542 lines
17 KiB
C
542 lines
17 KiB
C
/*
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*
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* Copyright © 1999 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "exa_priv.h"
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#ifdef RENDER
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#include "mipict.h"
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#endif
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/*
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* These functions wrap the low-level fb rendering functions and
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* synchronize framebuffer/accelerated drawing by stalling until
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* the accelerator is idle
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*/
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/**
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* Calls exaPrepareAccess with EXA_PREPARE_SRC for the tile, if that is the
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* current fill style.
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*
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* Solid doesn't use an extra pixmap source, and Stippled/OpaqueStippled are
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* 1bpp and never in fb, so we don't worry about them.
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* We should worry about them for completeness sake and going forward.
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*/
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void
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exaPrepareAccessGC(GCPtr pGC)
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{
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if (pGC->stipple)
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exaPrepareAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK);
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if (pGC->fillStyle == FillTiled)
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exaPrepareAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC);
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}
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/**
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* Finishes access to the tile in the GC, if used.
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*/
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void
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exaFinishAccessGC(GCPtr pGC)
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{
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if (pGC->fillStyle == FillTiled)
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exaFinishAccess(&pGC->tile.pixmap->drawable, EXA_PREPARE_SRC);
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if (pGC->stipple)
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exaFinishAccess(&pGC->stipple->drawable, EXA_PREPARE_MASK);
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}
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#if DEBUG_TRACE_FALL
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char
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exaDrawableLocation(DrawablePtr pDrawable)
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{
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return exaDrawableIsOffscreen(pDrawable) ? 's' : 'm';
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}
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#endif /* DEBUG_TRACE_FALL */
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void
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ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
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DDXPointPtr ppt, int *pwidth, int fSorted)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->FillSpans (pDrawable, pGC, nspans, ppt, pwidth, fSorted);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
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DDXPointPtr ppt, int *pwidth, int nspans, int fSorted)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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pGC->ops->SetSpans (pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
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int x, int y, int w, int h, int leftPad, int format,
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char *bits)
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{
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PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable);
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ExaPixmapPriv(pPixmap);
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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if (!pExaScr->prepare_access_reg || !pExaPixmap->pDamage ||
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exaGCReadsDestination(pDrawable, pGC->planemask, pGC->fillStyle,
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pGC->alu, pGC->clientClipType))
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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else
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pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST,
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DamagePendingRegion(pExaPixmap->pDamage));
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pGC->ops->PutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckCopyNtoN (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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BoxPtr pbox, int nbox, int dx, int dy, Bool reverse,
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Bool upsidedown, Pixel bitplane, void *closure)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst,
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exaDrawableLocation(pSrc), exaDrawableLocation(pDst)));
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exaPrepareAccess (pDst, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
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/* This will eventually call fbCopyNtoN, with some calculation overhead. */
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while (nbox--) {
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pGC->ops->CopyArea (pSrc, pDst, pGC, pbox->x1 - pSrc->x + dx, pbox->y1 - pSrc->y + dy,
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pbox->x2 - pbox->x1, pbox->y2 - pbox->y1, pbox->x1 - pDst->x, pbox->y1 - pDst->y);
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pbox++;
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}
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exaFinishAccess (pSrc, EXA_PREPARE_SRC);
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exaFinishAccess (pDst, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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RegionPtr
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ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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int srcx, int srcy, int w, int h, int dstx, int dsty)
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{
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RegionPtr ret;
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst,
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exaDrawableLocation(pSrc), exaDrawableLocation(pDst)));
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exaPrepareAccess (pDst, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
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ret = pGC->ops->CopyArea (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty);
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exaFinishAccess (pSrc, EXA_PREPARE_SRC);
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exaFinishAccess (pDst, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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return ret;
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}
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RegionPtr
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ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
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int srcx, int srcy, int w, int h, int dstx, int dsty,
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unsigned long bitPlane)
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{
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RegionPtr ret;
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst,
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exaDrawableLocation(pSrc), exaDrawableLocation(pDst)));
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exaPrepareAccess (pDst, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
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ret = pGC->ops->CopyPlane (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty,
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bitPlane);
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exaFinishAccess (pSrc, EXA_PREPARE_SRC);
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exaFinishAccess (pDst, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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return ret;
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}
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void
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ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
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DDXPointPtr pptInit)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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pGC->ops->PolyPoint (pDrawable, pGC, mode, npt, pptInit);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
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int mode, int npt, DDXPointPtr ppt)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c), width %d, mode %d, count %d\n",
