svn merge https://vcxsrv.svn.sourceforge.net/svnroot/vcxsrv/branches/released .

1 files changed, 547 insertions, 0 deletions

diff --git a/xorg-server/hw/xquartz/xpr/driWrap.c b/xorg-server/hw/xquartz/xpr/driWrap.c
new file mode 100644
index 000000000..8c57fd4bd
--- /dev/null
+++ b/xorg-server/hw/xquartz/xpr/driWrap.c
@@ -0,0 +1,547 @@
+/*
+Copyright (c) 2009 Apple Computer, Inc.
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stddef.h>
+#include "mi.h"
+#include "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "dixfontstr.h"
+#include "mivalidate.h"
+#include "driWrap.h"
+#include "dri.h"
+
+#include <OpenGL/OpenGL.h>
+
+typedef struct {
+    GCOps *originalOps;
+    GCOps *driOps;
+} DRIGCRec;
+
+typedef struct {
+    GCOps *originalOps;
+    CreateGCProcPtr CreateGC;
+} DRIWrapScreenRec;
+
+typedef struct {
+    Bool didSave;
+    int devKind;
+    DevUnion devPrivate;
+} DRISavedDrawableState;
+
+static int driGCKeyIndex;
+static DevPrivateKey driGCKey = &driGCKeyIndex;
+
+static int driWrapScreenKeyIndex;
+static DevPrivateKey driWrapScreenKey = &driWrapScreenKeyIndex;
+
+static GCOps driGCOps;
+
+#define wrap(priv, real, member, func) { \
+	priv->member = real->member; \
+	real->member = func; \
+    }
+
+#define unwrap(priv, real, member) { \
+	real->member = priv->member; \
+    }
+
+static DRIGCRec *
+DRIGetGCPriv(GCPtr pGC) {
+    return dixLookupPrivate(&pGC->devPrivates, driGCKey);
+}
+
+static void
+DRIUnwrapGC(GCPtr pGC) {
+    DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);
+
+    pGC->ops = pGCPriv->originalOps;
+}
+
+static void 
+DRIWrapGC(GCPtr pGC) {
+    DRIGCRec *pGCPriv = DRIGetGCPriv(pGC);
+    
+    pGC->ops = pGCPriv->driOps;
+}
+
+static void
+DRISurfaceSetDrawable(DrawablePtr pDraw, 
+				  DRISavedDrawableState *saved) {
+    saved->didSave = FALSE;
+    
+    if(pDraw->type == DRAWABLE_PIXMAP) {
+	int pitch, width, height, bpp;
+	void *buffer;
+
+	if(DRIGetPixmapData(pDraw, &width, &height, &pitch, &bpp, &buffer)) {
+	    PixmapPtr pPix = (PixmapPtr)pDraw;
+
+	    saved->devKind = pPix->devKind;
+	    saved->devPrivate.ptr = pPix->devPrivate.ptr;
+	    saved->didSave = TRUE;
+
+	    pPix->devKind = pitch;
+	    pPix->devPrivate.ptr = buffer;
+	}
+    }
+}
+
+static void
+DRISurfaceRestoreDrawable(DrawablePtr pDraw,
+				      DRISavedDrawableState *saved) {
+    PixmapPtr pPix = (PixmapPtr)pDraw;
+
+    if(!saved->didSave) 
+	return;
+
+    pPix->devKind = saved->devKind;
+    pPix->devPrivate.ptr = saved->devPrivate.ptr;
+}
+
+static void
+DRIFillSpans(DrawablePtr dst, GCPtr pGC, int nInit,
+			 DDXPointPtr pptInit, int *pwidthInit, 
+			 int sorted) {
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->FillSpans(dst, pGC, nInit, pptInit, pwidthInit, sorted);
+    
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRISetSpans(DrawablePtr dst, GCPtr pGC, char *pSrc,
+			DDXPointPtr pptInit, int *pwidthInit,
+			int nspans, int sorted) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+    
+    pGC->ops->SetSpans(dst, pGC, pSrc, pptInit, pwidthInit, nspans, sorted);
+
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPutImage(DrawablePtr dst, GCPtr pGC,
+			int depth, int x, int y, int w, int h,
+			int leftPad, int format, char *pBits) {
+    DRISavedDrawableState saved;
+
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PutImage(dst, pGC, depth, x, y, w, h, leftPad, format, pBits);
+   
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static RegionPtr
+DRICopyArea(DrawablePtr pSrc, DrawablePtr dst, GCPtr pGC,
