diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaaBitBlt.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xaa/xaaBitBlt.c | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaBitBlt.c b/xorg-server/hw/xfree86/xaa/xaaBitBlt.c deleted file mode 100644 index c1595c497..000000000 --- a/xorg-server/hw/xfree86/xaa/xaaBitBlt.c +++ /dev/null @@ -1,229 +0,0 @@ - -/* - This is a lighter version of cfbBitBlt. We calculate the boxes - when accelerating pixmap->screen and screen->screen copies. - We also pass the GC to the doBitBlt function so that it has access - to the fg and bg so CopyPlane can use this. -*/ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include "misc.h" -#include "xf86.h" -#include "xf86_OSproc.h" - -#include <X11/X.h> -#include "mi.h" -#include "pixmapstr.h" -#include "gcstruct.h" -#include "windowstr.h" -#include "xaalocal.h" - -RegionPtr -XAABitBlt(DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GC * pGC, - int srcx, int srcy, - int width, int height, - int dstx, int dsty, - void (*doBitBlt) (DrawablePtr, DrawablePtr, GCPtr, RegionPtr, - DDXPointPtr), unsigned long bitPlane) -{ - - RegionPtr prgnSrcClip = NULL; /* may be a new region, or just a copy */ - RegionPtr prgnExposed; - Bool freeSrcClip = FALSE; - RegionRec rgnDst; - DDXPointPtr pptSrc, ppt; - DDXPointRec origDest; - BoxPtr pbox; - BoxRec fastBox; - int i, dx, dy, numRects; - xRectangle origSource; - int fastClip = 0; /* for fast clipping with pixmap source */ - int fastExpose = 0; /* for fast exposures with pixmap source */ - - origSource.x = srcx; - origSource.y = srcy; - origSource.width = width; - origSource.height = height; - origDest.x = dstx; - origDest.y = dsty; - - if (pSrcDrawable->pScreen->SourceValidate) { - (*pSrcDrawable->pScreen->SourceValidate) (pSrcDrawable, srcx, srcy, - width, height, - pGC->subWindowMode); - } - - 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 { /* Window */ - 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 { - RegionInit(&rgnDst, &fastBox, 1); - RegionIntersect(&rgnDst, &rgnDst, prgnSrcClip); - } - - dstx += pDstDrawable->x; - dsty += pDstDrawable->y; - - if (pDstDrawable->type == DRAWABLE_WINDOW) { - if (!((WindowPtr) pDstDrawable)->realized) { - if (!fastClip) - RegionUninit(&rgnDst); - if (freeSrcClip) - RegionDestroy(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 (RegionNumRects(cclip) == 1) { - BoxPtr pBox = RegionRects(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) { - RegionNull(&rgnDst); - } - else { - RegionInit(&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; - RegionInit(&rgnDst, &fastBox, 1); - } - } - else { - RegionTranslate(&rgnDst, -dx, -dy); - } - - if (!fastClip) { - RegionIntersect(&rgnDst, &rgnDst, pGC->pCompositeClip); - } - - /* Do bit blitting */ - numRects = RegionNumRects(&rgnDst); - if (numRects && width && height) { - if (!(pptSrc = (DDXPointPtr) malloc(numRects * sizeof(DDXPointRec)))) { - RegionUninit(&rgnDst); - if (freeSrcClip) - RegionDestroy(prgnSrcClip); - return NULL; - } - pbox = RegionRects(&rgnDst); - ppt = pptSrc; - for (i = numRects; --i >= 0; pbox++, ppt++) { - ppt->x = pbox->x1 + dx; - ppt->y = pbox->y1 + dy; - } - - (*doBitBlt) (pSrcDrawable, pDstDrawable, pGC, &rgnDst, pptSrc); - free(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, bitPlane); - } - RegionUninit(&rgnDst); - if (freeSrcClip) - RegionDestroy(prgnSrcClip); - return prgnExposed; -} |