Add XSERV_t, TRANS_SERVER, TRANS_REOPEN to quash warnings. Add #include <dix-config.h> or <xorg-config.h>, as appropriate, to all source files in the xserver/xorg tree, predicated on defines of HAVE_{DIX,XORG}_CONFIG_H. Change all Xfont includes to <X11/fonts/foo.h>.
224 lines
6.1 KiB
C
224 lines
6.1 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/xaa/xaaBitBlt.c,v 1.3tsi Exp $ */
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/*
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This is a lighter version of cfbBitBlt. We calculate the boxes
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when accelerating pixmap->screen and screen->screen copies.
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We also pass the GC to the doBitBlt function so that it has access
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to the fg and bg so CopyPlane can use this.
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/misc.h>
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#include "xf86.h"
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#include "xf86_ansic.h"
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#include "xf86_OSproc.h"
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#include <X11/X.h>
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#include "mi.h"
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#include "pixmapstr.h"
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#include "gcstruct.h"
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#include "windowstr.h"
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#include "xaalocal.h"
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RegionPtr
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XAABitBlt(
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DrawablePtr pSrcDrawable,
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DrawablePtr pDstDrawable,
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GC *pGC,
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int srcx, int srcy,
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int width, int height,
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int dstx, int dsty,
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void (*doBitBlt)(DrawablePtr, DrawablePtr, GCPtr, RegionPtr, DDXPointPtr),
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unsigned long bitPlane )
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{
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RegionPtr prgnSrcClip = NULL; /* may be a new region, or just a copy */
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RegionPtr prgnExposed;
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Bool freeSrcClip = FALSE;
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RegionRec rgnDst;
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DDXPointPtr pptSrc, ppt;
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DDXPointRec origDest;
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BoxPtr pbox;
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BoxRec fastBox;
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int i, dx, dy, numRects;
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xRectangle origSource;
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int fastClip = 0; /* for fast clipping with pixmap source */
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int fastExpose = 0; /* for fast exposures with pixmap source */
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origSource.x = srcx;
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origSource.y = srcy;
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origSource.width = width;
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origSource.height = height;
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origDest.x = dstx;
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origDest.y = dsty;
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if((pSrcDrawable != pDstDrawable) &&
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pSrcDrawable->pScreen->SourceValidate) {
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(*pSrcDrawable->pScreen->SourceValidate) (
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pSrcDrawable, srcx, srcy, width, height);
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}
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srcx += pSrcDrawable->x;
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srcy += pSrcDrawable->y;
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/* clip the source */
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if (pSrcDrawable->type == DRAWABLE_PIXMAP) {
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if ((pSrcDrawable == pDstDrawable) && (pGC->clientClipType == CT_NONE))
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prgnSrcClip = pGC->pCompositeClip;
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else
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fastClip = 1;
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} else { /* Window */
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if (pGC->subWindowMode == IncludeInferiors) {
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if (!((WindowPtr) pSrcDrawable)->parent) {
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/*
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* special case bitblt from root window in
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* IncludeInferiors mode; just like from a pixmap
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*/
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fastClip = 1;
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} else if ((pSrcDrawable == pDstDrawable) &&
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(pGC->clientClipType == CT_NONE)) {
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prgnSrcClip = pGC->pCompositeClip;
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} else {
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prgnSrcClip = NotClippedByChildren((WindowPtr)pSrcDrawable);
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freeSrcClip = TRUE;
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}
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} else {
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prgnSrcClip = &((WindowPtr)pSrcDrawable)->clipList;
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}
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}
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fastBox.x1 = srcx;
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fastBox.y1 = srcy;
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fastBox.x2 = srcx + width;
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fastBox.y2 = srcy + height;
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/* Don't create a source region if we are doing a fast clip */
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if (fastClip) {
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fastExpose = 1;
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/*
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* clip the source; if regions extend beyond the source size,
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* make sure exposure events get sent
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*/
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if (fastBox.x1 < pSrcDrawable->x) {
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fastBox.x1 = pSrcDrawable->x;
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fastExpose = 0;
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}
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if (fastBox.y1 < pSrcDrawable->y) {
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fastBox.y1 = pSrcDrawable->y;
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fastExpose = 0;
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}