+			     int srcx, int srcy, int w, int h,
+			     int dstx, int dsty) {
+    RegionPtr pReg;
+    DRISavedDrawableState pSrcSaved, dstSaved;
+    
+    DRISurfaceSetDrawable(pSrc, &pSrcSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+      
+    DRIUnwrapGC(pGC);
+
+    pReg = pGC->ops->CopyArea(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);     
+
+    return pReg;
+}
+
+static RegionPtr
+DRICopyPlane(DrawablePtr pSrc, DrawablePtr dst,
+			     GCPtr pGC, int srcx, int srcy,
+			     int w, int h, int dstx, int dsty,
+			     unsigned long plane) {
+    RegionPtr pReg;
+    DRISavedDrawableState pSrcSaved, dstSaved;
+
+    DRISurfaceSetDrawable(pSrc, &pSrcSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+
+
+    DRIUnwrapGC(pGC);
+    
+    pReg = pGC->ops->CopyPlane(pSrc, dst, pGC, srcx, srcy, w, h, dstx, dsty,
+			       plane);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(pSrc, &pSrcSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);
+
+    return pReg;
+}
+
+static void
+DRIPolyPoint(DrawablePtr dst, GCPtr pGC,
+			 int mode, int npt, DDXPointPtr pptInit) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+    
+    DRIUnwrapGC(pGC);
+    
+    pGC->ops->PolyPoint(dst, pGC, mode, npt, pptInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolylines(DrawablePtr dst, GCPtr pGC,
+			 int mode, int npt, DDXPointPtr pptInit) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+	
+    pGC->ops->Polylines(dst, pGC, mode, npt, pptInit);
+
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolySegment(DrawablePtr dst, GCPtr pGC,
+			   int nseg, xSegment *pSeg) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolySegment(dst, pGC, nseg, pSeg);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyRectangle(DrawablePtr dst, GCPtr pGC,
+                                  int nRects, xRectangle *pRects) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+    
+    DRIUnwrapGC(pGC);
+ 
+    pGC->ops->PolyRectangle(dst, pGC, nRects, pRects);
+   
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+static void
+DRIPolyArc(DrawablePtr dst, GCPtr pGC, int narcs, xArc *parcs) {
+    DRISavedDrawableState saved;
+      
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+    
+    pGC->ops->PolyArc(dst, pGC, narcs, parcs);
+
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIFillPolygon(DrawablePtr dst, GCPtr pGC,
+			   int shape, int mode, int count,
+			   DDXPointPtr pptInit) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+      
+    DRIUnwrapGC(pGC);
+    
+    pGC->ops->FillPolygon(dst, pGC, shape, mode, count, pptInit);
+
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyFillRect(DrawablePtr dst, GCPtr pGC,
+			    int nRectsInit, xRectangle *pRectsInit) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyFillRect(dst, pGC, nRectsInit, pRectsInit);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPolyFillArc(DrawablePtr dst, GCPtr pGC,
+			   int narcsInit, xArc *parcsInit) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyFillArc(dst, pGC, narcsInit, parcsInit);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static int
+DRIPolyText8(DrawablePtr dst, GCPtr pGC,
+			int x, int y, int count, char *chars) {
+    int ret;
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+    
+    ret = pGC->ops->PolyText8(dst, pGC, x, y, count, chars);
+    
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+
+    return ret;
+}
+
+static int
+DRIPolyText16(DrawablePtr dst, GCPtr pGC,
+			 int x, int y, int count, unsigned short *chars) {
