diff options
Diffstat (limited to 'xorg-server/cfb/cfb8bit.c')
| -rw-r--r-- | xorg-server/cfb/cfb8bit.c | 469 |
1 files changed, 0 insertions, 469 deletions
diff --git a/xorg-server/cfb/cfb8bit.c b/xorg-server/cfb/cfb8bit.c deleted file mode 100644 index 54a08c53d..000000000 --- a/xorg-server/cfb/cfb8bit.c +++ /dev/null @@ -1,469 +0,0 @@ -/* - -Copyright 1989, 1994, 1998 The Open Group - -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. - -The above copyright notice and this permission notice 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 OPEN GROUP 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. - -Except as contained in this notice, the name of The Open Group shall -not be used in advertising or otherwise to promote the sale, use or -other dealings in this Software without prior written authorization -from The Open Group. - -*/ - -/* - * cfb8bit.c - * - * 8 bit color frame buffer utility routines - */ - - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#if PSZ == 8 - -#include <X11/X.h> -#include <X11/Xmd.h> -#include <X11/Xproto.h> -#include "gcstruct.h" -#include "windowstr.h" -#include "scrnintstr.h" -#include "pixmapstr.h" -#include "regionstr.h" -#include "cfb.h" -#include "cfbmskbits.h" -#include "cfb8bit.h" - -PixelGroup cfb8StippleMasks[NUM_MASKS] = { -#if NUM_MASKS == 16 - 0x00000000, 0x000000ff, 0x0000ff00, 0x0000ffff, - 0x00ff0000, 0x00ff00ff, 0x00ffff00, 0x00ffffff, - 0xff000000, 0xff0000ff, 0xff00ff00, 0xff00ffff, - 0xffff0000, 0xffff00ff, 0xffffff00, 0xffffffff -#else /* NUM_MASKS == 256 */ - 0x0000000000000000, 0x00000000000000ff, - 0x000000000000ff00, 0x000000000000ffff, - 0x0000000000ff0000, 0x0000000000ff00ff, - 0x0000000000ffff00, 0x0000000000ffffff, - 0x00000000ff000000, 0x00000000ff0000ff, - 0x00000000ff00ff00, 0x00000000ff00ffff, - 0x00000000ffff0000, 0x00000000ffff00ff, - 0x00000000ffffff00, 0x00000000ffffffff, - 0x000000ff00000000, 0x000000ff000000ff, - 0x000000ff0000ff00, 0x000000ff0000ffff, - 0x000000ff00ff0000, 0x000000ff00ff00ff, - 0x000000ff00ffff00, 0x000000ff00ffffff, - 0x000000ffff000000, 0x000000ffff0000ff, - 0x000000ffff00ff00, 0x000000ffff00ffff, - 0x000000ffffff0000, 0x000000ffffff00ff, - 0x000000ffffffff00, 0x000000ffffffffff, - 0x0000ff0000000000, 0x0000ff00000000ff, - 0x0000ff000000ff00, 0x0000ff000000ffff, - 0x0000ff0000ff0000, 0x0000ff0000ff00ff, - 0x0000ff0000ffff00, 0x0000ff0000ffffff, - 0x0000ff00ff000000, 0x0000ff00ff0000ff, - 0x0000ff00ff00ff00, 0x0000ff00ff00ffff, - 0x0000ff00ffff0000, 0x0000ff00ffff00ff, - 0x0000ff00ffffff00, 0x0000ff00ffffffff, - 0x0000ffff00000000, 0x0000ffff000000ff, - 0x0000ffff0000ff00, 0x0000ffff0000ffff, - 0x0000ffff00ff0000, 0x0000ffff00ff00ff, - 0x0000ffff00ffff00, 0x0000ffff00ffffff, - 0x0000ffffff000000, 0x0000ffffff0000ff, - 0x0000ffffff00ff00, 0x0000ffffff00ffff, - 0x0000ffffffff0000, 0x0000ffffffff00ff, - 0x0000ffffffffff00, 0x0000ffffffffffff, - 0x00ff000000000000, 