From 1a038249967b51878bc492df42e24b2af797bb85 Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 21 May 2010 06:36:23 +0000 Subject: xserver git update 21/5/2010 --- xorg-server/exa/exa_unaccel.c | 1502 +++++++++++++++++++++-------------------- 1 file changed, 762 insertions(+), 740 deletions(-) (limited to 'xorg-server/exa/exa_unaccel.c') diff --git a/xorg-server/exa/exa_unaccel.c b/xorg-server/exa/exa_unaccel.c index 2f8c4622d..46be2eff9 100644 --- a/xorg-server/exa/exa_unaccel.c +++ b/xorg-server/exa/exa_unaccel.c @@ -1,740 +1,762 @@ -/* - * - * Copyright © 1999 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, 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 Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD 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. - */ - -#include "exa_priv.h" - -#include "mipict.h" - -/* - * These functions wrap the low-level fb rendering functions and - * synchronize framebuffer/accelerated drawing by stalling until - * the accelerator is idle - */ - -/** - * Calls exaPrepareAccess with EXA_PREPARE_SRC for the tile, if that is the - * current fill style. - * - * Solid doesn't use an extra pixmap source, and Stippled/OpaqueStippled are - * 1bpp and never in fb, so we don't worry about them. - * We should worry about them for completeness sake and going forward. - */ -void -exaPrepareAccessGC(GCPtr pGC) -{ - if (pGC->stipple) - exaPrepareAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK); - if (pGC->fillStyle == FillTiled) - exaPrepareAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC); -} - -/** - * Finishes access to the tile in the GC, if used. - */ -void -exaFinishAccessGC(GCPtr pGC) -{ - if (pGC->fillStyle == FillTiled) - exaFinishAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC); - if (pGC->stipple) - exaFinishAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK); -} - -#if DEBUG_TRACE_FALL -char -exaDrawableLocation(DrawablePtr pDrawable) -{ - return exaDrawableIsOffscreen(pDrawable) ? 's' : 'm'; -} -#endif /* DEBUG_TRACE_FALL */ - -void -ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans, - DDXPointPtr ppt, int *pwidth, int fSorted) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->FillSpans (pDrawable, pGC, nspans, ppt, pwidth, fSorted); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc, - DDXPointPtr ppt, int *pwidth, int nspans, int fSorted) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - pGC->ops->SetSpans (pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, - int x, int y, int w, int h, int leftPad, int format, - char *bits) -{ - PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); - ExaPixmapPriv(pPixmap); - - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - if (!pExaScr->prepare_access_reg || !pExaPixmap->pDamage || - exaGCReadsDestination(pDrawable, pGC->planemask, pGC->fillStyle, - pGC->alu, pGC->clientClipType)) - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - else - pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, - DamagePendingRegion(pExaPixmap->pDamage)); - pGC->ops->PutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckCopyNtoN (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, - BoxPtr pbox, int nbox, int dx, int dy, Bool reverse, - Bool upsidedown, Pixel bitplane, void *closure) -{ - RegionRec reg; - int xoff, yoff; - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, - exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); - - if (pExaScr->prepare_access_reg) { - PixmapPtr pPixmap = exaGetDrawablePixmap(pSrc); - - exaGetDrawableDeltas(pSrc, pPixmap, &xoff, &yoff); - REGION_INIT(pScreen, ®, pbox, nbox); - REGION_TRANSLATE(pScreen, ®, xoff + dx, yoff + dy); - pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, ®); - REGION_UNINIT(pScreen, ®); - } else - exaPrepareAccess (pSrc, EXA_PREPARE_SRC); - - if (pExaScr->prepare_access_reg && - !exaGCReadsDestination(pDst, pGC->planemask, pGC->fillStyle, - pGC->alu, pGC->clientClipType)) { - PixmapPtr pPixmap = exaGetDrawablePixmap(pDst); - - exaGetDrawableDeltas(pSrc, pPixmap, &xoff, &yoff); - REGION_INIT(pScreen, ®, pbox, nbox); - REGION_TRANSLATE(pScreen, ®, xoff, yoff); - pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, ®); - REGION_UNINIT(pScreen, ®); - } else - exaPrepareAccess (pDst, EXA_PREPARE_DEST); - - /* This will eventually call fbCopyNtoN, with some calculation overhead. */ - while (nbox--) { - pGC->ops->CopyArea (pSrc, pDst, pGC, pbox->x1 - pSrc->x + dx, pbox->y1 - pSrc->y + dy, - pbox->x2 - pbox->x1, pbox->y2 - pbox->y1, pbox->x1 - pDst->x, pbox->y1 - pDst->y); - pbox++; - } - exaFinishAccess (pSrc, EXA_PREPARE_SRC); - exaFinishAccess (pDst, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -static void -ExaFallbackPrepareReg(DrawablePtr pDrawable, - GCPtr pGC, - int x, int y, int width, int height, - int index, Bool checkReads) -{ - ScreenPtr pScreen = pDrawable->pScreen; - ExaScreenPriv(pScreen); - - if (pExaScr->prepare_access_reg && - !