516 lines
12 KiB
C
516 lines
12 KiB
C
/*
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* Fill 32 bit tiled rectangles. Used by both PolyFillRect and PaintWindow.
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* no depth dependencies.
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*/
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/* $XFree86: xc/programs/Xserver/cfb/cfbtile32.c,v 3.7 2003/10/29 22:44:53 tsi Exp $ */
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/*
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*/
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/* $Xorg: cfbtile32.c,v 1.4 2001/02/09 02:04:39 xorgcvs Exp $ */
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#include "X.h"
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#include "Xmd.h"
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#include "servermd.h"
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#include "gcstruct.h"
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#include "window.h"
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#include "pixmapstr.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "cfb.h"
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#include "cfbmskbits.h"
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#include "cfb8bit.h"
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#include "mergerop.h"
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#include "mi.h"
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#include "mispans.h"
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#ifdef sparc
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#define SHARED_IDCACHE
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#endif
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#if PSZ == 24
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#define STORE(p) (*(p) = MROP_PREBUILT_SOLID(srcpix,*(p)))
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/*#define STORE24(p,index) {\
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register int idx = ((index) & 3)<< 1; \
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*(p) = (((MROP_PREBUILT_SOLID(srcpix,*(p))<<cfb24Shift[idx])&cfbmask[idx])| \
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(*(p)&cfbrmask[idx])); \
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idx++; \
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(p)++; \
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*(p) = (((MROP_PREBUILT_SOLID(srcpix,*(p))>>cfb24Shift[idx])&cfbmask[idx])| \
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(*(p)&cfbrmask[idx])); \
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(p)--; \
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}*/
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#define STORE24(p,index) MROP_PREBUILT_SOLID24(srcpix, (p), index)
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#define STORE_MASK(p,mask) (*(p) = MROP_PREBUILT_MASK(srcpix,*(p),(mask)))
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#define QSTORE(p) ((*(p) = MROP_PREBUILT_SOLID(((srcpix<<24)|srcpix),*(p))), \
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(p)++,(*(p) = MROP_PREBUILT_SOLID(((srcpix<<16)|(srcpix>>8)),*(p))), \
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(p)++,(*(p) = MROP_PREBUILT_SOLID(((srcpix<<8)|(srcpix>>16)),*(p))))
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#if (MROP == Mcopy) && defined(FAST_CONSTANT_OFFSET_MODE) && defined(SHARED_IDCACHE)
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# define Expand(left,right) {\
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int part = nlwMiddle & ((PGSZB*2)-1); \
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nlwMiddle *= 3; \
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nlwMiddle >>= PWSH + 3; \
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while (h--) { \
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srcpix = psrc[srcy]; \
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MROP_PREBUILD(srcpix); \
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++srcy; \
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if (srcy == tileHeight) \
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srcy = 0; \
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left \
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p += part; \
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switch (part) { \
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case 7: \
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STORE24(p - 7, xtmp - 7); \
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case 6: \
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STORE24(p - 6, xtmp - 6); \
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case 5: \
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STORE24(p - 5, xtmp - 5); \
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case 4: \
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STORE24(p - 4, xtmp - 4); \
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case 3: \
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STORE24(p - 3, xtmp - 3); \
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case 2: \
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STORE24(p - 2, xtmp - 2); \
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case 1: \
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STORE24(p - 1, xtmp - 1); \
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} \
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nlw = nlwMiddle; \
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while (nlw) { \
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STORE24 (p + 0, xtmp + 0); \
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STORE24 (p + 1, xtmp + 1); \
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STORE24 (p + 2, xtmp + 2); \
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STORE24 (p + 3, xtmp + 3); \
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STORE24 (p + 4, xtmp + 4); \
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STORE24 (p + 5, xtmp + 5); \
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STORE24 (p + 6, xtmp + 6); \
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STORE24 (p + 7, xtmp + 7); \
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p += 8; \
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xtmp += 8; \
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nlw--; \
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} \
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right \
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p += nlwExtra; \
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} \
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}
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#else
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#define Expand(left,right) {\
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while (h--) { \
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srcpix = psrc[srcy]; \
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MROP_PREBUILD(srcpix); \
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++srcy; \
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if (srcy == tileHeight) \
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srcy = 0; \
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left \
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while (nlw--) \
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{ \
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STORE24(p,xtmp); \
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if(xtmp&3) p++; \
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xtmp++; \
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} \
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right \
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p += nlwExtra; \
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} \
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}
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#endif
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#else /*PSZ != 24*/
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#define STORE(p) (*(p) = MROP_PREBUILT_SOLID(srcpix,*(p)))
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#if (MROP == Mcopy) && defined(FAST_CONSTANT_OFFSET_MODE) && defined(SHARED_IDCACHE)
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# define Expand(left,right) {\
