diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xf4bpp/ppcCpArea.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xf4bpp/ppcCpArea.c | 470 |
1 files changed, 0 insertions, 470 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcCpArea.c b/xorg-server/hw/xfree86/xf4bpp/ppcCpArea.c deleted file mode 100644 index 9bdaf89e3..000000000 --- a/xorg-server/hw/xfree86/xf4bpp/ppcCpArea.c +++ /dev/null @@ -1,470 +0,0 @@ -/* - * Copyright IBM Corporation 1987,1988,1989 - * - * 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 IBM not be - * used in advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * - * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING - * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL - * IBM 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. - * -*/ - -/*********************************************************** -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_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <stdlib.h> - -#include "xf4bpp.h" -#include "mfbmap.h" -#define PSZ 8 -#include "mfb.h" -#include "mergerop.h" -#include "mi.h" -#include "pixmapstr.h" -#include "scrnintstr.h" - -/* - * Graft in the DoBitblt from cfb. It does everything correctly. - */ -static void -vga16DoBitblt -( - DrawablePtr pSrc, - DrawablePtr pDst, - int alu, - RegionPtr prgnDst, - DDXPointPtr pptSrc, - unsigned long planemask -) -{ - int widthSrc, widthDst; /* add to get to same position in next line */ - BoxPtr pbox; - int nbox; - BoxPtr pboxTmp, pboxNext, pboxBase, pboxNew1, pboxNew2; - /* temporaries for shuffling rectangles */ - DDXPointPtr pptTmp, pptNew1, pptNew2; - /* shuffling boxes entails shuffling the - source points too */ - int w, h; - int careful; - - widthSrc = mfbGetPixelWidth(pSrc); - widthDst = mfbGetPixelWidth(pDst); - - /* XXX we have to err on the side of safety when both are windows, - * because we don't know if IncludeInferiors is being used. - */ - careful = ((pSrc == pDst) || - ((pSrc->type == DRAWABLE_WINDOW) && - (pDst->type == DRAWABLE_WINDOW))); - - pbox = REGION_RECTS(prgnDst); - nbox = REGION_NUM_RECTS(prgnDst); - - pboxNew1 = NULL; - pptNew1 = NULL; - pboxNew2 = NULL; - pptNew2 = NULL; - if (careful && (pptSrc->y < pbox->y1)) - { - /* walk source botttom to top */ - widthSrc = -widthSrc; - widthDst = -widthDst; - - if (nbox > 1) - { - /* keep ordering in each band, reverse order of bands */ - pboxNew1 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox); - if(!pboxNew1) - return; - pptNew1 = (DDXPointPtr)xalloc(sizeof(DDXPointRec) * nbox); - if(!pptNew1) - { - xfree(pboxNew1); - return; - } - pboxBase = pboxNext = pbox+nbox-1; - while (pboxBase >= pbox) - { - while ((pboxNext >= pbox) && - (pboxBase->y1 == pboxNext->y1)) - pboxNext--; - pboxTmp = pboxNext+1; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp <= pboxBase) - { - *pboxNew1++ = *pboxTmp++; - *pptNew1++ = *pptTmp++; - } - pboxBase = pboxNext; - } - pboxNew1 -= nbox; - pbox = pboxNew1; - pptNew1 -= nbox; - pptSrc = pptNew1; - } - } - - if (careful && (pptSrc->x < pbox->x1)) - { - if (nbox > 1) - { - /* reverse order of rects in each band */ - pboxNew2 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox); - pptNew2 = (DDXPointPtr)xalloc(sizeof(DDXPointRec) * nbox); - if(!pboxNew2 || !pptNew2) - { - if (pptNew2) xfree(pptNew2); - if (pboxNew2) xfree(pboxNew2); - if (pboxNew1) - { - xfree(pptNew1); - xfree(pboxNew1); - } - return; - } - pboxBase = pboxNext = pbox; - while (pboxBase < pbox+nbox) - { - while ((pboxNext < pbox+nbox) && - (pboxNext->y1 == pboxBase->y1)) - pboxNext++; - pboxTmp = pboxNext; - pptTmp = pptSrc + (pboxTmp - pbox); - while (pboxTmp != pboxBase) - { - *pboxNew2++ = *--pboxTmp; - *pptNew2++ = *--pptTmp; - } - pboxBase = pboxNext; - } - pboxNew2 -= nbox; - pbox = pboxNew2; - pptNew2 -= nbox; - pptSrc = pptNew2; - } - } - - while(nbox--) - { - w = pbox->x2 - pbox->x1; - h = pbox->y2 - pbox->y1; - - if( pSrc->type == DRAWABLE_WINDOW ) - xf4bppBitBlt( (WindowPtr)pDst, alu, planemask, - pptSrc->x, /* x0 */ - pptSrc->y, /* y0 */ - pbox->x1, /* x1 */ - pbox->y1, /* y1 */ - w, h ); /* w, h */ - else /* DRAWABLE_PIXMAP */ - xf4bppDrawColorImage( (WindowPtr)pDst, - pbox->x1, pbox->y1, - w, - h, - ((unsigned char *)((PixmapPtr)pSrc)->devPrivate.ptr - + pptSrc->x + (pptSrc->y*((PixmapPtr)pSrc)->devKind)), - ((PixmapPtr)pSrc)->devKind, - alu, planemask ) ; - pbox++; - pptSrc++; - } - if (pboxNew2) - { - xfree(pptNew2); - xfree(pboxNew2); - } - if (pboxNew1) - { - xfree(pptNew1); - xfree(pboxNew1); - } -} - - -/* - * Graft in the CopyArea from mfb/cfb. It does everything correctly. - */ - -RegionPtr -xf4bppCopyArea(pSrcDrawable, pDstDrawable, - pGC, srcx, srcy, width, height, dstx, dsty) -register DrawablePtr pSrcDrawable; -register DrawablePtr pDstDrawable; -register GC *pGC; -int srcx, srcy; -int width, height; -int dstx, dsty; -{ - RegionPtr prgnSrcClip = NULL; /* may be a new region, or just a copy */ - Bool freeSrcClip = FALSE; - - RegionPtr prgnExposed; - RegionRec rgnDst; - DDXPointPtr pptSrc; - register DDXPointPtr ppt; - register BoxPtr pbox; - int i; - register int dx; - register int dy; - xRectangle origSource; - DDXPointRec origDest; - int numRects; - BoxRec fastBox; - int fastClip = 0; /* for fast clipping with pixmap source */ - int fastExpose = 0; /* for fast exposures with pixmap source */ - - if ( pDstDrawable->type != DRAWABLE_WINDOW ) - return miCopyArea( pSrcDrawable, pDstDrawable, pGC, - srcx, srcy, width, height, dstx, dsty ) ; - - /* Begin code from mfb/cfbCopyArea */ - - origSource.x = srcx; - origSource.y = srcy; - origSource.width = width; - origSource.height = height; - origDest.x = dstx; - origDest.y = dsty; - - if ((pSrcDrawable != pDstDrawable) && - pSrcDrawable->pScreen->SourceValidate) - { - (*pSrcDrawable->pScreen->SourceValidate) (pSrcDrawable, srcx, srcy, width, height); - } - - srcx += pSrcDrawable->x; - srcy += pSrcDrawable->y; - - /* clip the source */ - - if (pSrcDrawable->type == DRAWABLE_PIXMAP) - { - if ((pSrcDrawable == pDstDrawable) && - (pGC->clientClipType == CT_NONE)) - { - prgnSrcClip = pGC->pCompositeClip; - } - else - { - fastClip = 1; - } - } - else - { - if (pGC->subWindowMode == IncludeInferiors) - { - if (!((WindowPtr) pSrcDrawable)->parent) - { - /* - * special case bitblt from root window in - * IncludeInferiors mode; just like from a pixmap - */ - fastClip = 1; - } - else if ((pSrcDrawable == pDstDrawable) && - (pGC->clientClipType == CT_NONE)) - { - prgnSrcClip = pGC->pCompositeClip; - } - else - { - prgnSrcClip = NotClippedByChildren((WindowPtr)pSrcDrawable); - freeSrcClip = TRUE; - } - } - else - { - prgnSrcClip = &((WindowPtr)pSrcDrawable)->clipList; - } - } - - fastBox.x1 = srcx; - fastBox.y1 = srcy; - fastBox.x2 = srcx + width; - fastBox.y2 = srcy + height; - - /* Don't create a source region if we are doing a fast clip */ - if (fastClip) - { - fastExpose = 