbStip and = (FbStip) pPriv->and; - FbStip xor = (FbStip) pPriv->xor; - FbStip bgand = (FbStip) pPriv->bgand; - FbStip bgxor = (FbStip) pPriv->bgxor; - FbStip mask, mask0; - FbDashDeclare; - int dashlen; - Bool even; - Bool doOdd; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - doOdd = pGC->lineStyle == LineDoubleDash; - - FbDashInit (pGC, pPriv, dashOffset, dashlen, even); - - dst += ((y1 + dstYoff) * dstStride); - x1 = (x1 + dstXoff) * dstBpp; - dst += x1 >> FB_STIP_SHIFT; - x1 &= FB_STIP_MASK; - mask0 = FbStipMask(0, dstBpp); - mask = FbStipRight (mask0, x1); - if (signdx < 0) - mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp); - if (signdy < 0) - dstStride = -dstStride; - while (len--) - { - if (even) - WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask)); - else if (doOdd) - WRITE(dst, FbDoMaskRRop (READ(dst), bgand, bgxor, mask)); - if (axis == X_AXIS) - { - mask = fbBresShiftMask(mask,signdx,dstBpp); - if (!mask) - { - dst += signdx; - mask = mask0; - } - e += e1; - if (e >= 0) - { - dst += dstStride; - e += e3; - } - } - else - { - dst += dstStride; - e += e1; - if (e >= 0) - { - e += e3; - mask = fbBresShiftMask(mask,signdx,dstBpp); - if (!mask) - { - dst += signdx; - mask = mask0; - } - } - } - FbDashStep (dashlen, even); - } - - fbFinishAccess (pDrawable); -} - -void -fbBresFill (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - while (len--) - { - fbFill (pDrawable, pGC, x1, y1, 1, 1); - if (axis == X_AXIS) - { - x1 += signdx; - e += e1; - if (e >= 0) - { - e += e3; - y1 += signdy; - } - } - else - { - y1 += signdy; - e += e1; - if (e >= 0) - { - e += e3; - x1 += signdx; - } - } - } -} - -static void -fbSetFg (DrawablePtr pDrawable, - GCPtr pGC, - Pixel fg) -{ - if (fg != pGC->fgPixel) - { - ChangeGCVal val; - val.val = fg; - ChangeGC (NullClient, pGC, GCForeground, &val); - ValidateGC (pDrawable, pGC); - } -} - -void -fbBresFillDash (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbDashDeclare; - int dashlen; - Bool even; - Bool doOdd; - Bool doBg; - Pixel fg, bg; - - fg = pGC->fgPixel; - bg = pGC->bgPixel; - - /* whether to fill the odd dashes */ - doOdd = pGC->lineStyle == LineDoubleDash; - /* whether to switch fg to bg when filling odd dashes */ - doBg = doOdd && (pGC->fillStyle == FillSolid || - pGC->fillStyle == FillStippled); - - /* compute current dash position */ - FbDashInit (pGC, pPriv, dashOffset, dashlen, even); - - while (len--) - { - if (even || doOdd) - { - if (doBg) - { - if (even) - fbSetFg (pDrawable, pGC, fg); - else - fbSetFg (pDrawable, pGC, bg); - } - fbFill (pDrawable, pGC, x1, y1, 1, 1); - } - if (axis == X_AXIS) - { - x1 += signdx; - e += e1; - if (e >= 0) - { - e += e3; - y1 += signdy; - } - } - else - { - y1 += signdy; - e += e1; - if (e >= 0) - { - e += e3; - x1 += signdx; - } - } - FbDashStep (dashlen, even); - } - if (doBg) - fbSetFg (pDrawable, pGC, fg); -} - -static void -fbBresSolid24RRop (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbStip and = pPriv->and; - FbStip xor = pPriv->xor; - FbStip leftMask, rightMask; - int nl; - FbStip *d; - int x; - int rot; - FbStip andT, xorT; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - dst += ((y1 + dstYoff) * dstStride); - x1 = (x1 + dstXoff) * 24; - if (signdy < 0) - dstStride = -dstStride; - signdx *= 24; - while (len--) - { - d = dst + (x1 >> FB_STIP_SHIFT); - x = x1 & FB_STIP_MASK; - rot = FbFirst24Rot (x); - andT = FbRot24Stip(and,rot); - xorT = FbRot24Stip(xor,rot); - FbMaskStip (x, 24, leftMask, nl, rightMask); - if (leftMask) - { - WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask)); - d++; - andT = FbNext24Stip (andT); - xorT = FbNext24Stip (xorT); - } - if (rightMask) - WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask)); - if (axis == X_AXIS) - { - x1 += signdx; - e += e1; - if (e >= 0) - { - e += e3; - dst += dstStride; - } - } - else - { - dst += dstStride; - e += e1; - if (e >= 0) - { - e += e3; - x1 += signdx; - } - } - } - - fbFinishAccess (pDrawable); -} - -static void -fbBresDash24RRop (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - FbStip andT, xorT; - FbStip fgand = pPriv->and; - FbStip fgxor = pPriv->xor; - FbStip bgand = pPriv->bgand; - FbStip bgxor = pPriv->bgxor; - FbStip leftMask, rightMask; - int nl; - FbStip *d; - int x; - int rot; - FbDashDeclare; - int dashlen; - Bool even; - Bool doOdd; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - doOdd = pGC->lineStyle == LineDoubleDash; - - /* compute current dash position */ - FbDashInit(pGC, pPriv, dashOffset, dashlen, even); - - dst += ((y1 + dstYoff) * dstStride); - x1 = (x1 + dstXoff) * 24; - if (signdy < 0) - dstStride = -dstStride; - signdx *= 24; - while (len--) - { - if (even || doOdd) - { - if (even) - { - andT = fgand; - xorT = fgxor; - } - else - { - andT = bgand; - xorT = bgxor; - } - d = dst + (x1 >> FB_STIP_SHIFT); - x = x1 & FB_STIP_MASK; - rot = FbFirst24Rot (x); - andT = FbRot24Stip (andT, rot); - xorT = FbRot24Stip (xorT, rot); - FbMaskStip (x, 24, leftMask, nl, rightMask); - if (leftMask) - { - WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask)); - d++; - andT = FbNext24Stip (andT); - xorT = FbNext24Stip (xorT); - } - if (rightMask) - WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask)); - } - if (axis == X_AXIS) - { - x1 += signdx; - e += e1; - if (e >= 0) - { - e += e3; - dst += dstStride; - } - } - else - { - dst += dstStride; - e += e1; - if (e >= 0) - { - e += e3; - x1 += signdx; - } - } - FbDashStep (dashlen, even); - } - - fbFinishAccess (pDrawable); -} - -/* - * For drivers that want to bail drawing some lines, this - * function takes care of selecting the appropriate rasterizer - * based on the contents of the specified GC. - */ - -FbBres * -fbSelectBres (DrawablePtr pDrawable, - GCPtr pGC) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - int dstBpp = pDrawable->bitsPerPixel; - FbBres * bres; - - if (pGC->lineStyle == LineSolid) - { - bres = fbBresFill; - if (pGC->fillStyle == FillSolid) - { - bres = fbBresSolid; - if (dstBpp == 24) - bres = fbBresSolid24RRop; - if (pPriv->and == 0) - { - switch (dstBpp) { - case 8: bres = fbBresSolid8; break; - case 16: bres = fbBresSolid16; break; - case 24: bres = fbBresSolid24; break; - case 32: bres = fbBresSolid32; break; - } - } - } - } - else - { - bres = fbBresFillDash; - if (pGC->fillStyle == FillSolid) - { - bres = fbBresDash; - if (dstBpp == 24) - bres = fbBresDash24RRop; - if (pPriv->and == 0 && - (pGC->lineStyle == LineOnOffDash || pPriv->bgand == 0)) - { - switch (dstBpp) { - case 8: bres = fbBresDash8; break; - case 16: bres = fbBresDash16; break; - case 24: bres = fbBresDash24; break; - case 32: bres = fbBresDash32; break; - } - } - } - } - return bres; -} - -void -fbBres (DrawablePtr pDrawable, - GCPtr pGC, - int dashOffset, - int signdx, - int signdy, - int axis, - int x1, - int y1, - int e, - int e1, - int e3, - int len) -{ - (*fbSelectBres (pDrawable, pGC)) (pDrawable, pGC, dashOffset, - signdx, signdy, axis, x1, y1, - e, e1, e3, len); -} - -void -fbSegment (DrawablePtr pDrawable, - GCPtr pGC, - int x1, - int y1, - int x2, - int y2, - Bool drawLast, - int *dashOffset) -{ - FbBres * bres; - RegionPtr pClip = fbGetCompositeClip(pGC); - BoxPtr pBox; - int nBox; - int adx; /* abs values of dx and dy */ - int ady; - int signdx; /* sign of dx and dy */ - int signdy; - int e, e1, e2, e3; /* bresenham error and increments */ - int len; /* length of segment */ - int axis; /* major axis */ - int octant; - int dashoff; - int doff; - unsigned int bias = miGetZeroLineBias(pDrawable->pScreen); - unsigned int oc1; /* outcode of point 1 */ - unsigned int oc2; /* outcode of point 2 */ - - nBox = RegionNumRects (pClip); - pBox = RegionRects (pClip); - - bres = fbSelectBres (pDrawable, pGC); - - CalcLineDeltas(x1, y1, x2, y2, adx, ady, signdx, signdy, - 1, 1, octant); - - if (adx > ady) - { - axis = X_AXIS; - e1 = ady << 1; - e2 = e1 - (adx << 1); - e = e1 - adx; - len = adx; - } - else - { - axis = Y_AXIS; - e1 = adx << 1; - e2 = e1 - (ady << 1); - e = e1 - ady; - SetYMajorOctant(octant); - len = ady; - } - - FIXUP_ERROR (e, octant, bias); - - /* - * Adjust error terms to compare against zero - */ - e3 = e2 - e1; - e = e - e1; - - /* we have bresenham parameters and two points. - all we have to do now is clip and draw. - */ - - if (drawLast) - len++; - dashoff = *dashOffset; - *dashOffset = dashoff + len; - while(nBox--) - { - oc1 = 0; - oc2 = 0; - OUTCODES(oc1, x1, y1, pBox); - OUTCODES(oc2, x2, y2, pBox); - if ((oc1 | oc2) == 0) - { - (*bres) (pDrawable, pGC, dashoff, - signdx, signdy, axis, x1, y1, - e, e1, e3, len); - break; - } - else if (oc1 & oc2) - { - pBox++; - } - else - { - int new_x1 = x1, new_y1 = y1, new_x2 = x2, new_y2 = y2; - int clip1 = 0, clip2 = 0; - int clipdx, clipdy; - int err; - - if (miZeroClipLine(pBox->x1, pBox->y1, pBox->x2-1, - pBox->y2-1, - &new_x1, &new_y1, &new_x2, &new_y2, - adx, ady, &clip1, &clip2, - octant, bias, oc1, oc2) == -1) - { - pBox++; - continue; - } - - if (axis == X_AXIS) - len = abs(new_x2 - new_x1); - else - len = abs(new_y2 - new_y1); - if (clip2 != 0 || drawLast) - len++; - if (len) - { - /* unwind bresenham error term to first point */ - doff = dashoff; - err = e; - if (clip1) - { - clipdx = abs(new_x1 - x1); - clipdy = abs(new_y1 - y1); - if (axis == X_AXIS) - { - doff += clipdx; - err += e3 * clipdy + e1 * clipdx; - } - else - { - doff += clipdy; - err += e3 * clipdx + e1 * clipdy; - } - } - (*bres) (pDrawable, pGC, doff, - signdx, signdy, axis, new_x1, new_y1, - err, e1, e3, len); - } - pBox++; - } - } /* while (nBox--) */ -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+#include "miline.h"
+
+#define fbBresShiftMask(mask,dir,bpp) ((bpp == FB_STIP_UNIT) ? 0 : \
+ ((dir < 0) ? FbStipLeft(mask,bpp) : \
+ FbStipRight(mask,bpp)))
+
+void
+fbBresSolid (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = (FbStip) pPriv->and;
+ FbStip xor = (FbStip) pPriv->xor;
+ FbStip mask, mask0;
+ FbStip bits;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * dstBpp;
+ dst += x1 >> FB_STIP_SHIFT;
+ x1 &= FB_STIP_MASK;
+ mask0 = FbStipMask(0, dstBpp);
+ mask = FbStipRight (mask0, x1);
+ if (signdx < 0)
+ mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp);
+ if (signdy < 0)
+ dstStride = -dstStride;
+ if (axis == X_AXIS)
+ {
+ bits = 0;
+ while (len--)
+ {
+ bits |= mask;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ bits = 0;
+ dst += signdx;
+ mask = mask0;
+ }
+ e += e1;
+ if (e >= 0)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ bits = 0;
+ dst += dstStride;
+ e += e3;
+ }
+ }
+ if (bits)
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, bits));
+ }
+ else
+ {
+ while (len--)
+ {
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask));
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbBresDash (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = (FbStip) pPriv->and;
+ FbStip xor = (FbStip) pPriv->xor;
+ FbStip bgand = (FbStip) pPriv->bgand;
+ FbStip bgxor = (FbStip) pPriv->bgxor;
+ FbStip mask, mask0;
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ doOdd = pGC->lineStyle == LineDoubleDash;
+
+ FbDashInit (pGC, pPriv, dashOffset, dashlen, even);
+
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * dstBpp;
+ dst += x1 >> FB_STIP_SHIFT;
+ x1 &= FB_STIP_MASK;
+ mask0 = FbStipMask(0, dstBpp);
+ mask = FbStipRight (mask0, x1);
+ if (signdx < 0)
+ mask0 = FbStipRight (mask0, FB_STIP_UNIT - dstBpp);
+ if (signdy < 0)
+ dstStride = -dstStride;
+ while (len--)
+ {
+ if (even)
+ WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, mask));
+ else if (doOdd)
+ WRITE(dst, FbDoMaskRRop (READ(dst), bgand, bgxor, mask));
+ if (axis == X_AXIS)
+ {
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ e += e1;
+ if (e >= 0)
+ {
+ dst += dstStride;
+ e += e3;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ mask = fbBresShiftMask(mask,signdx,dstBpp);
+ if (!mask)
+ {
+ dst += signdx;
+ mask = mask0;
+ }
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbBresFill (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ while (len--)
+ {
+ fbFill (pDrawable, pGC, x1, y1, 1, 1);
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ y1 += signdy;
+ }
+ }
+ else
+ {
+ y1 += signdy;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ }
+}
+
+static void
+fbSetFg (DrawablePtr pDrawable,
+ GCPtr pGC,
+ Pixel fg)
+{
+ if (fg != pGC->fgPixel)
+ {
+ ChangeGCVal val;
+ val.val = fg;
+ ChangeGC (NullClient, pGC, GCForeground, &val);
+ ValidateGC (pDrawable, pGC);
+ }
+}
+
+void
+fbBresFillDash (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+ Bool doBg;
+ Pixel fg, bg;
+
+ fg = pGC->fgPixel;
+ bg = pGC->bgPixel;
+
+ /* whether to fill the odd dashes */
+ doOdd = pGC->lineStyle == LineDoubleDash;
+ /* whether to switch fg to bg when filling odd dashes */
+ doBg = doOdd && (pGC->fillStyle == FillSolid ||
+ pGC->fillStyle == FillStippled);
+
+ /* compute current dash position */
+ FbDashInit (pGC, pPriv, dashOffset, dashlen, even);
+
+ while (len--)
+ {
+ if (even || doOdd)
+ {
+ if (doBg)
+ {
+ if (even)
+ fbSetFg (pDrawable, pGC, fg);
+ else
+ fbSetFg (pDrawable, pGC, bg);
+ }
+ fbFill (pDrawable, pGC, x1, y1, 1, 1);
+ }
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ y1 += signdy;
+ }
+ }
+ else
+ {
+ y1 += signdy;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+ if (doBg)
+ fbSetFg (pDrawable, pGC, fg);
+}
+
+static void
+fbBresSolid24RRop (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip and = pPriv->and;
+ FbStip xor = pPriv->xor;
+ FbStip leftMask, rightMask;
+ int nl;
+ FbStip *d;
+ int x;
+ int rot;
+ FbStip andT, xorT;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * 24;
+ if (signdy < 0)
+ dstStride = -dstStride;
+ signdx *= 24;
+ while (len--)
+ {
+ d = dst + (x1 >> FB_STIP_SHIFT);
+ x = x1 & FB_STIP_MASK;
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip(and,rot);
+ xorT = FbRot24Stip(xor,rot);
+ FbMaskStip (x, 24, leftMask, nl, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ d++;
+ andT = FbNext24Stip (andT);
+ xorT = FbNext24Stip (xorT);
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask));
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+static void
+fbBresDash24RRop (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ FbStip andT, xorT;
+ FbStip fgand = pPriv->and;
+ FbStip fgxor = pPriv->xor;
+ FbStip bgand = pPriv->bgand;
+ FbStip bgxor = pPriv->bgxor;
+ FbStip leftMask, rightMask;
+ int nl;
+ FbStip *d;
+ int x;
+ int rot;
+ FbDashDeclare;
+ int dashlen;
+ Bool even;
+ Bool doOdd;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ doOdd = pGC->lineStyle == LineDoubleDash;
+
+ /* compute current dash position */
+ FbDashInit(pGC, pPriv, dashOffset, dashlen, even);
+
+ dst += ((y1 + dstYoff) * dstStride);
+ x1 = (x1 + dstXoff) * 24;
+ if (signdy < 0)
+ dstStride = -dstStride;
+ signdx *= 24;
+ while (len--)
+ {
+ if (even || doOdd)
+ {
+ if (even)
+ {
+ andT = fgand;
+ xorT = fgxor;
+ }
+ else
+ {
+ andT = bgand;
+ xorT = bgxor;
+ }
+ d = dst + (x1 >> FB_STIP_SHIFT);
+ x = x1 & FB_STIP_MASK;
+ rot = FbFirst24Rot (x);
+ andT = FbRot24Stip (andT, rot);
+ xorT = FbRot24Stip (xorT, rot);
+ FbMaskStip (x, 24, leftMask, nl, rightMask);
+ if (leftMask)
+ {
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, leftMask));
+ d++;
+ andT = FbNext24Stip (andT);
+ xorT = FbNext24Stip (xorT);
+ }
+ if (rightMask)
+ WRITE(d, FbDoMaskRRop (READ(d), andT, xorT, rightMask));
+ }
+ if (axis == X_AXIS)
+ {
+ x1 += signdx;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ dst += dstStride;
+ }
+ }
+ else
+ {
+ dst += dstStride;
+ e += e1;
+ if (e >= 0)
+ {
+ e += e3;
+ x1 += signdx;
+ }
+ }
+ FbDashStep (dashlen, even);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+/*
+ * For drivers that want to bail drawing some lines, this
+ * function takes care of selecting the appropriate rasterizer
+ * based on the contents of the specified GC.
