From 3425b16d521b8846b95df2b7d32a548d93341f3b Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 14 Nov 2010 21:29:32 +0000 Subject: xserver pixman libX11 libXext 14/11/2010 --- xorg-server/fb/fbpict.c | 125 ---------- xorg-server/fb/fbpict.h | 552 ++++++--------------------------------------- xorg-server/fb/fbtrap.c | 319 +++++++++++++------------- xorg-server/fb/wfbrename.h | 17 -- 4 files changed, 227 insertions(+), 786 deletions(-) (limited to 'xorg-server/fb') diff --git a/xorg-server/fb/fbpict.c b/xorg-server/fb/fbpict.c index 9e2c35c4b..c27fb4e20 100644 --- a/xorg-server/fb/fbpict.c +++ b/xorg-server/fb/fbpict.c @@ -35,112 +35,6 @@ #include "mipict.h" #include "fbpict.h" -#define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b)) - -void -fbWalkCompositeRegion (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height, - Bool srcRepeat, - Bool maskRepeat, - CompositeFunc compositeRect) -{ - RegionRec region; - int n; - BoxPtr pbox; - int w, h, w_this, h_this; - int x_msk, y_msk, x_src, y_src, x_dst, y_dst; - - xDst += pDst->pDrawable->x; - yDst += pDst->pDrawable->y; - if (pSrc->pDrawable) - { - xSrc += pSrc->pDrawable->x; - ySrc += pSrc->pDrawable->y; - } - if (pMask && pMask->pDrawable) - { - xMask += pMask->pDrawable->x; - yMask += pMask->pDrawable->y; - } - - if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst, xSrc, ySrc, - xMask, yMask, xDst, yDst, width, height)) - return; - - n = RegionNumRects (®ion); - pbox = RegionRects (®ion); - while (n--) - { - h = pbox->y2 - pbox->y1; - y_src = pbox->y1 - yDst + ySrc; - y_msk = pbox->y1 - yDst + yMask; - y_dst = pbox->y1; - while (h) - { - h_this = h; - w = pbox->x2 - pbox->x1; - x_src = pbox->x1 - xDst + xSrc; - x_msk = pbox->x1 - xDst + xMask; - x_dst = pbox->x1; - if (maskRepeat) - { - y_msk = mod (y_msk - pMask->pDrawable->y, pMask->pDrawable->height); - if (h_this > pMask->pDrawable->height - y_msk) - h_this = pMask->pDrawable->height - y_msk; - y_msk += pMask->pDrawable->y; - } - if (srcRepeat) - { - y_src = mod (y_src - pSrc->pDrawable->y, pSrc->pDrawable->height); - if (h_this > pSrc->pDrawable->height - y_src) - h_this = pSrc->pDrawable->height - y_src; - y_src += pSrc->pDrawable->y; - } - while (w) - { - w_this = w; - if (maskRepeat) - { - x_msk = mod (x_msk - pMask->pDrawable->x, pMask->pDrawable->width); - if (w_this > pMask->pDrawable->width - x_msk) - w_this = pMask->pDrawable->width - x_msk; - x_msk += pMask->pDrawable->x; - } - if (srcRepeat) - { - x_src = mod (x_src - pSrc->pDrawable->x, pSrc->pDrawable->width); - if (w_this > pSrc->pDrawable->width - x_src) - w_this = pSrc->pDrawable->width - x_src; - x_src += pSrc->pDrawable->x; - } - (*compositeRect) (op, pSrc, pMask, pDst, - x_src, y_src, x_msk, y_msk, x_dst, y_dst, - w_this, h_this); - w -= w_this; - x_src += w_this; - x_msk += w_this; - x_dst += w_this; - } - h -= h_this; - y_src += h_this; - y_msk += h_this; - y_dst += h_this; - } - pbox++; - } - RegionUninit(®ion); -} - void fbComposite (CARD8 op, PicturePtr pSrc, @@ -182,25 +76,6 @@ fbComposite (CARD8 op, free_pixman_pict (pDst, dest); } -void -fbCompositeGeneral (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height) -{ - fbComposite (op, pSrc, pMask, pDst, - xSrc, ySrc, xMask, yMask, xDst, yDst, - width, height); -} - static pixman_image_t * create_solid_fill_image (PicturePtr pict) { diff --git a/xorg-server/fb/fbpict.h b/xorg-server/fb/fbpict.h index b89f90ff1..e7daaa245 100644 --- a/xorg-server/fb/fbpict.h +++ b/xorg-server/fb/fbpict.h @@ -1,484 +1,68 @@ -/* - * - * 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 -#endif - -#ifndef _FBPICT_H_ -#define _FBPICT_H_ - -#include "renderedge.h" - - -#if defined(__GNUC__) -#define INLINE __inline__ -#else -#define INLINE -#endif - -#define FbIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) ) -#define FbIntDiv(a,b) (((CARD16) (a) * 255) / (b)) - -#define FbGet8(v,i) ((CARD16) (CARD8) ((v) >> i)) - -/* - * There are two ways of handling alpha -- either as a single unified value or - * a separate value for each component, hence each macro must have two - * versions. The unified alpha version has a 'U' at the end of the name, - * the component version has a 'C'. Similarly, functions which deal with - * this difference will have two versions using the same convention. - */ - -#define