1; - /* - * clip the source; if regions extend beyond the source size, - * make sure exposure events get sent - */ - if (fastBox.x1 < pSrcDrawable->x) - { - fastBox.x1 = pSrcDrawable->x; - fastExpose = 0; - } - if (fastBox.y1 < pSrcDrawable->y) - { - fastBox.y1 = pSrcDrawable->y; - fastExpose = 0; - } - if (fastBox.x2 > pSrcDrawable->x + (int) pSrcDrawable->width) - { - fastBox.x2 = pSrcDrawable->x + (int) pSrcDrawable->width; - fastExpose = 0; - } - if (fastBox.y2 > pSrcDrawable->y + (int) pSrcDrawable->height) - { - fastBox.y2 = pSrcDrawable->y + (int) pSrcDrawable->height; - fastExpose = 0; - } - } - else - { - REGION_INIT(pGC->pScreen, &rgnDst, &fastBox, 1); - REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, prgnSrcClip); - } - - dstx += pDstDrawable->x; - dsty += pDstDrawable->y; - - if (pDstDrawable->type == DRAWABLE_WINDOW) - { - if (!((WindowPtr)pDstDrawable)->realized) - { - if (!fastClip) - REGION_UNINIT(pGC->pScreen, &rgnDst); - if (freeSrcClip) - REGION_DESTROY(pGC->pScreen, prgnSrcClip); - return NULL; - } - } - - dx = srcx - dstx; - dy = srcy - dsty; - - /* Translate and clip the dst to the destination composite clip */ - if (fastClip) - { - RegionPtr cclip; - - /* Translate the region directly */ - fastBox.x1 -= dx; - fastBox.x2 -= dx; - fastBox.y1 -= dy; - fastBox.y2 -= dy; - - /* If the destination composite clip is one rectangle we can - do the clip directly. Otherwise we have to create a full - blown region and call intersect */ - cclip = pGC->pCompositeClip; - if (REGION_NUM_RECTS(cclip) == 1) - { - BoxPtr pBox = REGION_RECTS(cclip); - - if (fastBox.x1 < pBox->x1) fastBox.x1 = pBox->x1; - if (fastBox.x2 > pBox->x2) fastBox.x2 = pBox->x2; - if (fastBox.y1 < pBox->y1) fastBox.y1 = pBox->y1; - if (fastBox.y2 > pBox->y2) fastBox.y2 = pBox->y2; - - /* Check to see if the region is empty */ - if (fastBox.x1 >= fastBox.x2 || fastBox.y1 >= fastBox.y2) - { - REGION_NULL(pGC->pScreen, &rgnDst); - } - else - { - REGION_INIT(pGC->pScreen, &rgnDst, &fastBox, 1); - } - } - else - { - /* We must turn off fastClip now, since we must create - a full blown region. It is intersected with the - composite clip below. */ - fastClip = 0; - REGION_INIT(pGC->pScreen, &rgnDst, &fastBox, 1); - } - } - else - { - REGION_TRANSLATE(pGC->pScreen, &rgnDst, -dx, -dy); - } - - if (!fastClip) - { - REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, pGC->pCompositeClip); - } - - /* Do bit blitting */ - numRects = REGION_NUM_RECTS(&rgnDst); - if (numRects && width && height) - { - if(!(pptSrc = (DDXPointPtr)xalloc(numRects * - sizeof(DDXPointRec)))) - { - REGION_UNINIT(pGC->pScreen, &rgnDst); - if (freeSrcClip) - REGION_DESTROY(pGC->pScreen, prgnSrcClip); - return NULL; - } - pbox = REGION_RECTS(&rgnDst); - ppt = pptSrc; - for (i = numRects; --i >= 0; pbox++, ppt++) - { - ppt->x = pbox->x1 + dx; - ppt->y = pbox->y1 + dy; - } - - vga16DoBitblt(pSrcDrawable, pDstDrawable, pGC->alu, - &rgnDst, pptSrc, pGC->planemask ); - xfree(pptSrc); - } - - prgnExposed = NULL; - if (pGC->fExpose) - { - /* Pixmap sources generate a NoExposed (we return NULL to do this) */ - if (!fastExpose) - prgnExposed = - miHandleExposures(pSrcDrawable, pDstDrawable, pGC, - origSource.x, origSource.y, - (int)origSource.width, - (int)origSource.height, - origDest.x, origDest.y, (unsigned long)0); - } - REGION_UNINIT(pGC->pScreen, &rgnDst); - if (freeSrcClip) - REGION_DESTROY(pGC->pScreen, prgnSrcClip); - return prgnExposed; -} |