+    int ret;
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+    
+    ret = pGC->ops->PolyText16(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+
+    return ret;
+}
+
+static void
+DRIImageText8(DrawablePtr dst, GCPtr pGC,
+			  int x, int y, int count, char *chars) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+    
+    pGC->ops->ImageText8(dst, pGC, x, y, count, chars);
+
+    DRIWrapGC(pGC);
+    
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIImageText16(DrawablePtr dst, GCPtr pGC,
+			   int x, int y, int count, unsigned short *chars) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->ImageText16(dst, pGC, x, y, count, chars);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIImageGlyphBlt(DrawablePtr dst, GCPtr pGC,
+			     int x, int y, unsigned int nglyphInit,
+			     CharInfoPtr *ppciInit, pointer unused) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->ImageGlyphBlt(dst, pGC, x, y, nglyphInit, ppciInit, unused);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void DRIPolyGlyphBlt(DrawablePtr dst, GCPtr pGC,
+			    int x, int y, unsigned int nglyph,
+			    CharInfoPtr *ppci, pointer pglyphBase) {
+    DRISavedDrawableState saved;
+    
+    DRISurfaceSetDrawable(dst, &saved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PolyGlyphBlt(dst, pGC, x, y, nglyph, ppci, pglyphBase);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(dst, &saved);
+}
+
+static void
+DRIPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr dst,
+			  int dx, int dy, int xOrg, int yOrg) {
+    DRISavedDrawableState bitMapSaved, dstSaved;
+        
+    DRISurfaceSetDrawable(&pBitMap->drawable, &bitMapSaved);
+    DRISurfaceSetDrawable(dst, &dstSaved);
+
+    DRIUnwrapGC(pGC);
+
+    pGC->ops->PushPixels(pGC, pBitMap, dst, dx, dy, xOrg, yOrg);
+    
+    DRIWrapGC(pGC);
+
+    DRISurfaceRestoreDrawable(&pBitMap->drawable, &bitMapSaved);
+    DRISurfaceRestoreDrawable(dst, &dstSaved);
+}
+
+
+static GCOps driGCOps = {
+    DRIFillSpans,
+    DRISetSpans,
+    DRIPutImage,
+    DRICopyArea,
+    DRICopyPlane,
+    DRIPolyPoint,
+    DRIPolylines,
+    DRIPolySegment,
+    DRIPolyRectangle,
+    DRIPolyArc,
+    DRIFillPolygon,
+    DRIPolyFillRect,
+    DRIPolyFillArc,
+    DRIPolyText8,
+    DRIPolyText16,
+    DRIImageText8,
+    DRIImageText16,
+    DRIImageGlyphBlt,
+    DRIPolyGlyphBlt,
+    DRIPushPixels
+};
+
+
+static Bool
+DRICreateGC(GCPtr pGC) {
+    ScreenPtr pScreen = pGC->pScreen;
+    DRIWrapScreenRec *pScreenPriv;
+    DRIGCRec *pGCPriv;
+    Bool ret;
+
+    pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, driWrapScreenKey);
+    
+    pGCPriv = DRIGetGCPriv(pGC);
+
+    unwrap(pScreenPriv, pScreen, CreateGC);
+    ret = pScreen->CreateGC(pGC);
+
+    if(ret) {
+	pGCPriv->originalOps = pGC->ops;
+	pGC->ops = &driGCOps;
+	pGCPriv->driOps = &driGCOps;
+    }
+
+    wrap(pScreenPriv, pScreen, CreateGC, DRICreateGC);
+    
+    return ret;
+}
+
+
+/* Return false if an error occurred. */
+Bool 
+DRIWrapInit(ScreenPtr pScreen) {
+    DRIWrapScreenRec *pScreenPriv;
+
+    if(!dixRequestPrivate(driGCKey, sizeof(DRIGCRec)))
+	return FALSE;
+
+    if(!dixRequestPrivate(driWrapScreenKey, sizeof(DRIWrapScreenRec)))
+	return FALSE;
+    
+    pScreenPriv = xalloc(sizeof(*pScreenPriv));
+
+    if(NULL == pScreenPriv)
+	return FALSE;
+
+    pScreenPriv->CreateGC = pScreen->CreateGC;
+    pScreen->CreateGC = DRICreateGC;
+    
+    dixSetPrivate(&pScreen->devPrivates, driWrapScreenKey, pScreenPriv);
+        
+    return TRUE;
+}