0x00ff0000000000ff, - 0x00ff00000000ff00, 0x00ff00000000ffff, - 0x00ff000000ff0000, 0x00ff000000ff00ff, - 0x00ff000000ffff00, 0x00ff000000ffffff, - 0x00ff0000ff000000, 0x00ff0000ff0000ff, - 0x00ff0000ff00ff00, 0x00ff0000ff00ffff, - 0x00ff0000ffff0000, 0x00ff0000ffff00ff, - 0x00ff0000ffffff00, 0x00ff0000ffffffff, - 0x00ff00ff00000000, 0x00ff00ff000000ff, - 0x00ff00ff0000ff00, 0x00ff00ff0000ffff, - 0x00ff00ff00ff0000, 0x00ff00ff00ff00ff, - 0x00ff00ff00ffff00, 0x00ff00ff00ffffff, - 0x00ff00ffff000000, 0x00ff00ffff0000ff, - 0x00ff00ffff00ff00, 0x00ff00ffff00ffff, - 0x00ff00ffffff0000, 0x00ff00ffffff00ff, - 0x00ff00ffffffff00, 0x00ff00ffffffffff, - 0x00ffff0000000000, 0x00ffff00000000ff, - 0x00ffff000000ff00, 0x00ffff000000ffff, - 0x00ffff0000ff0000, 0x00ffff0000ff00ff, - 0x00ffff0000ffff00, 0x00ffff0000ffffff, - 0x00ffff00ff000000, 0x00ffff00ff0000ff, - 0x00ffff00ff00ff00, 0x00ffff00ff00ffff, - 0x00ffff00ffff0000, 0x00ffff00ffff00ff, - 0x00ffff00ffffff00, 0x00ffff00ffffffff, - 0x00ffffff00000000, 0x00ffffff000000ff, - 0x00ffffff0000ff00, 0x00ffffff0000ffff, - 0x00ffffff00ff0000, 0x00ffffff00ff00ff, - 0x00ffffff00ffff00, 0x00ffffff00ffffff, - 0x00ffffffff000000, 0x00ffffffff0000ff, - 0x00ffffffff00ff00, 0x00ffffffff00ffff, - 0x00ffffffffff0000, 0x00ffffffffff00ff, - 0x00ffffffffffff00, 0x00ffffffffffffff, - 0xff00000000000000, 0xff000000000000ff, - 0xff0000000000ff00, 0xff0000000000ffff, - 0xff00000000ff0000, 0xff00000000ff00ff, - 0xff00000000ffff00, 0xff00000000ffffff, - 0xff000000ff000000, 0xff000000ff0000ff, - 0xff000000ff00ff00, 0xff000000ff00ffff, - 0xff000000ffff0000, 0xff000000ffff00ff, - 0xff000000ffffff00, 0xff000000ffffffff, - 0xff0000ff00000000, 0xff0000ff000000ff, - 0xff0000ff0000ff00, 0xff0000ff0000ffff, - 0xff0000ff00ff0000, 0xff0000ff00ff00ff, - 0xff0000ff00ffff00, 0xff0000ff00ffffff, - 0xff0000ffff000000, 0xff0000ffff0000ff, - 0xff0000ffff00ff00, 0xff0000ffff00ffff, - 0xff0000ffffff0000, 0xff0000ffffff00ff, - 0xff0000ffffffff00, 0xff0000ffffffffff, - 0xff00ff0000000000, 0xff00ff00000000ff, - 0xff00ff000000ff00, 0xff00ff000000ffff, - 0xff00ff0000ff0000, 0xff00ff0000ff00ff, - 0xff00ff0000ffff00, 0xff00ff0000ffffff, - 0xff00ff00ff000000, 0xff00ff00ff0000ff, - 0xff00ff00ff00ff00, 0xff00ff00ff00ffff, - 0xff00ff00ffff0000, 0xff00ff00ffff00ff, - 0xff00ff00ffffff00, 0xff00ff00ffffffff, - 0xff00ffff00000000, 0xff00ffff000000ff, - 0xff00ffff0000ff00, 0xff00ffff0000ffff, - 0xff00ffff00ff0000, 0xff00ffff00ff00ff, - 0xff00ffff00ffff00, 0xff00ffff00ffffff, - 0xff00ffffff000000, 0xff00ffffff0000ff, - 0xff00ffffff00ff00, 0xff00ffffff00ffff, - 0xff00ffffffff0000, 0xff00ffffffff00ff, - 0xff00ffffffffff00, 0xff00ffffffffffff, - 0xffff000000000000, 0xffff0000000000ff, - 0xffff00000000ff00, 0xffff00000000ffff, - 0xffff000000ff0000, 0xffff000000ff00ff, - 0xffff000000ffff00, 0xffff000000ffffff, - 0xffff0000ff000000, 0xffff0000ff0000ff, - 0xffff0000ff00ff00, 0xffff0000ff00ffff, - 