+++ /dev/null
-/*
- * Fill 32 bit stippled rectangles for 8 bit frame buffers
- */
-/*
-
-Copyright (c) 1989 X Consortium
-
-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 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
-X CONSORTIUM 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 X Consortium 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 X Consortium.
-
-Author: Keith Packard, MIT X Consortium
-
-*/
-
-/* $XConsortium: cfbrctstp8.c,v 1.17 94/04/17 20:28:59 dpw Exp $ */
-/* $XFree86: xc/programs/Xserver/cfb/cfbrctstp8.c,v 3.0 1996/12/09 11:50:55 dawes Exp $ */
-
-#if PSZ == 8
-
-#include "X.h"
-#include "Xmd.h"
-#include "servermd.h"
-#include "gcstruct.h"
-#include "window.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-
-#include "cfb.h"
-#include "cfbmskbits.h"
-#include "cfb8bit.h"
-
-#define MFB_CONSTS_ONLY
-#include "maskbits.h"
-
-void
-cfb8FillRectOpaqueStippled32 (pDrawable, pGC, nBox, pBox)
- DrawablePtr pDrawable;
- GCPtr pGC;
- int nBox; /* number of boxes to fill */
- register BoxPtr pBox; /* pointer to list of boxes to fill */
-{
- unsigned long *src;
- int stippleHeight;
-
- int nlwDst; /* width in longwords of the dest pixmap */
- int w; /* width of current box */
- register int h; /* height of current box */
- unsigned long startmask;
- unsigned long endmask; /* masks for reggedy bits at either end of line */
- int nlwMiddle; /* number of longwords between sides of boxes */
- register int nlw; /* loop version of nlwMiddle */
- unsigned long *dstLine;
- register unsigned long *dst; /* pointer to bits we're writing */
- unsigned long *dstTmp;
- int y; /* current scan line */
-
- unsigned long *pbits;/* pointer to start of pixmap */
- register unsigned long bits; /* bits from stipple */
- int rot, lastStop, i;
- register unsigned long xor, and;
- cfbPrivGCPtr devPriv;
- PixmapPtr stipple;
- int wEnd;
-
- devPriv = cfbGetGCPrivate(pGC);
- stipple = devPriv->pRotatedPixmap;
-
- cfb8CheckOpaqueStipple(pGC->alu, pGC->fgPixel, pGC->bgPixel, pGC->planemask);
-
- stippleHeight = stipple->drawable.height;
- src = (unsigned long *)stipple->devPrivate.ptr;
-
- cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits)
-
- while (nBox--)
- {
- w = pBox->x2 - pBox->x1;
- h = pBox->y2 - pBox->y1;
- y = pBox->y1;
- dstLine = pbits + (pBox->y1 * nlwDst) + ((pBox->x1 & ~PIM) >> PWSH);
- if (((pBox->x1 & PIM) + w) <= PPW)
- {
- maskpartialbits(pBox->x1, w, startmask);
- nlwMiddle = 0;
- endmask = 0;
- }
- else
- {
- maskbits (pBox->x1, w, startmask, endmask, nlwMiddle);
- }
- rot = (pBox->x1 & ((PGSZ-1) & ~PIM));
- pBox++;
- y = y % stippleHeight;
-#if PPW == 4
- if (cfb8StippleRRop == GXcopy)
- {
- if (w < PGSZ*2)
- {
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot)
- RotBitsLeft(bits,rot);
- dst = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- *dst = *dst & ~startmask |
- GetPixelGroup (bits) & startmask;
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- nlw = nlwMiddle;
- while (nlw--)
- {
- *dst++ = GetPixelGroup(bits);
- RotBitsLeft (bits, PGSZB);
- }
- if (endmask)
- {
- *dst = *dst & ~endmask |
- GetPixelGroup (bits) & endmask;
- }
- }
- }
- else
- {
- wEnd = 7 - (nlwMiddle & 7);
- nlwMiddle = (nlwMiddle >> 3) + 1;
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot != 0)
- RotBitsLeft (bits, rot);
- dstTmp = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- *dstTmp = *dstTmp & ~startmask |
- GetPixelGroup (bits) & startmask;
- dstTmp++;
- RotBitsLeft (bits, PGSZB);
- }
- w = 7 - wEnd;
- while (w--)
- {
- nlw = nlwMiddle;
- dst = dstTmp;
- dstTmp++;
- xor = GetPixelGroup (bits);
- while (nlw--)
- {
- *dst = xor;
- dst += 8;
- }
- NextBitGroup (bits);
- }
- nlwMiddle--;
- w = wEnd + 1;
- if (endmask)
- {
- dst = dstTmp + (nlwMiddle << 3);
- *dst = (*dst & ~endmask) |
- GetPixelGroup (bits) & endmask;
- }
- while (w--)
- {
- nlw = nlwMiddle;
- dst = dstTmp;
- dstTmp++;
- xor = GetPixelGroup (bits);
- while (nlw--)
- {
- *dst = xor;