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int part = nlwMiddle & ((PGSZB*2)-1); \
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nlwMiddle >>= PWSH + 1; \
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while (h--) { \
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srcpix = psrc[srcy]; \
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MROP_PREBUILD(srcpix); \
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++srcy; \
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if (srcy == tileHeight) \
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srcy = 0; \
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left \
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p += part; \
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switch (part) { \
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case 7: \
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STORE(p - 7); \
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case 6: \
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STORE(p - 6); \
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case 5: \
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STORE(p - 5); \
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case 4: \
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STORE(p - 4); \
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case 3: \
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STORE(p - 3); \
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case 2: \
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STORE(p - 2); \
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case 1: \
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STORE(p - 1); \
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} \
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nlw = nlwMiddle; \
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while (nlw) { \
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STORE (p + 0); \
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STORE (p + 1); \
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STORE (p + 2); \
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STORE (p + 3); \
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STORE (p + 4); \
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STORE (p + 5); \
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STORE (p + 6); \
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STORE (p + 7); \
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p += 8; \
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nlw--; \
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} \
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right \
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p += nlwExtra; \
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} \
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}
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#else
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#define Expand(left,right) {\
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while (h--) { \
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srcpix = psrc[srcy]; \
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MROP_PREBUILD(srcpix); \
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++srcy; \
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if (srcy == tileHeight) \
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srcy = 0; \
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left \
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nlw = nlwMiddle; \
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while (nlw--) \
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{ \
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STORE(p); \
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p++; \
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} \
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right \
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p += nlwExtra; \
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} \
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}
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#endif
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#endif /*PSZ == 24*/
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void
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MROP_NAME(cfbFillRectTile32) (pDrawable, pGC, nBox, pBox)
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DrawablePtr pDrawable;
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GCPtr pGC;
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int nBox; /* number of boxes to fill */
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BoxPtr pBox; /* pointer to list of boxes to fill */
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{
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register CfbBits srcpix;
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CfbBits *psrc; /* pointer to bits in tile, if needed */
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int tileHeight; /* height of the tile */
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int nlwDst; /* width in longwords of the dest pixmap */
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int w; /* width of current box */
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register int h; /* height of current box */
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register CfbBits startmask;
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register CfbBits endmask; /* masks for reggedy bits at either end of line */
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int nlwMiddle; /* number of longwords between sides of boxes */
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int nlwExtra; /* to get from right of box to left of next span */
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register int nlw = 0; /* loop version of nlwMiddle */
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register CfbBits *p; /* pointer to bits we're writing */
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int y; /* current scan line */
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int srcy; /* current tile position */
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CfbBits *pbits;/* pointer to start of pixmap */
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PixmapPtr tile; /* rotated, expanded tile */
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#if MROP == 0 && PSZ == 24
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DeclareMergeRop()
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#else
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MROP_DECLARE_REG()
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#endif
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MROP_PREBUILT_DECLARE()
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#if PSZ == 24
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CfbBits xtmp;
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#endif
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tile = pGC->pRotatedPixmap;
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tileHeight = tile->drawable.height;
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psrc = (CfbBits *)tile->devPrivate.ptr;
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#if MROP == 0 && PSZ == 24
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InitializeMergeRop(pGC->alu, pGC->planemask);
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#else
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MROP_INITIALIZE(pGC->alu, pGC->planemask);
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#endif
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cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits)
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while (nBox--)
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{
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w = pBox->x2 - pBox->x1;
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h = pBox->y2 - pBox->y1;
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y = pBox->y1;
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#if PSZ == 24
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xtmp = pBox->x1;
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p = pbits + (y * nlwDst) + ((pBox->x1*3) >> 2);
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/* p = pbits + (y * nlwDst) + ((pBox->x1>> 2)*3);*/
