The only remaining X-functions used in server are XNF*, the rest is converted to plain alloc/calloc/realloc/free/strdup. X* functions are still exported from server and x* macros are still defined in header file, so both ABI and API are not affected by this change. Signed-off-by: Mikhail Gusarov <dottedmag@dottedmag.net> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
548 lines
12 KiB
C
548 lines
12 KiB
C
/*
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Copyright (c) 2009 Apple Computer, Inc.
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All Rights Reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sub license, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice (including the
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next paragraph) shall be included in all copies or substantial portions
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of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stddef.h>
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#include "mi.h"
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#include "scrnintstr.h"
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#include "gcstruct.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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#include "dixfontstr.h"
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#include "mivalidate.h"
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#include "driWrap.h"
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#include "dri.h"
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#include <OpenGL/OpenGL.h>
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typedef struct {
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GCOps *originalOps;
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GCOps *driOps;
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} DRIGCRec;
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typedef struct {
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GCOps *originalOps;
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CreateGCProcPtr CreateGC;
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} DRIWrapScreenRec;
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typedef struct {
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Bool didSave;
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int devKind;
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DevUnion devPrivate;
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} DRISavedDrawableState;
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static int driGCKeyIndex;
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static DevPrivateKey driGCKey = &driGCKeyIndex;
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static int driWrapScreenKeyIndex;
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static DevPrivateKey driWrapScreenKey = &driWrapScreenKeyIndex;
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static GCOps driGCOps;
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#define wrap(priv, real, member, func) { \
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priv->member = real->member; \
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real->member = func; \
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}
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#define unwrap(priv, real, member) { \
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real->member = priv->member; \
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}
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static DRIGCRec *
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DRIGetGCPriv(GCPtr pGC) {
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return dixLookupPrivate(&pGC->devPrivates, driGCKey);
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}
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static void
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DRIUnwrapGC(GCPtr pGC) {
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DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);
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pGC->ops = pGCPriv->originalOps;
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}
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static void
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DRIWrapGC(GCPtr pGC) {
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DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);
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pGC->ops = pGCPriv->driOps;
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}
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static void
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DRISurfaceSetDrawable(DrawablePtr pDraw,
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DRISavedDrawableState *saved) {
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saved->didSave = FALSE;
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if(pDraw->type == DRAWABLE_PIXMAP) {
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int pitch, width, height, bpp;
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void *buffer;
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if(DRIGetPixmapData(pDraw, &width, &height, &pitch, &bpp, &buffer)) {
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PixmapPtr pPix = (PixmapPtr)pDraw;
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saved->devKind = pPix->devKind;
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saved->devPrivate.ptr = pPix->devPrivate.ptr;
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saved->didSave = TRUE;
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pPix->devKind = pitch;
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pPix->devPrivate.ptr = buffer;
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}
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}
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}
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static void
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DRISurfaceRestoreDrawable(DrawablePtr pDraw,
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DRISavedDrawableState *saved) {
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PixmapPtr pPix = (PixmapPtr)pDraw;
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if(!saved->didSave)
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return;
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pPix->devKind = saved->devKind;
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pPix->devPrivate.ptr = saved->devPrivate.ptr;
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}
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static void
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DRIFillSpans(DrawablePtr dst, GCPtr pGC, int nInit,
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DDXPointPtr pptInit, int *pwidthInit,
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int sorted) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->FillSpans(dst, pGC, nInit, pptInit, pwidthInit, sorted);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRISetSpans(DrawablePtr dst, GCPtr pGC, char *pSrc,
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DDXPointPtr pptInit, int *pwidthInit,
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int nspans, int sorted) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->SetSpans(dst, pGC, pSrc, pptInit, pwidthInit, nspans, sorted);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPutImage(DrawablePtr dst, GCPtr pGC,
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int depth, int x, int y, int w, int h,
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int leftPad, int format, char *pBits) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PutImage(dst, pGC, depth, x, y, w, h, leftPad, format, pBits);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static RegionPtr
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DRICopyArea(DrawablePtr pSrc, DrawablePtr dst, GCPtr pGC,
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int srcx, int srcy, int w, int h,
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int dstx, int dsty) {
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RegionPtr pReg;
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DRISavedDrawableState pSrcSaved, dstSaved;
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DRISurfaceSetDrawable(pSrc, &pSrcSaved);
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DRISurfaceSetDrawable(dst, &dstSaved);
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DRIUnwrapGC(pGC);
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pReg = pGC->ops->CopyArea(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
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DRISurfaceRestoreDrawable(dst, &dstSaved);
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return pReg;
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}
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static RegionPtr
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DRICopyPlane(DrawablePtr pSrc, DrawablePtr dst,
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GCPtr pGC, int srcx, int srcy,
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int w, int h, int dstx, int dsty,
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unsigned long plane) {
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RegionPtr pReg;
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DRISavedDrawableState pSrcSaved, dstSaved;
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DRISurfaceSetDrawable(pSrc, &pSrcSaved);
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DRISurfaceSetDrawable(dst, &dstSaved);
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DRIUnwrapGC(pGC);
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pReg = pGC->ops->CopyPlane(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty,
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plane);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
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DRISurfaceRestoreDrawable(dst, &dstSaved);
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return pReg;
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}
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static void
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DRIPolyPoint(DrawablePtr dst, GCPtr pGC,