+ */
+
+FbBres *
+fbSelectBres (DrawablePtr pDrawable,
+ GCPtr pGC)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ int dstBpp = pDrawable->bitsPerPixel;
+ FbBres * bres;
+
+ if (pGC->lineStyle == LineSolid)
+ {
+ bres = fbBresFill;
+ if (pGC->fillStyle == FillSolid)
+ {
+ bres = fbBresSolid;
+ if (dstBpp == 24)
+ bres = fbBresSolid24RRop;
+ if (pPriv->and == 0)
+ {
+ switch (dstBpp) {
+ case 8: bres = fbBresSolid8; break;
+ case 16: bres = fbBresSolid16; break;
+ case 24: bres = fbBresSolid24; break;
+ case 32: bres = fbBresSolid32; break;
+ }
+ }
+ }
+ }
+ else
+ {
+ bres = fbBresFillDash;
+ if (pGC->fillStyle == FillSolid)
+ {
+ bres = fbBresDash;
+ if (dstBpp == 24)
+ bres = fbBresDash24RRop;
+ if (pPriv->and == 0 &&
+ (pGC->lineStyle == LineOnOffDash || pPriv->bgand == 0))
+ {
+ switch (dstBpp) {
+ case 8: bres = fbBresDash8; break;
+ case 16: bres = fbBresDash16; break;
+ case 24: bres = fbBresDash24; break;
+ case 32: bres = fbBresDash32; break;
+ }
+ }
+ }
+ }
+ return bres;
+}
+
+void
+fbBres (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int dashOffset,
+ int signdx,
+ int signdy,
+ int axis,
+ int x1,
+ int y1,
+ int e,
+ int e1,
+ int e3,
+ int len)
+{
+ (*fbSelectBres (pDrawable, pGC)) (pDrawable, pGC, dashOffset,
+ signdx, signdy, axis, x1, y1,
+ e, e1, e3, len);
+}
+
+void
+fbSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x1,
+ int y1,
+ int x2,
+ int y2,
+ Bool drawLast,
+ int *dashOffset)
+{
+ FbBres * bres;
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ BoxPtr pBox;
+ int nBox;
+ int adx; /* abs values of dx and dy */
+ int ady;
+ int signdx; /* sign of dx and dy */
+ int signdy;
+ int e, e1, e2, e3; /* bresenham error and increments */
+ int len; /* length of segment */
+ int axis; /* major axis */
+ int octant;
+ int dashoff;
+ int doff;
+ unsigned int bias = miGetZeroLineBias(pDrawable->pScreen);
+ unsigned int oc1; /* outcode of point 1 */
+ unsigned int oc2; /* outcode of point 2 */
+
+ nBox = RegionNumRects (pClip);
+ pBox = RegionRects (pClip);
+
+ bres = fbSelectBres (pDrawable, pGC);
+
+ CalcLineDeltas(x1, y1, x2, y2, adx, ady, signdx, signdy,
+ 1, 1, octant);
+
+ if (adx > ady)
+ {
+ axis = X_AXIS;
+ e1 = ady << 1;
+ e2 = e1 - (adx << 1);
+ e = e1 - adx;
+ len = adx;
+ }
+ else
+ {
+ axis = Y_AXIS;
+ e1 = adx << 1;
+ e2 = e1 - (ady << 1);
+ e = e1 - ady;
+ SetYMajorOctant(octant);
+ len = ady;
+ }
+
+ FIXUP_ERROR (e, octant, bias);
+
+ /*
+ * Adjust error terms to compare against zero
+ */
+ e3 = e2 - e1;
+ e = e - e1;
+
+ /* we have bresenham parameters and two points.
+ all we have to do now is clip and draw.
+ */
+
+ if (drawLast)
+ len++;
+ dashoff = *dashOffset;
+ *dashOffset = dashoff + len;
+ while(nBox--)
+ {
+ oc1 = 0;
+ oc2 = 0;
+ OUTCODES(oc1, x1, y1, pBox);
+ OUTCODES(oc2, x2, y2, pBox);
+ if ((oc1 | oc2) == 0)
+ {
+ (*bres) (pDrawable, pGC, dashoff,
+ signdx, signdy, axis, x1, y1,
+ e, e1, e3, len);
+ break;
+ }
+ else if (oc1 & oc2)
+ {
+ pBox++;
+ }
+ else
+ {
+ int new_x1 = x1, new_y1 = y1, new_x2 = x2, new_y2 = y2;
+ int clip1 = 0, clip2 = 0;
+ int clipdx, clipdy;
+ int err;
+
+ if (miZeroClipLine(pBox->x1, pBox->y1, pBox->x2-1,
+ pBox->y2-1,
+ &new_x1, &new_y1, &new_x2, &new_y2,
+ adx, ady, &clip1, &clip2,
+ octant, bias, oc1, oc2) == -1)
+ {
+ pBox++;
+ continue;
+ }
+
+ if (axis == X_AXIS)
+ len = abs(new_x2 - new_x1);
+ else
+ len = abs(new_y2 - new_y1);
+ if (clip2 != 0 || drawLast)
+ len++;
+ if (len)
+ {
+ /* unwind bresenham error term to first point */
+ doff = dashoff;
+ err = e;
+ if (clip1)
+ {
+ clipdx = abs(new_x1 - x1);
+ clipdy = abs(new_y1 - y1);
+ if (axis == X_AXIS)
+ {
+ doff += clipdx;
+ err += e3 * clipdy + e1 * clipdx;
+ }
+ else
+ {
+ doff += clipdy;
+ err += e3 * clipdx + e1 * clipdy;
+ }
+ }
+ (*bres) (pDrawable, pGC, doff,
+ signdx, signdy, axis, new_x1, new_y1,
+ err, e1, e3, len);
+ }
+ pBox++;
+ }
+ } /* while (nBox--) */
+}
diff --git a/xorg-server/fb/fbsetsp.c b/xorg-server/fb/fbsetsp.c index 65ec8b874..8076d5db6 100644 --- a/xorg-server/fb/fbsetsp.c +++ b/xorg-server/fb/fbsetsp.c @@ -1,100 +1,100 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -void -fbSetSpans (DrawablePtr pDrawable, - GCPtr pGC, - char *src, - DDXPointPtr ppt, - int *pwidth, - int nspans, - int fSorted) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - RegionPtr pClip = fbGetCompositeClip(pGC); - FbBits *dst, *d, *s; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - BoxPtr pbox; - int n; - int xoff; - int x1, x2; - - if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth)) - { - fb24_32SetSpans (pDrawable, pGC, src, ppt, pwidth, nspans, fSorted); - return; - } - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - while (nspans--) - { - d = dst + (ppt->y + dstYoff) * dstStride; - xoff = (int) (((long) src) & (FB_MASK >> 3)); - s = (FbBits *) (src - xoff); - xoff <<= 3; - n = RegionNumRects(pClip); - pbox = RegionRects (pClip); - while (n--) - { - if (pbox->y1 > ppt->y) - break; - if (pbox->y2 > ppt->y) - { - x1 = ppt->x; - x2 = x1 + *pwidth; - if (pbox->x1 > x1) - x1 = pbox->x1; - if (pbox->x2 < x2) - x2 = pbox->x2; - if (x1 < x2) - fbBlt ((FbBits *) s, - 0, - (x1 - ppt->x) * dstBpp + xoff, - d, - dstStride, - (x1 + dstXoff) * dstBpp, - - (x2 - x1) * dstBpp, - 1, - pGC->alu, - pPriv->pm, - dstBpp, - - FALSE, - FALSE); - } - } - src += PixmapBytePad (*pwidth, pDrawable->depth); - ppt++; - pwidth++; - } - fbValidateDrawable (pDrawable); - fbFinishAccess (pDrawable); -} - +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbSetSpans (DrawablePtr pDrawable,
+ GCPtr pGC,
+ char *src,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ int fSorted)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ FbBits *dst, *d, *s;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ BoxPtr pbox;
+ int n;
+ int xoff;
+ int x1, x2;
+
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ fb24_32SetSpans (pDrawable, pGC, src, ppt, pwidth, nspans, fSorted);
+ return;
+ }
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ while (nspans--)
+ {
+ d = dst + (ppt->y + dstYoff) * dstStride;
+ xoff = (int) (((long) src) & (FB_MASK >> 3));
+ s = (FbBits *) (src - xoff);
+ xoff <<= 3;
+ n = RegionNumRects(pClip);
+ pbox = RegionRects (pClip);
+ while (n--)
+ {
+ if (pbox->y1 > ppt->y)
+ break;
+ if (pbox->y2 > ppt->y)
+ {
+ x1 = ppt->x;
+ x2 = x1 + *pwidth;
+ if (pbox->x1 > x1)
+ x1 = pbox->x1;
+ if (pbox->x2 < x2)
+ x2 = pbox->x2;
+ if (x1 < x2)
+ fbBlt ((FbBits *) s,
+ 0,
+ (x1 - ppt->x) * dstBpp + xoff,
+ d,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ 1,
+ pGC->alu,
+ pPriv->pm,
