1 files changed, 102 insertions, 0 deletions
diff --git a/hw/xfree86/xf8_32bpp/cfbbstore.c b/hw/xfree86/xf8_32bpp/cfbbstore.c
new file mode 100644
index 000000000..919fabf5f
--- /dev/null
+++ b/hw/xfree86/xf8_32bpp/cfbbstore.c
@@ -0,0 +1,102 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/xf8_32bpp/cfbbstore.c,v 1.2 1999/01/31 12:22:17 dawes Exp $ */
+
+#define PSZ 8
+#include "cfb.h"
+#undef PSZ
+#include "cfb32.h"
+#include "cfb8_32.h"
+#include "X.h"
+#include "mibstore.h"
+#include "regionstr.h"
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+
+void
+cfb8_32SaveAreas(
+    PixmapPtr	  	pPixmap,
+    RegionPtr	  	prgnSave, 
+    int	    	  	xorg,
+    int	    	  	yorg,
+    WindowPtr		pWin
+){
+    DDXPointPtr pPt;
+    DDXPointPtr	pPtsInit;
+    BoxPtr	pBox;
+    int		i;
+    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
+    PixmapPtr	pScrPix;
+
+    if(pPixmap->drawable.bitsPerPixel == 32) {
+	cfb32SaveAreas(pPixmap, prgnSave, xorg, yorg, pWin);
+	return;
+    }
+    
+    i = REGION_NUM_RECTS(prgnSave);
+    pPtsInit = (DDXPointPtr)ALLOCATE_LOCAL(i * sizeof(DDXPointRec));
+    if (!pPtsInit)
+	return;
+    
+    pBox = REGION_RECTS(prgnSave);
+    pPt = pPtsInit;
+    while (--i >= 0) {
+	pPt->x = pBox->x1 + xorg;
+	pPt->y = pBox->y1 + yorg;
+	pPt++;
+	pBox++;
+    }
+
+    pScrPix = (PixmapPtr) pScreen->devPrivate;
+
+    cfbDoBitblt32To8((DrawablePtr) pScrPix, (DrawablePtr)pPixmap,
+		    GXcopy, prgnSave, pPtsInit, ~0L, 0);
+
+    DEALLOCATE_LOCAL (pPtsInit);
+}
+
+
+void
+cfb8_32RestoreAreas(
+    PixmapPtr	  	pPixmap, 
+    RegionPtr	  	prgnRestore,
+    int	    	  	xorg,
+    int	    	  	yorg,
+    WindowPtr		pWin
+){
+    DDXPointPtr pPt;
+    DDXPointPtr pPtsInit;
+    BoxPtr	pBox;
+    int		i;
+    ScreenPtr	pScreen = pPixmap->drawable.pScreen;
+    PixmapPtr	pScrPix;
+
+    i = REGION_NUM_RECTS(prgnRestore);
+    pPtsInit = (DDXPointPtr)ALLOCATE_LOCAL(i*sizeof(DDXPointRec));
+    if (!pPtsInit)
+	return;
+    
+    pBox = REGION_RECTS(prgnRestore);
+    pPt = pPtsInit;
+    while (--i >= 0) {
+	pPt->x = pBox->x1 - xorg;
+	pPt->y = pBox->y1 - yorg;
+	pPt++;
+	pBox++;
+    }
+
+    pScrPix = (PixmapPtr) pScreen->devPrivate;
+
+    if(pPixmap->drawable.bitsPerPixel == 32) {
+	if(pWin->drawable.depth == 24)
+	    cfb32DoBitbltCopy((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
+		    GXcopy, prgnRestore, pPtsInit, 0x00ffffff);
+	else
+	    cfb32DoBitbltCopy((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
+		    GXcopy, prgnRestore, pPtsInit, ~0);
+    } else {
+	cfbDoBitblt8To32((DrawablePtr)pPixmap, (DrawablePtr) pScrPix,
+		    GXcopy, prgnRestore, pPtsInit, ~0L, 0);
+    }
+
+    DEALLOCATE_LOCAL (pPtsInit);
+}