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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/afb/afbtile.c | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/afb/afbtile.c')
-rw-r--r-- | xorg-server/afb/afbtile.c | 857 |
1 files changed, 857 insertions, 0 deletions
diff --git a/xorg-server/afb/afbtile.c b/xorg-server/afb/afbtile.c new file mode 100644 index 000000000..8fcb9cde7 --- /dev/null +++ b/xorg-server/afb/afbtile.c @@ -0,0 +1,857 @@ +/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */ +/*********************************************************** + +Copyright (c) 1987 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. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +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 Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/X.h> + +#include "windowstr.h" +#include "regionstr.h" +#include "pixmapstr.h" +#include "scrnintstr.h" + +#include "afb.h" + +#include "maskbits.h" + +#include "mergerop.h" +/* + + the boxes are already translated. + + NOTE: + iy = ++iy < tileHeight ? iy : 0 +is equivalent to iy%= tileheight, and saves a division. +*/ + +/* + tile area with a PPW bit wide pixmap +*/ +void +MROP_NAME(afbTileAreaPPW)(pDraw, nbox, pbox, alu, ptile, planemask) + DrawablePtr pDraw; + int nbox; + BoxPtr pbox; + int alu; + PixmapPtr ptile; + unsigned long planemask; +{ + register PixelType *psrc; + /* pointer to bits in tile, if needed */ + int tileHeight; /* height of the tile */ + register PixelType srcpix; + int nlwidth; /* width in longwords of the drawable */ + int w; /* width of current box */ + MROP_DECLARE_REG () + register int h; /* height of current box */ + register int nlw; /* loop version of nlwMiddle */ + register PixelType *p; /* pointer to bits we're writing */ + int sizeDst; + int depthDst; + register int d; + PixelType startmask; + PixelType endmask; /* masks for reggedy bits at either end of line */ + int nlwMiddle; /* number of longwords between sides of boxes */ + int nlwExtra; /* to get from right of box to left of next span */ + register int iy; /* index of current scanline in tile */ + PixelType *pbits; /* pointer to start of drawable */ + PixelType *saveP; + PixelType *pSaveSrc; + int saveH; + int saveIY; + + afbGetPixelWidthSizeDepthAndPointer(pDraw, nlwidth, sizeDst, depthDst, + pbits); + + MROP_INITIALIZE(alu,~0) + + tileHeight = ptile->drawable.height; + pSaveSrc = (PixelType *)(ptile->devPrivate.ptr); + + while (nbox--) { + w = pbox->x2 - pbox->x1; + saveH = pbox->y2 - pbox->y1; + saveIY = pbox->y1 % tileHeight; + saveP = afbScanline(pbits, pbox->x1, pbox->y1, nlwidth); + psrc = pSaveSrc; + + if (((pbox->x1 & PIM) + w) < PPW) { + maskpartialbits(pbox->x1, w, startmask); + nlwExtra = nlwidth; + for (d = 0; d < depthDst; d++, saveP += sizeDst, psrc += tileHeight) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + p = saveP; + h = saveH; + iy = saveIY; + + while (h--) { + srcpix = psrc[iy]; + iy++; + if (iy == tileHeight) + iy = 0; + *p = MROP_MASK(srcpix,*p,startmask); + afbScanlineInc(p, nlwExtra); + } + } + } else { + maskbits(pbox->x1, w, startmask, endmask, nlwMiddle); + + for (d = 0; d < depthDst; d++, saveP += sizeDst, psrc += tileHeight) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + p = saveP; + h = saveH; + iy = saveIY; + nlwExtra = nlwidth - nlwMiddle; + + if (startmask && endmask) { + nlwExtra -= 1; + while (h--) { + srcpix = psrc[iy]; + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + *p = MROP_MASK (srcpix,*p,startmask); + p++; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + + *p = MROP_MASK(srcpix,*p,endmask); + afbScanlineInc(p, nlwExtra); + } + } else if (startmask && !endmask) { + nlwExtra -= 1; + while (h--) { + srcpix = psrc[iy]; + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + *p = MROP_MASK(srcpix,*p,startmask); + p++; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + afbScanlineInc(p, nlwExtra); + } + } else if (!startmask && endmask) { + while (h--) { + srcpix = psrc[iy]; + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + + *p = MROP_MASK(srcpix,*p,endmask); + afbScanlineInc(p, nlwExtra); + } + } else { /* no ragged bits at either end */ + while (h--) { + srcpix = psrc[iy]; + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + while (nlw--) { + *p = MROP_SOLID (srcpix,*p); + p++; + } + afbScanlineInc(p, nlwExtra); + } + } + } /* for (d = ...) */ + } + pbox++; + } +} + +void +MROP_NAME(afbTileArea)(pDraw, nbox, pbox, alu, pTile, xOff, yOff, planemask) + DrawablePtr pDraw; + int nbox; + BoxPtr pbox; + int alu; + PixmapPtr pTile; + int xOff; + int yOff; + unsigned long planemask; +{ + register PixelType *psrc; + /* pointer to bits in tile, if needed */ + int nlwidth; /* width in longwords of the drawable */ + MROP_DECLARE_REG () + register int h; /* height of current box */ + register PixelType *pdst; /* pointer to bits we're writing */ + register PixelType tmpsrc; +#if (MROP) != Mcopy + register PixelType tmpdst; +#endif + int sizeDst; + int depthDst; + int sizeTile; + int tileLine; + int iline; + int w, width, x, xSrc, ySrc, srcStartOver, nend; + int tlwidth, rem, tileWidth, tileHeight, endinc; + int saveW; + PixelType *psrcT; + int d; + int nstart; + PixelType startmask; + PixelType endmask; /* masks for reggedy bits at either end of line */ + int nlMiddle; /* number of longwords between sides of boxes */ + int iy; + PixelType *pBase; /* pointer to start of drawable */ + PixelType *saveP; + PixelType *pStartDst; + PixelType *pStartTile; + int saveH; + + afbGetPixelWidthSizeDepthAndPointer(pDraw, nlwidth, sizeDst, depthDst, + pBase); + + MROP_INITIALIZE(alu,~0) + + tileHeight = pTile->drawable.height; + tileWidth = pTile->drawable.width; + tlwidth = pTile->devKind / sizeof (PixelType); + sizeTile = tlwidth * tileHeight; + + xSrc = pDraw->x + ((xOff % tileWidth) - tileWidth); + ySrc = pDraw->y + ((yOff % tileHeight) - tileHeight); + + while (nbox--) { + saveW = pbox->x2 - pbox->x1; + iline = (pbox->y1 - ySrc) % tileHeight; + psrcT = (PixelType *) pTile->devPrivate.ptr; + tileLine = iline * tlwidth; + saveH = pbox->y2 - pbox->y1; + saveP = afbScanline(pBase, pbox->x1, pbox->y1, nlwidth); + + for (d = 0; d < depthDst; d++, psrcT += sizeTile, saveP += sizeDst) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + h = saveH; + pStartDst = saveP; + pStartTile = psrcT + tileLine; + iy = iline; + + while (h--) { + x = pbox->x1; + width = saveW; + pdst = pStartDst; + while(width > 0) { + psrc = pStartTile; + w = min(tileWidth, width); + if((rem = (x - xSrc) % tileWidth) != 0) { + /* if we're in the middle of the tile, get + as many bits as will finish the span, or + as many as will get to the left edge of the tile, + or a longword worth, starting at the appropriate + offset in the tile. + */ + w = min(min(tileWidth - rem, width), BITMAP_SCANLINE_PAD); + endinc = rem / BITMAP_SCANLINE_PAD; + + getbits ((psrc+endinc), (rem&PIM), w, tmpsrc); +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), w, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), w, pdst); + + if((x & PIM) + w >= PPW) + pdst++; + } else if(((x & PIM) + w) < PPW) { + /* doing < PPW bits is easy, and worth special-casing */ + tmpsrc = *psrc; +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), w, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), w, pdst); + } else { + /* start at the left edge of the tile, + and put down as much as we can + */ + maskbits(x, w, startmask, endmask, nlMiddle); + + if (startmask) + nstart = PPW - (x & PIM); + else + nstart = 0; + if (endmask) + nend = (x + w) & PIM; + else + nend = 0; + + srcStartOver = nstart > PLST; + + if(startmask) { + tmpsrc = *psrc; +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), nstart, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), nstart, pdst); + pdst++; + if(srcStartOver) + psrc++; + } + + while(nlMiddle--) { + getbits (psrc, nstart, PPW, tmpsrc); +#if (MROP) != Mcopy + tmpdst = *pdst; + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + *pdst++ = tmpsrc; + /*putbits (tmpsrc, 0, PPW, pdst); + pdst++;*/ + psrc++; + } + + if(endmask) { + getbits (psrc, nstart, nend, tmpsrc); +#if (MROP) != Mcopy + tmpdst = *pdst; + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, 0, nend, pdst); + } + } + x += w; + width -= w; + } /* while (width > 0) */ + + pStartDst += nlwidth; + if (++iy >= tileHeight) { + iy = 0; + pStartTile = psrcT; + } else + pStartTile += tlwidth; + + } /* while (h) */ + } /* for (d = ... ) */ + pbox++; + } /* for each box */ +} + +void +MROP_NAME(afbOpaqueStippleAreaPPW)(pDraw, nbox, pbox, alu, ptile, + rropsOS, planemask) + DrawablePtr pDraw; + int nbox; + BoxPtr pbox; + int alu; + PixmapPtr ptile; + register unsigned char *rropsOS; + unsigned long planemask; +{ + register PixelType *psrc; + /* pointer to bits in tile, if needed */ + int tileHeight; /* height of the tile */ + register PixelType srcpix = 0; + int nlwidth; /* width in longwords of the drawable */ + int w; /* width of current box */ + MROP_DECLARE_REG () + register int h; /* height of current box */ + register int nlw; /* loop version of nlwMiddle */ + register PixelType *p; /* pointer to bits we're writing */ + int sizeDst; + int depthDst; + register int d; + PixelType startmask; + PixelType endmask; /* masks for reggedy bits at either end of line */ + int nlwMiddle; /* number of longwords between sides of boxes */ + int nlwExtra; /* to get from right of box to left of next span */ + register int iy; /* index of current scanline in tile */ + PixelType *pbits; /* pointer to start of drawable */ + PixelType *saveP; + int saveH; + int saveIY; + + afbGetPixelWidthSizeDepthAndPointer(pDraw, nlwidth, sizeDst, depthDst, + pbits); + + MROP_INITIALIZE(alu,~0) + + tileHeight = ptile->drawable.height; + psrc = (PixelType *)(ptile->devPrivate.ptr); + + while (nbox--) { + w = pbox->x2 - pbox->x1; + saveH = pbox->y2 - pbox->y1; + saveIY = pbox->y1 % tileHeight; + saveP = afbScanline(pbits, pbox->x1, pbox->y1, nlwidth); + + if ( ((pbox->x1 & PIM) + w) < PPW) { + maskpartialbits(pbox->x1, w, startmask); + nlwExtra = nlwidth; + for (d = 0; d < depthDst; d++, saveP += sizeDst) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + p = saveP; + h = saveH; + iy = saveIY; + + while (h--) { + switch (rropsOS[d]) { + case RROP_BLACK: + srcpix = 0; + break; + case RROP_WHITE: + srcpix = ~0; + break; + case RROP_COPY: + srcpix = psrc[iy]; + break; + case RROP_INVERT: + srcpix = ~psrc[iy]; + break; + } + iy++; + if (iy == tileHeight) + iy = 0; + *p = MROP_MASK(srcpix,*p,startmask); + afbScanlineInc(p, nlwExtra); + } + } + } else { + maskbits(pbox->x1, w, startmask, endmask, nlwMiddle); + + for (d = 0; d < depthDst; d++, saveP += sizeDst) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + p = saveP; + h = saveH; + iy = saveIY; + nlwExtra = nlwidth - nlwMiddle; + + if (startmask && endmask) { + nlwExtra -= 1; + while (h--) { + switch (rropsOS[d]) { + case RROP_BLACK: + srcpix = 0; + break; + case RROP_WHITE: + srcpix = ~0; + break; + case RROP_COPY: + srcpix = psrc[iy]; + break; + case RROP_INVERT: + srcpix = ~psrc[iy]; + break; + } + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + *p = MROP_MASK (srcpix,*p,startmask); + p++; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + + *p = MROP_MASK(srcpix,*p,endmask); + afbScanlineInc(p, nlwExtra); + } + } else if (startmask && !endmask) { + nlwExtra -= 1; + while (h--) { + switch (rropsOS[d]) { + case RROP_BLACK: + srcpix = 0; + break; + case RROP_WHITE: + srcpix = ~0; + break; + case RROP_COPY: + srcpix = psrc[iy]; + break; + case RROP_INVERT: + srcpix = ~psrc[iy]; + break; + } + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + *p = MROP_MASK(srcpix,*p,startmask); + p++; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + afbScanlineInc(p, nlwExtra); + } + } else if (!startmask && endmask) { + while (h--) { + switch (rropsOS[d]) { + case RROP_BLACK: + srcpix = 0; + break; + case RROP_WHITE: + srcpix = ~0; + break; + case RROP_COPY: + srcpix = psrc[iy]; + break; + case RROP_INVERT: + srcpix = ~psrc[iy]; + break; + } + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + while (nlw--) { + *p = MROP_SOLID(srcpix,*p); + p++; + } + + *p = MROP_MASK(srcpix,*p,endmask); + afbScanlineInc(p, nlwExtra); + } + } else { /* no ragged bits at either end */ + while (h--) { + switch (rropsOS[d]) { + case RROP_BLACK: + srcpix = 0; + break; + case RROP_WHITE: + srcpix = ~0; + break; + case RROP_COPY: + srcpix = psrc[iy]; + break; + case RROP_INVERT: + srcpix = ~psrc[iy]; + break; + } + iy++; + if (iy == tileHeight) + iy = 0; + nlw = nlwMiddle; + while (nlw--) { + *p = MROP_SOLID (srcpix,*p); + p++; + } + afbScanlineInc(p, nlwExtra); + } + } + } /* for (d = ...) */ + } + pbox++; + } +} + +void +MROP_NAME(afbOpaqueStippleArea)(pDraw, nbox, pbox, alu, pTile, xOff, yOff, + rropsOS, planemask) + DrawablePtr pDraw; + int nbox; + BoxPtr pbox; + int alu; + PixmapPtr pTile; + int xOff; + int yOff; + register unsigned char *rropsOS; + unsigned long planemask; +{ + register PixelType *psrc; + /* pointer to bits in tile, if needed */ + int nlwidth; /* width in longwords of the drawable */ + MROP_DECLARE_REG () + register int h; /* height of current box */ + register PixelType *pdst; /* pointer to bits we're writing */ + register PixelType tmpsrc = 0; +#if (MROP) != Mcopy + register PixelType tmpdst; +#endif + int sizeDst; + int depthDst; + int tileLine; + int iline; + int w, width, x, xSrc, ySrc, srcStartOver, nend; + int tlwidth, rem, tileWidth, tileHeight, endinc; + int saveW; + PixelType *psrcT; + int d; + int nstart; + PixelType startmask; + PixelType endmask; /* masks for reggedy bits at either end of line */ + int nlMiddle; /* number of longwords between sides of boxes */ + int iy; + PixelType *pBase; /* pointer to start of drawable */ + PixelType *saveP; + PixelType *pStartDst; + PixelType *pStartTile; + int saveH; + + afbGetPixelWidthSizeDepthAndPointer(pDraw, nlwidth, sizeDst, depthDst, + pBase); + + MROP_INITIALIZE(alu,~0) + + tileHeight = pTile->drawable.height; + tileWidth = pTile->drawable.width; + tlwidth = pTile->devKind / sizeof (PixelType); + + xSrc = pDraw->x + ((xOff % tileWidth) - tileWidth); + ySrc = pDraw->y + ((yOff % tileHeight) - tileHeight); + + while (nbox--) { + saveW = pbox->x2 - pbox->x1; + iline = (pbox->y1 - ySrc) % tileHeight; + psrcT = (PixelType *) pTile->devPrivate.ptr; + tileLine = iline * tlwidth; + saveH = pbox->y2 - pbox->y1; + saveP = afbScanline(pBase, pbox->x1, pbox->y1, nlwidth); + + for (d = 0; d < depthDst; d++, saveP += sizeDst) { /* @@@ NEXT PLANE @@@ */ + if (!