+ dstBpp,
+
+ FALSE,
+ FALSE);
+ }
+ }
+ src += PixmapBytePad (*pwidth, pDrawable->depth);
+ ppt++;
+ pwidth++;
+ }
+ fbValidateDrawable (pDrawable);
+ fbFinishAccess (pDrawable);
+}
+
diff --git a/xorg-server/fb/fbsolid.c b/xorg-server/fb/fbsolid.c index 414378531..544a1c683 100644 --- a/xorg-server/fb/fbsolid.c +++ b/xorg-server/fb/fbsolid.c @@ -1,209 +1,209 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#define FbSelectPart(xor,o,t) xor - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -void -fbSolid (FbBits *dst, - FbStride dstStride, - int dstX, - int bpp, - - int width, - int height, - - FbBits and, - FbBits xor) -{ - FbBits startmask, endmask; - int n, nmiddle; - int startbyte, endbyte; - - if (bpp == 24 && (!FbCheck24Pix(and) || !FbCheck24Pix(xor))) - { - fbSolid24 (dst, dstStride, dstX, width, height, and, xor); - return; - } - dst += dstX >> FB_SHIFT; - dstX &= FB_MASK; - FbMaskBitsBytes(dstX, width, and == 0, startmask, startbyte, - nmiddle, endmask, endbyte); - if (startmask) - dstStride--; - dstStride -= nmiddle; - while (height--) - { - if (startmask) - { - FbDoLeftMaskByteRRop(dst,startbyte,startmask,and,xor); - dst++; - } - n = nmiddle; - if (!and) - while (n--) - WRITE(dst++, xor); - else - while (n--) - { - WRITE(dst, FbDoRRop (READ(dst), and, xor)); - dst++; - } - if (endmask) - FbDoRightMaskByteRRop(dst,endbyte,endmask,and,xor); - dst += dstStride; - } -} - -void -fbSolid24 (FbBits *dst, - FbStride dstStride, - int dstX, - - int width, - int height, - - FbBits and, - FbBits xor) -{ - FbBits startmask, endmask; - FbBits xor0 = 0, xor1 = 0, xor2 = 0; - FbBits and0 = 0, and1 = 0, and2 = 0; - FbBits xorS = 0, andS = 0, xorE = 0, andE = 0; - int n, nmiddle; - int rotS, rot; - - dst += dstX >> FB_SHIFT; - dstX &= FB_MASK; - /* - * Rotate pixel values this far across the word to align on - * screen pixel boundaries - */ - rot = FbFirst24Rot (dstX); - FbMaskBits (dstX, width, startmask, nmiddle, endmask); - if (startmask) - dstStride--; - dstStride -= nmiddle; - - /* - * Precompute rotated versions of the rasterop values - */ - rotS = rot; - xor = FbRot24(xor,rotS); - and = FbRot24(and,rotS); - if (startmask) - { - xorS = xor; - andS = and; - xor = FbNext24Pix(xor); - and = FbNext24Pix(and); - } - - if (nmiddle) - { - xor0 = xor; - and0 = and; - xor1 = FbNext24Pix(xor0); - and1 = FbNext24Pix(and0); - xor2 = FbNext24Pix(xor1); - and2 = FbNext24Pix(and1); - } - - if (endmask) - { - switch (nmiddle % 3) { - case 0: - xorE = xor; - andE = and; - break; - case 1: - xorE = xor1; - andE = and1; - break; - case 2: - xorE = xor2; - andE = and2; - break; - } - } - - while (height--) - { - if (startmask) - { - WRITE(dst, FbDoMaskRRop(READ(dst), andS, xorS, startmask)); - dst++; - } - n = nmiddle; - if (!and0) - { - while (n >= 3) - { - WRITE(dst++, xor0); - WRITE(dst++, xor1); - WRITE(dst++, xor2); - n -= 3; - } - if (n) - { - WRITE(dst++, xor0); - n--; - if (n) - { - WRITE(dst++, xor1); - } - } - } - else - { - while (n >= 3) - { - WRITE(dst, FbDoRRop (READ(dst), and0, xor0)); - dst++; - WRITE(dst, FbDoRRop (READ(dst), and1, xor1)); - dst++; - WRITE(dst, FbDoRRop (READ(dst), and2, xor2)); - dst++; - n -= 3; - } - if (n) - { - WRITE(dst, FbDoRRop (READ(dst), and0, xor0)); - dst++; - n--; - if (n) - { - WRITE(dst, FbDoRRop (READ(dst), and1, xor1)); - dst++; - } - } - } - if (endmask) - WRITE(dst, FbDoMaskRRop (READ(dst), andE, xorE, endmask)); - dst += dstStride; - } -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#define FbSelectPart(xor,o,t) xor
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+void
+fbSolid (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int bpp,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor)
+{
+ FbBits startmask, endmask;
+ int n, nmiddle;
+ int startbyte, endbyte;
+
+ if (bpp == 24 && (!FbCheck24Pix(and) || !FbCheck24Pix(xor)))
+ {
+ fbSolid24 (dst, dstStride, dstX, width, height, and, xor);
+ return;
+ }
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBitsBytes(dstX, width, and == 0, startmask, startbyte,
+ nmiddle, endmask, endbyte);
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+ while (height--)
+ {
+ if (startmask)
+ {
+ FbDoLeftMaskByteRRop(dst,startbyte,startmask,and,xor);
+ dst++;
+ }
+ n = nmiddle;
+ if (!and)
+ while (n--)
+ WRITE(dst++, xor);
+ else
+ while (n--)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and, xor));
+ dst++;
+ }
+ if (endmask)
+ FbDoRightMaskByteRRop(dst,endbyte,endmask,and,xor);
+ dst += dstStride;
+ }
+}
+
+void
+fbSolid24 (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+
+ int width,
+ int height,
+
+ FbBits and,
+ FbBits xor)
+{
+ FbBits startmask, endmask;
+ FbBits xor0 = 0, xor1 = 0, xor2 = 0;
+ FbBits and0 = 0, and1 = 0, and2 = 0;
+ FbBits xorS = 0, andS = 0, xorE = 0, andE = 0;
+ int n, nmiddle;
+ int rotS, rot;
+
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ /*
+ * Rotate pixel values this far across the word to align on
+ * screen pixel boundaries
+ */
+ rot = FbFirst24Rot (dstX);
+ FbMaskBits (dstX, width, startmask, nmiddle, endmask);
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+
+ /*
+ * Precompute rotated versions of the rasterop values
+ */
+ rotS = rot;
+ xor = FbRot24(xor,rotS);
+ and = FbRot24(and,rotS);
+ if (startmask)
+ {
+ xorS = xor;
+ andS = and;
+ xor = FbNext24Pix(xor);
+ and = FbNext24Pix(and);
+ }
+
+ if (nmiddle)
+ {
+ xor0 = xor;
+ and0 = and;
+ xor1 = FbNext24Pix(xor0);
+ and1 = FbNext24Pix(and0);
+ xor2 = FbNext24Pix(xor1);
+ and2 = FbNext24Pix(and1);
+ }
+
+ if (endmask)
+ {
+ switch (nmiddle % 3) {
+ case 0:
+ xorE = xor;
+ andE = and;
+ break;
+ case 1:
+ xorE = xor1;
+ andE = and1;
+ break;
+ case 2:
+ xorE = xor2;
+ andE = and2;
+ break;
+ }
+ }
+
+ while (height--)
+ {
+ if (startmask)
+ {
+ WRITE(dst, FbDoMaskRRop(READ(dst), andS, xorS, startmask));
+ dst++;
+ }
+ n = nmiddle;
+ if (!and0)
+ {
+ while (n >= 3)
+ {
+ WRITE(dst++, xor0);
+ WRITE(dst++, xor1);
+ WRITE(dst++, xor2);
+ n -= 3;
+ }
+ if (n)
+ {
+ WRITE(dst++, xor0);
+ n--;
+ if (n)
+ {
+ WRITE(dst++, xor1);
+ }
+ }
+ }
+ else
+ {
+ while (n >= 3)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
+ dst++;
+ WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
+ dst++;
+ WRITE(dst, FbDoRRop (READ(dst), and2, xor2));
+ dst++;
+ n -= 3;
+ }
+ if (n)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
+ dst++;
+ n--;
+ if (n)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
+ dst++;
+ }
+ }
+ }
+ if (endmask)
+ WRITE(dst, FbDoMaskRRop (READ(dst), andE, xorE, endmask));
+ dst += dstStride;
+ }
+}