FbOverU(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),(a),(t)) + FbGet8(x,i),\ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - -#define FbOverC(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),FbGet8(a,i),(t)) + FbGet8(x,i),\ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - -#define FbInU(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),(a),(t)) << (i)) - -#define FbInC(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),FbGet8(a,i),(t)) << (i)) - -#define FbGen(x,y,i,ax,ay,t,u,v) ((t) = (FbIntMult(FbGet8(y,i),ay,(u)) + \ - FbIntMult(FbGet8(x,i),ax,(v))),\ - (CARD32) ((CARD8) ((t) | \ - (0 - ((t) >> 8)))) << (i)) - -#define FbAdd(x,y,i,t) ((t) = FbGet8(x,i) + FbGet8(y,i), \ - (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i)) - - -#define Alpha(x) ((x) >> 24) -#define Red(x) (((x) >> 16) & 0xff) -#define Green(x) (((x) >> 8) & 0xff) -#define Blue(x) ((x) & 0xff) - -/** - * Returns TRUE if the fbComposeGetSolid can be used to get a single solid - * color representing every source sampling location of the picture. - */ -static INLINE Bool -fbCanGetSolid(PicturePtr pict) -{ - if (pict->pDrawable == NULL || - pict->pDrawable->width != 1 || - pict->pDrawable->height != 1) - { - return FALSE; - } - if (pict->repeat != RepeatNormal) - return FALSE; - - switch (pict->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: - case PICT_b8g8r8a8: - case PICT_b8g8r8x8: - case PICT_r8g8b8: - case PICT_b8g8r8: - case PICT_r5g6b5: - case PICT_b5g6r5: - return TRUE; - default: - return FALSE; - } -} - -#define fbComposeGetSolid(pict, bits, fmt) { \ - FbBits *__bits__; \ - FbStride __stride__; \ - int __bpp__; \ - int __xoff__,__yoff__; \ -\ - fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \ - switch (__bpp__) { \ - case 32: \ - (bits) = READ((CARD32 *) __bits__); \ - break; \ - case 24: \ - (bits) = Fetch24 ((CARD8 *) __bits__); \ - break; \ - case 16: \ - (bits) = READ((CARD16 *) __bits__); \ - (bits) = cvt0565to0888(bits); \ - break; \ - case 8: \ - (bits) = READ((CARD8 *) __bits__); \ - (bits) = (bits) << 24; \ - break; \ - case 1: \ - (bits) = READ((CARD32 *) __bits__); \ - (bits) = FbLeftStipBits((bits),1) ? 0xff000000 : 0x00000000;\ - break; \ - default: \ - return; \ - } \ - /* If necessary, convert RGB <--> BGR. */ \ - if (PICT_FORMAT_TYPE((pict)->format) != PICT_FORMAT_TYPE(fmt)) \ - { \ - (bits) = (((bits) & 0xff000000) | \ - (((bits) & 0x00ff0000) >> 16) | \ - (((bits) & 0x0000ff00) >> 0) | \ - (((bits) & 0x000000ff) << 16)); \ - } \ - /* manage missing src alpha */ \ - if ((pict)->pFormat->direct.alphaMask == 0) \ - (bits) |= 0xff000000; \ - fbFinishAccess ((pict)->pDrawable); \ -} - -#define fbComposeGetStart(pict,x,y,type,stride,line,mul) {\ - FbBits *__bits__; \ - FbStride __stride__; \ - int __bpp__; \ - int __xoff__,__yoff__; \ -\ - fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \ - (stride) = __stride__ * sizeof (FbBits) / sizeof (type); \ - (line) = ((type *) __bits__) + (stride) * ((y) + __yoff__) + (mul) * ((x) + __xoff__); \ -} -#define cvt8888to0565(s) ((((s) >> 3) & 0x001f) | \ - (((s) >> 5) & 0x07e0) | \ - (((s) >> 8) & 0xf800)) -#define cvt0565to0888(s) (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \ - ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \ - ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000))) - -#if IMAGE_BYTE_ORDER == MSBFirst -#define Fetch24(a) ((unsigned long) (a) & 1 ? \ - ((READ(a) << 16) | READ((CARD16 *) ((a)+1))) : \ - ((READ((CARD16 *) (a)) << 8) | READ((a)+2))) -#define Store24(a,v) ((unsigned long) (a) & 1 ? \ - (WRITE(a, (CARD8) ((v) >> 16)), \ - WRITE((CARD16 *) ((a)+1), (CARD16) (v))) : \ - (WRITE((CARD16 *) (a), (CARD16) ((v) >> 8)), \ - WRITE((a)+2, (CARD8) (v)))) -#else -#define Fetch24(a) ((unsigned long) (a) & 1 ? \ - (READ(a) | (READ((CARD16 *) ((a)+1)) << 8)) : \ - (READ((CARD16 *) (a)) | (READ((a)+2) << 16))) -#define Store24(a,v) ((unsigned long) (a) & 1 ? \ - (WRITE(a, (CARD8) (v)), \ - WRITE((CARD16 *) ((a)+1), (CARD16) ((v) >> 8))) : \ - (WRITE((CARD16 *) (a), (CARD16) (v)),\ - WRITE((a)+2, (CARD8) ((v) >> 16)))) -#endif - -/* - The methods below use some tricks to be able to do two color - components at the same time. -*/ - -/* - x_c = (x_c * a) / 255 -*/ -#define FbByteMul(x, a) do { \ - CARD32 t = ((x & 0xff00ff) * a) + 