aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/xfree86/xaa/xaaCpyWin.c
diff options
context:
space:
mode:
Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaaCpyWin.c')
-rw-r--r--xorg-server/hw/xfree86/xaa/xaaCpyWin.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaCpyWin.c b/xorg-server/hw/xfree86/xaa/xaaCpyWin.c
new file mode 100644
index 000000000..ecdc9a3be
--- /dev/null
+++ b/xorg-server/hw/xfree86/xaa/xaaCpyWin.c
@@ -0,0 +1,82 @@
+
+#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 "gcstruct.h"
+#include "pixmapstr.h"
+#include "xaawrap.h"
+
+/*
+ Written by Harm Hanemaayer (H.Hanemaayer@inter.nl.net).
+*/
+
+void
+XAACopyWindow(
+ 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));
+
+ if (!infoRec->pScrn->vtSema || !infoRec->ScreenToScreenBitBlt) {
+ 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, XAACopyWindow);
+ return;
+ }
+
+ pwinRoot = WindowTable[pScreen->myNum];
+
+ 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, &pWin->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 = ~0L;
+ infoRec->ScratchGC.alu = GXcopy;
+
+ XAADoBitBlt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
+ &(infoRec->ScratchGC), &rgnDst, pptSrc);
+
+ xfree(pptSrc);
+ REGION_UNINIT(pScreen, &rgnDst);
+}