diff --git a/xorg-server/fb/fbstipple.c b/xorg-server/fb/fbstipple.c index dc1fd468f..1316d5113 100644 --- a/xorg-server/fb/fbstipple.c +++ b/xorg-server/fb/fbstipple.c @@ -1,308 +1,308 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -/* - * This is a slight abuse of the preprocessor to generate repetitive - * code, the idea is to generate code for each case of a copy-mode - * transparent stipple - */ -#define LaneCases1(c,a) case c: \ - while (n--) { FbLaneCase(c,a); a++; } \ - break -#define LaneCases2(c,a) LaneCases1(c,a); LaneCases1(c+1,a) -#define LaneCases4(c,a) LaneCases2(c,a); LaneCases2(c+2,a) -#define LaneCases8(c,a) LaneCases4(c,a); LaneCases4(c+4,a) -#define LaneCases16(c,a) LaneCases8(c,a); LaneCases8(c+8,a) -#define LaneCases32(c,a) LaneCases16(c,a); LaneCases16(c+16,a) -#define LaneCases64(c,a) LaneCases32(c,a); LaneCases32(c+32,a) -#define LaneCases128(c,a) LaneCases64(c,a); LaneCases64(c+64,a) -#define LaneCases256(c,a) LaneCases128(c,a); LaneCases128(c+128,a) - -#if FB_SHIFT == 6 -#define LaneCases(a) LaneCases256(0,a) -#endif - -#if FB_SHIFT == 5 -#define LaneCases(a) LaneCases16(0,a) -#endif - -/* - * Repeat a transparent stipple across a scanline n times - */ - -void -fbTransparentSpan (FbBits *dst, - FbBits stip, - FbBits fgxor, - int n) -{ - FbStip s; - - s = ((FbStip) (stip ) & 0x01); - s |= ((FbStip) (stip >> 8) & 0x02); - s |= ((FbStip) (stip >> 16) & 0x04); - s |= ((FbStip) (stip >> 24) & 0x08); -#if FB_SHIFT > 5 - s |= ((FbStip) (stip >> 32) & 0x10); - s |= ((FbStip) (stip >> 40) & 0x20); - s |= ((FbStip) (stip >> 48) & 0x40); - s |= ((FbStip) (stip >> 56) & 0x80); -#endif - switch (s) { - LaneCases(dst); - } -} - -void -fbEvenStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipHeight, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot) -{ - FbBits startmask, endmask; - FbBits mask, and, xor; - int nmiddle, n; - FbStip *s, *stipEnd, bits; - int rot, stipX, stipY; - int pixelsPerDst; - const FbBits *fbBits; - Bool transparent; - int startbyte, endbyte; - - /* - * Check for a transparent stipple (stencil) - */ - transparent = FALSE; - if (dstBpp >= 8 && - fgand == 0 && bgand == FB_ALLONES && bgxor == 0) - transparent = TRUE; - - pixelsPerDst = FB_UNIT / dstBpp; - /* - * Adjust dest pointers - */ - dst += dstX >> FB_SHIFT; - dstX &= FB_MASK; - FbMaskBitsBytes (dstX, width, fgand == 0 && bgand == 0, - startmask, startbyte, nmiddle, endmask, endbyte); - - if (startmask) - dstStride--; - dstStride -= nmiddle; - - xRot *= dstBpp; - /* - * Compute stip start scanline and rotation parameters - */ - stipEnd = stip + stipStride * stipHeight; - modulus (- yRot, stipHeight, stipY); - s = stip + stipStride * stipY; - modulus (- xRot, FB_UNIT, stipX); - rot = stipX; - - /* - * Get pointer to stipple mask array for this depth - */ - /* fbStippleTable covers all valid bpp (4,8,16,32) */ - fbBits = fbStippleTable[pixelsPerDst]; - - while (height--) - { - /* - * Extract stipple bits for this scanline; - */ - bits = READ(s); - s += stipStride; - if (s == stipEnd) - s = stip; -#if FB_UNIT > 32 - if (pixelsPerDst == 16) - mask = FbStipple16Bits(FbLeftStipBits(bits,16)); - else -#endif - mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)]; - /* - * Rotate into position and compute reduced rop values - */ - mask = FbRotLeft(mask, rot); - and = (fgand & mask) | (bgand & ~mask); - xor = (fgxor & mask) | (bgxor & ~mask); - - if (transparent) - { - if (startmask) - { - fbTransparentSpan(dst, mask&startmask, fgxor, 1); - dst++; - } - fbTransparentSpan (dst, mask, fgxor, nmiddle); - dst += nmiddle; - if (endmask) - fbTransparentSpan(dst, mask&endmask, fgxor, 1); - } - else - { - /* - * Fill scanline - */ - if (startmask) - { - FbDoLeftMaskByteRRop (dst, startbyte, startmask, and, xor); - dst++; - } - n = nmiddle; - if (!and) - while (n--) - WRITE(dst++, xor); - else - { - while (n--) - { - WRITE(dst, FbDoRRop (READ(dst), and, xor)); - dst++; - } - } - if (endmask) - FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor); - } - dst += dstStride; - } -} - -void -fbOddStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot) -{ - int stipX, stipY, sx; - int widthTmp; - int h, w; - int x, y; - - modulus (- yRot, stipHeight, stipY); - modulus (dstX / dstBpp - xRot, stipWidth, stipX); - y = 0; - while (height) - { - h = stipHeight - stipY; - if (h > height) - h = height; - height -= h; - widthTmp = width; - x = dstX; - sx = stipX; - while (widthTmp) - { - w = (stipWidth - sx) * dstBpp; - if (w > widthTmp) - w = widthTmp; - widthTmp -= w; - fbBltOne (stip + stipY * stipStride, - stipStride, - sx, - - dst + y * dstStride, - dstStride, - x, - dstBpp, - - w, h, - - fgand, fgxor, bgand, bgxor); - x += w; - sx = 0; - } - y += h; - stipY = 0; - } -} - -void -fbStipple (FbBits *dst, - FbStride dstStride, - int dstX, - int dstBpp, - - int width, - int height, - - FbStip *stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - Bool even, - - FbBits fgand, - FbBits fgxor, - FbBits bgand, - FbBits bgxor, - - int xRot, - int yRot) -{ - if (even) - fbEvenStipple (dst, dstStride, dstX, dstBpp, width, height, - stip, stipStride, stipHeight, - fgand, fgxor, bgand, bgxor, xRot, yRot); - else - fbOddStipple (dst, dstStride, dstX, dstBpp, width, height, - stip, stipStride, stipWidth, stipHeight, - fgand, fgxor, bgand, bgxor, xRot, yRot); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+/*
+ * This is a slight abuse of the preprocessor to generate repetitive
+ * code, the idea is to generate code for each case of a copy-mode
+ * transparent stipple
+ */
+#define LaneCases1(c,a) case c: \
+ while (n--) { FbLaneCase(c,a); a++; } \
+ break
+#define LaneCases2(c,a) LaneCases1(c,a); LaneCases1(c+1,a)
+#define LaneCases4(c,a) LaneCases2(c,a); LaneCases2(c+2,a)
+#define LaneCases8(c,a) LaneCases4(c,a); LaneCases4(c+4,a)
+#define LaneCases16(c,a) LaneCases8(c,a); LaneCases8(c+8,a)
+#define LaneCases32(c,a) LaneCases16(c,a); LaneCases16(c+16,a)
+#define LaneCases64(c,a) LaneCases32(c,a); LaneCases32(c+32,a)
+#define LaneCases128(c,a) LaneCases64(c,a); LaneCases64(c+64,a)
+#define LaneCases256(c,a) LaneCases128(c,a); LaneCases128(c+128,a)
+
+#if FB_SHIFT == 6
+#define LaneCases(a) LaneCases256(0,a)
+#endif
+
+#if FB_SHIFT == 5
+#define LaneCases(a) LaneCases16(0,a)
+#endif
+
+/*
+ * Repeat a transparent stipple across a scanline n times
+ */
+
+void
+fbTransparentSpan (FbBits *dst,
+ FbBits stip,
+ FbBits fgxor,
+ int n)
+{
+ FbStip s;
+
+ s = ((FbStip) (stip ) & 0x01);
+ s |= ((FbStip) (stip >> 8) & 0x02);
+ s |= ((FbStip) (stip >> 16) & 0x04);
+ s |= ((FbStip) (stip >> 24) & 0x08);