0x800080; \ - t = (t + ((t >> 8) & 0xff00ff)) >> 8; \ - t &= 0xff00ff; \ - \ - x = (((x >> 8) & 0xff00ff) * a) + 0x800080; \ - x = (x + ((x >> 8) & 0xff00ff)); \ - x &= 0xff00ff00; \ - x += t; \ - } while (0) - -/* - x_c = (x_c * a) / 255 + y -*/ -#define FbByteMulAdd(x, a, y) do { \ - CARD32 t = ((x & 0xff00ff) * a) + 0x800080; \ - t = (t + ((t >> 8) & 0xff00ff)) >> 8; \ - t &= 0xff00ff; \ - t += y & 0xff00ff; \ - t |= 0x1000100 - ((t >> 8) & 0xff00ff); \ - t &= 0xff00ff; \ - \ - x = (((x >> 8) & 0xff00ff) * a) + 0x800080; \ - x = (x + ((x >> 8) & 0xff00ff)) >> 8; \ - x &= 0xff00ff; \ - x += (y >> 8) & 0xff00ff; \ - x |= 0x1000100 - ((x >> 8) & 0xff00ff); \ - x &= 0xff00ff; \ - x <<= 8; \ - x += t; \ - } while (0) - -/* - x_c = (x_c * a + y_c * b) / 255 -*/ -#define FbByteAddMul(x, a, y, b) do { \ - CARD32 t; \ - CARD32 r = (x >> 24) * a + (y >> 24) * b + 0x80; \ - r += (r >> 8); \ - r >>= 8; \ - \ - t = (x & 0xff00) * a + (y & 0xff00) * b; \ - t += (t >> 8) + 0x8000; \ - t >>= 16; \ - \ - t |= r << 16; \ - t |= 0x1000100 - ((t >> 8) & 0xff00ff); \ - t &= 0xff00ff; \ - t <<= 8; \ - \ - r = ((x >> 16) & 0xff) * a + ((y >> 16) & 0xff) * b + 0x80; \ - r += (r >> 8); \ - r >>= 8; \ - \ - x = (x & 0xff) * a + (y & 0xff) * b + 0x80; \ - x += (x >> 8); \ - x >>= 8; \ - x |= r << 16; \ - x |= 0x1000100 - ((x >> 8) & 0xff00ff); \ - x &= 0xff00ff; \ - x |= t; \ -} while (0) - -/* - x_c = (x_c * a + y_c *b) / 256 -*/ -#define FbByteAddMul_256(x, a, y, b) do { \ - CARD32 t = (x & 0xff00ff) * a + (y & 0xff00ff) * b; \ - t >>= 8; \ - t &= 0xff00ff; \ - \ - x = ((x >> 8) & 0xff00ff) * a + ((y >> 8) & 0xff00ff) * b; \ - x &= 0xff00ff00; \ - x += t; \ -} while (0) -/* - x_c = (x_c * a_c) / 255 -*/ -#define FbByteMulC(x, a) do { \ - CARD32 t; \ - CARD32 r = (x & 0xff) * (a & 0xff); \ - r |= (x & 0xff0000) * ((a >> 16) & 0xff); \ - r += 0x800080; \ - r = (r + ((r >> 8) & 0xff00ff)) >> 8; \ - r &= 0xff00ff; \ - \ - x >>= 8; \ - t = (x & 0xff) * ((a >> 8) & 0xff); \ - t |= (x & 0xff0000) * (a >> 24); \ - t += 0x800080; \ - t = t + ((t >> 8) & 0xff00ff); \ - x = r | (t & 0xff00ff00); \ - \ - } while (0) - -/* - x_c = (x_c * a) / 255 + y -*/ -#define FbByteMulAddC(x, a, y) do { \ - CARD32 t; \ - CARD32 r = (x & 0xff) * (a & 0xff); \ - r |= (x & 0xff0000) * ((a >> 16) & 0xff); \ - r += 0x800080; \ - r = (r + ((r >> 8) & 0xff00ff)) >> 8; \ - r &= 0xff00ff; \ - r += y & 0xff00ff; \ - r |= 0x1000100 - ((r >> 8) & 0xff00ff); \ - r &= 0xff00ff; \ - \ - x >>= 8; \ - t = (x & 0xff) * ((a >> 8) & 0xff); \ - t |= (x & 0xff0000) * (a >> 24); \ - t += 0x800080; \ - t = (t + ((t >> 8) & 0xff00ff)) >> 8; \ - t &= 0xff00ff; \ - t += (y >> 8) & 0xff00ff; \ - t |= 0x1000100 - ((t >> 8) & 0xff00ff); \ - t &= 0xff00ff; \ - x = r | (t << 8); \ - } while (0) - -/* - x_c = (x_c * a_c + y_c * b) / 255 -*/ -#define FbByteAddMulC(x, a, y, b) do { \ - CARD32 t; \ - CARD32 r = (x >> 24) * (a >> 24) + (y >> 24) * b; \ - r += (r >> 8) + 0x80; \ - r >>= 8; \ - \ - t = (x & 0xff00) * ((a >> 8) & 0xff) + (y & 0xff00) * b; \ - t += (t >> 8) + 0x8000; \ - t >>= 16; \ - \ - t |= r << 16; \ - t |= 0x1000100 - ((t >> 8) & 0xff00ff); \ - t &= 0xff00ff; \ - t <<= 8; \ - \ - r = ((x >> 16) & 0xff) * ((a >> 16) & 0xff) + ((y >> 16) & 0xff) * b + 0x80; \ - r += (r >> 8); \ - r >>= 8; \ - \ - x = (x & 0xff) * (a & 0xff) + (y & 0xff) * b + 0x80; \ - x += (x >> 8); \ - x >>= 8; \ - x |= r << 16; \ - x |= 0x1000100 - ((x >> 8) & 0xff00ff); \ - x &= 0xff00ff; \ - x |= t; \ - } while (0) - -/* - x_c = min(x_c + y_c, 255) -*/ -#define FbByteAdd(x, y) do { \ - CARD32 t; \ - CARD32 r = (x & 0xff00ff) + (y & 0xff00ff); \ - r |= 0x1000100 - ((r >> 8) & 0xff00ff); \ - r &= 0xff00ff; \ - \ - t = ((x >> 8) & 0xff00ff) + ((y >> 8) & 0xff00ff); \ - t |= 0x1000100 - ((t >> 8) & 0xff00ff); \ - r |= (t & 0xff00ff) << 8; \ - x = r; \ - } while (0) - -#define div_255(x) (((x) + 0x80 + (((x) + 0x80) >> 8)) >> 8) - -#if defined(__i386__) && defined(__GNUC__) -#define FASTCALL __attribute__((regparm(3))) -#else -#define FASTCALL -#endif - -typedef struct _FbComposeData { - CARD8 op; - PicturePtr src; - PicturePtr mask; - PicturePtr dest; - INT16 xSrc; - INT16 ySrc; - INT16 xMask; - INT16 yMask; - INT16 xDest; - INT16 yDest; - CARD16 width; - CARD16 height; -} FbComposeData; - -extern _X_EXPORT void -fbCompositeRect (const FbComposeData *data, CARD32 *scanline_buffer); - -typedef FASTCALL void (*CombineMaskU) (CARD32 *src, const CARD32 *mask, int width); -typedef FASTCALL void (*CombineFuncU) (CARD32 *dest, const CARD32 *src, int width); -typedef FASTCALL void (*CombineFuncC) (CARD32 *dest, CARD32 *src, CARD32 *mask, int width); - -typedef struct _FbComposeFunctions { - CombineFuncU *combineU; - CombineFuncC *combineC; - CombineMaskU combineMaskU; -} FbComposeFunctions; - -/* fbcompose.c */ - -extern _X_EXPORT void -fbCompositeGeneral (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height); - -/* 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); - -typedef void (*CompositeFunc) (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height); - -extern _X_EXPORT void -fbWalkCompositeRegion (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height, - Bool srcRepeat, - Bool maskRepeat, - CompositeFunc compositeRect); - -/* 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); - -#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 +#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); + +#endif /* _FBPICT_H_ */ diff --git a/xorg-server/fb/fbtrap.c b/xorg-server/fb/fbtrap.c index 9f5c39f65..e52f84cd7 100644 --- a/xorg-server/fb/fbtrap.c +++ b/xorg-server/fb/fbtrap.c @@ -1,160 +1,159 @@ -/* - * 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 -#endif - -#include "fb.h" - -#include "picturestr.h" -#include "mipict.h" -#include "renderedge.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); -} - -static int -_GreaterY (xPointFixed *a, xPointFixed *b) -{ - if (a->y == b->y) - return a->x > b->x; - return a->y > b->y; -} - -/* - * Note that the definition of this function is a bit odd because - * of the X coordinate space (y increasing downwards). - */ -static int -_Clockwise (xPointFixed *ref, xPointFixed *a, xPointFixed *b) -{ - xPointFixed ad, bd; - - ad.x = a->x - ref->x; - ad.y = a->y - ref->y; - bd.x = b->x - ref->x; - bd.y = b->y - ref->y; - - return ((xFixed_32_32) bd.y * ad.x - (xFixed_32_32) ad.y * bd.x) < 0; -} - -/* FIXME -- this could be made more efficient */ -void -fbAddTriangles (PicturePtr pPicture, - INT16 x_off, - INT16 y_off, - int ntri, - xTriangle *tris) -{ - xPointFixed *top, *left, *right, *tmp; - xTrapezoid trap; - - for (; ntri; ntri--, tris++) - { - top = &tris->p1; - left = &tris->p2; - right = &tris->p3; - if (_GreaterY (top, left)) { - tmp = left; left = top; top = tmp; - } - if (_GreaterY (top, right)) { - tmp = right; right = top; top = tmp; - } - if (_Clockwise (top, right, left)) { - tmp = right; right = left; left = tmp; - } - - /* - * Two cases: - * - * + + - * / \ / \ - * / \ / \ - * / + + \ - * / -- -- \ - * / -- -- \ - * / --- --- \ - * +-- --+ - */ - - trap.top = top->y; - trap.left.p1 = *top; - trap.left.p2 = *left; - trap.right.p1 = *top; - trap.right.p2 = *right; - if (right->y < left->y) - trap.bottom = right->y; - else - trap.bottom = left->y; - fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off); - if (right->y < left->y) - { - trap.top = right->y; - trap.bottom = left->y; - trap.right.p1 = *right; - trap.right.p2 = *left; - } - else - { - trap.top = left->y; - trap.bottom = right->y; - trap.left.p1 = *left; - trap.left.p2 = *right; - } - fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off); - } -} - +/* + * 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 +#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); +} + +static int +_GreaterY (xPointFixed *a, xPointFixed *b) +{ + if (a->y == b->y) + return a->x > b->x; + return a->y > b->y; +} + +/* + * Note that the definition of this function is a bit odd because + * of the X coordinate space (y increasing downwards). + */ +static int +_Clockwise (xPointFixed *ref, xPointFixed *a, xPointFixed *b) +{ + xPointFixed ad, bd; + + ad.x = a->x - ref->x; + ad.y = a->y - ref->y; + bd.x = b->x - ref->x; + bd.y = b->y - ref->y; + + return ((xFixed_32_32) bd.y * ad.x - (xFixed_32_32) ad.y * bd.x) < 0; +} + +/* FIXME -- this could be made more efficient */ +void +fbAddTriangles (PicturePtr pPicture, + INT16 x_off, + INT16 y_off, + int ntri, + xTriangle *tris) +{ + xPointFixed *top, *left, *right, *tmp; + xTrapezoid trap; + + for (; ntri; ntri--, tris++) + { + top = &tris->p1; + left = &tris->p2; + right = &tris->p3; + if (_GreaterY (top, left)) { + tmp = left; left = top; top = tmp; + } + if (_GreaterY (top, right)) { + tmp = right; right = top; top = tmp; + } + if (_Clockwise (top, right, left)) { + tmp = right; right = left; left = tmp; + } + + /* + * Two cases: + * + * + + + * / \ / \ + * / \ / \ + * / + + \ + * / -- -- \ + * / -- -- \ + * / --- --- \ + * +-- --+ + */ + + trap.top = top->y; + trap.left.p1 = *top; + trap.left.p2 = *left; + trap.right.p1 = *top; + trap.right.p2 = *right; + if (right->y < left->y) + trap.bottom = right->y; + else + trap.bottom = left->y; + fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off); + if (right->y < left->y) + { + trap.top = right->y; + trap.bottom = left->y; + trap.right.p1 = *right; + trap.right.p2 = *left; + } + else + { + trap.top = left->y; + trap.bottom = right->y; + trap.left.p1 = *left; + trap.left.p2 = *right; + } + fbRasterizeTrapezoid (pPicture, &trap, x_off, y_off); + } +} + diff --git a/xorg-server/fb/wfbrename.h b/xorg-server/fb/wfbrename.h index 0d59811e1..d9aba7fb6 100644 --- a/xorg-server/fb/wfbrename.h +++ b/xorg-server/fb/wfbrename.h @@ -39,20 +39,6 @@ #define fbClearVisualTypes wfbClearVisualTypes #define fbCloseScreen wfbCloseScreen #define fbComposite wfbComposite -#define fbCompositeGeneral wfbCompositeGeneral -#define fbCompositeSolidMask_nx1xn wfbCompositeSolidMask_nx1xn -#define fbCompositeSolidMask_nx8888x0565C wfbCompositeSolidMask_nx8888x0565C -#define fbCompositeSolidMask_nx8888x8888C wfbCompositeSolidMask_nx8888x8888C -#define fbCompositeSolidMask_nx8x0565 wfbCompositeSolidMask_nx8x0565 -#define fbCompositeSolidMask_nx8x0888 wfbCompositeSolidMask_nx8x0888 -#define fbCompositeSolidMask_nx8x8888 wfbCompositeSolidMask_nx8x8888 -#define fbCompositeSrc_0565x0565 wfbCompositeSrc_0565x0565 -#define fbCompositeSrc_8888x0565 wfbCompositeSrc_8888x0565 -#define fbCompositeSrc_8888x0888 wfbCompositeSrc_8888x0888 -#define fbCompositeSrc_8888x8888 wfbCompositeSrc_8888x8888 -#define fbCompositeSrcAdd_1000x1000 wfbCompositeSrcAdd_1000x1000 -#define fbCompositeSrcAdd_8000x8000 wfbCompositeSrcAdd_8000x8000 -#define fbCompositeSrcAdd_8888x8888 wfbCompositeSrcAdd_8888x8888 #define fbCopy1toN wfbCopy1toN #define fbCopyArea wfbCopyArea #define fbCopyNto1 wfbCopyNto1 @@ -149,7 +135,6 @@ #define fbPutXYImage wfbPutXYImage #define fbPutZImage wfbPutZImage #define fbQueryBestSize wfbQueryBestSize -#define fbRasterizeEdges wfbRasterizeEdges #define fbRasterizeTrapezoid wfbRasterizeTrapezoid #define fbRealizeFont wfbRealizeFont #define fbReduceRasterOp wfbReduceRasterOp @@ -179,10 +164,8 @@ #define fbUnmapWindow wfbUnmapWindow #define fbUnrealizeFont wfbUnrealizeFont #define fbValidateGC wfbValidateGC -#define fbWalkCompositeRegion wfbWalkCompositeRegion #define fbWinPrivateKeyRec wfbWinPrivateKeyRec #define fbZeroLine wfbZeroLine #define fbZeroSegment wfbZeroSegment #define free_pixman_pict wfb_free_pixman_pict #define image_from_pict wfb_image_from_pict -#define composeFunctions wfbComposeFunctions -- cgit v1.2.3 From 3a82f8a35b2c6d094cf9d0d5a3ccb9dd9b85f626 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 15 Nov 2010 09:43:51 +0000 Subject: xserver git update 15/11/2010 --- xorg-server/fb/Makefile.am | 2 +- xorg-server/fb/fb.h | 2 +- xorg-server/fb/fbcmap.c | 586 --------------------------------------------- 3 files changed, 2 insertions(+), 588 deletions(-) delete mode 100644 xorg-server/fb/fbcmap.c (limited to 'xorg-server/fb') diff --git a/xorg-server/fb/Makefile.am b/xorg-server/fb/Makefile.am index 21ed7b624..0863d7c07 100644 --- a/xorg-server/fb/Makefile.am +++ b/xorg-server/fb/Makefile.am @@ -55,4 +55,4 @@ libfb_la_SOURCES = \ libwfb_la_SOURCES = $(libfb_la_SOURCES) -EXTRA_DIST = fbcmap.c fbcmap_mi.c +EXTRA_DIST = fbcmap_mi.c diff --git a/xorg-server/fb/fb.h b/xorg-server/fb/fb.h index 14c5ed137..cefd410dd 100644 --- a/xorg-server/fb/fb.h +++ b/xorg-server/fb/fb.h @@ -1262,7 +1262,7 @@ fbBltPlane (FbBits *src, Pixel planeMask); /* - * fbcmap.c + * fbcmap_mi.c */ extern _X_EXPORT int fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps); diff --git a/xorg-server/fb/fbcmap.c b/xorg-server/fb/fbcmap.c deleted file mode 100644 index 123b7f41d..000000000 --- a/xorg-server/fb/fbcmap.c +++ /dev/null @@ -1,586 +0,0 @@ -/* - * Copyright © 1987 Sun Microsystems, Inc. All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include -#include -#include "scrnintstr.h" -#include "colormapst.h" -#include "resource.h" -#include "fb.h" - -#ifdef XFree86Server -#error "You should be compiling fbcmap_mi.c instead of fbcmap.c!" -#endif - -static DevPrivateKeyRec cmapScrPrivateKeyRec; -#define cmapScrPrivateKey (&cmapScrPrivateKeyRec) - -#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey)) -#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c)) - -int -fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps) -{ - /* By the time we are processing requests, we can guarantee that there - * is always a colormap installed */ - *pmaps = GetInstalledColormap(pScreen)->mid; - return 1; -} - - -void -fbInstallColormap(ColormapPtr pmap) -{ - ColormapPtr oldpmap = GetInstalledColormap(pmap->pScreen); - - if(pmap != oldpmap) - { - /* Uninstall pInstalledMap. No hardware changes required, just - * notify all interested parties. */ - if(oldpmap != (ColormapPtr)None) - WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid); - /* Install pmap */ - SetInstalledColormap(pmap->pScreen, pmap); - WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid); - } -} - -void -fbUninstallColormap(ColormapPtr pmap) -{ - ColormapPtr curpmap = GetInstalledColormap(pmap->pScreen); - - if(pmap == curpmap) - { - if (pmap->mid != pmap->pScreen->defColormap) - { - dixLookupResourceByType((pointer *)&curpmap, - pmap->pScreen->defColormap, - RT_COLORMAP, - serverClient, DixInstallAccess); - (*pmap->pScreen->InstallColormap)(curpmap); - } - } -} - -void -fbResolveColor(unsigned short *pred, - unsigned short *pgreen, - unsigned short *pblue, - VisualPtr pVisual) -{ - int shift = 16 - pVisual->bitsPerRGBValue; - unsigned lim = (1 << pVisual->bitsPerRGBValue) - 1; - - if ((pVisual->class | DynamicClass) == GrayScale) - { - /* rescale to gray then rgb bits */ - *pred = (30L * *pred + 59L * *pgreen + 11L * *pblue) / 100; - *pblue = *pgreen = *pred = ((*pred >> shift) * 65535) / lim; - } - else - { - /* rescale to rgb bits */ - *pred = ((*pred >> shift) * 65535) / lim; - *pgreen = ((*pgreen >> shift) * 65535) / lim; - *pblue = ((*pblue >> shift) * 65535) / lim; - } -} - -Bool -fbInitializeColormap(ColormapPtr pmap) -{ - register unsigned i; - register VisualPtr pVisual; - unsigned lim, maxent, shift; - - pVisual = pmap->pVisual; - lim = (1 << pVisual->bitsPerRGBValue) - 1; - shift = 16 - pVisual->bitsPerRGBValue; - maxent = pVisual->ColormapEntries - 1; - if (pVisual->class == TrueColor) - { - unsigned limr, limg, limb; - - limr = pVisual->redMask >> pVisual->offsetRed; - limg = pVisual->greenMask >> pVisual->offsetGreen; - limb = pVisual->blueMask >> pVisual->offsetBlue; - for(i = 0; i <= maxent; i++) - { - /* rescale to [0..65535] then rgb bits */ - pmap->red[i].co.local.red = - ((((i * 65535) / limr) >> shift) * 65535) / lim; - pmap->green[i].co.local.green = - ((((i * 65535) / limg) >> shift) * 65535) / lim; - pmap->blue[i].co.local.blue = - ((((i * 65535) / limb) >> shift) * 65535) / lim; - } - } - else if (pVisual->class == StaticColor) - { - unsigned n; - unsigned r, g, b; - unsigned red, green, blue; - - for (n = 0; n*n*n < pVisual->ColormapEntries; n++) - ; - n--; - i = 0; - for (r = 0; r < n; r++) - { - red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim; - for (g = 0; g < n; g++) - { - green = (((g * 65535 / (n - 1)) >> shift) * 65535) / lim; - for (b = 0; b < n; b++) - { - blue = (((b * 65535 / (n - 1)) >> shift) * 65535) / lim; - pmap->red[i].co.local.red = red; - pmap->red[i].co.local.green = green; - pmap->red[i].co.local.blue = blue; - i++; - } - } - } - n = pVisual->ColormapEntries - i; - for (r = 0; r < n; r++) - { - red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim; - pmap->red[i].co.local.red = red; - pmap->red[i].co.local.green = red; - pmap->red[i].co.local.blue = red; - i++; - } - } - else if (pVisual->class == StaticGray) - { - for(i = 0; i <= maxent; i++) - { - /* rescale to [0..65535] then rgb bits */ - pmap->red[i].co.local.red = ((((i * 65535) / maxent) >> shift) - * 65535) / lim; - pmap->red[i].co.local.green = pmap->red[i].co.local.red; - pmap->red[i].co.local.blue = pmap->red[i].co.local.red; - } - } - return TRUE; -} - -/* When simulating DirectColor on PseudoColor hardware, multiple - entries of the colormap must be updated - */ - -#define AddElement(mask) { \ - pixel = red | green | blue; \ - for (i = 0; i < nresult; i++) \ - if (outdefs[i].pixel == pixel) \ - break; \ - if (i == nresult) \ - { \ - nresult++; \ - outdefs[i].pixel = pixel; \ - outdefs[i].flags = 0; \ - } \ - outdefs[i].flags |= (mask); \ - outdefs[i].red = pmap->red[red >> pVisual->offsetRed].co.local.red; \ - outdefs[i].green = pmap->green[green >> pVisual->offsetGreen].co.local.green; \ - outdefs[i].blue = pmap->blue[blue >> pVisual->offsetBlue].co.local.blue; \ -} - -int -fbExpandDirectColors (ColormapPtr pmap, - int ndef, - xColorItem *indefs, - xColorItem *outdefs) -{ - register int red, green, blue; - int maxred, maxgreen, maxblue; - int stepred, stepgreen, stepblue; - VisualPtr pVisual; - register int pixel; - register int nresult; - register int i; - - pVisual = pmap->pVisual; - - stepred = 1 << pVisual->offsetRed; - stepgreen = 1 << pVisual->offsetGreen; - stepblue = 1 << pVisual->offsetBlue; - maxred = pVisual->redMask; - maxgreen = pVisual->greenMask; - maxblue = pVisual->blueMask; - nresult = 0; - for (;ndef--; indefs++) - { - if (indefs->flags & DoRed) - { - red = indefs->pixel & pVisual->redMask; - for (green = 0; green <= maxgreen; green += stepgreen) - { - for (blue = 0; blue <= maxblue; blue += stepblue) - { - AddElement (DoRed) - } - } - } - if (indefs->flags & DoGreen) - { - green = indefs->pixel & pVisual->greenMask; - for (red = 0; red <= maxred; red += stepred) - { - for (blue = 0; blue <= maxblue; blue += stepblue) - { - AddElement (DoGreen) - } - } - } - if (indefs->flags & DoBlue) - { - blue = indefs->pixel & pVisual->blueMask; - for (red = 0; red <= maxred; red += stepred) - { - for (green = 0; green <= maxgreen; green += stepgreen) - { - AddElement (DoBlue) - } - } - } - } - return nresult; -} - -Bool -fbCreateDefColormap(ScreenPtr pScreen) -{ - unsigned short zero = 0, ones = 0xFFFF; - VisualPtr pVisual; - ColormapPtr cmap; - Pixel wp, bp; - - for (pVisual = pScreen->visuals; - pVisual->vid != pScreen->rootVisual; - pVisual++) - ; - - if (CreateColormap(pScreen->defColormap, pScreen, pVisual, &cmap, - (pVisual->class & DynamicClass) ? AllocNone : AllocAll, - 0) - != Success) - return FALSE; - wp = pScreen->whitePixel; - bp = pScreen->blackPixel; - if ((AllocColor(cmap, &ones, &ones, &ones, &wp, 0) != - Success) || - (AllocColor(cmap, &zero, &zero, &zero, &bp, 0) != - Success)) - return FALSE; - pScreen->whitePixel = wp; - pScreen->blackPixel = bp; - (*pScreen->InstallColormap)(cmap); - return TRUE; -} - -extern int defaultColorVisualClass; - -#define _RZ(d) ((d + 2) / 3) -#define _RS(d) 0 -#define _RM(d) ((1 << _RZ(d)) - 1) -#define _GZ(d) ((d - _RZ(d) + 1) / 2) -#define _GS(d) _RZ(d) -#define _GM(d) (((1 << _GZ(d)) - 1) << _GS(d)) -#define _BZ(d) (d - _RZ(d) - _GZ(d)) -#define _BS(d) (_RZ(d) + _GZ(d)) -#define _BM(d) (((1 << _BZ(d)) - 1) << _BS(d)) -#define _CE(d) (1 << _RZ(d)) - -#define MAX_PSEUDO_DEPTH 10 /* largest DAC size I know */ - -#define StaticGrayMask (1 << StaticGray) -#define GrayScaleMask (1 << GrayScale) -#define StaticColorMask (1 << StaticColor) -#define PseudoColorMask (1 << PseudoColor) -#define TrueColorMask (1 << TrueColor) -#define DirectColorMask (1 << DirectColor) - -#define ALL_VISUALS (StaticGrayMask|\ - GrayScaleMask|\ - StaticColorMask|\ - PseudoColorMask|\ - TrueColorMask|\ - DirectColorMask) - -#define LARGE_VISUALS (TrueColorMask|\ - DirectColorMask) - -typedef struct _fbVisuals { - struct _fbVisuals *next; - int depth; - int bitsPerRGB; - int visuals; - int count; - Pixel redMask, greenMask, blueMask; -} fbVisualsRec, *fbVisualsPtr; - -static const int fbVisualPriority[] = { - PseudoColor, DirectColor, GrayScale, StaticColor, TrueColor, StaticGray -}; - -#define NUM_PRIORITY 6 - -static fbVisualsPtr fbVisuals; - -static int -popCount (int i) -{ - int count; - - count = (i >> 1) & 033333333333; - count = i - count - ((count >> 1) & 033333333333); - count = (((count + (count >> 3)) & 030707070707) % 077); /* HAKMEM 169 */ - return count; -} - -/* - * Distance to least significant one bit - */ -static int -maskShift (Pixel p) -{ - int s; - - if (!p) return 0; - s = 0; - while (!