0xffff0000ffff0000, 0xffff0000ffff00ff, - 0xffff0000ffffff00, 0xffff0000ffffffff, - 0xffff00ff00000000, 0xffff00ff000000ff, - 0xffff00ff0000ff00, 0xffff00ff0000ffff, - 0xffff00ff00ff0000, 0xffff00ff00ff00ff, - 0xffff00ff00ffff00, 0xffff00ff00ffffff, - 0xffff00ffff000000, 0xffff00ffff0000ff, - 0xffff00ffff00ff00, 0xffff00ffff00ffff, - 0xffff00ffffff0000, 0xffff00ffffff00ff, - 0xffff00ffffffff00, 0xffff00ffffffffff, - 0xffffff0000000000, 0xffffff00000000ff, - 0xffffff000000ff00, 0xffffff000000ffff, - 0xffffff0000ff0000, 0xffffff0000ff00ff, - 0xffffff0000ffff00, 0xffffff0000ffffff, - 0xffffff00ff000000, 0xffffff00ff0000ff, - 0xffffff00ff00ff00, 0xffffff00ff00ffff, - 0xffffff00ffff0000, 0xffffff00ffff00ff, - 0xffffff00ffffff00, 0xffffff00ffffffff, - 0xffffffff00000000, 0xffffffff000000ff, - 0xffffffff0000ff00, 0xffffffff0000ffff, - 0xffffffff00ff0000, 0xffffffff00ff00ff, - 0xffffffff00ffff00, 0xffffffff00ffffff, - 0xffffffffff000000, 0xffffffffff0000ff, - 0xffffffffff00ff00, 0xffffffffff00ffff, - 0xffffffffffff0000, 0xffffffffffff00ff, - 0xffffffffffffff00, 0xffffffffffffffff -#endif -}; - -int cfb8StippleMode, cfb8StippleAlu, cfb8StippleRRop; -PixelGroup cfb8StippleFg, cfb8StippleBg, cfb8StipplePm; -PixelGroup cfb8StippleAnd[NUM_MASKS], cfb8StippleXor[NUM_MASKS]; - -int -cfb8SetStipple (alu, fg, planemask) -int alu; -CfbBits fg, planemask; -{ - CfbBits and, xor, rrop; - int s; - CfbBits c; - - cfb8StippleMode = FillStippled; - cfb8StippleAlu = alu; - cfb8StippleFg = fg & PMSK; - cfb8StipplePm = planemask & PMSK; - rrop = cfbReduceRasterOp (alu, fg, planemask, &and, &xor); - cfb8StippleRRop = rrop; - /* - * create the appropriate pixel-fill bits for current - * foreground - */ - for (s = 0; s < NUM_MASKS; s++) - { - c = cfb8StippleMasks[s]; - cfb8StippleAnd[s] = and | ~c; - cfb8StippleXor[s] = xor & c; - } - return TRUE; -} - - -int -cfb8SetOpaqueStipple (alu, fg, bg, planemask) -int alu; -CfbBits fg, bg, planemask; -{ - CfbBits andfg, xorfg, andbg, xorbg, rropfg, rropbg; - int s; - CfbBits c; - - cfb8StippleMode = FillOpaqueStippled; - cfb8StippleAlu = alu; - cfb8StippleFg = fg & PMSK; - cfb8StippleBg = bg & PMSK; - cfb8StipplePm = planemask & PMSK; - rropfg = cfbReduceRasterOp (alu, cfb8StippleFg, cfb8StipplePm, &andfg, &xorfg); - rropbg = cfbReduceRasterOp (alu, cfb8StippleBg, cfb8StipplePm, &andbg, &xorbg); - if (rropfg == rropbg) - cfb8StippleRRop = rropfg; - else - cfb8StippleRRop = GXset; - /* - * create the appropriate pixel-fill bits for current - * foreground - */ - for (s = 0; s < NUM_MASKS; s++) - { - c = cfb8StippleMasks[s]; - cfb8StippleAnd[s] = (andfg | ~c) & (andbg | c); - cfb8StippleXor[s] = (xorfg & c) | (xorbg & ~c); - } - return TRUE; -} - -/* - * a grungy little routine. This computes clip masks - * for partial character blts. Returns rgnOUT if the - * entire character is clipped; returns rgnIN if the entire - * character is unclipped; returns rgnPART