365 lines
11 KiB
C
365 lines
11 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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/*
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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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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbFillSpans (pDrawable, pGC, nspans, ppt, pwidth, fSorted);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbSetSpans (pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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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EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pSrc, (long)pDst));
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exaPrepareAccess (pDst, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
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ret = fbCopyArea (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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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_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pSrc, (long)pDst));
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exaPrepareAccess (pDst, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
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ret = fbCopyPlane (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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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyPoint (pDrawable, pGC, mode, npt, pptInit);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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if (pGC->lineWidth == 0) {
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyLine (pDrawable, pGC, mode, npt, ppt);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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return;
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}
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fbPolyLine (pDrawable, pGC, mode, npt, ppt);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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if (pGC->lineWidth == 0) {
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolySegment (pDrawable, pGC, nsegInit, pSegInit);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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return;
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}
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fbPolySegment (pDrawable, pGC, nsegInit, pSegInit);
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}
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void
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ExaCheckPolyRectangle (DrawablePtr pDrawable, GCPtr pGC,
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int nrects, xRectangle *prect)
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{
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EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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if (pGC->lineWidth == 0) {
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyRectangle (pDrawable, pGC, nrects, prect);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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return;
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}
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fbPolyRectangle (pDrawable, pGC, nrects, prect);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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if (pGC->lineWidth == 0)
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{
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyArc (pDrawable, pGC, narcs, pArcs);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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return;
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}
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miPolyArc (pDrawable, pGC, narcs, pArcs);
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}
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#if 0
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void
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ExaCheckFillPolygon (DrawablePtr pDrawable, GCPtr pGC,
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int shape, int mode, int count, DDXPointPtr pPts)
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{
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EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbFillPolygon (pDrawable, pGC, mode, count, pPts);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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}
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#endif
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyFillRect (pDrawable, pGC, nrect, prect);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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}
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void
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ExaCheckPolyFillArc (DrawablePtr pDrawable, GCPtr pGC,
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int narcs, xArc *pArcs)
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{
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EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyFillArc (pDrawable, pGC, narcs, pArcs);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbImageGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("to 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPolyGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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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_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pBitmap, (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
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fbPushPixels (pGC, pBitmap, pDrawable, w, h, x, y);
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exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
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}
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void
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ExaCheckGetImage (DrawablePtr pDrawable,
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int x, int y, int w, int h,
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unsigned int format, unsigned long planeMask,
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char *d)
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{
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EXA_FALLBACK(("from 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_SRC);
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fbGetImage (pDrawable, x, y, w, h, format, planeMask, d);
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exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
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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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EXA_FALLBACK(("from 0x%lx\n", (long)pDrawable));
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exaPrepareAccess (pDrawable, EXA_PREPARE_SRC);
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fbGetSpans (pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
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exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
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}
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void
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ExaCheckSaveAreas (PixmapPtr pPixmap,
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RegionPtr prgnSave,
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int xorg,
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int yorg,
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WindowPtr pWin)
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{
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EXA_FALLBACK(("from 0x%lx\n", (long)&pPixmap->drawable));
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exaPrepareAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
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fbSaveAreas (pPixmap, prgnSave, xorg, yorg, pWin);
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exaFinishAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
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}
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void
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ExaCheckRestoreAreas (PixmapPtr pPixmap,
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RegionPtr prgnSave,
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int xorg,
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int yorg,
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WindowPtr pWin)
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{
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EXA_FALLBACK(("to 0x%lx\n", (long)&pPixmap->drawable));
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exaPrepareAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
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fbRestoreAreas (pPixmap, prgnSave, xorg, yorg, pWin);
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exaFinishAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
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}
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/* XXX: Note the lack of a prepare on the tile, if the window has a tiled
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* background. This function happens to only be called if pExaScr->swappedOut,
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* so we actually end up not having to do it since the tile won't be in fb.
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* That doesn't make this not dirty, though.
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*/
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void
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ExaCheckPaintWindow (WindowPtr pWin, RegionPtr pRegion, int what)
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{
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EXA_FALLBACK(("from 0x%lx\n", (long)pWin));
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exaPrepareAccess (&pWin->drawable, EXA_PREPARE_DEST);
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fbPaintWindow (pWin, pRegion, what);
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exaFinishAccess (&pWin->drawable, EXA_PREPARE_DEST);
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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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EXA_FALLBACK(("from picts 0x%lx/0x%lx to pict 0x%lx\n",
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(long)pSrc, (long)pMask, (long)pDst));
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exaPrepareAccess (pDst->pDrawable, EXA_PREPARE_DEST);
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exaPrepareAccess (pSrc->pDrawable, EXA_PREPARE_SRC);
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if (pMask)
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exaPrepareAccess (pMask->pDrawable, EXA_PREPARE_MASK);
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fbComposite (op,
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pSrc,
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pMask,
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pDst,
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xSrc,
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ySrc,
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xMask,
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yMask,
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xDst,
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yDst,
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width,
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height);
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if (pMask)
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exaFinishAccess (pMask->pDrawable, EXA_PREPARE_MASK);
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exaFinishAccess (pSrc->pDrawable, EXA_PREPARE_SRC);
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exaFinishAccess (pDst->pDrawable, EXA_PREPARE_DEST);
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}
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/**
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* Gets the 0,0 pixel of a pixmap. Used for doing solid fills of tiled pixmaps
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* that happen to be 1x1. Pixmap must be at least 8bpp.
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*/
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CARD32
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exaGetPixmapFirstPixel (PixmapPtr pPixmap)
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{
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CARD32 pixel;
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ExaMigrationRec pixmaps[1];
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pixmaps[0].as_dst = FALSE;
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pixmaps[0].as_src = TRUE;
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pixmaps[0].pPix = pPixmap;
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exaDoMigration (pixmaps, 1, TRUE);
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exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_SRC);
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switch (pPixmap->drawable.bitsPerPixel) {
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case 32:
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pixel = *(CARD32 *)(pPixmap->devPrivate.ptr);
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break;
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case 16:
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pixel = *(CARD16 *)(pPixmap->devPrivate.ptr);
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break;
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default:
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pixel = *(CARD8 *)(pPixmap->devPrivate.ptr);
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break;
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}
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exaFinishAccess(&pPixmap->drawable, EXA_PREPARE_SRC);
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return pixel;
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}
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