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#else
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p = pbits + (y * nlwDst) + (pBox->x1 >> PWSH);
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#endif
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srcy = y % tileHeight;
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#if PSZ == 24
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if (w == 1 && ((pBox->x1 & 3) == 0 || (pBox->x1 & 3) == 3))
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#else
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if ( ((pBox->x1 & PIM) + w) <= PPW)
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#endif
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{
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maskpartialbits(pBox->x1, w, startmask);
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nlwExtra = nlwDst;
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while (h--)
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{
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srcpix = psrc[srcy];
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MROP_PREBUILD(srcpix);
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++srcy;
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if (srcy == tileHeight)
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srcy = 0;
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*p = MROP_PREBUILT_MASK (srcpix, *p, startmask);
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p += nlwExtra;
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}
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}
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else
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{
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maskbits(pBox->x1, w, startmask, endmask, nlwMiddle);
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nlwExtra = nlwDst - nlwMiddle;
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if (startmask)
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{
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nlwExtra -= 1;
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if (endmask)
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{
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Expand(*p = MROP_PREBUILT_MASK(srcpix, *p, startmask); p++;,
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*p = MROP_PREBUILT_MASK(srcpix, *p, endmask);)
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}
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else
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{
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Expand(*p = MROP_PREBUILT_MASK(srcpix, *p, startmask); p++;,
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;)
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}
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}
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else
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{
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if (endmask)
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{
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Expand(;,
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*p = MROP_PREBUILT_MASK(srcpix, *p, endmask);)
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}
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else
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{
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Expand(;,
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;)
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}
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}
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}
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pBox++;
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}
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}
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void
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MROP_NAME(cfbTile32FS)(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted)
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DrawablePtr pDrawable;
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GCPtr pGC;
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int nInit; /* number of spans to fill */
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DDXPointPtr pptInit; /* pointer to list of start points */
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int *pwidthInit; /* pointer to list of n widths */
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int fSorted;
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{
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/* next three parameters are post-clip */
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int n; /* number of spans to fill */
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DDXPointPtr ppt; /* pointer to list of start points */
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int *pwidth;/* pointer to list of n widths */
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CfbBits *pbits; /* pointer to start of bitmap */
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int nlwDst; /* width in longwords of bitmap */
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register CfbBits *p; /* pointer to current longword in bitmap */
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register int w; /* current span width */
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register int nlw;
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register int x;
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register CfbBits startmask;
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register CfbBits endmask;
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register CfbBits srcpix;
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int y;
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int *pwidthFree;/* copies of the pointers to free */
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DDXPointPtr pptFree;
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PixmapPtr tile;
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CfbBits *psrc; /* pointer to bits in tile */
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int tileHeight;/* height of the tile */
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#if MROP == 0 && PSZ == 24
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DeclareMergeRop()
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#else
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MROP_DECLARE_REG()
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#endif
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MROP_PREBUILT_DECLARE()
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#if PSZ == 24
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CfbBits xtmp;
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#endif
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n = nInit * miFindMaxBand( cfbGetCompositeClip(pGC) );
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pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int));
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pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec));
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if(!pptFree || !pwidthFree)
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{
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if (pptFree) DEALLOCATE_LOCAL(pptFree);
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if (pwidthFree) DEALLOCATE_LOCAL(pwidthFree);
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return;
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}
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pwidth = pwidthFree;
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ppt = pptFree;
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n = miClipSpans( cfbGetCompositeClip(pGC),
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pptInit, pwidthInit, nInit,
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ppt, pwidth, fSorted);
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tile = pGC->pRotatedPixmap;
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tileHeight = tile->drawable.height;
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psrc = (CfbBits *)tile->devPrivate.ptr;