(planemask & (1 << d))) + continue; + + h = saveH; + pStartDst = saveP; + pStartTile = psrcT + tileLine; + iy = iline; + + while (h--) { + x = pbox->x1; + width = saveW; + pdst = pStartDst; + while(width > 0) { + psrc = pStartTile; + w = min(tileWidth, width); + if((rem = (x - xSrc) % tileWidth) != 0) { + /* if we're in the middle of the tile, get + as many bits as will finish the span, or + as many as will get to the left edge of the tile, + or a longword worth, starting at the appropriate + offset in the tile. + */ + w = min(min(tileWidth - rem, width), BITMAP_SCANLINE_PAD); + endinc = rem / BITMAP_SCANLINE_PAD; + + switch (rropsOS[d]) { + case RROP_BLACK: + tmpsrc = 0; + break; + case RROP_WHITE: + tmpsrc = ~0; + break; + + case RROP_COPY: + getbits ((psrc+endinc), (rem&PIM), w, tmpsrc); + break; + + case RROP_INVERT: + getbits ((psrc+endinc), (rem&PIM), w, tmpsrc); + tmpsrc = ~tmpsrc; + break; + } +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), w, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), w, pdst); + + if((x & PIM) + w >= PPW) + pdst++; + } else if(((x & PIM) + w) < PPW) { + /* doing < PPW bits is easy, and worth special-casing */ + switch (rropsOS[d]) { + case RROP_BLACK: + tmpsrc = 0; + break; + case RROP_WHITE: + tmpsrc = ~0; + break; + case RROP_COPY: + tmpsrc = *psrc; + break; + case RROP_INVERT: + tmpsrc = ~*psrc; + break; + } +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), w, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), w, pdst); + } else { + /* start at the left edge of the tile, + and put down as much as we can + */ + maskbits(x, w, startmask, endmask, nlMiddle); + + if (startmask) + nstart = PPW - (x & PIM); + else + nstart = 0; + if (endmask) + nend = (x + w) & PIM; + else + nend = 0; + + srcStartOver = nstart > PLST; + + if(startmask) { + switch (rropsOS[d]) { + case RROP_BLACK: + tmpsrc = 0; + break; + case RROP_WHITE: + tmpsrc = ~0; + break; + case RROP_COPY: + tmpsrc = *psrc; + break; + case RROP_INVERT: + tmpsrc = ~*psrc; + break; + } +#if (MROP) != Mcopy + getbits (pdst, (x & PIM), nstart, tmpdst); + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, (x & PIM), nstart, pdst); + pdst++; + if(srcStartOver) + psrc++; + } + + while(nlMiddle--) { + switch (rropsOS[d]) { + case RROP_BLACK: + tmpsrc = 0; + break; + case RROP_WHITE: + tmpsrc = ~0; + break; + case RROP_COPY: + getbits (psrc, nstart, PPW, tmpsrc); + break; + case RROP_INVERT: + getbits (psrc, nstart, PPW, tmpsrc); + tmpsrc = ~tmpsrc; + break; + } +#if (MROP) != Mcopy + tmpdst = *pdst; + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + *pdst++ = tmpsrc; + /*putbits (tmpsrc, 0, PPW, pdst); + pdst++; */ + psrc++; + } + + if(endmask) { + switch (rropsOS[d]) { + case RROP_BLACK: + tmpsrc = 0; + break; + case RROP_WHITE: + tmpsrc = ~0; + break; + + case RROP_COPY: + getbits (psrc, nstart, nend, tmpsrc); + break; + + case RROP_INVERT: + getbits (psrc, nstart, nend, tmpsrc); + tmpsrc = ~tmpsrc; + break; + } +#if (MROP) != Mcopy + tmpdst = *pdst; + tmpsrc = DoMergeRop (tmpsrc, tmpdst); +#endif + putbits (tmpsrc, 0, nend, pdst); + } + } + x += w; + width -= w; + } /* while (width > 0) */ + + pStartDst += nlwidth; + if (++iy >= tileHeight) { + iy = 0; + pStartTile = psrcT; + } else + pStartTile += tlwidth; + + } /* while (h) */ + } /* for (d = ... ) */ + pbox++; + } /* for each box */ +} |