- dst += 8;
- }
- NextBitGroup (bits);
- }
- nlwMiddle++;
- }
- }
- }
- else
-#endif /* PPW == 4 */
- {
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot)
- RotBitsLeft(bits,rot);
- dst = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- xor = GetBitGroup(bits);
- *dst = MaskRRopPixels(*dst, xor, startmask);
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- nlw = nlwMiddle;
- while (nlw--)
- {
- RRopBitGroup(dst, GetBitGroup(bits));
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- if (endmask)
- {
- xor = GetBitGroup(bits);
- *dst = MaskRRopPixels(*dst, xor, endmask);
- }
- }
- }
- }
-}
-
-void
-cfb8FillRectTransparentStippled32 (pDrawable, pGC, nBox, pBox)
- DrawablePtr pDrawable;
- GCPtr pGC;
- int nBox; /* number of boxes to fill */
- BoxPtr pBox; /* pointer to list of boxes to fill */
-{
- int x, y, w, h;
- int nlwMiddle, nlwDst, nlwTmp;
- unsigned long startmask, endmask;
- register unsigned long *dst;
- unsigned long *dstLine, *pbits, *dstTmp;
- unsigned long *src;
- register unsigned long xor;
- register unsigned long bits, mask;
- int rot;
- int wEnd;
- cfbPrivGCPtr devPriv;
- PixmapPtr stipple;
- int stippleHeight;
- register int nlw;
-
- devPriv = cfbGetGCPrivate(pGC);
- stipple = devPriv->pRotatedPixmap;
- src = (unsigned long *)stipple->devPrivate.ptr;
- stippleHeight = stipple->drawable.height;
-
- cfb8CheckStipple (pGC->alu, pGC->fgPixel, pGC->planemask);
-
- cfbGetLongWidthAndPointer (pDrawable, nlwDst, pbits)
-
- while (nBox--)
- {
- x = pBox->x1;
- w = pBox->x2 - x;
- if (((x & PIM) + w) <= PPW)
- {
- maskpartialbits(x, w, startmask);
- endmask = 0;
- nlwMiddle = 0;
- }
- else
- {
- maskbits (x, w, startmask, endmask, nlwMiddle);
- }
- rot = (x & ((PGSZ-1) & ~PIM));
- y = pBox->y1;
- dstLine = pbits + (y * nlwDst) + (x >> PWSH);
- h = pBox->y2 - y;
- pBox++;
- y %= stippleHeight;
-#if PPW == 4
- if (cfb8StippleRRop == GXcopy)
- {
- xor = devPriv->xor;
- if (w < PGSZ*2)
- {
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot != 0)
- RotBitsLeft (bits, rot);
- dst = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- *dst = (*dst & ~(mask & startmask)) |
- (xor & (mask & startmask));
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- nlw = nlwMiddle;
- while (nlw--)
- {
- WriteBitGroup (dst,xor,GetBitGroup(bits))
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- if (endmask)
- {
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- *dst = (*dst & ~(mask & endmask)) |
- (xor & (mask & endmask));
- }
- }
- }
- else
- {
- wEnd = 7 - (nlwMiddle & 7);
- nlwMiddle = (nlwMiddle >> 3) + 1;
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot != 0)
- RotBitsLeft (bits, rot);
- dstTmp = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- *dstTmp = (*dstTmp & ~(mask & startmask)) |
- (xor & (mask & startmask));
- dstTmp++;
- RotBitsLeft (bits, PGSZB);
- }
- w = 7 - wEnd;
- while (w--)
- {
- nlw = nlwMiddle;
- dst = dstTmp;
- dstTmp++;
-#if defined(__GNUC__) && defined(mc68020)
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- xor = xor & mask;
- mask = ~mask;
- while (nlw--)
- {
- *dst = (*dst & mask) | xor;
- dst += 8;
- }
- xor = devPriv->xor;
-#else
-#define SwitchBitsLoop(body) \
- while (nlw--) \
- { \
- body \
- dst += 8; \
- }
- SwitchBitGroup(dst, xor, GetBitGroup(bits));
-#undef SwitchBitsLoop
-#endif
- NextBitGroup (bits);
- }
- nlwMiddle--;
- w = wEnd + 1;
- if (endmask)
- {
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- dst = dstTmp + (nlwMiddle << 3);
- *dst = (*dst & ~(mask & endmask)) |
- (xor & (mask & endmask));
- }
- while (w--)
- {
- nlw = nlwMiddle;
- dst = dstTmp;
- dstTmp++;
-#if defined(__GNUC__) && defined(mc68020)
- mask = cfb8PixelMasks[GetBitGroup(bits)];
- xor = xor & mask;
- mask = ~mask;
- while (nlw--)
- {
- *dst = (*dst & mask) | xor;
- dst += 8;
- }
- xor = devPriv->xor;
-#else
-#define SwitchBitsLoop(body) \
- while (nlw--) \
- { \
- body \
- dst += 8; \
- }
- SwitchBitGroup(dst, xor, GetBitGroup(bits));