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#if MROP == 0 && PSZ == 24
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InitializeMergeRop(pGC->alu, pGC->planemask);
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#else
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MROP_INITIALIZE(pGC->alu, pGC->planemask);
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#endif
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cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits)
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#if MROP == Mcopy
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if (!(tileHeight & (tileHeight-1)))
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{
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tileHeight--;
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while (n--)
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{
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x = ppt->x;
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y = ppt->y;
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++ppt;
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w = *pwidth++;
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#if PSZ == 24
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/* p = pbits + (y * nlwDst) + ((x*3) >> 2);*/
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xtmp = x;
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p = pbits + (y * nlwDst) + ((x >> 2)*3);
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#else
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p = pbits + (y * nlwDst) + (x >> PWSH);
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#endif
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srcpix = psrc[y & tileHeight];
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MROP_PREBUILD(srcpix);
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#if PSZ == 24
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if ((x & 3) + w < 5)
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#else
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if ((x & PIM) + w < PPW)
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#endif
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{
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maskpartialbits(x, w, startmask);
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*p = MROP_PREBUILT_MASK (srcpix, *p, startmask);
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}
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else
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{
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maskbits(x, w, startmask, endmask, nlw);
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if (startmask)
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{
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*p = MROP_PREBUILT_MASK(srcpix, *p, startmask);
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#if PSZ == 24
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if(xtmp&3) p++;
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xtmp++;
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#else
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p++;
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#endif
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}
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while (nlw--)
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{
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#if PSZ == 24
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STORE24(p,xtmp);
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if(xtmp&3) p++;
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++xtmp;
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#else
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STORE(p);
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++p;
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#endif
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}
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if (endmask)
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{
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*p = MROP_PREBUILT_MASK(srcpix, *p, endmask);
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}
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}
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}
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}
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else
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#endif
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{
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while (n--)
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{
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x = ppt->x;
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y = ppt->y;
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++ppt;
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w = *pwidth++;
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#if PSZ == 24
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/* p = pbits + (y * nlwDst) + ((x *3)>> 2);*/
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p = pbits + (y * nlwDst) + ((x >> 2)*3);
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xtmp = x;
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#else
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p = pbits + (y * nlwDst) + (x >> PWSH);
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#endif
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srcpix = psrc[y % tileHeight];
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MROP_PREBUILD(srcpix);
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#if PSZ == 24
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if ((x & 3) + w < 5)
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#else
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if ((x & PIM) + w < PPW)
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#endif
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{
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maskpartialbits(x, w, startmask);
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*p = MROP_PREBUILT_MASK (srcpix, *p, startmask);
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}
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else
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{
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maskbits(x, w, startmask, endmask, nlw);
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if (startmask)
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{
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*p = MROP_PREBUILT_MASK(srcpix, *p, startmask);
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#if PSZ == 24
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if(xtmp&3)p++;
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xtmp++;
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#else
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p++;
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#endif
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}
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while (nlw--)
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{
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#if PSZ == 24
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STORE24(p,xtmp);
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if(xtmp&3)p++;
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xtmp++;
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#else
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STORE(p);
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++p;
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#endif
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}
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if (endmask)
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{
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*p = MROP_PREBUILT_MASK(srcpix, *p, endmask);
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}
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}
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}
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}
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DEALLOCATE_LOCAL(pptFree);
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DEALLOCATE_LOCAL(pwidthFree);
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|
}
|