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pDrawable, exaDrawableLocation(pDrawable),
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pGC->lineWidth, mode, npt));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->Polylines (pDrawable, pGC, mode, npt, ppt);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
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int nsegInit, xSegment *pSegInit)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c) width %d, count %d\n", pDrawable,
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exaDrawableLocation(pDrawable), pGC->lineWidth, nsegInit));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->PolySegment (pDrawable, pGC, nsegInit, pSegInit);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
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int narcs, xArc *pArcs)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->PolyArc (pDrawable, pGC, narcs, pArcs);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
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int nrect, xRectangle *prect)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->PolyFillRect (pDrawable, pGC, nrect, prect);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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int x, int y, unsigned int nglyph,
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CharInfoPtr *ppci, pointer pglyphBase)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c)\n", pDrawable,
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exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->ImageGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
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int x, int y, unsigned int nglyph,
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CharInfoPtr *ppci, pointer pglyphBase)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("to %p (%c), style %d alu %d\n", pDrawable,
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exaDrawableLocation(pDrawable), pGC->fillStyle, pGC->alu));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccessGC (pGC);
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pGC->ops->PolyGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
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exaFinishAccessGC (pGC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
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DrawablePtr pDrawable,
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int w, int h, int x, int y)
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{
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EXA_PRE_FALLBACK_GC(pGC);
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EXA_FALLBACK(("from %p to %p (%c,%c)\n", pBitmap, pDrawable,
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exaDrawableLocation(&pBitmap->drawable),
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exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccess (&pBitmap->drawable, EXA_PREPARE_SRC);
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exaPrepareAccessGC (pGC);
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pGC->ops->PushPixels (pGC, pBitmap, pDrawable, w, h, x, y);
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exaFinishAccessGC (pGC);
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exaFinishAccess (&pBitmap->drawable, EXA_PREPARE_SRC);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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EXA_POST_FALLBACK_GC(pGC);
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}
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void
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ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
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{
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DrawablePtr pDrawable = &pWin->drawable;
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ScreenPtr pScreen = pDrawable->pScreen;
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EXA_PRE_FALLBACK(pScreen);
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EXA_FALLBACK(("from %p\n", pWin));
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/* being both src and dest, src is safest. */
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exaPrepareAccess(pDrawable, EXA_PREPARE_SRC);
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swap(pExaScr, pScreen, CopyWindow);
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pScreen->CopyWindow (pWin, ptOldOrg, prgnSrc);
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swap(pExaScr, pScreen, CopyWindow);
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exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
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EXA_POST_FALLBACK(pScreen);
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}
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void
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ExaCheckGetImage(DrawablePtr pDrawable, int x, int y, int w, int h,
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unsigned int format, unsigned long planeMask, char *d)
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{
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ScreenPtr pScreen = pDrawable->pScreen;
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PixmapPtr pPix = exaGetDrawablePixmap (pDrawable);
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EXA_PRE_FALLBACK(pScreen);
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EXA_FALLBACK(("from %p (%c)\n", pDrawable,
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exaDrawableLocation(pDrawable)));
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if (pExaScr->prepare_access_reg) {
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int xoff, yoff;
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BoxRec Box;
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RegionRec Reg;
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exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff);
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Box.x1 = pDrawable->y + x + xoff;
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Box.y1 = pDrawable->y + y + yoff;
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Box.x2 = Box.x1 + w;
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Box.y2 = Box.y1 + h;
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REGION_INIT(pScreen, &Reg, &Box, 1);
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pExaScr->prepare_access_reg(pPix, EXA_PREPARE_SRC, &Reg);
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} else
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exaPrepareAccess(pDrawable, EXA_PREPARE_SRC);
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swap(pExaScr, pScreen, GetImage);
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pScreen->GetImage (pDrawable, x, y, w, h, format, planeMask, d);
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swap(pExaScr, pScreen, GetImage);
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exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
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EXA_POST_FALLBACK(pScreen);
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}
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void
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ExaCheckGetSpans (DrawablePtr pDrawable,
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int wMax,
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DDXPointPtr ppt,
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int *pwidth,
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int nspans,
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char *pdstStart)
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{
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ScreenPtr pScreen = pDrawable->pScreen;
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EXA_PRE_FALLBACK(pScreen);
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EXA_FALLBACK(("from %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable)));
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exaPrepareAccess (pDrawable, EXA_PREPARE_SRC);
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swap(pExaScr, pScreen, GetSpans);
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pScreen->GetSpans (pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
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swap(pExaScr, pScreen, GetSpans);
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exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
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EXA_POST_FALLBACK(pScreen);
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}
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void
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ExaCheckComposite (CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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ScreenPtr pScreen = pDst->pDrawable->pScreen;
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#ifdef RENDER
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PictureScreenPtr ps = GetPictureScreen(pScreen);
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#endif /* RENDER */
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RegionRec region;
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int xoff, yoff;
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EXA_PRE_FALLBACK(pScreen);
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REGION_NULL(pScreen, ®ion);
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/* We need to prepare access to any separate alpha maps first, in case the
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* driver doesn't support EXA_PREPARE_AUX*, in which case EXA_PREPARE_SRC
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* may be used for moving them out.