(checkReads && exaGCReadsDestination(pDrawable, - pGC->planemask, - pGC->fillStyle, - pGC->alu, - pGC->clientClipType))) { - BoxRec box; - RegionRec reg; - int xoff, yoff; - PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); - - exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); - box.x1 = pDrawable->x + x + xoff; - box.y1 = pDrawable->y + y + yoff; - box.x2 = box.x1 + width; - box.y2 = box.y1 + height; - - REGION_INIT(pScreen, ®, &box, 1); - pExaScr->prepare_access_reg(pPixmap, index, ®); - REGION_UNINIT(pScreen, ®); - } else - exaPrepareAccess(pDrawable, index); -} - - -RegionPtr -ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, - int srcx, int srcy, int w, int h, int dstx, int dsty) -{ - RegionPtr ret; - - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, - exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); - ExaFallbackPrepareReg(pSrc, pGC, srcx, srcy, w, h, - EXA_PREPARE_SRC, FALSE); - ExaFallbackPrepareReg(pDst, pGC, dstx, dsty, w, h, - EXA_PREPARE_DEST, TRUE); - ret = pGC->ops->CopyArea (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty); - exaFinishAccess (pSrc, EXA_PREPARE_SRC); - exaFinishAccess (pDst, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); - - return ret; -} - -RegionPtr -ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, - int srcx, int srcy, int w, int h, int dstx, int dsty, - unsigned long bitPlane) -{ - RegionPtr ret; - - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, - exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); - ExaFallbackPrepareReg(pSrc, pGC, srcx, srcy, w, h, - EXA_PREPARE_SRC, FALSE); - ExaFallbackPrepareReg(pDst, pGC, dstx, dsty, w, h, - EXA_PREPARE_DEST, TRUE); - ret = pGC->ops->CopyPlane (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty, - bitPlane); - exaFinishAccess (pSrc, EXA_PREPARE_SRC); - exaFinishAccess (pDst, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); - - return ret; -} - -void -ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, - DDXPointPtr pptInit) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - pGC->ops->PolyPoint (pDrawable, pGC, mode, npt, pptInit); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC, - int mode, int npt, DDXPointPtr ppt) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c), width %d, mode %d, count %d\n", - pDrawable, exaDrawableLocation(pDrawable), - pGC->lineWidth, mode, npt)); - - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->Polylines (pDrawable, pGC, mode, npt, ppt); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC, - int nsegInit, xSegment *pSegInit) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c) width %d, count %d\n", pDrawable, - exaDrawableLocation(pDrawable), pGC->lineWidth, nsegInit)); - - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->PolySegment (pDrawable, pGC, nsegInit, pSegInit); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC, - int narcs, xArc *pArcs) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->PolyArc (pDrawable, pGC, narcs, pArcs); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC, - int nrect, xRectangle *prect) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->PolyFillRect (pDrawable, pGC, nrect, prect); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC, - int x, int y, unsigned int nglyph, - CharInfoPtr *ppci, pointer pglyphBase) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c)\n", pDrawable, - exaDrawableLocation(pDrawable))); - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->ImageGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC, - int x, int y, unsigned int nglyph, - CharInfoPtr *ppci, pointer pglyphBase) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("to %p (%c), style %d alu %d\n", pDrawable, - exaDrawableLocation(pDrawable), pGC->fillStyle, pGC->alu)); - exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); - exaPrepareAccessGC (pGC); - pGC->ops->PolyGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase); - exaFinishAccessGC (pGC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap, - DrawablePtr pDrawable, - int w, int h, int x, int y) -{ - EXA_PRE_FALLBACK_GC(pGC); - EXA_FALLBACK(("from %p to %p (%c,%c)\n", pBitmap, pDrawable, - exaDrawableLocation(&pBitmap->drawable), - exaDrawableLocation(pDrawable))); - ExaFallbackPrepareReg(pDrawable, pGC, x, y, w, h, - EXA_PREPARE_DEST, TRUE); - ExaFallbackPrepareReg(&pBitmap->drawable, pGC, 0, 0, w, h, - EXA_PREPARE_SRC, FALSE); - exaPrepareAccessGC (pGC); - pGC->ops->PushPixels (pGC, pBitmap, pDrawable, w, h, x, y); - exaFinishAccessGC (pGC); - exaFinishAccess (&pBitmap->drawable, EXA_PREPARE_SRC); - exaFinishAccess (pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK_GC(pGC); -} - -void -ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) -{ - DrawablePtr pDrawable = &pWin->drawable; - ScreenPtr pScreen = pDrawable->pScreen; - EXA_PRE_FALLBACK(pScreen); - EXA_FALLBACK(("from %p\n", pWin)); - - /* Only need the source bits, the destination region will be overwritten */ - if (pExaScr->prepare_access_reg) { - PixmapPtr pPixmap = pScreen->GetWindowPixmap(pWin); - int xoff, yoff; - - exaGetDrawableDeltas(&pWin->drawable, pPixmap, &xoff, &yoff); - REGION_TRANSLATE(pScreen, prgnSrc, xoff, yoff); - pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, prgnSrc); - REGION_TRANSLATE(pScreen, prgnSrc, -xoff, -yoff); - } else - exaPrepareAccess(pDrawable, EXA_PREPARE_SRC); - - swap(pExaScr, pScreen, CopyWindow); - pScreen->CopyWindow (pWin, ptOldOrg, prgnSrc); - swap(pExaScr, pScreen, CopyWindow); - exaFinishAccess (pDrawable, EXA_PREPARE_SRC); - EXA_POST_FALLBACK(pScreen); -} - -void -ExaCheckGetImage(DrawablePtr pDrawable, int x, int y, int w, int h, - unsigned int format, unsigned long planeMask, char *d) -{ - ScreenPtr pScreen = pDrawable->pScreen; - EXA_PRE_FALLBACK(pScreen); - EXA_FALLBACK(("from %p (%c)\n", pDrawable, - exaDrawableLocation(pDrawable))); - - ExaFallbackPrepareReg(pDrawable, NULL, x, y, w, h, - EXA_PREPARE_SRC, FALSE); - swap(pExaScr, pScreen, GetImage); - pScreen->GetImage (pDrawable, x, y, w, h, format, planeMask, d); - swap(pExaScr, pScreen, GetImage); - exaFinishAccess (pDrawable, EXA_PREPARE_SRC); - EXA_POST_FALLBACK(pScreen); -} - -void -ExaCheckGetSpans (DrawablePtr pDrawable, - int wMax, - DDXPointPtr ppt, - int *pwidth, - int nspans, - char *pdstStart) -{ - ScreenPtr pScreen = pDrawable->pScreen; - - EXA_PRE_FALLBACK(pScreen); - EXA_FALLBACK(("from %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); - exaPrepareAccess (pDrawable, EXA_PREPARE_SRC); - swap(pExaScr, pScreen, GetSpans); - pScreen->GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pdstStart); - swap(pExaScr, pScreen, GetSpans); - exaFinishAccess (pDrawable, EXA_PREPARE_SRC); - EXA_POST_FALLBACK(pScreen); -} - -static void -ExaSrcValidate(DrawablePtr pDrawable, - int x, - int y, - int width, - int height) -{ - ScreenPtr pScreen = pDrawable->pScreen; - ExaScreenPriv(pScreen); - PixmapPtr pPix = exaGetDrawablePixmap (pDrawable); - BoxRec box; - RegionRec reg; - RegionPtr dst; - int xoff, yoff; - - exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff); - - box.x1 = x + xoff; - box.y1 = y + yoff; - box.x2 = box.x1 + width; - box.y2 = box.y1 + height; - - dst = (pExaScr->srcPix == pPix) ? &pExaScr->srcReg : - &pExaScr->maskReg; - - REGION_INIT(pScreen, ®, &box, 1); - REGION_UNION(pScreen, dst, dst, ®); - REGION_UNINIT(pScreen, ®); - - if (pExaScr->SavedSourceValidate) { - swap(pExaScr, pScreen, SourceValidate); - pScreen->SourceValidate(pDrawable, x, y, width, height); - swap(pExaScr, pScreen, SourceValidate); - } -} - -static Bool -ExaPrepareCompositeReg(ScreenPtr pScreen, - CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height) -{ - RegionRec region; - RegionPtr dstReg = NULL; - RegionPtr srcReg = NULL; - RegionPtr maskReg = NULL; - PixmapPtr pSrcPix = NULL; - PixmapPtr pMaskPix = NULL; - PixmapPtr pDstPix; - ExaScreenPriv(pScreen); - Bool ret; - - - REGION_NULL(pScreen, ®ion); - - if (pSrc->pDrawable) { - pSrcPix = exaGetDrawablePixmap(pSrc->pDrawable); - REGION_NULL(pScreen, &pExaScr->srcReg); - srcReg = &pExaScr->srcReg; - pExaScr->srcPix = pSrcPix; - if (pSrc != pDst) - REGION_TRANSLATE(pScreen, pSrc->pCompositeClip, - -pSrc->pDrawable->x, - -pSrc->pDrawable->y); - } - - if (pMask && pMask->pDrawable) { - pMaskPix = exaGetDrawablePixmap(pMask->pDrawable); - REGION_NULL(pScreen, &pExaScr->maskReg); - maskReg = &pExaScr->maskReg; - if (pMask != pDst && pMask != pSrc) - REGION_TRANSLATE(pScreen, pMask->pCompositeClip, - -pMask->pDrawable->x, - -pMask->pDrawable->y); - } - - REGION_TRANSLATE(pScreen, pDst->pCompositeClip, - -pDst->pDrawable->x, - -pDst->pDrawable->y); - - pExaScr->SavedSourceValidate = ExaSrcValidate; - swap(pExaScr, pScreen, SourceValidate); - ret = miComputeCompositeRegion (®ion, pSrc, pMask, pDst, - xSrc, ySrc, xMask, yMask, - xDst, - yDst, - width, height); - swap(pExaScr, pScreen, SourceValidate); - - REGION_TRANSLATE(pScreen, pDst->pCompositeClip, - pDst->pDrawable->x, - pDst->pDrawable->y); - if (pSrc->pDrawable && pSrc != pDst) - REGION_TRANSLATE(pScreen, pSrc->pCompositeClip, - pSrc->pDrawable->x, - pSrc->pDrawable->y); - if (pMask && pMask->pDrawable && pMask != pDst && pMask != pSrc) - REGION_TRANSLATE(pScreen, pMask->pCompositeClip, - pMask->pDrawable->x, - pMask->pDrawable->y); - - if (!ret) { - if (srcReg) - REGION_UNINIT(pScreen, srcReg); - if (maskReg) - REGION_UNINIT(pScreen, maskReg); - - return FALSE; - } - - /** - * Don't limit alphamaps readbacks for now until we've figured out how