From 2e76958d304a3c4080d62f32449724eeb9b95d93 Mon Sep 17 00:00:00 2001 From: Maarten Maathuis Date: Wed, 4 Feb 2009 19:48:03 +0100 Subject: fb: move some code to mi --- fb/fbcopy.c | 331 +----------------------------------------------------------- 1 file changed, 4 insertions(+), 327 deletions(-) (limited to 'fb/fbcopy.c') diff --git a/fb/fbcopy.c b/fb/fbcopy.c index b8b0b6a8c..fed87a599 100644 --- a/fb/fbcopy.c +++ b/fb/fbcopy.c @@ -289,329 +289,6 @@ fbCopyNto1 (DrawablePtr pSrcDrawable, } } -void -fbCopyRegion (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - RegionPtr pDstRegion, - int dx, - int dy, - fbCopyProc copyProc, - Pixel bitPlane, - void *closure) -{ - int careful; - Bool reverse; - Bool upsidedown; - BoxPtr pbox; - int nbox; - BoxPtr pboxNew1, pboxNew2, pboxBase, pboxNext, pboxTmp; - - pbox = REGION_RECTS(pDstRegion); - nbox = REGION_NUM_RECTS(pDstRegion); - - /* 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 = ((pSrcDrawable == pDstDrawable) || - ((pSrcDrawable->type == DRAWABLE_WINDOW) && - (pDstDrawable->type == DRAWABLE_WINDOW))); - - pboxNew1 = NULL; - pboxNew2 = NULL; - if (careful && dy < 0) - { - upsidedown = TRUE; - - if (nbox > 1) - { - /* keep ordering in each band, reverse order of bands */ - pboxNew1 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox); - if(!pboxNew1) - return; - pboxBase = pboxNext = pbox+nbox-1; - while (pboxBase >= pbox) - { - while ((pboxNext >= pbox) && - (pboxBase->y1 == pboxNext->y1)) - pboxNext--; - pboxTmp = pboxNext+1; - while (pboxTmp <= pboxBase) - { - *pboxNew1++ = *pboxTmp++; - } - pboxBase = pboxNext; - } - pboxNew1 -= nbox; - pbox = pboxNew1; - } - } - else - { - /* walk source top to bottom */ - upsidedown = FALSE; - } - - if (careful && dx < 0) - { - /* walk source right to left */ - if (dy <= 0) - reverse = TRUE; - else - reverse = FALSE; - - if (nbox > 1) - { - /* reverse order of rects in each band */ - pboxNew2 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox); - if(!pboxNew2) - { - if (pboxNew1) - xfree(pboxNew1); - return; - } - pboxBase = pboxNext = pbox; - while (pboxBase < pbox+nbox) - { - while ((pboxNext < pbox+nbox) && - (pboxNext->y1 == pboxBase->y1)) - pboxNext++; - pboxTmp = pboxNext; - while (pboxTmp != pboxBase) - { - *pboxNew2++ = *--pboxTmp; - } - pboxBase = pboxNext; - } - pboxNew2 -= nbox; - pbox = pboxNew2; - } - } - else - { - /* walk source left to right */ - reverse = FALSE; - } - - (*copyProc) (pSrcDrawable, - pDstDrawable, - pGC, - pbox, - nbox, - dx, dy, - reverse, upsidedown, bitPlane, closure); - - if (pboxNew1) - xfree (pboxNew1); - if (pboxNew2) - xfree (pboxNew2); -} - -RegionPtr -fbDoCopy (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - int xIn, - int yIn, - int widthSrc, - int heightSrc, - int xOut, - int yOut, - fbCopyProc copyProc, - Pixel bitPlane, - void *closure) -{ - RegionPtr prgnSrcClip = NULL; /* may be a new region, or just a copy */ - Bool freeSrcClip = FALSE; - RegionPtr prgnExposed = NULL; - RegionRec rgnDst; - int dx; - int dy; - int numRects; - int box_x1; - int box_y1; - int box_x2; - int box_y2; - Bool fastSrc = FALSE; /* for fast clipping with pixmap source */ - Bool fastDst = FALSE; /* for fast clipping with one rect dest */ - Bool fastExpose = FALSE; /* for fast exposures with pixmap source */ - - /* Short cut for unmapped windows */ - - if (pDstDrawable->type == DRAWABLE_WINDOW && - !((WindowPtr)pDstDrawable)->realized) - { - return NULL; - } - - if ((pSrcDrawable != pDstDrawable) && - pSrcDrawable->pScreen->SourceValidate) - { - (*pSrcDrawable->pScreen->SourceValidate) (pSrcDrawable, xIn, yIn, widthSrc, heightSrc); - } - - /* Compute source clip region */ - if (pSrcDrawable->type == DRAWABLE_PIXMAP) - { - if ((pSrcDrawable == pDstDrawable) && (pGC->clientClipType == CT_NONE)) - prgnSrcClip = fbGetCompositeClip(pGC); - else - fastSrc = TRUE; - } - else - { - if (pGC->subWindowMode == IncludeInferiors) - { - /* - * XFree86 DDX empties the border clip when the - * VT is inactive, make sure the region isn't empty - */ - if (!