-#undef SwitchBitsLoop
-#endif
- NextBitGroup (bits);
- }
- nlwMiddle++;
- }
- }
- }
- else
-#endif /* PPW == 4 */
- {
- while (h--)
- {
- bits = src[y];
- y++;
- if (y == stippleHeight)
- y = 0;
- if (rot != 0)
- RotBitsLeft (bits, rot);
- dst = dstLine;
- dstLine += nlwDst;
- if (startmask)
- {
- xor = GetBitGroup(bits);
- *dst = MaskRRopPixels(*dst, xor, startmask);
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- nlw = nlwMiddle;
- while (nlw--)
- {
- RRopBitGroup(dst, GetBitGroup(bits));
- dst++;
- RotBitsLeft (bits, PGSZB);
- }
- if (endmask)
- {
- xor = GetBitGroup(bits);
- *dst = MaskRRopPixels(*dst, xor, endmask);
- }
- }
- }
- }
-}
-
-
-void
-cfb8FillRectStippledUnnatural (pDrawable, pGC, nBox, pBox)
- DrawablePtr pDrawable;
- GCPtr pGC;
- int nBox;
- register BoxPtr pBox;
-{
- unsigned long *pdstBase; /* pointer to start of bitmap */
- unsigned long *pdstLine; /* current destination line */
- int nlwDst; /* width in longwords of bitmap */
- PixmapPtr pStipple; /* pointer to stipple we want to fill with */
- int nlwMiddle;
- register int nlw;
- int x, y, w, h, xrem, xSrc, ySrc;
- int stwidth, stippleWidth;
- int stippleHeight;
- register unsigned long bits, inputBits;
- register int partBitsLeft;
- int nextPartBits;
- int bitsLeft, bitsWhole;
- register unsigned long *pdst; /* pointer to current word in bitmap */
- unsigned long *srcTemp, *srcStart;
- unsigned long *psrcBase;
- unsigned long startmask, endmask;
-
- if (pGC->fillStyle == FillStippled)
- cfb8CheckStipple (pGC->alu, pGC->fgPixel, pGC->planemask);
- else
- cfb8CheckOpaqueStipple (pGC->alu, pGC->fgPixel, pGC->bgPixel, pGC->planemask);
-
- if (cfb8StippleRRop == GXnoop)
- return;
-
- /*
- * OK, so what's going on here? We have two Drawables:
- *
- * The Stipple:
- * Depth = 1
- * Width = stippleWidth
- * Words per scanline = stwidth
- * Pointer to pixels = pStipple->devPrivate.ptr
- */
-
- pStipple = pGC->stipple;
-
- stwidth = pStipple->devKind >> PWSH;
- stippleWidth = pStipple->drawable.width;
- stippleHeight = pStipple->drawable.height;
- psrcBase = (unsigned long *) pStipple->devPrivate.ptr;
-
- /*
- * The Target:
- * Depth = PSZ
- * Width = determined from *pwidth
- * Words per scanline = nlwDst
- * Pointer to pixels = addrlBase
- */
-
- xSrc = pDrawable->x;
- ySrc = pDrawable->y;
-
- cfbGetLongWidthAndPointer (pDrawable, nlwDst, pdstBase)
-
- /* this replaces rotating the stipple. Instead we just adjust the offset
- * at which we start grabbing bits from the stipple.
- * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0,
- * so that iline and xrem always stay within the stipple bounds.
- */
-
- xSrc += (pGC->patOrg.x % stippleWidth) - stippleWidth;
- ySrc += (pGC->patOrg.y % stippleHeight) - stippleHeight;
-
- bitsWhole = stippleWidth;
-
- while (nBox--)
- {
- x = pBox->x1;
- y = pBox->y1;
- w = pBox->x2 - x;
- h = pBox->y2 - y;
- pBox++;
- pdstLine = pdstBase + y * nlwDst + (x >> PWSH);
- y = (y - ySrc) % stippleHeight;
- srcStart = psrcBase + y * stwidth;
- xrem = ((x & ~PIM) - xSrc) % stippleWidth;
- if (((x & PIM) + w) < PPW)
- {
- maskpartialbits (x, w, startmask);
- nlwMiddle = 0;
- endmask = 0;
- }
- else
- {
- maskbits (x, w, startmask, endmask, nlwMiddle);
- }
- while (h--)
- {
- srcTemp = srcStart + (xrem >> MFB_PWSH);
- bitsLeft = stippleWidth - (xrem & ~MFB_PIM);
- NextUnnaturalStippleWord
- NextSomeBits (inputBits, (xrem & MFB_PIM));
- partBitsLeft -= (xrem & MFB_PIM);
- NextUnnaturalStippleBits
- nlw = nlwMiddle;
- pdst = pdstLine;
- if (startmask)
- {
- *pdst = MaskRRopPixels(*pdst,bits,startmask);
- pdst++;
- NextUnnaturalStippleBits
- }
- while (nlw--)
- {
- *pdst = RRopPixels(*pdst,bits);
- pdst++;
- NextUnnaturalStippleBits
- }
- if (endmask)
- *pdst = MaskRRopPixels(*pdst,bits,endmask);
- pdstLine += nlwDst;
- y++;
- srcStart += stwidth;
- if (y == stippleHeight)
- {
- y = 0;
- srcStart = psrcBase;
- }
- }
- }
-}
-
-#endif /* PSZ == 8 */
projects / rdpsrv / blobdiff