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int mode, int npt, DDXPointPtr pptInit) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyPoint(dst, pGC, mode, npt, pptInit);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolylines(DrawablePtr dst, GCPtr pGC,
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int mode, int npt, DDXPointPtr pptInit) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->Polylines(dst, pGC, mode, npt, pptInit);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolySegment(DrawablePtr dst, GCPtr pGC,
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int nseg, xSegment *pSeg) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolySegment(dst, pGC, nseg, pSeg);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolyRectangle(DrawablePtr dst, GCPtr pGC,
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int nRects, xRectangle *pRects) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyRectangle(dst, pGC, nRects, pRects);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolyArc(DrawablePtr dst, GCPtr pGC, int narcs, xArc *parcs) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyArc(dst, pGC, narcs, parcs);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIFillPolygon(DrawablePtr dst, GCPtr pGC,
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int shape, int mode, int count,
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DDXPointPtr pptInit) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->FillPolygon(dst, pGC, shape, mode, count, pptInit);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolyFillRect(DrawablePtr dst, GCPtr pGC,
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int nRectsInit, xRectangle *pRectsInit) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyFillRect(dst, pGC, nRectsInit, pRectsInit);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPolyFillArc(DrawablePtr dst, GCPtr pGC,
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int narcsInit, xArc *parcsInit) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyFillArc(dst, pGC, narcsInit, parcsInit);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static int
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DRIPolyText8(DrawablePtr dst, GCPtr pGC,
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int x, int y, int count, char *chars) {
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int ret;
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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ret = pGC->ops->PolyText8(dst, pGC, x, y, count, chars);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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return ret;
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}
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static int
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DRIPolyText16(DrawablePtr dst, GCPtr pGC,
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int x, int y, int count, unsigned short *chars) {
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int ret;
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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ret = pGC->ops->PolyText16(dst, pGC, x, y, count, chars);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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return ret;
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}
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static void
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DRIImageText8(DrawablePtr dst, GCPtr pGC,
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int x, int y, int count, char *chars) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->ImageText8(dst, pGC, x, y, count, chars);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIImageText16(DrawablePtr dst, GCPtr pGC,
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int x, int y, int count, unsigned short *chars) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->ImageText16(dst, pGC, x, y, count, chars);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIImageGlyphBlt(DrawablePtr dst, GCPtr pGC,
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int x, int y, unsigned int nglyphInit,
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CharInfoPtr *ppciInit, pointer unused) {
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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->ImageGlyphBlt(dst, pGC, x, y, nglyphInit, ppciInit, unused);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void DRIPolyGlyphBlt(DrawablePtr dst, 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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DRISavedDrawableState saved;
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DRISurfaceSetDrawable(dst, &saved);
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DRIUnwrapGC(pGC);
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pGC->ops->PolyGlyphBlt(dst, pGC, x, y, nglyph, ppci, pglyphBase);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(dst, &saved);
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}
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static void
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DRIPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr dst,
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int dx, int dy, int xOrg, int yOrg) {
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DRISavedDrawableState bitMapSaved, dstSaved;
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DRISurfaceSetDrawable(&pBitMap->drawable, &bitMapSaved);
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DRISurfaceSetDrawable(dst, &dstSaved);
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DRIUnwrapGC(pGC);
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pGC->ops->PushPixels(pGC, pBitMap, dst, dx, dy, xOrg, yOrg);
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DRIWrapGC(pGC);
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DRISurfaceRestoreDrawable(&pBitMap->drawable, &bitMapSaved);
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DRISurfaceRestoreDrawable(dst, &dstSaved);
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}
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static GCOps driGCOps = {
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DRIFillSpans,
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DRISetSpans,
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DRIPutImage,
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DRICopyArea,
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DRICopyPlane,
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DRIPolyPoint,
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DRIPolylines,
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DRIPolySegment,
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DRIPolyRectangle,
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DRIPolyArc,
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DRIFillPolygon,
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DRIPolyFillRect,
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DRIPolyFillArc,
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DRIPolyText8,
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DRIPolyText16,
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DRIImageText8,
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DRIImageText16,
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DRIImageGlyphBlt,
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DRIPolyGlyphBlt,
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DRIPushPixels
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};
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static Bool
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DRICreateGC(GCPtr pGC) {
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ScreenPtr pScreen = pGC->pScreen;
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DRIWrapScreenRec *pScreenPriv;
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DRIGCRec *pGCPriv;
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Bool ret;
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pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, driWrapScreenKey);
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pGCPriv = DRIGetGCPriv(pGC);
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unwrap(pScreenPriv, pScreen, CreateGC);
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ret = pScreen->CreateGC(pGC);
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if(ret) {
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pGCPriv->originalOps = pGC->ops;
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pGC->ops = &driGCOps;
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pGCPriv->driOps = &driGCOps;
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}
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wrap(pScreenPriv, pScreen, CreateGC, DRICreateGC);
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return ret;
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}
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/* Return false if an error occurred. */
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Bool
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DRIWrapInit(ScreenPtr pScreen) {
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DRIWrapScreenRec *pScreenPriv;
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if(!dixRequestPrivate(driGCKey, sizeof(DRIGCRec)))
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return FALSE;
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if(!dixRequestPrivate(driWrapScreenKey, sizeof(DRIWrapScreenRec)))
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return FALSE;
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pScreenPriv = malloc(sizeof(*pScreenPriv));
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if(NULL == pScreenPriv)
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return FALSE;
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pScreenPriv->CreateGC = pScreen->CreateGC;
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pScreen->CreateGC = DRICreateGC;
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dixSetPrivate(&pScreen->devPrivates, driWrapScreenKey, pScreenPriv);
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return TRUE;
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}
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