that - * should be done. - */ - - if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) - pExaScr->prepare_access_reg(exaGetDrawablePixmap(pSrc->alphaMap->pDrawable), - EXA_PREPARE_AUX_SRC, - NULL); - if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) - pExaScr->prepare_access_reg(exaGetDrawablePixmap(pMask->alphaMap->pDrawable), - EXA_PREPARE_AUX_MASK, - NULL); - - if (pSrcPix) - pExaScr->prepare_access_reg(pSrcPix, - EXA_PREPARE_SRC, - srcReg); - - if (pMaskPix) - pExaScr->prepare_access_reg(pMaskPix, - EXA_PREPARE_MASK, - maskReg); - - if (srcReg) - REGION_UNINIT(pScreen, srcReg); - if (maskReg) - REGION_UNINIT(pScreen, maskReg); - - pDstPix = exaGetDrawablePixmap(pDst->pDrawable); - if (!exaOpReadsDestination(op)) { - int xoff; - int yoff; - - exaGetDrawableDeltas (pDst->pDrawable, pDstPix, &xoff, &yoff); - REGION_TRANSLATE(pScreen, ®ion, pDst->pDrawable->x + xoff, - pDst->pDrawable->y + yoff); - dstReg = ®ion; - } - - if (pDst->alphaMap && pDst->alphaMap->pDrawable) - pExaScr->prepare_access_reg(exaGetDrawablePixmap(pDst->alphaMap->pDrawable), - EXA_PREPARE_AUX_DEST, - dstReg); - pExaScr->prepare_access_reg(pDstPix, EXA_PREPARE_DEST, dstReg); - - REGION_UNINIT(pScreen, ®ion); - return TRUE; -} - -void -ExaCheckComposite (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height) -{ - ScreenPtr pScreen = pDst->pDrawable->pScreen; - PictureScreenPtr ps = GetPictureScreen(pScreen); - EXA_PRE_FALLBACK(pScreen); - - if (pExaScr->prepare_access_reg) { - if (!ExaPrepareCompositeReg(pScreen, op, pSrc, pMask, pDst, xSrc, - ySrc, xMask, yMask, xDst, yDst, width, - height)) - goto out_no_clip; - } else { - - /* We need to prepare access to any separate alpha maps first, - * in case the driver doesn't support EXA_PREPARE_AUX*, - * in which case EXA_PREPARE_SRC may be used for moving them out. - */ - - if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) - exaPrepareAccess(pSrc->alphaMap->pDrawable, EXA_PREPARE_AUX_SRC); - if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) - exaPrepareAccess(pMask->alphaMap->pDrawable, EXA_PREPARE_AUX_MASK); - if (pDst->alphaMap && pDst->alphaMap->pDrawable) - exaPrepareAccess(pDst->alphaMap->pDrawable, EXA_PREPARE_AUX_DEST); - - exaPrepareAccess (pDst->pDrawable, EXA_PREPARE_DEST); - - EXA_FALLBACK(("from picts %p/%p to pict %p\n", - pSrc, pMask, pDst)); - - if (pSrc->pDrawable != NULL) - exaPrepareAccess (pSrc->pDrawable, EXA_PREPARE_SRC); - if (pMask && pMask->pDrawable != NULL) - exaPrepareAccess (pMask->pDrawable, EXA_PREPARE_MASK); - } - - swap(pExaScr, ps, Composite); - ps->Composite (op, - pSrc, - pMask, - pDst, - xSrc, - ySrc, - xMask, - yMask, - xDst, - yDst, - width, - height); - swap(pExaScr, ps, Composite); - if (pMask && pMask->pDrawable != NULL) - exaFinishAccess (pMask->pDrawable, EXA_PREPARE_MASK); - if (pSrc->pDrawable != NULL) - exaFinishAccess (pSrc->pDrawable, EXA_PREPARE_SRC); - exaFinishAccess (pDst->pDrawable, EXA_PREPARE_DEST); - if (pDst->alphaMap && pDst->alphaMap->pDrawable) - exaFinishAccess(pDst->alphaMap->pDrawable, EXA_PREPARE_AUX_DEST); - if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) - exaFinishAccess(pSrc->alphaMap->pDrawable, EXA_PREPARE_AUX_SRC); - if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) - exaFinishAccess(pMask->alphaMap->pDrawable, EXA_PREPARE_AUX_MASK); - -out_no_clip: - EXA_POST_FALLBACK(pScreen); -} - -void -ExaCheckAddTraps (PicturePtr pPicture, - INT16 x_off, - INT16 y_off, - int ntrap, - xTrap *traps) -{ - ScreenPtr pScreen = pPicture->pDrawable->pScreen; - PictureScreenPtr ps = GetPictureScreen(pScreen); - EXA_PRE_FALLBACK(pScreen); - - EXA_FALLBACK(("to pict %p (%c)\n", - exaDrawableLocation(pPicture->pDrawable))); - exaPrepareAccess(pPicture->pDrawable, EXA_PREPARE_DEST); - swap(pExaScr, ps, AddTraps); - ps->AddTraps (pPicture, x_off, y_off, ntrap, traps); - swap(pExaScr, ps, AddTraps); - exaFinishAccess(pPicture->pDrawable, EXA_PREPARE_DEST); - EXA_POST_FALLBACK(pScreen); -} - -/** - * Gets the 0,0 pixel of a pixmap. Used for doing solid fills of tiled pixmaps - * that happen to be 1x1. Pixmap must be at least 8bpp. - */ -CARD32 -exaGetPixmapFirstPixel (PixmapPtr pPixmap) -{ - switch (pPixmap->drawable.bitsPerPixel) { - case 32: - { - CARD32 pixel; - - pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, - ZPixmap, ~0, (char*)&pixel); - return pixel; - } - case 16: - { - CARD16 pixel; - - pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, - ZPixmap, ~0, (char*)&pixel); - return pixel; - } - case 8: - { - CARD8 pixel; - - pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, - ZPixmap, ~0, (char*)&pixel); - return pixel; - } - default: - FatalError("%s called for invalid bpp %d\n", __func__, - pPixmap->drawable.bitsPerPixel); - } -} +/* + * + * Copyright © 1999 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, 