+#if FB_SHIFT > 5
+ s |= ((FbStip) (stip >> 32) & 0x10);
+ s |= ((FbStip) (stip >> 40) & 0x20);
+ s |= ((FbStip) (stip >> 48) & 0x40);
+ s |= ((FbStip) (stip >> 56) & 0x80);
+#endif
+ switch (s) {
+ LaneCases(dst);
+ }
+}
+
+void
+fbEvenStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ FbBits startmask, endmask;
+ FbBits mask, and, xor;
+ int nmiddle, n;
+ FbStip *s, *stipEnd, bits;
+ int rot, stipX, stipY;
+ int pixelsPerDst;
+ const FbBits *fbBits;
+ Bool transparent;
+ int startbyte, endbyte;
+
+ /*
+ * Check for a transparent stipple (stencil)
+ */
+ transparent = FALSE;
+ if (dstBpp >= 8 &&
+ fgand == 0 && bgand == FB_ALLONES && bgxor == 0)
+ transparent = TRUE;
+
+ pixelsPerDst = FB_UNIT / dstBpp;
+ /*
+ * Adjust dest pointers
+ */
+ dst += dstX >> FB_SHIFT;
+ dstX &= FB_MASK;
+ FbMaskBitsBytes (dstX, width, fgand == 0 && bgand == 0,
+ startmask, startbyte, nmiddle, endmask, endbyte);
+
+ if (startmask)
+ dstStride--;
+ dstStride -= nmiddle;
+
+ xRot *= dstBpp;
+ /*
+ * Compute stip start scanline and rotation parameters
+ */
+ stipEnd = stip + stipStride * stipHeight;
+ modulus (- yRot, stipHeight, stipY);
+ s = stip + stipStride * stipY;
+ modulus (- xRot, FB_UNIT, stipX);
+ rot = stipX;
+
+ /*
+ * Get pointer to stipple mask array for this depth
+ */
+ /* fbStippleTable covers all valid bpp (4,8,16,32) */
+ fbBits = fbStippleTable[pixelsPerDst];
+
+ while (height--)
+ {
+ /*
+ * Extract stipple bits for this scanline;
+ */
+ bits = READ(s);
+ s += stipStride;
+ if (s == stipEnd)
+ s = stip;
+#if FB_UNIT > 32
+ if (pixelsPerDst == 16)
+ mask = FbStipple16Bits(FbLeftStipBits(bits,16));
+ else
+#endif
+ mask = fbBits[FbLeftStipBits(bits,pixelsPerDst)];
+ /*
+ * Rotate into position and compute reduced rop values
+ */
+ mask = FbRotLeft(mask, rot);
+ and = (fgand & mask) | (bgand & ~mask);
+ xor = (fgxor & mask) | (bgxor & ~mask);
+
+ if (transparent)
+ {
+ if (startmask)
+ {
+ fbTransparentSpan(dst, mask&startmask, fgxor, 1);
+ dst++;
+ }
+ fbTransparentSpan (dst, mask, fgxor, nmiddle);
+ dst += nmiddle;
+ if (endmask)
+ fbTransparentSpan(dst, mask&endmask, fgxor, 1);
+ }
+ else
+ {
+ /*
+ * Fill scanline
+ */
+ if (startmask)
+ {
+ FbDoLeftMaskByteRRop (dst, startbyte, startmask, and, xor);
+ dst++;
+ }
+ n = nmiddle;
+ if (!and)
+ while (n--)
+ WRITE(dst++, xor);
+ else
+ {
+ while (n--)
+ {
+ WRITE(dst, FbDoRRop (READ(dst), and, xor));
+ dst++;
+ }
+ }
+ if (endmask)
+ FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor);
+ }
+ dst += dstStride;
+ }
+}
+
+void
+fbOddStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ int stipX, stipY, sx;
+ int widthTmp;
+ int h, w;
+ int x, y;
+
+ modulus (- yRot, stipHeight, stipY);
+ modulus (dstX / dstBpp - xRot, stipWidth, stipX);
+ y = 0;
+ while (height)
+ {
+ h = stipHeight - stipY;
+ if (h > height)
+ h = height;
+ height -= h;
+ widthTmp = width;
+ x = dstX;
+ sx = stipX;
+ while (widthTmp)
+ {
+ w = (stipWidth - sx) * dstBpp;
+ if (w > widthTmp)
+ w = widthTmp;
+ widthTmp -= w;
+ fbBltOne (stip + stipY * stipStride,
+ stipStride,
+ sx,
+
+ dst + y * dstStride,
+ dstStride,
+ x,
+ dstBpp,
+
+ w, h,
+
+ fgand, fgxor, bgand, bgxor);
+ x += w;
+ sx = 0;
+ }
+ y += h;
+ stipY = 0;
+ }
+}
+
+void
+fbStipple (FbBits *dst,
+ FbStride dstStride,
+ int dstX,
+ int dstBpp,
+
+ int width,
+ int height,
+
+ FbStip *stip,
+ FbStride stipStride,
+ int stipWidth,
+ int stipHeight,
+ Bool even,
+
+ FbBits fgand,
+ FbBits fgxor,
+ FbBits bgand,
+ FbBits bgxor,
+
+ int xRot,
+ int yRot)
+{
+ if (even)
+ fbEvenStipple (dst, dstStride, dstX, dstBpp, width, height,
+ stip, stipStride, stipHeight,
+ fgand, fgxor, bgand, bgxor, xRot, yRot);
+ else
+ fbOddStipple (dst, dstStride, dstX, dstBpp, width, height,
+ stip, stipStride, stipWidth, stipHeight,
+ fgand, fgxor, bgand, bgxor, xRot, yRot);
+}
diff --git a/xorg-server/fb/fbtrap.c b/xorg-server/fb/fbtrap.c index 2554fccbf..2f23d8564 100644 --- a/xorg-server/fb/fbtrap.c +++ b/xorg-server/fb/fbtrap.c @@ -1,210 +1,210 @@ -/* - * Copyright © 2004 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -#include "picturestr.h" -#include "mipict.h" -#include "fbpict.h" - -void -fbAddTraps (PicturePtr pPicture, - INT16 x_off, - INT16 y_off, - int ntrap, - xTrap *traps) -{ - int image_xoff, image_yoff; - pixman_image_t *image = image_from_pict (pPicture, FALSE, &image_xoff, &image_yoff); - - if (!image) - return; - - pixman_add_traps (image, x_off, y_off, ntrap, (pixman_trap_t *)traps); - - free_pixman_pict (pPicture, image); -} - -void -fbRasterizeTrapezoid (PicturePtr pPicture, - xTrapezoid *trap, - int x_off, - int y_off) -{ - int mask_xoff, mask_yoff; - pixman_image_t *image = image_from_pict (pPicture, FALSE, &mask_xoff, &mask_yoff); - - if (!image) - return; - - pixman_rasterize_trapezoid (image, (pixman_trapezoid_t *)trap, x_off, y_off); - - free_pixman_pict (pPicture, image); -} - -void -fbAddTriangles (PicturePtr pPicture, - INT16 x_off, - INT16 y_off, - int ntri, - xTriangle *tris) -{ - int image_xoff, image_yoff; - pixman_image_t *image = - image_from_pict (pPicture, FALSE, &image_xoff, &image_yoff); - - if (!image) - return; - - pixman_add_triangles (image, x_off, y_off, ntri, (pixman_triangle_t *)tris); - - free_pixman_pict (pPicture, image); -} - -typedef void (* CompositeShapesFunc) (pixman_op_t op, - pixman_image_t *src, - pixman_image_t *dst, - pixman_format_code_t mask_format, - int x_src, int y_src, - int x_dst, int y_dst, - int n_shapes, const uint8_t *shapes); - -static void -fbShapes (CompositeShapesFunc composite, - pixman_op_t op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - int16_t xSrc, - int16_t ySrc, - int16_t xDst, - int16_t yDst, - int nshapes, - int shape_size, - const uint8_t * shapes) -{ - pixman_image_t *src, *dst; - int src_xoff, src_yoff; - int dst_xoff, dst_yoff; - - src = image_from_pict (pSrc, FALSE, &src_xoff, &src_yoff); - dst = image_from_pict (pDst, TRUE, &dst_xoff, &dst_yoff); - - if (src && dst) - { - pixman_format_code_t format; - - if (!maskFormat) - { - int i; - - if (pDst->polyEdge == PolyEdgeSharp) - format = PIXMAN_a1; - else - format = PIXMAN_a8; - - for (i = 0; i < nshapes; ++i) - { - composite (op, src, dst, format, - xSrc + src_xoff, - ySrc + src_yoff, - xDst + dst_xoff, - yDst + dst_yoff, - 1, shapes + i * shape_size); - } - } - else - { - switch (PICT_FORMAT_A (maskFormat->format)) - { - case 1: - format = PIXMAN_a1; - break; - - case 4: - format = PIXMAN_a4; - break; - - default: - case 8: - format = PIXMAN_a8; - break; - } - - composite (op, src, dst, format, - xSrc + src_xoff, - ySrc + src_yoff, - xDst + dst_xoff, - yDst + dst_yoff, - nshapes, shapes); - } - } - - free_pixman_pict (pSrc, src); - free_pixman_pict (pDst, dst); -} - -void -fbTrapezoids (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int ntrap, - xTrapezoid *traps) -{ - int xDst, yDst; - - xDst = traps[0].left.p1.x >> 16; - yDst = traps[0].left.p1.y >> 16; - - fbShapes ((CompositeShapesFunc)pixman_composite_trapezoids, - op, pSrc, pDst, maskFormat, - xSrc, ySrc, xDst, yDst, - ntrap, sizeof (xTrapezoid), (const uint8_t *)traps); -} - -void -fbTriangles (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int ntris, - xTriangle *tris) -{ - int xDst, yDst; - - xDst = tris[0].p1.x >> 16; - yDst = tris[0].p1.y >> 16; - - fbShapes ((CompositeShapesFunc)pixman_composite_triangles, - op, pSrc, pDst, maskFormat, - xSrc, ySrc, xDst, yDst, - ntris, sizeof (xTriangle), (const uint8_t *)tris); -} +/*
