diff options
Diffstat (limited to 'nx-X11/programs/Xserver/ilbm/ilbmfillsp.c')
| -rw-r--r-- | nx-X11/programs/Xserver/ilbm/ilbmfillsp.c | 1149 |
1 files changed, 0 insertions, 1149 deletions
diff --git a/nx-X11/programs/Xserver/ilbm/ilbmfillsp.c b/nx-X11/programs/Xserver/ilbm/ilbmfillsp.c deleted file mode 100644 index 321154330..000000000 --- a/nx-X11/programs/Xserver/ilbm/ilbmfillsp.c +++ /dev/null @@ -1,1149 +0,0 @@ -/* $XFree86: xc/programs/Xserver/ilbm/ilbmfillsp.c,v 3.0 1996/08/18 01:53:50 dawes Exp $ */ -/* 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. - -******************************************************************/ -/* $XConsortium: ilbmfillsp.c,v 5.13 94/04/17 20:28:21 dpw Exp $ */ - -/* Modified jun 95 by Geert Uytterhoeven (Geert.Uytterhoeven@cs.kuleuven.ac.be) - to use interleaved bitplanes instead of normal bitplanes */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xmd.h> -#include "gcstruct.h" -#include "window.h" -#include "pixmapstr.h" -#include "scrnintstr.h" -#include "windowstr.h" -#include "ilbm.h" -#include "maskbits.h" - -#include "mergerop.h" - -#include "servermd.h" -#include "mi.h" -#include "mispans.h" - -/* scanline filling for monochrome frame buffer - written by drewry, oct 1986 - - these routines all clip. they assume that anything that has called -them has already translated the points (i.e. pGC->miTranslate is -non-zero, which is howit gets set in ilbmCreateGC().) - - the number of new scnalines created by clipping == -MaxRectsPerBand * nSpans. - -*/ - - -void -ilbmSolidFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GCPtr pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int depthDst; - int auxDst; - int d; - unsigned char *rrops; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - rrops = ((ilbmPrivGC *)(pGC->devPrivates[ilbmGCPrivateIndex].ptr))->rrops; - while (n--) { - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - if (*pwidth) { - addrl = addrlBase; - - switch (rrops[d]) { - case RROP_BLACK: - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl &= ~startmask; - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ &= ~startmask; - Duff (nlmiddle, *addrl++ = 0x0); - if (endmask) - *addrl &= ~endmask; - } - break; - - case RROP_WHITE: - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl |= startmask; - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ |= startmask; - Duff (nlmiddle, *addrl++ = ~0); - if (endmask) - *addrl |= endmask; - } - break; - case RROP_INVERT: - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - /* all bits inside same longword */ - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl ^= startmask; - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ ^= startmask; - Duff (nlmiddle, *addrl++ ^= ~0); - if (endmask) - *addrl ^= endmask; - } - break; - case RROP_NOP: - break; - } - } - } - pwidth++; - ppt++; - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -void -ilbmStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl;/* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pStipple; - PixelType *psrc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int d; - int depthDst; - int auxDst; - unsigned char *rrops; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - pStipple = pGC->pRotatedPixmap; - tileHeight = pStipple->drawable.height; - psrc = (PixelType *)(pStipple->devPrivate.ptr); - - rrops = ((ilbmPrivGC *)(pGC->devPrivates[ilbmGCPrivateIndex].ptr))->rrops; - - while (n--) { - src = psrc[ppt->y % tileHeight]; - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - addrl = addrlBase; - - switch (rrops[d]) { - case RROP_BLACK: - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl &= ~(src & startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ &= ~(src & startmask); - Duff (nlmiddle, *addrl++ &= ~src); - if (endmask) - *addrl &= ~(src & endmask); - } - break; - case RROP_WHITE: - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl |= (src & startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ |= (src & startmask); - Duff (nlmiddle, *addrl++ |= src); - if (endmask) - *addrl |= (src & endmask); - } - break; - case RROP_INVERT: - /* all bits inside same longword */ - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl ^= (src & startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) - *addrl++ ^= (src & startmask); - Duff (nlmiddle, *addrl++ ^= src); - if (endmask) - *addrl ^= (src & endmask); - } - break; - - case RROP_NOP: - break; - } - } - pwidth++; - ppt++; - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -void -ilbmTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl; /* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pTile; - PixelType *psrc; - int tileHeight; - int rop; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int auxDst; - int depthDst; - int d; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - pTile = pGC->pRotatedPixmap; - tileHeight = pTile->drawable.height; - psrc = (PixelType *)(pTile->devPrivate.ptr); - rop = pGC->alu; - - switch (rop) { - case GXcopy: -#define DoMaskCopyRop(src,dst,mask) ((dst) & ~(mask) | (src) & (mask)) - while (n--) { - if (*pwidth) { - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - if (!(pGC->planemask & (1 << d))) - continue; - - addrl = addrlBase; - src = psrc[ppt->y % tileHeight + tileHeight * d]; - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskCopyRop (src, *addrl, startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) { - *addrl = DoMaskCopyRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) { - *addrl = src; - addrl++; - } - if (endmask) - *addrl = DoMaskCopyRop (src, *addrl, endmask); - } - } - } - pwidth++; - ppt++; - } - break; - - default: - { - register DeclareMergeRop (); - - InitializeMergeRop(rop,~0); - while (n--) { - if (*pwidth) { - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - if (!(pGC->planemask & (1 << d))) - continue; - - addrl = addrlBase; - - src = psrc[ppt->y % tileHeight + tileHeight * d]; - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskMergeRop (src, *addrl, startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) { - *addrl = DoMaskMergeRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) { - *addrl = DoMergeRop (src, *addrl); - addrl++; - } - if (endmask) - *addrl = DoMaskMergeRop (src, *addrl, endmask); - } - } - } - pwidth++; - ppt++; - } - break; - } - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -void -ilbmOpaqueStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *addrl; /* pointer to current longword in bitmap */ - register PixelType src; - register int nlmiddle; - register PixelType startmask; - register PixelType endmask; - PixmapPtr pTile; - PixelType *psrc; - int tileHeight; - int rop; - unsigned char *rropsOS; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int auxDst; - int depthDst; - int d; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - pTile = pGC->pRotatedPixmap; - tileHeight = pTile->drawable.height; - psrc = (PixelType *)(pTile->devPrivate.ptr); - rop = pGC->alu; - rropsOS = ((ilbmPrivGC *)(pGC->devPrivates[ilbmGCPrivateIndex].ptr))->rropOS; - - switch (rop) { - case GXcopy: -#define DoMaskCopyRop(src,dst,mask) ((dst) & ~(mask) | (src) & (mask)) - while (n--) { - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - if (*pwidth) { - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - switch (rropsOS[d]) { - case RROP_BLACK: - src = 0; - break; - case RROP_WHITE: - src = ~0; - break; - case RROP_INVERT: - src = ~psrc[ppt->y % tileHeight]; - break; - case RROP_COPY: - src = psrc[ppt->y % tileHeight]; - break; - case RROP_NOP: - continue; - } - - addrl = addrlBase; - - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskCopyRop (src, *addrl, startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) { - *addrl = DoMaskCopyRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) { - *addrl = src; - addrl++; - } - if (endmask) - *addrl = DoMaskCopyRop (src, *addrl, endmask); - } - } /* for (d = ...) */ - } - - pwidth++; - ppt++; - } - break; - - default: - { - register DeclareMergeRop (); - - InitializeMergeRop(rop,~0); - while (n--) { - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - if (*pwidth) { - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - switch (rropsOS[d]) { - case RROP_BLACK: - src = 0; - break; - case RROP_WHITE: - src = ~0; - break; - case RROP_INVERT: - src = ~psrc[ppt->y % tileHeight]; - break; - case RROP_COPY: - src = psrc[ppt->y % tileHeight]; - break; - case RROP_NOP: - continue; - } - - addrl = addrlBase; - - if ( ((ppt->x & PIM) + *pwidth) < PPW) { - maskpartialbits(ppt->x, *pwidth, startmask); - *addrl = DoMaskMergeRop (src, *addrl, startmask); - } else { - maskbits(ppt->x, *pwidth, startmask, endmask, nlmiddle); - if (startmask) { - *addrl = DoMaskMergeRop (src, *addrl, startmask); - addrl++; - } - while (nlmiddle--) { - *addrl = DoMergeRop (src, *addrl); - addrl++; - } - if (endmask) - *addrl = DoMaskMergeRop (src, *addrl, endmask); - } - } /* for (d = ...) */ - } - pwidth++; - ppt++; - } /* while (n) */ - break; - } - } /* switch (rop) */ - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -/* Fill spans with tiles that aren't PPW bits wide */ -void -ilbmUnnaturalTileFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - int iline; /* first line of tile to use */ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *pdst;/* pointer to current word in bitmap */ - register PixelType *psrc;/* pointer to current word in tile */ - register int nlMiddle; - register int rop, nstart; - PixelType startmask; - PixmapPtr pTile; /* pointer to tile we want to fill with */ - int w, width, x, xSrc, ySrc, srcStartOver, nend; - int tlwidth, rem, tileWidth, tileHeight, endinc; - PixelType endmask, *psrcT; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int auxDst; - int sizeTile; - int depthDst; - register int d; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - pTile = pGC->tile.pixmap; - tlwidth = pTile->devKind/PGSZB; - rop = pGC->alu; - - xSrc = pDrawable->x; - ySrc = pDrawable->y; - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - tileWidth = pTile->drawable.width; - tileHeight = pTile->drawable.height; - sizeTile = tlwidth * tileHeight; - - /* this replaces rotating the tile. Instead we just adjust the offset - * at which we start grabbing bits from the tile. - * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0, - * so that iline and rem always stay within the tile bounds. - */ - xSrc += (pGC->patOrg.x % tileWidth) - tileWidth; - ySrc += (pGC->patOrg.y % tileHeight) - tileHeight; - - while (n--) { - iline = (ppt->y - ySrc) % tileHeight; - psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth); - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - - for (d = 0; d < depthDst; d++, psrcT += sizeTile, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - if (!(pGC->planemask & (1 << d))) - continue; - - if (*pwidth) { - x = ppt->x; - pdst = addrlBase; - width = *pwidth; - while (width > 0) { - psrc = psrcT; - 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; - getandputrop((psrc+endinc), (rem&PIM), (x & PIM), w, pdst, rop); - if ((x & PIM) + w >= PPW) - pdst++; - } else if (((x & PIM) + w) < PPW) { - /* doing < PPW bits is easy, and worth special-casing */ - putbitsrop(*psrc, x & PIM, w, pdst, rop); - } 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) { - putbitsrop(*psrc, (x & PIM), nstart, pdst, rop); - pdst++; - if (srcStartOver) - psrc++; - } - - while (nlMiddle--) { - getandputrop0(psrc, nstart, PPW, pdst, rop); - pdst++; - psrc++; - } - if (endmask) { - getandputrop0(psrc, nstart, nend, pdst, rop); - } - } - x += w; - width -= w; - } - } - } - ppt++; - pwidth++; - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -/* Fill spans with stipples that aren't PPW bits wide */ -void -ilbmUnnaturalStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - int iline; /* first line of tile to use */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *pdst; /* pointer to current word in bitmap */ - register PixelType *psrc; /* pointer to current word in tile */ - register int nlMiddle; - register int rop, nstart; - PixelType startmask; - PixmapPtr pTile; /* pointer to tile we want to fill with */ - int w, width, x, xSrc, ySrc, srcStartOver, nend; - PixelType endmask, *psrcT; - int tlwidth, rem, tileWidth, endinc; - int tileHeight; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - unsigned char *rrops; - register int d; - int auxDst; - int depthDst; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - pTile = pGC->stipple; - tlwidth = pTile->devKind/PGSZB; - xSrc = pDrawable->x; - ySrc = pDrawable->y; - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - tileWidth = pTile->drawable.width; - tileHeight = pTile->drawable.height; - rrops = ((ilbmPrivGC *)(pGC->devPrivates[ilbmGCPrivateIndex].ptr))->rrops; - - /* 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 rem always stay within the tile bounds. - */ - xSrc += (pGC->patOrg.x % tileWidth) - tileWidth; - ySrc += (pGC->patOrg.y % tileHeight) - tileHeight; - while (n--) { - iline = (ppt->y - ySrc) % tileHeight; - psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth); - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - rop = rrops[d]; - if (rop == RROP_NOP) - continue; - - pdst = addrlBase; - x = ppt->x; - - if (*pwidth) { - width = *pwidth; - while (width > 0) { - psrc = psrcT; - 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; - getandputrrop((psrc + endinc), (rem & PIM), (x & PIM), - w, pdst, rop) - if ((x & PIM) + w >= PPW) - pdst++; - } else if (((x & PIM) + w) < PPW) { - /* doing < PPW bits is easy, and worth special-casing */ - putbitsrrop(*psrc, x & PIM, w, pdst, rop); - } 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) { - putbitsrrop(*psrc, (x & PIM), nstart, pdst, rop); - pdst++; - if (srcStartOver) - psrc++; - } - - while (nlMiddle--) { - getandputrrop0(psrc, nstart, PPW, pdst, rop); - pdst++; - psrc++; - } - if (endmask) { - getandputrrop0(psrc, nstart, nend, pdst, rop); - } - } - x += w; - width -= w; - } - } - } - ppt++; - pwidth++; - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} - -/* Fill spans with OpaqueStipples that aren't PPW bits wide */ -void -ilbmUnnaturalOpaqueStippleFS(pDrawable, pGC, nInit, pptInit, pwidthInit, fSorted) - DrawablePtr pDrawable; - GC *pGC; - int nInit; /* number of spans to fill */ - DDXPointPtr pptInit; /* pointer to list of start points */ - int *pwidthInit; /* pointer to list of n widths */ - int fSorted; -{ - int iline; /* first line of tile to use */ - /* next three parameters are post-clip */ - int n; /* number of spans to fill */ - register DDXPointPtr ppt; /* pointer to list of start points */ - register int *pwidth; /* pointer to list of n widths */ - PixelType *addrlBase; /* pointer to start of bitmap */ - PixelType *pBase; - int nlwidth; /* width in longwords of bitmap */ - register PixelType *pdst;/* pointer to current word in bitmap */ - register PixelType *psrc;/* pointer to current word in tile */ - register int nlMiddle; - register int d; - register PixelType tmpsrc; - register PixelType tmpdst; - register int alu, nstart; - register unsigned char *rropsOS; - PixelType startmask; - PixmapPtr pTile; /* pointer to tile we want to fill with */ - int w, width, x, xSrc, ySrc, srcStartOver, nend; - int tlwidth, rem, tileWidth, tileHeight, endinc; - PixelType endmask, *psrcT; - int *pwidthFree; /* copies of the pointers to free */ - DDXPointPtr pptFree; - int auxDst; - int sizeTile; - int depthDst; - - n = nInit * miFindMaxBand(pGC->pCompositeClip); - pwidthFree = (int *)ALLOCATE_LOCAL(n * sizeof(int)); - pptFree = (DDXPointRec *)ALLOCATE_LOCAL(n * sizeof(DDXPointRec)); - if (!pptFree || !pwidthFree) { - if (pptFree) - DEALLOCATE_LOCAL(pptFree); - if (pwidthFree) - DEALLOCATE_LOCAL(pwidthFree); - return; - } - pwidth = pwidthFree; - ppt = pptFree; - n = miClipSpans(pGC->pCompositeClip, pptInit, pwidthInit, nInit, - ppt, pwidth, fSorted); - - pTile = pGC->stipple; - tlwidth = pTile->devKind/PGSZB; - alu = pGC->alu; - - xSrc = pDrawable->x; - ySrc = pDrawable->y; - - ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, nlwidth, auxDst, depthDst, - pBase); - - tileWidth = pTile->drawable.width; - tileHeight = pTile->drawable.height; - rropsOS = ilbmGetGCPrivate(pGC)->rropOS; - - /* this replaces rotating the tile. Instead we just adjust the offset - * at which we start grabbing bits from the tile. - * Ensure that ppt->x - xSrc >= 0 and ppt->y - ySrc >= 0, - * so that iline and rem always stay within the tile bounds. - */ - xSrc += (pGC->patOrg.x % tileWidth) - tileWidth; - ySrc += (pGC->patOrg.y % tileHeight) - tileHeight; - - while (n--) { - iline = (ppt->y - ySrc) % tileHeight; - psrcT = (PixelType *) pTile->devPrivate.ptr + (iline * tlwidth); - addrlBase = ilbmScanline(pBase, ppt->x, ppt->y, auxDst); - - for (d = 0; d < depthDst; d++, addrlBase += nlwidth) { /* @@@ NEXT PLANE @@@ */ - if (!(pGC->planemask & (1 << d))) - continue; - - if (*pwidth) { - x = ppt->x; - pdst = addrlBase; - width = *pwidth; - while (width > 0) { - psrc = psrcT; - 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 (alu != GXcopy) { - getbits (pdst, (x & PIM), w, tmpdst); - DoRop (tmpsrc, alu, tmpsrc, tmpdst); - } - - 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 (alu != GXcopy) { - getbits (pdst, (x & PIM), w, tmpdst); - DoRop (tmpsrc, alu, tmpsrc, tmpdst); - } - 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 (alu != GXcopy) { - getbits (pdst, (x & PIM), nstart, tmpdst); - DoRop (tmpsrc, alu, tmpsrc, tmpdst); - } - 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 (alu != GXcopy) { - tmpdst = *pdst; - DoRop (tmpsrc, alu, tmpsrc, tmpdst); - } - *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 (alu != GXcopy) { - tmpdst = *pdst; - DoRop (tmpsrc, alu, tmpsrc, tmpdst); - } - putbits (tmpsrc, 0, nend, pdst); - } - } - x += w; - width -= w; - } - } - } - ppt++; - pwidth++; - } - DEALLOCATE_LOCAL(pptFree); - DEALLOCATE_LOCAL(pwidthFree); -} |