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 Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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. + */ + +#include "exa_priv.h" + +#include "mipict.h" + +/* + * These functions wrap the low-level fb rendering functions and + * synchronize framebuffer/accelerated drawing by stalling until + * the accelerator is idle + */ + +/** + * Calls exaPrepareAccess with EXA_PREPARE_SRC for the tile, if that is the + * current fill style. + * + * Solid doesn't use an extra pixmap source, and Stippled/OpaqueStippled are + * 1bpp and never in fb, so we don't worry about them. + * We should worry about them for completeness sake and going forward. + */ +void +exaPrepareAccessGC(GCPtr pGC) +{ + if (pGC->stipple) + exaPrepareAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK); + if (pGC->fillStyle == FillTiled) + exaPrepareAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC); +} + +/** + * Finishes access to the tile in the GC, if used. + */ +void +exaFinishAccessGC(GCPtr pGC) +{ + if (pGC->fillStyle == FillTiled) + exaFinishAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC); + if (pGC->stipple) + exaFinishAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK); +} + +#if DEBUG_TRACE_FALL +char +exaDrawableLocation(DrawablePtr pDrawable) +{ + return exaDrawableIsOffscreen(pDrawable) ? 's' : 'm'; +} +#endif /* DEBUG_TRACE_FALL */ + +void +ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans, + DDXPointPtr ppt, int *pwidth, int fSorted) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->FillSpans (pDrawable, pGC, nspans, ppt, pwidth, fSorted); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc, + DDXPointPtr ppt, int *pwidth, int nspans, int fSorted) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + pGC->ops->SetSpans (pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, + int x, int y, int w, int h, int leftPad, int format, + char *bits) +{ + PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); + ExaPixmapPriv(pPixmap); + + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + if (!pExaScr->prepare_access_reg || !pExaPixmap->pDamage || + exaGCReadsDestination(pDrawable, pGC->planemask, pGC->fillStyle, + pGC->alu, pGC->clientClipType)) + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + else + pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, + DamagePendingRegion(pExaPixmap->pDamage)); + pGC->ops->PutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckCopyNtoN (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, + BoxPtr pbox, int nbox, int dx, int dy, Bool reverse, + Bool upsidedown, Pixel bitplane, void *closure) +{ + RegionRec reg; + int xoff, yoff; + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, + exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); + + if (pExaScr->prepare_access_reg) { + PixmapPtr pPixmap = exaGetDrawablePixmap(pSrc); + + exaGetDrawableDeltas(pSrc, pPixmap, &xoff, &yoff); + REGION_INIT(pScreen, ®, pbox, nbox); + REGION_TRANSLATE(pScreen, ®, xoff + dx, yoff + dy); + pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, ®); + REGION_UNINIT(pScreen, ®); + } else + exaPrepareAccess (pSrc, EXA_PREPARE_SRC); + + if (pExaScr->prepare_access_reg && + !exaGCReadsDestination(pDst, pGC->planemask, pGC->fillStyle, + pGC->alu, pGC->clientClipType)) { + PixmapPtr pPixmap = exaGetDrawablePixmap(pDst); + + exaGetDrawableDeltas(pSrc, pPixmap, &xoff, &yoff); + REGION_INIT(pScreen, ®, pbox, nbox); + REGION_TRANSLATE(pScreen, ®, xoff, yoff); + pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, ®); + REGION_UNINIT(pScreen, ®); + } else + exaPrepareAccess (pDst, EXA_PREPARE_DEST); + + /* This will eventually call fbCopyNtoN, with some calculation overhead. */ + while (nbox--) { + pGC->ops->CopyArea (pSrc, pDst, pGC, pbox->x1 - pSrc->x + dx, pbox->y1 - pSrc->y + dy, + pbox->x2 - pbox->x1, pbox->y2 - pbox->y1, pbox->x1 - pDst->x, pbox->y1 - pDst->y); + pbox++; + } + exaFinishAccess (pSrc, EXA_PREPARE_SRC); + exaFinishAccess (pDst, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +static void +ExaFallbackPrepareReg(DrawablePtr pDrawable, + GCPtr pGC, + int x, int y, int width, int height, + int index, Bool checkReads) +{ + ScreenPtr pScreen = pDrawable->pScreen; + ExaScreenPriv(pScreen); + + if (pExaScr->prepare_access_reg && + !