+ * Copyright © 2004 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+
+#include "picturestr.h"
+#include "mipict.h"
+#include "fbpict.h"
+
+void
+fbAddTraps (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntrap,
+ xTrap *traps)
+{
+ int image_xoff, image_yoff;
+ pixman_image_t *image = image_from_pict (pPicture, FALSE, &image_xoff, &image_yoff);
+
+ if (!image)
+ return;
+
+ pixman_add_traps (image, x_off, y_off, ntrap, (pixman_trap_t *)traps);
+
+ free_pixman_pict (pPicture, image);
+}
+
+void
+fbRasterizeTrapezoid (PicturePtr pPicture,
+ xTrapezoid *trap,
+ int x_off,
+ int y_off)
+{
+ int mask_xoff, mask_yoff;
+ pixman_image_t *image = image_from_pict (pPicture, FALSE, &mask_xoff, &mask_yoff);
+
+ if (!image)
+ return;
+
+ pixman_rasterize_trapezoid (image, (pixman_trapezoid_t *)trap, x_off, y_off);
+
+ free_pixman_pict (pPicture, image);
+}
+
+void
+fbAddTriangles (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntri,
+ xTriangle *tris)
+{
+ int image_xoff, image_yoff;
+ pixman_image_t *image =
+ image_from_pict (pPicture, FALSE, &image_xoff, &image_yoff);
+
+ if (!image)
+ return;
+
+ pixman_add_triangles (image, x_off, y_off, ntri, (pixman_triangle_t *)tris);
+
+ free_pixman_pict (pPicture, image);
+}
+
+typedef void (* CompositeShapesFunc) (pixman_op_t op,
+ pixman_image_t *src,
+ pixman_image_t *dst,
+ pixman_format_code_t mask_format,
+ int x_src, int y_src,
+ int x_dst, int y_dst,
+ int n_shapes, const uint8_t *shapes);
+
+static void
+fbShapes (CompositeShapesFunc composite,
+ pixman_op_t op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ int16_t xSrc,
+ int16_t ySrc,
+ int16_t xDst,
+ int16_t yDst,
+ int nshapes,
+ int shape_size,
+ const uint8_t * shapes)
+{
+ pixman_image_t *src, *dst;
+ int src_xoff, src_yoff;
+ int dst_xoff, dst_yoff;
+
+ src = image_from_pict (pSrc, FALSE, &src_xoff, &src_yoff);
+ dst = image_from_pict (pDst, TRUE, &dst_xoff, &dst_yoff);
+
+ if (src && dst)
+ {
+ pixman_format_code_t format;
+
+ if (!maskFormat)
+ {
+ int i;
+
+ if (pDst->polyEdge == PolyEdgeSharp)
+ format = PIXMAN_a1;
+ else
+ format = PIXMAN_a8;
+
+ for (i = 0; i < nshapes; ++i)
+ {
+ composite (op, src, dst, format,
+ xSrc + src_xoff,
+ ySrc + src_yoff,
+ xDst + dst_xoff,
+ yDst + dst_yoff,
+ 1, shapes + i * shape_size);
+ }
+ }
+ else
+ {
+ switch (PICT_FORMAT_A (maskFormat->format))
+ {
+ case 1:
+ format = PIXMAN_a1;
+ break;
+
+ case 4:
+ format = PIXMAN_a4;
+ break;
+
+ default:
+ case 8:
+ format = PIXMAN_a8;
+ break;
+ }
+
+ composite (op, src, dst, format,
+ xSrc + src_xoff,
+ ySrc + src_yoff,
+ xDst + dst_xoff,
+ yDst + dst_yoff,
+ nshapes, shapes);
+ }
+ }
+
+ free_pixman_pict (pSrc, src);
+ free_pixman_pict (pDst, dst);
+}
+
+void
+fbTrapezoids (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntrap,
+ xTrapezoid *traps)
+{
+ int xDst, yDst;
+
+ xDst = traps[0].left.p1.x >> 16;
+ yDst = traps[0].left.p1.y >> 16;
+
+ fbShapes ((CompositeShapesFunc)pixman_composite_trapezoids,
+ op, pSrc, pDst, maskFormat,
+ xSrc, ySrc, xDst, yDst,
+ ntrap, sizeof (xTrapezoid), (const uint8_t *)traps);
+}
+
+void
+fbTriangles (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int ntris,
+ xTriangle *tris)
+{
+ int xDst, yDst;
+
+ xDst = tris[0].p1.x >> 16;
+ yDst = tris[0].p1.y >> 16;
+
+ fbShapes ((CompositeShapesFunc)pixman_composite_triangles,
+ op, pSrc, pDst, maskFormat,
+ xSrc, ySrc, xDst, yDst,
+ ntris, sizeof (xTriangle), (const uint8_t *)tris);
+}
diff --git a/xorg-server/fb/fbwindow.c b/xorg-server/fb/fbwindow.c index 7906f8dd2..f4032b053 100644 --- a/xorg-server/fb/fbwindow.c +++ b/xorg-server/fb/fbwindow.c @@ -1,229 +1,229 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <stdlib.h> - -#include "fb.h" - -Bool -fbCreateWindow(WindowPtr pWin) -{ - dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(), - fbGetScreenPixmap(pWin->drawable.pScreen)); - if (pWin->drawable.bitsPerPixel == 32) - pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp; - return TRUE; -} - -Bool -fbDestroyWindow(WindowPtr pWin) -{ - return TRUE; -} - -Bool -fbMapWindow(WindowPtr pWindow) -{ - return TRUE; -} - -Bool -fbPositionWindow(WindowPtr pWin, int x, int y) -{ - return TRUE; -} - -Bool -fbUnmapWindow(WindowPtr pWindow) -{ - return TRUE; -} - -void -fbCopyWindowProc (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - - fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - while (nbox--) - { - fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride, - srcStride, - (pbox->x1 + dx + srcXoff) * srcBpp, - - dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - - (pbox->x2 - pbox->x1) * dstBpp, - (pbox->y2 - pbox->y1), - - GXcopy, - FB_ALLONES, - dstBpp, - - reverse, - upsidedown); - pbox++; - } - - fbFinishAccess (pDstDrawable); - fbFinishAccess (pSrcDrawable); -} - -void -fbCopyWindow(WindowPtr pWin, - DDXPointRec ptOldOrg, - RegionPtr prgnSrc) -{ - RegionRec rgnDst; - int dx, dy; - - PixmapPtr pPixmap = fbGetWindowPixmap (pWin); - DrawablePtr pDrawable = &pPixmap->drawable; - - dx = ptOldOrg.x - pWin->drawable.x; - dy = ptOldOrg.y - pWin->drawable.y; - RegionTranslate(prgnSrc, -dx, -dy); - - RegionNull(&rgnDst); - - RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc); - -#ifdef COMPOSITE - if (pPixmap->screen_x || pPixmap->screen_y) - RegionTranslate(&rgnDst, - -pPixmap->screen_x, -pPixmap->screen_y); -#endif - - miCopyRegion (pDrawable, pDrawable, - 0, - &rgnDst, dx, dy, fbCopyWindowProc, 0, 0); - - RegionUninit(&rgnDst); - fbValidateDrawable (&pWin->drawable); -} - -static void -fbFixupWindowPixmap(DrawablePtr pDrawable, PixmapPtr *ppPixmap) -{ - PixmapPtr pPixmap = *ppPixmap; - - if (pPixmap->drawable.bitsPerPixel != pDrawable->bitsPerPixel) - { - pPixmap = fb24_32ReformatTile (pPixmap, pDrawable->bitsPerPixel); - if (!pPixmap) - return; - (*pDrawable->pScreen->DestroyPixmap) (*ppPixmap); - *ppPixmap = pPixmap; - } - if (FbEvenTile (pPixmap->drawable.width * - pPixmap->drawable.bitsPerPixel)) - fbPadPixmap (pPixmap); -} - -Bool -fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask) -{ - if (mask & CWBackPixmap) - { - if (pWin->backgroundState == BackgroundPixmap) - fbFixupWindowPixmap(&pWin->drawable, &pWin->background.pixmap); - } - if (mask & CWBorderPixmap) - { - if (pWin->borderIsPixel == FALSE) - fbFixupWindowPixmap(&pWin->drawable, &pWin->border.pixmap); - } - return TRUE; -} - -void -fbFillRegionSolid (DrawablePtr pDrawable, - RegionPtr pRegion, - FbBits and, - FbBits xor) -{ - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - int n = RegionNumRects(pRegion); - BoxPtr pbox = RegionRects(pRegion); - -#ifndef FB_ACCESS_WRAPPER - int try_mmx = 0; - if (!and) - try_mmx = 1; -#endif - - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - while (n--) - { -#ifndef FB_ACCESS_WRAPPER - if (!try_mmx || !pixman_fill ((uint32_t *)dst, dstStride, dstBpp, - pbox->x1 + dstXoff, pbox->y1 + dstYoff, - (pbox->x2 - pbox->x1), - (pbox->y2 - pbox->y1), - xor)) - { -#endif - fbSolid (dst + (pbox->y1 + dstYoff) * dstStride, - dstStride, - (pbox->x1 + dstXoff) * dstBpp, - dstBpp, - (pbox->x2 - pbox->x1) * dstBpp, - pbox->y2 - pbox->y1, - and, xor); -#ifndef FB_ACCESS_WRAPPER - } -#endif - fbValidateDrawable (pDrawable); - pbox++; - } - - fbFinishAccess (pDrawable); -} +/*
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "fb.h"
+
+Bool
+fbCreateWindow(WindowPtr pWin)
+{
+ dixSetPrivate(&pWin->devPrivates, fbGetWinPrivateKey(),
+ fbGetScreenPixmap(pWin->drawable.pScreen));
+ if (pWin->drawable.bitsPerPixel == 32)
+ pWin->drawable.bitsPerPixel = fbGetScreenPrivate(pWin->drawable.pScreen)->win32bpp;
+ return TRUE;
+}
+
+Bool
+fbDestroyWindow(WindowPtr pWin)
+{
+ return TRUE;
+}
+
+Bool
+fbMapWindow(WindowPtr pWindow)
+{
+ return TRUE;
+}
+
+Bool
+fbPositionWindow(WindowPtr pWin, int x, int y)
+{
+ return TRUE;
+}
+
+Bool
+fbUnmapWindow(WindowPtr pWindow)
+{
+ return TRUE;
+}
+
+void
+fbCopyWindowProc (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure)
+{
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+
+ fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+ fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (nbox--)
+ {
+ fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
+ srcStride,
+ (pbox->x1 + dx + srcXoff) * srcBpp,
+
+ dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+
+ (pbox->x2 - pbox->x1) * dstBpp,
+ (pbox->y2 - pbox->y1),
+
+ GXcopy,
+ FB_ALLONES,
+ dstBpp,
+
+ reverse,
+ upsidedown);
+ pbox++;
+ }
+
+ fbFinishAccess (pDstDrawable);
+ fbFinishAccess (pSrcDrawable);
+}
+
+void
+fbCopyWindow(WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ RegionRec rgnDst;
+ int dx, dy;
+
+ PixmapPtr pPixmap = fbGetWindowPixmap (pWin);
+ DrawablePtr pDrawable = &pPixmap->drawable;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+ RegionTranslate(prgnSrc, -dx, -dy);
+
+ RegionNull(&rgnDst);
+
+ RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc);
+
+#ifdef COMPOSITE
+ if (pPixmap->screen_x || pPixmap->screen_y)
+ RegionTranslate(&rgnDst,
+ -pPixmap->screen_x, -pPixmap->screen_y);
+#endif
+
+ miCopyRegion (pDrawable, pDrawable,
+ 0,
+ &rgnDst, dx, dy, fbCopyWindowProc, 0, 0);
+
+ RegionUninit(&rgnDst);
+ fbValidateDrawable (&pWin->drawable);
+}
+
+static void
+fbFixupWindowPixmap(DrawablePtr pDrawable, PixmapPtr *ppPixmap)
+{
+ PixmapPtr pPixmap = *ppPixmap;
+
+ if (pPixmap->drawable.bitsPerPixel != pDrawable->bitsPerPixel)
+ {
+ pPixmap = fb24_32ReformatTile (pPixmap, pDrawable->bitsPerPixel);
+ if (!pPixmap)
+ return;
+ (*pDrawable->pScreen->DestroyPixmap) (*ppPixmap);
+ *ppPixmap = pPixmap;
+ }
+ if (FbEvenTile (pPixmap->drawable.width *
+ pPixmap->drawable.bitsPerPixel))
+ fbPadPixmap (pPixmap);
+}
+
+Bool
+fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
+{
+ if (mask & CWBackPixmap)
+ {
+ if (pWin->backgroundState == BackgroundPixmap)
+ fbFixupWindowPixmap(&pWin->drawable, &pWin->background.pixmap);
+ }
+ if (mask & CWBorderPixmap)
+ {
+ if (pWin->borderIsPixel == FALSE)
+ fbFixupWindowPixmap(&pWin->drawable, &pWin->border.pixmap);
+ }
+ return TRUE;
+}
+
+void
+fbFillRegionSolid (DrawablePtr pDrawable,
+ RegionPtr pRegion,
+ FbBits and,
+ FbBits xor)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int n = RegionNumRects(pRegion);
+ BoxPtr pbox = RegionRects(pRegion);
+
+#ifndef FB_ACCESS_WRAPPER
+ int try_mmx = 0;
+ if (!and)
+ try_mmx = 1;
+#endif
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ while (n--)
+ {
+#ifndef FB_ACCESS_WRAPPER
+ if (!try_mmx || !pixman_fill ((uint32_t *)dst, dstStride, dstBpp,
+ pbox->x1 + dstXoff, pbox->y1 + dstYoff,
+ (pbox->x2 - pbox->x1),
+ (pbox->y2 - pbox->y1),
+ xor))
+ {
+#endif
+ fbSolid (dst + (pbox->y1 + dstYoff) * dstStride,
+ dstStride,
+ (pbox->x1 + dstXoff) * dstBpp,
+ dstBpp,
+ (pbox->x2 - pbox->x1) * dstBpp,
+ pbox->y2 - pbox->y1,
+ and, xor);
+#ifndef FB_ACCESS_WRAPPER
+ }
+#endif
+ fbValidateDrawable (pDrawable);
+ pbox++;
+ }
+
+ fbFinishAccess (pDrawable);
+}
diff --git a/xorg-server/fb/makefile b/xorg-server/fb/makefile new file mode 100644 index 000000000..717c07332 --- /dev/null +++ b/xorg-server/fb/makefile @@ -0,0 +1,37 @@ +
+LIBRARY=libfb
+
+CCFLAGS:=$(CCFLAGS:-RTCc=)
+
+
+CSRCS = \
+ fb24_32.c \
+ fballpriv.c \
+ fbarc.c \
+ fbbits.c \
+ fbblt.c \
+ fbbltone.c \
+ fbcopy.c \
+ fbfill.c \
+ fbfillrect.c \
+ fbfillsp.c \
+ fbgc.c \
+ fbgetsp.c \
+ fbglyph.c \
+ fbimage.c \
+ fbline.c \
+ fboverlay.c \
+ fbpict.c \
+ fbpixmap.c \
+ fbpoint.c \
+ fbpush.c \
+ fbscreen.c \
+ fbseg.c \
+ fbsetsp.c \
+ fbsolid.c \
+ fbstipple.c \
+ fbtile.c \
+ fbtrap.c \
+ fbutil.c \
+ fbwindow.c \
+ fbcmap_mi.c
diff --git a/xorg-server/fb/wfbrename.h b/xorg-server/fb/wfbrename.h index d9aba7fb6..5dee3bc4a 100644 --- a/xorg-server/fb/wfbrename.h +++ b/xorg-server/fb/wfbrename.h @@ -44,7 +44,6 @@ #define fbCopyNto1 wfbCopyNto1
#define fbCopyNtoN wfbCopyNtoN
#define fbCopyPlane wfbCopyPlane
-#define fbCopyRegion wfbCopyRegion
#define fbCopyWindow wfbCopyWindow
#define fbCopyWindowProc wfbCopyWindowProc
#define fbCreateDefColormap wfbCreateDefColormap
@@ -54,7 +53,6 @@ #define fbCreateWindow wfbCreateWindow
#define fbDestroyPixmap wfbDestroyPixmap
#define fbDestroyWindow wfbDestroyWindow
-#define fbDoCopy wfbDoCopy
#define fbDots wfbDots
#define fbDots16 wfbDots16
#define fbDots24 wfbDots24
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