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if (fastBox.x2 > pSrcDrawable->x + (int) pSrcDrawable->width) {
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fastBox.x2 = pSrcDrawable->x + (int) pSrcDrawable->width;
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fastExpose = 0;
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}
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if (fastBox.y2 > pSrcDrawable->y + (int) pSrcDrawable->height) {
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fastBox.y2 = pSrcDrawable->y + (int) pSrcDrawable->height;
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fastExpose = 0;
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}
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} else {
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REGION_INIT(pGC->pScreen, &rgnDst, &fastBox, 1);
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REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, prgnSrcClip);
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}
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dstx += pDstDrawable->x;
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dsty += pDstDrawable->y;
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if (pDstDrawable->type == DRAWABLE_WINDOW) {
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if (!((WindowPtr)pDstDrawable)->realized) {
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if (!fastClip)
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REGION_UNINIT(pGC->pScreen, &rgnDst);
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if (freeSrcClip)
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REGION_DESTROY(pGC->pScreen, prgnSrcClip);
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return NULL;
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}
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}
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dx = srcx - dstx;
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dy = srcy - dsty;
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/* Translate and clip the dst to the destination composite clip */
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if (fastClip) {
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RegionPtr cclip;
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/* Translate the region directly */
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fastBox.x1 -= dx;
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fastBox.x2 -= dx;
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fastBox.y1 -= dy;
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fastBox.y2 -= dy;
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/* If the destination composite clip is one rectangle we can
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do the clip directly. Otherwise we have to create a full
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blown region and call intersect */
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cclip = pGC->pCompositeClip;
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if (REGION_NUM_RECTS(cclip) == 1) {
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BoxPtr pBox = REGION_RECTS(cclip);
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if (fastBox.x1 < pBox->x1) fastBox.x1 = pBox->x1;
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if (fastBox.x2 > pBox->x2) fastBox.x2 = pBox->x2;
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if (fastBox.y1 < pBox->y1) fastBox.y1 = pBox->y1;
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if (fastBox.y2 > pBox->y2) fastBox.y2 = pBox->y2;
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/* Check to see if the region is empty */
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if (fastBox.x1 >= fastBox.x2 || fastBox.y1 >= fastBox.y2) {
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REGION_NULL(pGC->pScreen, &rgnDst);
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} else {
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REGION_INIT(pGC->pScreen, &rgnDst, &fastBox, 1);
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}
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} else {
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/* We must turn off fastClip now, since we must create
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a full blown region. It is intersected with the
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composite clip below. */
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fastClip = 0;
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REGION_INIT(pGC->pScreen, &rgnDst, &fastBox,1);
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}
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} else {
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REGION_TRANSLATE(pGC->pScreen, &rgnDst, -dx, -dy);
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}
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if (!fastClip) {
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REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst,
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pGC->pCompositeClip);
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}
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/* Do bit blitting */
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numRects = REGION_NUM_RECTS(&rgnDst);
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if (numRects && width && height) {
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if(!(pptSrc = (DDXPointPtr)ALLOCATE_LOCAL(numRects *
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sizeof(DDXPointRec)))) {
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REGION_UNINIT(pGC->pScreen, &rgnDst);
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if (freeSrcClip)
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REGION_DESTROY(pGC->pScreen, prgnSrcClip);
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return NULL;
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}
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pbox = REGION_RECTS(&rgnDst);
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ppt = pptSrc;
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for (i = numRects; --i >= 0; pbox++, ppt++) {
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ppt->x = pbox->x1 + dx;
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ppt->y = pbox->y1 + dy;
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}
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(*doBitBlt) (pSrcDrawable, pDstDrawable, pGC, &rgnDst, pptSrc);
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DEALLOCATE_LOCAL(pptSrc);
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}
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prgnExposed = NULL;
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if (pGC->fExpose) {
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/* Pixmap sources generate a NoExposed (we return NULL to do this) */
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if (!fastExpose)
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prgnExposed = miHandleExposures(pSrcDrawable, pDstDrawable, pGC,
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origSource.x, origSource.y,
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(int)origSource.width,
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(int)origSource.height,
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origDest.x, origDest.y, bitPlane);
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}
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REGION_UNINIT(pGC->pScreen, &rgnDst);
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if (freeSrcClip)
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REGION_DESTROY(pGC->pScreen, prgnSrcClip);
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return prgnExposed;
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}
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