(checkReads && exaGCReadsDestination(pDrawable, + pGC->planemask, + pGC->fillStyle, + pGC->alu, + pGC->clientClipType))) { + BoxRec box; + RegionRec reg; + int xoff, yoff; + PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); + + exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); + box.x1 = pDrawable->x + x + xoff; + box.y1 = pDrawable->y + y + yoff; + box.x2 = box.x1 + width; + box.y2 = box.y1 + height; + + REGION_INIT(pScreen, ®, &box, 1); + pExaScr->prepare_access_reg(pPixmap, index, ®); + REGION_UNINIT(pScreen, ®); + } else + exaPrepareAccess(pDrawable, index); +} + + +RegionPtr +ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, + int srcx, int srcy, int w, int h, int dstx, int dsty) +{ + RegionPtr ret; + + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, + exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); + ExaFallbackPrepareReg(pSrc, pGC, srcx, srcy, w, h, + EXA_PREPARE_SRC, FALSE); + ExaFallbackPrepareReg(pDst, pGC, dstx, dsty, w, h, + EXA_PREPARE_DEST, TRUE); + ret = pGC->ops->CopyArea (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty); + exaFinishAccess (pSrc, EXA_PREPARE_SRC); + exaFinishAccess (pDst, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); + + return ret; +} + +RegionPtr +ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, + int srcx, int srcy, int w, int h, int dstx, int dsty, + unsigned long bitPlane) +{ + RegionPtr ret; + + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, + exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); + ExaFallbackPrepareReg(pSrc, pGC, srcx, srcy, w, h, + EXA_PREPARE_SRC, FALSE); + ExaFallbackPrepareReg(pDst, pGC, dstx, dsty, w, h, + EXA_PREPARE_DEST, TRUE); + ret = pGC->ops->CopyPlane (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty, + bitPlane); + exaFinishAccess (pSrc, EXA_PREPARE_SRC); + exaFinishAccess (pDst, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); + + return ret; +} + +void +ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, + DDXPointPtr pptInit) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + pGC->ops->PolyPoint (pDrawable, pGC, mode, npt, pptInit); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC, + int mode, int npt, DDXPointPtr ppt) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c), width %d, mode %d, count %d\n", + pDrawable, exaDrawableLocation(pDrawable), + pGC->lineWidth, mode, npt)); + + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->Polylines (pDrawable, pGC, mode, npt, ppt); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC, + int nsegInit, xSegment *pSegInit) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c) width %d, count %d\n", pDrawable, + exaDrawableLocation(pDrawable), pGC->lineWidth, nsegInit)); + + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->PolySegment (pDrawable, pGC, nsegInit, pSegInit); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC, + int narcs, xArc *pArcs) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->PolyArc (pDrawable, pGC, narcs, pArcs); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC, + int nrect, xRectangle *prect) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->PolyFillRect (pDrawable, pGC, nrect, prect); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC, + int x, int y, unsigned int nglyph, + CharInfoPtr *ppci, pointer pglyphBase) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c)\n", pDrawable, + exaDrawableLocation(pDrawable))); + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->ImageGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC, + int x, int y, unsigned int nglyph, + CharInfoPtr *ppci, pointer pglyphBase) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("to %p (%c), style %d alu %d\n", pDrawable, + exaDrawableLocation(pDrawable), pGC->fillStyle, pGC->alu)); + exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); + exaPrepareAccessGC (pGC); + pGC->ops->PolyGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase); + exaFinishAccessGC (pGC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap, + DrawablePtr pDrawable, + int w, int h, int x, int y) +{ + EXA_PRE_FALLBACK_GC(pGC); + EXA_FALLBACK(("from %p to %p (%c,%c)\n", pBitmap, pDrawable, + exaDrawableLocation(&pBitmap->drawable), + exaDrawableLocation(pDrawable))); + ExaFallbackPrepareReg(pDrawable, pGC, x, y, w, h, + EXA_PREPARE_DEST, TRUE); + ExaFallbackPrepareReg(&pBitmap->drawable, pGC, 0, 0, w, h, + EXA_PREPARE_SRC, FALSE); + exaPrepareAccessGC (pGC); + pGC->ops->PushPixels (pGC, pBitmap, pDrawable, w, h, x, y); + exaFinishAccessGC (pGC); + exaFinishAccess (&pBitmap->drawable, EXA_PREPARE_SRC); + exaFinishAccess (pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK_GC(pGC); +} + +void +ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) +{ + DrawablePtr pDrawable = &pWin->drawable; + ScreenPtr pScreen = pDrawable->pScreen; + EXA_PRE_FALLBACK(pScreen); + EXA_FALLBACK(("from %p\n", pWin)); + + /* Only need the source bits, the destination region will be overwritten */ + if (pExaScr->prepare_access_reg) { + PixmapPtr pPixmap = pScreen->GetWindowPixmap(pWin); + int xoff, yoff; + + exaGetDrawableDeltas(&pWin->drawable, pPixmap, &xoff, &yoff); + REGION_TRANSLATE(pScreen, prgnSrc, xoff, yoff); + pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, prgnSrc); + REGION_TRANSLATE(pScreen, prgnSrc, -xoff, -yoff); + } else + exaPrepareAccess(pDrawable, EXA_PREPARE_SRC); + + swap(pExaScr, pScreen, CopyWindow); + pScreen->CopyWindow (pWin, ptOldOrg, prgnSrc); + swap(pExaScr, pScreen, CopyWindow); + exaFinishAccess (pDrawable, EXA_PREPARE_SRC); + EXA_POST_FALLBACK(pScreen); +} + +void +ExaCheckGetImage(DrawablePtr pDrawable, int x, int y, int w, int h, + unsigned int format, unsigned long planeMask, char *d) +{ + ScreenPtr pScreen = pDrawable->pScreen; + EXA_PRE_FALLBACK(pScreen); + EXA_FALLBACK(("from %p (%c)\n", pDrawable, + exaDrawableLocation(pDrawable))); + + ExaFallbackPrepareReg(pDrawable, NULL, x, y, w, h, + EXA_PREPARE_SRC, FALSE); + swap(pExaScr, pScreen, GetImage); + pScreen->GetImage (pDrawable, x, y, w, h, format, planeMask, d); + swap(pExaScr, pScreen, GetImage); + exaFinishAccess (pDrawable, EXA_PREPARE_SRC); + EXA_POST_FALLBACK(pScreen); +} + +void +ExaCheckGetSpans (DrawablePtr pDrawable, + int wMax, + DDXPointPtr ppt, + int *pwidth, + int nspans, + char *pdstStart) +{ + ScreenPtr pScreen = pDrawable->pScreen; + + EXA_PRE_FALLBACK(pScreen); + EXA_FALLBACK(("from %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); + exaPrepareAccess (pDrawable, EXA_PREPARE_SRC); + swap(pExaScr, pScreen, GetSpans); + pScreen->GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pdstStart); + swap(pExaScr, pScreen, GetSpans); + exaFinishAccess (pDrawable, EXA_PREPARE_SRC); + EXA_POST_FALLBACK(pScreen); +} + +static void +ExaSrcValidate(DrawablePtr pDrawable, + int x, + int y, + int width, + int height) +{ + ScreenPtr pScreen = pDrawable->pScreen; + ExaScreenPriv(pScreen); + PixmapPtr pPix = exaGetDrawablePixmap (pDrawable); + BoxRec box; + RegionRec reg; + RegionPtr dst; + int xoff, yoff; + + exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff); + + box.x1 = x + xoff; + box.y1 = y + yoff; + box.x2 = box.x1 + width; + box.y2 = box.y1 + height; + + dst = (pExaScr->srcPix == pPix) ? &pExaScr->srcReg : + &pExaScr->maskReg; + + REGION_INIT(pScreen, ®, &box, 1); + REGION_UNION(pScreen, dst, dst, ®); + REGION_UNINIT(pScreen, ®); + + if (pExaScr->SavedSourceValidate) { + swap(pExaScr, pScreen, SourceValidate); + pScreen->SourceValidate(pDrawable, x, y, width, height); + swap(pExaScr, pScreen, SourceValidate); + } +} + +static Bool +ExaPrepareCompositeReg(ScreenPtr pScreen, + CARD8 op, + PicturePtr pSrc, + PicturePtr pMask, + PicturePtr pDst, + INT16 xSrc, + INT16 ySrc, + INT16 xMask, + INT16 yMask, + INT16 xDst, + INT16 yDst, + CARD16 width, + CARD16 height) +{ + RegionRec region; + RegionPtr dstReg = NULL; + RegionPtr srcReg = NULL; + RegionPtr maskReg = NULL; + PixmapPtr pSrcPix = NULL; + PixmapPtr pMaskPix = NULL; + PixmapPtr pDstPix; + ExaScreenPriv(pScreen); + Bool ret; + + + REGION_NULL(pScreen, ®ion); + + if (pSrc->pDrawable) { + pSrcPix = exaGetDrawablePixmap(pSrc->pDrawable); + REGION_NULL(pScreen, &pExaScr->srcReg); + srcReg = &pExaScr->srcReg; + pExaScr->srcPix = pSrcPix; + if (pSrc != pDst) + REGION_TRANSLATE(pScreen, pSrc->pCompositeClip, + -pSrc->pDrawable->x, + -pSrc->pDrawable->y); + } + + if (pMask && pMask->pDrawable) { + pMaskPix = exaGetDrawablePixmap(pMask->pDrawable); + REGION_NULL(pScreen, &pExaScr->maskReg); + maskReg = &pExaScr->maskReg; + if (pMask != pDst && pMask != pSrc) + REGION_TRANSLATE(pScreen, pMask->pCompositeClip, + -pMask->pDrawable->x, + -pMask->pDrawable->y); + } + + REGION_TRANSLATE(pScreen, pDst->pCompositeClip, + -pDst->pDrawable->x, + -pDst->pDrawable->y); + + pExaScr->SavedSourceValidate = ExaSrcValidate; + swap(pExaScr, pScreen, SourceValidate); + ret = miComputeCompositeRegion (®ion, pSrc, pMask, pDst, + xSrc, ySrc, xMask, yMask, + xDst, + yDst, + width, height); + swap(pExaScr, pScreen, SourceValidate); + + REGION_TRANSLATE(pScreen, pDst->pCompositeClip, + pDst->pDrawable->x, + pDst->pDrawable->y); + if (pSrc->pDrawable && pSrc != pDst) + REGION_TRANSLATE(pScreen, pSrc->pCompositeClip, + pSrc->pDrawable->x, + pSrc->pDrawable->y); + if (pMask && pMask->pDrawable && pMask != pDst && pMask != pSrc) + REGION_TRANSLATE(pScreen, pMask->pCompositeClip, + pMask->pDrawable->x, + pMask->pDrawable->y); + + if (!ret) { + if (srcReg) + REGION_UNINIT(pScreen, srcReg); + if (maskReg) + REGION_UNINIT(pScreen, maskReg); + + return FALSE; + } + + /** + * Don't limit alphamaps readbacks for now until we've figured out how that + * should be done. + */ + + if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) + pExaScr->prepare_access_reg(exaGetDrawablePixmap(pSrc->alphaMap->pDrawable), + EXA_PREPARE_AUX_SRC, + NULL); + if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) + pExaScr->prepare_access_reg(exaGetDrawablePixmap(pMask->alphaMap->pDrawable), + EXA_PREPARE_AUX_MASK, + NULL); + + if (pSrcPix) + pExaScr->prepare_access_reg(pSrcPix, + EXA_PREPARE_SRC, + srcReg); + + if (pMaskPix) + pExaScr->prepare_access_reg(pMaskPix, + EXA_PREPARE_MASK, + maskReg); + + if (srcReg) + REGION_UNINIT(pScreen, srcReg); + if (maskReg) + REGION_UNINIT(pScreen, maskReg); + + pDstPix = exaGetDrawablePixmap(pDst->pDrawable); + if (!exaOpReadsDestination(op)) { + int xoff; + int yoff; + + exaGetDrawableDeltas (pDst->pDrawable, pDstPix, &xoff, &yoff); + REGION_TRANSLATE(pScreen, ®ion, pDst->pDrawable->x + xoff, + pDst->pDrawable->y + yoff); + dstReg = ®ion; + } + + if (pDst->alphaMap && pDst->alphaMap->pDrawable) + pExaScr->prepare_access_reg(exaGetDrawablePixmap(pDst->alphaMap->pDrawable), + EXA_PREPARE_AUX_DEST, + dstReg); + pExaScr->prepare_access_reg(pDstPix, EXA_PREPARE_DEST, dstReg); + + REGION_UNINIT(pScreen, ®ion); + return TRUE; +} + +void +ExaCheckComposite (CARD8 op, + PicturePtr pSrc, + PicturePtr pMask, + PicturePtr pDst, + INT16 xSrc, + INT16 ySrc, + INT16 xMask, + INT16 yMask, + INT16 xDst, + INT16 yDst, + CARD16 width, + CARD16 height) +{ + ScreenPtr pScreen = pDst->pDrawable->pScreen; + PictureScreenPtr ps = GetPictureScreen(pScreen); + EXA_PRE_FALLBACK(pScreen); + + if (pExaScr->prepare_access_reg) { + if (!ExaPrepareCompositeReg(pScreen, op, pSrc, pMask, pDst, xSrc, + ySrc, xMask, yMask, xDst, yDst, width, + height)) + goto out_no_clip; + } else { + + /* We need to prepare access to any separate alpha maps first, + * in case the driver doesn't support EXA_PREPARE_AUX*, + * in which case EXA_PREPARE_SRC may be used for moving them out. + */ + + if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) + exaPrepareAccess(pSrc->alphaMap->pDrawable, EXA_PREPARE_AUX_SRC); + if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) + exaPrepareAccess(pMask->alphaMap->pDrawable, EXA_PREPARE_AUX_MASK); + if (pDst->alphaMap && pDst->alphaMap->pDrawable) + exaPrepareAccess(pDst->alphaMap->pDrawable, EXA_PREPARE_AUX_DEST); + + exaPrepareAccess (pDst->pDrawable, EXA_PREPARE_DEST); + + EXA_FALLBACK(("from picts %p/%p to pict %p\n", + pSrc, pMask, pDst)); + + if (pSrc->pDrawable != NULL) + exaPrepareAccess (pSrc->pDrawable, EXA_PREPARE_SRC); + if (pMask && pMask->pDrawable != NULL) + exaPrepareAccess (pMask->pDrawable, EXA_PREPARE_MASK); + } + + swap(pExaScr, ps, Composite); + ps->Composite (op, + pSrc, + pMask, + pDst, + xSrc, + ySrc, + xMask, + yMask, + xDst, + yDst, + width, + height); + swap(pExaScr, ps, Composite); + if (pMask && pMask->pDrawable != NULL) + exaFinishAccess (pMask->pDrawable, EXA_PREPARE_MASK); + if (pSrc->pDrawable != NULL) + exaFinishAccess (pSrc->pDrawable, EXA_PREPARE_SRC); + exaFinishAccess (pDst->pDrawable, EXA_PREPARE_DEST); + if (pDst->alphaMap && pDst->alphaMap->pDrawable) + exaFinishAccess(pDst->alphaMap->pDrawable, EXA_PREPARE_AUX_DEST); + if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) + exaFinishAccess(pSrc->alphaMap->pDrawable, EXA_PREPARE_AUX_SRC); + if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) + exaFinishAccess(pMask->alphaMap->pDrawable, EXA_PREPARE_AUX_MASK); + +out_no_clip: + EXA_POST_FALLBACK(pScreen); +} + +/** + * Avoid migration ping-pong when using a mask. + */ +void +ExaCheckGlyphs (CARD8 op, + PicturePtr pSrc, + PicturePtr pDst, + PictFormatPtr maskFormat, + INT16 xSrc, + INT16 ySrc, + int nlist, + GlyphListPtr list, + GlyphPtr *glyphs) +{ + ScreenPtr pScreen = pDst->pDrawable->pScreen; + EXA_PRE_FALLBACK(pScreen); + + miGlyphs(op, pSrc, pDst, maskFormat, xSrc, ySrc, nlist, list, glyphs); + + EXA_POST_FALLBACK(pScreen); +} + +void +ExaCheckAddTraps (PicturePtr pPicture, + INT16 x_off, + INT16 y_off, + int ntrap, + xTrap *traps) +{ + ScreenPtr pScreen = pPicture->pDrawable->pScreen; + PictureScreenPtr ps = GetPictureScreen(pScreen); + EXA_PRE_FALLBACK(pScreen); + + EXA_FALLBACK(("to pict %p (%c)\n", + exaDrawableLocation(pPicture->pDrawable))); + exaPrepareAccess(pPicture->pDrawable, EXA_PREPARE_DEST); + swap(pExaScr, ps, AddTraps); + ps->AddTraps (pPicture, x_off, y_off, ntrap, traps); + swap(pExaScr, ps, AddTraps); + exaFinishAccess(pPicture->pDrawable, EXA_PREPARE_DEST); + EXA_POST_FALLBACK(pScreen); +} + +/** + * Gets the 0,0 pixel of a pixmap. Used for doing solid fills of tiled pixmaps + * that happen to be 1x1. Pixmap must be at least 8bpp. + */ +CARD32 +exaGetPixmapFirstPixel (PixmapPtr pPixmap) +{ + switch (pPixmap->drawable.bitsPerPixel) { + case 32: + { + CARD32 pixel; + + pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, + ZPixmap, ~0, (char*)&pixel); + return pixel; + } + case 16: + { + CARD16 pixel; + + pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, + ZPixmap, ~0, (char*)&pixel); + return pixel; + } + case 8: + { + CARD8 pixel; + + pPixmap->drawable.pScreen->GetImage(&pPixmap->drawable, 0, 0, 1, 1, + ZPixmap, ~0, (char*)&pixel); + return pixel; + } + default: + FatalError("%s called for invalid bpp %d\n", __func__, + pPixmap->drawable.bitsPerPixel); + } +} -- cgit v1.2.3