if a portion of - * the character is visible. Computes clip masks for each - * longword of the character -- and those with the - * contents of the glyph to compute the visible bits. - */ - -#if PGSZ == 32 -#if (BITMAP_BIT_ORDER == MSBFirst) -PixelGroup cfb8BitLenMasks[PGSZ] = { - 0xffffffff, 0x7fffffff, 0x3fffffff, 0x1fffffff, - 0x0fffffff, 0x07ffffff, 0x03ffffff, 0x01ffffff, - 0x00ffffff, 0x007fffff, 0x003fffff, 0x001fffff, - 0x000fffff, 0x0007ffff, 0x0003ffff, 0x0001ffff, - 0x0000ffff, 0x00007fff, 0x00003fff, 0x00001fff, - 0x00000fff, 0x000007ff, 0x000003ff, 0x000001ff, - 0x000000ff, 0x0000007f, 0x0000003f, 0x0000001f, - 0x0000000f, 0x00000007, 0x00000003, 0x00000001, -}; -#else -PixelGroup cfb8BitLenMasks[PGSZ] = { - 0xffffffff, 0xfffffffe, 0xfffffffc, 0xfffffff8, - 0xfffffff0, 0xffffffe0, 0xffffffc0, 0xffffff80, - 0xffffff00, 0xfffffe00, 0xfffffc00, 0xfffff800, - 0xfffff000, 0xffffe000, 0xffffc000, 0xffff8000, - 0xffff0000, 0xfffe0000, 0xfffc0000, 0xfff80000, - 0xfff00000, 0xffe00000, 0xffc00000, 0xff800000, - 0xff000000, 0xfe000000, 0xfc000000, 0xf8000000, - 0xf0000000, 0xe0000000, 0xc0000000, 0x80000000, -}; -#endif /* BITMAP_BIT_ORDER */ -#else /* PGSZ == 64 */ -#if (BITMAP_BIT_ORDER == MSBFirst) -PixelGroup cfb8BitLenMasks[PGSZ] = { - 0xffffffffffffffff, 0x7fffffffffffffff, - 0x3fffffffffffffff, 0x1fffffffffffffff, - 0x0fffffffffffffff, 0x07ffffffffffffff, - 0x03ffffffffffffff, 0x01ffffffffffffff, - 0x00ffffffffffffff, 0x007fffffffffffff, - 0x003fffffffffffff, 0x001fffffffffffff, - 0x000fffffffffffff, 0x0007ffffffffffff, - 0x0003ffffffffffff, 0x0001ffffffffffff, - 0x0000ffffffffffff, 0x00007fffffffffff, - 0x00003fffffffffff, 0x00001fffffffffff, - 0x00000fffffffffff, 0x000007ffffffffff, - 0x000003ffffffffff, 0x000001ffffffffff, - 0x000000ffffffffff, 0x0000007fffffffff, - 0x0000003fffffffff, 0x0000001fffffffff, - 0x0000000fffffffff, 0x00000007ffffffff, - 0x00000003ffffffff, 0x00000001ffffffff, - 0x00000000ffffffff, 0x000000007fffffff, - 0x000000003fffffff, 0x000000001fffffff, - 0x000000000fffffff, 0x0000000007ffffff, - 0x0000000003ffffff, 0x0000000001ffffff, - 0x0000000000ffffff, 0x00000000007fffff, - 0x00000000003fffff, 0x00000000001fffff, - 0x00000000000fffff, 0x000000000007ffff, - 0x000000000003ffff, 0x000000000001ffff, - 0x000000000000ffff, 0x0000000000007fff, - 0x0000000000003fff, 0x0000000000001fff, - 0x0000000000000fff, 0x00000000000007ff, - 0x00000000000003ff, 0x00000000000001ff, - 0x00000000000000ff, 0x000000000000007f, - 0x000000000000003f, 0x000000000000001f, - 0x000000000000000f, 0x0000000000000007, - 0x0000000000000003, 0x0000000000000001 -}; -#else -PixelGroup cfb8BitLenMasks[PGSZ] = { - 0xffffffffffffffff, 0xfffffffffffffffe, - 0xfffffffffffffffc, 0xfffffffffffffff8, - 0xfffffffffffffff0, 0xffffffffffffffe0, - 0xffffffffffffffc0, 0xffffffffffffff80, - 0xffffffffffffff00, 0xfffffffffffffe00, - 0xfffffffffffffc00, 0xfffffffffffff800, - 