((WindowPtr) pSrcDrawable)->parent && - REGION_NOTEMPTY (pSrcDrawable->pScreen, - &((WindowPtr) pSrcDrawable)->borderClip)) - { - /* - * special case bitblt from root window in - * IncludeInferiors mode; just like from a pixmap - */ - fastSrc = TRUE; - } - else if ((pSrcDrawable == pDstDrawable) && - (pGC->clientClipType == CT_NONE)) - { - prgnSrcClip = fbGetCompositeClip(pGC); - } - else - { - prgnSrcClip = NotClippedByChildren((WindowPtr)pSrcDrawable); - freeSrcClip = TRUE; - } - } - else - { - prgnSrcClip = &((WindowPtr)pSrcDrawable)->clipList; - } - } - - xIn += pSrcDrawable->x; - yIn += pSrcDrawable->y; - - xOut += pDstDrawable->x; - yOut += pDstDrawable->y; - - box_x1 = xIn; - box_y1 = yIn; - box_x2 = xIn + widthSrc; - box_y2 = yIn + heightSrc; - - dx = xIn - xOut; - dy = yIn - yOut; - - /* Don't create a source region if we are doing a fast clip */ - if (fastSrc) - { - RegionPtr cclip; - - fastExpose = TRUE; - /* - * clip the source; if regions extend beyond the source size, - * make sure exposure events get sent - */ - if (box_x1 < pSrcDrawable->x) - { - box_x1 = pSrcDrawable->x; - fastExpose = FALSE; - } - if (box_y1 < pSrcDrawable->y) - { - box_y1 = pSrcDrawable->y; - fastExpose = FALSE; - } - if (box_x2 > pSrcDrawable->x + (int) pSrcDrawable->width) - { - box_x2 = pSrcDrawable->x + (int) pSrcDrawable->width; - fastExpose = FALSE; - } - if (box_y2 > pSrcDrawable->y + (int) pSrcDrawable->height) - { - box_y2 = pSrcDrawable->y + (int) pSrcDrawable->height; - fastExpose = FALSE; - } - - /* Translate and clip the dst to the destination composite clip */ - box_x1 -= dx; - box_x2 -= dx; - box_y1 -= dy; - box_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 = fbGetCompositeClip(pGC); - if (REGION_NUM_RECTS(cclip) == 1) - { - BoxPtr pBox = REGION_RECTS(cclip); - - if (box_x1 < pBox->x1) box_x1 = pBox->x1; - if (box_x2 > pBox->x2) box_x2 = pBox->x2; - if (box_y1 < pBox->y1) box_y1 = pBox->y1; - if (box_y2 > pBox->y2) box_y2 = pBox->y2; - fastDst = TRUE; - } - } - - /* Check to see if the region is empty */ - if (box_x1 >= box_x2 || box_y1 >= box_y2) - { - REGION_NULL(pGC->pScreen, &rgnDst); - } - else - { - BoxRec box; - box.x1 = box_x1; - box.y1 = box_y1; - box.x2 = box_x2; - box.y2 = box_y2; - REGION_INIT(pGC->pScreen, &rgnDst, &box, 1); - } - - /* Clip against complex source if needed */ - if (!fastSrc) - { - REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, prgnSrcClip); - REGION_TRANSLATE(pGC->pScreen, &rgnDst, -dx, -dy); - } - - /* Clip against complex dest if needed */ - if (!fastDst) - { - REGION_INTERSECT(pGC->pScreen, &rgnDst, &rgnDst, - fbGetCompositeClip(pGC)); - } - - /* Do bit blitting */ - numRects = REGION_NUM_RECTS(&rgnDst); - if (numRects && widthSrc && heightSrc) - fbCopyRegion (pSrcDrawable, pDstDrawable, pGC, - &rgnDst, dx, dy, copyProc, bitPlane, closure); - - /* Pixmap sources generate a NoExposed (we return NULL to do this) */ - if (!fastExpose && pGC->fExpose) - prgnExposed = miHandleExposures(pSrcDrawable, pDstDrawable, pGC, - xIn - pSrcDrawable->x, - yIn - pSrcDrawable->y, - widthSrc, heightSrc, - xOut - pDstDrawable->x, - yOut - pDstDrawable->y, - (unsigned long) bitPlane); - REGION_UNINIT(pGC->pScreen, &rgnDst); - if (freeSrcClip) - REGION_DESTROY(pGC->pScreen, prgnSrcClip); - fbValidateDrawable (pDstDrawable); - return prgnExposed; -} - RegionPtr fbCopyArea (DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, @@ -623,7 +300,7 @@ fbCopyArea (DrawablePtr pSrcDrawable, int xOut, int yOut) { - fbCopyProc copy; + miCopyProc copy; #ifdef FB_24_32BIT if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) @@ -631,7 +308,7 @@ fbCopyArea (DrawablePtr pSrcDrawable, else #endif copy = fbCopyNtoN; - return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, + return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, copy, 0, 0); } @@ -648,11 +325,11 @@ fbCopyPlane (DrawablePtr pSrcDrawable, unsigned long bitplane) { if (pSrcDrawable->bitsPerPixel > 1) - return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, + return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, fbCopyNto1, (Pixel) bitplane, 0); else if (bitplane & 1) - return fbDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, + return miDoCopy (pSrcDrawable, pDstDrawable, pGC, xIn, yIn, widthSrc, heightSrc, xOut, yOut, fbCopy1toN, (Pixel) bitplane, 0); else -- cgit v1.2.3