(p & 1)) - { - s++; - p >>= 1; - } - return s; -} - -Bool -fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB, - Pixel redMask, Pixel greenMask, Pixel blueMask) -{ - fbVisualsPtr new, *prev, v; - - new = (fbVisualsPtr) malloc(sizeof *new); - if (!new) - return FALSE; - if (!redMask || !greenMask || !blueMask) - { - redMask = _RM(depth); - greenMask = _GM(depth); - blueMask = _BM(depth); - } - new->next = 0; - new->depth = depth; - new->visuals = visuals; - new->bitsPerRGB = bitsPerRGB; - new->redMask = redMask; - new->greenMask = greenMask; - new->blueMask = blueMask; - new->count = popCount (visuals); - for (prev = &fbVisuals; (v = *prev); prev = &v->next); - *prev = new; - return TRUE; -} - -Bool -fbHasVisualTypes (int depth) -{ - fbVisualsPtr v; - - for (v = fbVisuals; v; v = v->next) - if (v->depth == depth) - return TRUE; - return FALSE; -} - -Bool -fbSetVisualTypes (int depth, int visuals, int bitsPerRGB) -{ - return fbSetVisualTypesAndMasks (depth, visuals, bitsPerRGB, - _RM(depth), _GM(depth), _BM(depth)); -} - -/* - * Given a list of formats for a screen, create a list - * of visuals and depths for the screen which coorespond to - * the set which can be used with this version of fb. - */ - -Bool -fbInitVisuals (VisualPtr *visualp, - DepthPtr *depthp, - int *nvisualp, - int *ndepthp, - int *rootDepthp, - VisualID *defaultVisp, - unsigned long sizes, - int bitsPerRGB) -{ - int i, j = 0, k; - VisualPtr visual; - DepthPtr depth; - VisualID *vid; - int d, b; - int f; - int ndepth, nvisual; - int nvtype; - int vtype; - fbVisualsPtr visuals, nextVisuals; - - /* none specified, we'll guess from pixmap formats */ - if (!fbVisuals) - { - for (f = 0; f < screenInfo.numPixmapFormats; f++) - { - d = screenInfo.formats[f].depth; - b = screenInfo.formats[f].bitsPerPixel; - if (sizes & (1 << (b - 1))) - { - if (d > MAX_PSEUDO_DEPTH) - vtype = LARGE_VISUALS; - else if (d == 1) - vtype = StaticGrayMask; - else - vtype = ALL_VISUALS; - } - else - vtype = 0; - if (!fbSetVisualTypes (d, vtype, bitsPerRGB)) - return FALSE; - } - } - nvisual = 0; - ndepth = 0; - for (visuals = fbVisuals; visuals; visuals = nextVisuals) - { - nextVisuals = visuals->next; - ndepth++; - nvisual += visuals->count; - } - depth = (DepthPtr) malloc(ndepth * sizeof (DepthRec)); - visual = (VisualPtr) malloc(nvisual * sizeof (VisualRec)); - if (!depth || !visual) - { - free(depth); - free(visual); - return FALSE; - } - *depthp = depth; - *visualp = visual; - *ndepthp = ndepth; - *nvisualp = nvisual; - for (visuals = fbVisuals; visuals; visuals = nextVisuals) - { - nextVisuals = visuals->next; - d = visuals->depth; - vtype = visuals->visuals; - nvtype = visuals->count; - vid = NULL; - if (nvtype) - { - vid = (VisualID *) malloc(nvtype * sizeof (VisualID)); - if (!vid) - return FALSE; - } - depth->depth = d; - depth->numVids = nvtype; - depth->vids = vid; - depth++; - for (i = 0; i < NUM_PRIORITY; i++) { - if (! (vtype & (1 << fbVisualPriority[i]))) - continue; - visual->class = fbVisualPriority[i]; - visual->bitsPerRGBValue = visuals->bitsPerRGB; - visual->ColormapEntries = 1 << d; - visual->nplanes = d; - visual->vid = *vid = FakeClientID (0); - switch (visual->class) { - case PseudoColor: - case GrayScale: - case StaticGray: - case StaticColor: - visual->redMask = 0; - visual->greenMask = 0; - visual->blueMask = 0; - visual->offsetRed = 0; - visual->offsetGreen = 0; - visual->offsetBlue = 0; - break; - case DirectColor: - case TrueColor: - visual->ColormapEntries = _CE(d); - visual->redMask = visuals->redMask; - visual->greenMask = visuals->greenMask; - visual->blueMask = visuals->blueMask; - visual->offsetRed = maskShift (visuals->redMask); - visual->offsetGreen = maskShift (visuals->greenMask); - visual->offsetBlue = maskShift (visuals->blueMask); - } - vid++; - visual++; - } - free(visuals); - } - fbVisuals = NULL; - visual = *visualp; - depth = *depthp; - for (i = 0; i < ndepth; i++) - { - if (*rootDepthp && *rootDepthp != depth[i].depth) - continue; - for (j = 0; j < depth[i].numVids; j++) - { - for (k = 0; k < nvisual; k++) - if (visual[k].vid == depth[i].vids[j]) - break; - if (k == nvisual) - continue; - if (defaultColorVisualClass < 0 || - visual[k].class == defaultColorVisualClass) - break; - } - if (j != depth[i].numVids) - break; - } - if (i == ndepth) { - for (i = 0; i < ndepth; i++) - { - if (depth[i].numVids) - break; - } - if (i == ndepth) - return FALSE; - j = 0; - } - *rootDepthp = depth[i].depth; - *defaultVisp = depth[i].vids[j]; - return TRUE; -} -- cgit v1.2.3