1 files changed, 129 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaOverlay.c b/xorg-server/hw/xfree86/xaa/xaaOverlay.c
new file mode 100644
index 000000000..273183e10
--- /dev/null
+++ b/xorg-server/hw/xfree86/xaa/xaaOverlay.c
@@ -0,0 +1,129 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "misc.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+
+#include <X11/X.h>
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "xf86str.h"
+#include "xaa.h"
+#include "xaalocal.h"
+#include "xaawrap.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "mioverlay.h"
+
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+#endif
+
+static void
+XAACopyWindow8_32(
+    WindowPtr pWin,
+    DDXPointRec ptOldOrg,
+    RegionPtr prgnSrc
+){
+    DDXPointPtr pptSrc, ppt;
+    RegionRec rgnDst;
+    BoxPtr pbox;
+    int dx, dy, nbox;
+    WindowPtr pwinRoot;
+    ScreenPtr pScreen = pWin->drawable.pScreen;
+    XAAInfoRecPtr infoRec = 
+	GET_XAAINFORECPTR_FROM_DRAWABLE((&pWin->drawable));
+    Bool doUnderlay = miOverlayCopyUnderlay(pScreen);
+    RegionPtr borderClip = &pWin->borderClip;
+    Bool freeReg = FALSE;
+
+    if (!infoRec->pScrn->vtSema || !infoRec->ScreenToScreenBitBlt ||
+	(infoRec->ScreenToScreenBitBltFlags & NO_PLANEMASK)) 
+    { 
+	XAA_SCREEN_PROLOGUE (pScreen, CopyWindow);
+	if(infoRec->pScrn->vtSema && infoRec->NeedToSync) {
+	    (*infoRec->Sync)(infoRec->pScrn);
+	    infoRec->NeedToSync = FALSE;
+	}
+        (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
+	XAA_SCREEN_EPILOGUE (pScreen, CopyWindow, XAACopyWindow8_32);
+    	return;
+    }
+
+    pwinRoot = WindowTable[pScreen->myNum];
+
+    if(doUnderlay)
+	freeReg = miOverlayCollectUnderlayRegions(pWin, &borderClip);
+
+    REGION_NULL(pScreen, &rgnDst);
+
+    dx = ptOldOrg.x - pWin->drawable.x;
+    dy = ptOldOrg.y - pWin->drawable.y;
+    REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
+    REGION_INTERSECT(pScreen, &rgnDst, borderClip, prgnSrc);
+
+    pbox = REGION_RECTS(&rgnDst);
+    nbox = REGION_NUM_RECTS(&rgnDst);
+    if(!nbox || 
+      !(pptSrc = (DDXPointPtr )xalloc(nbox * sizeof(DDXPointRec)))) {
+	REGION_UNINIT(pScreen, &rgnDst);
+	return;
+    }
+    ppt = pptSrc;
+
+    while(nbox--) {
+	ppt->x = pbox->x1 + dx;
+	ppt->y = pbox->y1 + dy;
+	ppt++; pbox++;
+    }
+    
+    infoRec->ScratchGC.planemask = doUnderlay ? 0x00ffffff : 0xff000000;
+    infoRec->ScratchGC.alu = GXcopy;
+
+    XAADoBitBlt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
+        		&(infoRec->ScratchGC), &rgnDst, pptSrc);
+
+    xfree(pptSrc);
+    REGION_UNINIT(pScreen, &rgnDst);
+    if(freeReg) 
+	REGION_DESTROY(pScreen, borderClip);
+}
+
+static void
+XAASetColorKey8_32(
+    ScreenPtr pScreen,
+    int nbox,
+    BoxPtr pbox
+){
+    XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
+    ScrnInfoPtr pScrn = infoRec->pScrn;
+
+    /* I'm counting on writes being clipped away while switched away.
+       If this isn't going to be true then I need to be wrapping instead. */
+    if(!infoRec->pScrn->vtSema) return;
+
+    (*infoRec->FillSolidRects)(pScrn, pScrn->colorKey << 24, GXcopy, 
+					0xff000000, nbox, pbox);
+  
+    SET_SYNC_FLAG(infoRec);
+}
+
+void 
+XAASetupOverlay8_32Planar(ScreenPtr pScreen)
+{
+    XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
+    int i;
+
+    pScreen->CopyWindow = XAACopyWindow8_32;
+
+    if(!(infoRec->FillSolidRectsFlags & NO_PLANEMASK))
+	miOverlaySetTransFunction(pScreen, XAASetColorKey8_32);
+
+    infoRec->FullPlanemask = ~0;
+    for(i = 0; i < 32; i++) /* haven't thought about this much */
+	infoRec->FullPlanemasks[i] = ~0;
+}