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*/
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if (pSrc->alphaMap && pSrc->alphaMap->pDrawable)
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exaPrepareAccess(pSrc->alphaMap->pDrawable, EXA_PREPARE_AUX_SRC);
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if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable)
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exaPrepareAccess(pMask->alphaMap->pDrawable, EXA_PREPARE_AUX_MASK);
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if (!exaOpReadsDestination(op) && pExaScr->prepare_access_reg) {
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PixmapPtr pDstPix;
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if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
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xSrc, ySrc, xMask, yMask, xDst, yDst,
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width, height))
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goto skip;
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pDstPix = exaGetDrawablePixmap(pDst->pDrawable);
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exaGetDrawableDeltas (pDst->pDrawable, pDstPix, &xoff, &yoff);
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REGION_TRANSLATE(pScreen, ®ion, xoff, yoff);
|
|
|
|
if (pDst->alphaMap && pDst->alphaMap->pDrawable)
|
|
pExaScr->prepare_access_reg(exaGetDrawablePixmap(pDst->alphaMap->pDrawable),
|
|
EXA_PREPARE_AUX_DEST, ®ion);
|
|
|
|
pExaScr->prepare_access_reg(pDstPix, EXA_PREPARE_DEST, ®ion);
|
|
} else {
|
|
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);
|
|
#ifdef RENDER
|
|
swap(pExaScr, ps, Composite);
|
|
ps->Composite (op,
|
|
pSrc,
|
|
pMask,
|
|
pDst,
|
|
xSrc,
|
|
ySrc,
|
|
xMask,
|
|
yMask,
|
|
xDst,
|
|
yDst,
|
|
width,
|
|
height);
|
|
swap(pExaScr, ps, Composite);
|
|
#endif /* RENDER */
|
|
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);
|
|
|
|
skip:
|
|
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);
|
|
|
|
REGION_UNINIT(pScreen, ®ion);
|
|
EXA_POST_FALLBACK(pScreen);
|
|
}
|
|
|
|
void
|
|
ExaCheckAddTraps (PicturePtr pPicture,
|
|
INT16 x_off,
|
|
INT16 y_off,
|
|
int ntrap,
|
|
xTrap *traps)
|
|
{
|
|
ScreenPtr pScreen = pPicture->pDrawable->pScreen;
|
|
#ifdef RENDER
|
|
PictureScreenPtr ps = GetPictureScreen(pScreen);
|
|
#endif /* RENDER */
|
|
EXA_PRE_FALLBACK(pScreen);
|
|
|
|
EXA_FALLBACK(("to pict %p (%c)\n",
|
|
exaDrawableLocation(pPicture->pDrawable)));
|
|
exaPrepareAccess(pPicture->pDrawable, EXA_PREPARE_DEST);
|
|
#ifdef RENDER
|
|
swap(pExaScr, ps, AddTraps);
|
|
ps->AddTraps (pPicture, x_off, y_off, ntrap, traps);
|
|
swap(pExaScr, ps, AddTraps);
|
|
#endif /* RENDER */
|
|
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:
|
|
case 4:
|
|
case 1:
|
|
{
|
|
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);
|
|
}
|
|
}
|