0xfffffffffffff000, 0xffffffffffffe000, - 0xffffffffffffc000, 0xffffffffffff8000, - 0xffffffffffff0000, 0xfffffffffffe0000, - 0xfffffffffffc0000, 0xfffffffffff80000, - 0xfffffffffff00000, 0xffffffffffe00000, - 0xffffffffffc00000, 0xffffffffff800000, - 0xffffffffff000000, 0xfffffffffe000000, - 0xfffffffffc000000, 0xfffffffff8000000, - 0xfffffffff0000000, 0xffffffffe0000000, - 0xffffffffc0000000, 0xffffffff80000000, - 0xffffffff00000000, 0xfffffffe00000000, - 0xfffffffc00000000, 0xfffffff800000000, - 0xfffffff000000000, 0xffffffe000000000, - 0xffffffc000000000, 0xffffff8000000000, - 0xffffff0000000000, 0xfffffe0000000000, - 0xfffffc0000000000, 0xfffff80000000000, - 0xfffff00000000000, 0xffffe00000000000, - 0xffffc00000000000, 0xffff800000000000, - 0xffff000000000000, 0xfffe000000000000, - 0xfffc000000000000, 0xfff8000000000000, - 0xfff0000000000000, 0xffe0000000000000, - 0xffc0000000000000, 0xff80000000000000, - 0xff00000000000000, 0xfe00000000000000, - 0xfc00000000000000, 0xf800000000000000, - 0xf000000000000000, 0xe000000000000000, - 0xc000000000000000, 0x8000000000000000 -}; -#endif /* BITMAP_BIT_ORDER */ -#endif /* PGSZ */ - - - -int -cfb8ComputeClipMasks32 (pBox, numRects, x, y, w, h, clips) - BoxPtr pBox; - int numRects; - int x, y, w, h; - CARD32 *clips; -{ - int yBand, yBandBot; - int ch; - CfbBits clip; - int partIN = FALSE, partOUT = FALSE; - int result; - - if (numRects == 0) - return rgnOUT; - while (numRects && pBox->y2 <= y) - { - --numRects; - ++pBox; - } - if (!numRects || pBox->y1 >= y + h) - return rgnOUT; - yBand = pBox->y1; - while (numRects && pBox->y1 == yBand && pBox->x2 <= x) - { - --numRects; - ++pBox; - } - if (!numRects || pBox->y1 >= y + h) - return rgnOUT; - if (numRects && - x >= pBox->x1 && - x + w <= pBox->x2 && - y >= pBox->y1 && - y + h <= pBox->y2) - { - return rgnIN; - } - ch = 0; - while (numRects && pBox->y1 < y + h) - { - yBand = pBox->y1; - yBandBot = pBox->y2; - while (ch < h && y + ch < yBand) - { - partOUT = TRUE; - clips[ch++] = 0; - } - if (ch >= h) - break; - while (numRects && pBox->y1 == yBand && pBox->x2 <= x) - { - --numRects; - ++pBox; - } - if (!numRects) - break; - clip = 0; - while (numRects && pBox->y1 == yBand && pBox->x1 < x + w) - { - if (x < pBox->x1) - if (pBox->x2 < x + w) - clip |= cfb8BitLenMasks[pBox->x1 - x] & ~cfb8BitLenMasks[pBox->x2 - x]; - else - clip |= cfb8BitLenMasks[pBox->x1 - x]; - else - if (pBox->x2 < x + w) - clip |= ~cfb8BitLenMasks[pBox->x2 - x]; - else - clip = ~0; - --numRects; - ++pBox; - } - if (clip != 0) - partIN = TRUE; - if (clip != ~0) - partOUT = TRUE; - while (ch < h && y + ch < yBandBot) - clips[ch++] = clip; - while (numRects && pBox->y1 == yBand) - { - --numRects; - ++pBox; - } - } - while (ch < h) - { - partOUT = TRUE; - clips[ch++] = 0; - } - result = rgnOUT; - if (partIN) - { - if (partOUT) - result = rgnPART; - else - result = rgnIN; - } - return result; -} - -#endif /* PSZ == 8 */ |