2004-03-14 09:34:49 +01:00
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/* $XFree86: xc/programs/Xserver/iplan2p4/ipltile32.c,v 3.1 1998/03/20 21:08:09 hohndel Exp $ */
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2003-11-14 17:48:57 +01:00
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/*
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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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/*
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Copyright (c) 1989 X Consortium
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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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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X CONSORTIUM 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 X Consortium 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 X Consortium.
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*/
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/* $XConsortium: ipltile32.c,v 1.8 94/04/17 20:29:05 dpw Exp $ */
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/* Modified nov 94 by Martin Schaller (Martin_Schaller@maus.r.de) for use with
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interleaved planes */
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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 "ipl.h"
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#include "mi.h"
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#include "mispans.h"
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#include "iplmskbits.h"
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#include "iplmergerop.h"
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#define STORE(p) INTER_MROP_PREBUILT_SOLID(srcpix, p, p)
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#define Expand(left,right) {\
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while (h--) { \
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INTER_COPY(psrc+srcy*INTER_PLANES, srcpix); \
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INTER_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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ngw = ngwMiddle; \
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while (ngw--) \
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{ \
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STORE(p); \
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INTER_NEXT_GROUP(p); \
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} \
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right \
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p += ngwExtra; \
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} \
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}
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void
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INTER_MROP_NAME(iplFillRectTile32) (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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INTER_DECLAREGP(srcpix);
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INTER_DECLAREG(*psrc); /* pointer to bits in tile, if needed */
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int tileHeight; /* height of the tile */
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int ngwDst; /* 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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INTER_DECLAREG(startmask);
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INTER_DECLAREG(endmask); /* masks for reggedy bits at either end of line */
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int ngwMiddle; /* number of longwords between sides of boxes */
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int ngwExtra; /* to get from right of box to left of next span */
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register int ngw; /* loop version of ngwMiddle */
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INTER_DECLAREG(*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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INTER_DECLAREG(*pbits); /* pointer to start of pixmap */
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PixmapPtr tile; /* rotated, expanded tile */
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INTER_MROP_DECLARE_REG()
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INTER_MROP_PREBUILT_DECLARE()
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tile = pGC->pRotatedPixmap;
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tileHeight = tile->drawable.height;
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psrc = (unsigned short *)tile->devPrivate.ptr;
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INTER_MROP_INITIALIZE(pGC->alu, pGC->planemask);
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iplGetGroupWidthAndPointer (pDrawable, ngwDst, 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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p = pbits + (y * ngwDst) + (pBox->x1 >> INTER_PGSH) * INTER_PLANES;
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srcy = y % tileHeight;
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if ( ((pBox->x1 & INTER_PIM) + w) <= INTER_PPG)
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{
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INTER_maskpartialbits(pBox->x1, w, startmask);
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ngwExtra = ngwDst;
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while (h--)
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{
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INTER_COPY(psrc+srcy*INTER_PLANES, srcpix);
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INTER_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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INTER_MROP_PREBUILT_MASK(srcpix, p, startmask, p);
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p += ngwExtra;
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}
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}
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else
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{
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INTER_maskbits(pBox->x1, w, startmask, endmask, ngwMiddle);
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ngwExtra = ngwDst - ngwMiddle * INTER_PLANES;
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if (startmask)
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{
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ngwExtra -= INTER_PLANES;
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if (endmask)
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{
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Expand(
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INTER_MROP_PREBUILT_MASK(srcpix, p, startmask, p);
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INTER_NEXT_GROUP(p);,
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INTER_MROP_PREBUILT_MASK(srcpix, p, endmask, p));
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}
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else
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{
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Expand(
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INTER_MROP_PREBUILT_MASK(srcpix, p, startmask, p);
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INTER_NEXT_GROUP(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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INTER_MROP_PREBUILT_MASK(srcpix, p, endmask, p));
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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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INTER_MROP_NAME(iplTile32FS)(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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INTER_DECLAREG(*pbits); /* pointer to start of bitmap */
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int ngwDst; /* width in longwords of bitmap */
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INTER_DECLAREG(*p); /* pointer to current longword in bitmap */
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register int w; /* current span width */
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register int ngw;
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register int x;
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INTER_DECLAREG(startmask);
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INTER_DECLAREG(endmask);
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INTER_DECLAREGP(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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INTER_DECLAREG(*psrc); /* pointer to bits in tile */
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int tileHeight;/* height of the tile */
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INTER_MROP_DECLARE_REG ()
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INTER_MROP_PREBUILT_DECLARE()
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n = nInit * miFindMaxBand( iplGetCompositeClip(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( iplGetCompositeClip(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 = (unsigned short *)tile->devPrivate.ptr;
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INTER_MROP_INITIALIZE(pGC->alu, pGC->planemask);
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iplGetGroupWidthAndPointer (pDrawable, ngwDst, pbits)
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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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p = pbits + (y * ngwDst) + (x >> INTER_PGSH) * INTER_PLANES;
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INTER_COPY(psrc +(y % tileHeight)*INTER_PLANES,srcpix);
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INTER_MROP_PREBUILD(srcpix);
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if ((x & INTER_PIM) + w < INTER_PPG)
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{
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INTER_maskpartialbits(x, w, startmask);
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INTER_MROP_PREBUILT_MASK(srcpix, p, startmask, p);
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}
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else
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{
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INTER_maskbits(x, w, startmask, endmask, ngw);
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if (startmask)
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{
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INTER_MROP_PREBUILT_MASK(srcpix, p, startmask, p);
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INTER_NEXT_GROUP(p);
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}
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while (ngw--)
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{
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STORE(p);
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INTER_NEXT_GROUP(p);
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}
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if (endmask)
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{
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INTER_MROP_PREBUILT_MASK(srcpix, p, endmask, p);
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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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}
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