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Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaaOffscreen.c')
-rw-r--r--xorg-server/hw/xfree86/xaa/xaaOffscreen.c162
1 files changed, 162 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaOffscreen.c b/xorg-server/hw/xfree86/xaa/xaaOffscreen.c
new file mode 100644
index 000000000..7c9d53270
--- /dev/null
+++ b/xorg-server/hw/xfree86/xaa/xaaOffscreen.c
@@ -0,0 +1,162 @@
+
+/*
+ Copyright (c) 1999 - The XFree86 Project Inc.
+
+ Written by Mark Vojkovich
+
+*/
+
+#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 "pixmapstr.h"
+#include "windowstr.h"
+#include "xf86str.h"
+#include "mi.h"
+#include "miline.h"
+#include "xaa.h"
+#include "xaalocal.h"
+#include "xaawrap.h"
+#include "xf86fbman.h"
+#include "servermd.h"
+
+void
+XAAMoveOutOffscreenPixmaps(ScreenPtr pScreen)
+{
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
+ PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
+ XAAPixmapPtr pPriv;
+
+ while(pLink) {
+ pPriv = XAA_GET_PIXMAP_PRIVATE(pLink->pPix);
+ pLink->area = pPriv->offscreenArea;
+ XAAMoveOutOffscreenPixmap(pLink->pPix);
+ pLink = pLink->next;
+ }
+}
+
+
+
+void
+XAAMoveInOffscreenPixmaps(ScreenPtr pScreen)
+{
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
+ PixmapLinkPtr pLink = infoRec->OffscreenPixmaps;
+ PixmapPtr pPix, pScreenPix, tmpPix;
+ pointer data;
+ XAAPixmapPtr pPriv;
+ GCPtr pGC;
+ FBAreaPtr area;
+
+ pScreenPix = (*pScreen->GetScreenPixmap)(pScreen);
+
+ while(pLink) {
+ pPix = pLink->pPix;
+ pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
+ area = pLink->area;
+
+ data = pPix->devPrivate.ptr;
+ tmpPix = GetScratchPixmapHeader(pScreen,
+ pPix->drawable.width, pPix->drawable.height,
+ pPix->drawable.depth, pPix->drawable.bitsPerPixel,
+ pPix->devKind, data);
+
+ pPriv->freeData = FALSE;
+
+ pPix->drawable.x = area->box.x1;
+ pPix->drawable.y = area->box.y1;
+ pPix->devKind = pScreenPix->devKind;
+ pPix->devPrivate.ptr = pScreenPix->devPrivate.ptr;
+ pPix->drawable.bitsPerPixel = infoRec->pScrn->bitsPerPixel;
+ pPix->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+
+ if(!tmpPix) {
+ pPriv->offscreenArea = area;
+ xfree(data);
+ pLink = pLink->next;
+ continue;
+ }
+
+ pGC = GetScratchGC(pPix->drawable.depth, pScreen);
+ ValidateGC((DrawablePtr)pPix, pGC);
+
+ (*pGC->ops->CopyArea)((DrawablePtr)tmpPix, (DrawablePtr)pPix, pGC,
+ 0, 0, pPix->drawable.width, pPix->drawable.height, 0, 0);
+
+ xfree(data);
+ tmpPix->devPrivate.ptr = NULL;
+
+ FreeScratchGC(pGC);
+ FreeScratchPixmapHeader(tmpPix);
+
+ pPriv->offscreenArea = area;
+ pLink->area = NULL;
+ pLink = pLink->next;
+ }
+}
+
+
+void
+XAARemoveAreaCallback(FBAreaPtr area)
+{
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(area->pScreen);
+ PixmapPtr pPix = (PixmapPtr)area->devPrivate.ptr;
+ XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
+
+ XAAMoveOutOffscreenPixmap(pPix);
+
+ pPriv->flags &= ~OFFSCREEN;
+
+ DELIST_OFFSCREEN_PIXMAP(pPix);
+}
+
+void
+XAAMoveOutOffscreenPixmap(PixmapPtr pPix)
+{
+ ScreenPtr pScreen = pPix->drawable.pScreen;
+ XAAPixmapPtr pPriv = XAA_GET_PIXMAP_PRIVATE(pPix);
+ int width, height, devKind, bitsPerPixel;
+ PixmapPtr tmpPix;
+ unsigned char *data;
+ GCPtr pGC;
+
+ width = pPix->drawable.width;
+ height = pPix->drawable.height;
+ bitsPerPixel = pPix->drawable.bitsPerPixel;
+
+ devKind = BitmapBytePad(width * bitsPerPixel);
+ if(!(data = xalloc(devKind * height)))
+ FatalError("Out of memory\n");
+
+ tmpPix = GetScratchPixmapHeader(pScreen, width, height,
+ pPix->drawable.depth, bitsPerPixel, devKind, data);
+ if(!tmpPix) {
+ xfree(data);
+ FatalError("Out of memory\n");
+ }
+
+ pGC = GetScratchGC(pPix->drawable.depth, pScreen);
+ ValidateGC((DrawablePtr)tmpPix, pGC);
+
+ (*pGC->ops->CopyArea)((DrawablePtr)pPix, (DrawablePtr)tmpPix,
+ pGC, 0, 0, width, height, 0, 0);
+
+ FreeScratchGC(pGC);
+ FreeScratchPixmapHeader(tmpPix);
+
+ pPix->drawable.x = 0;
+ pPix->drawable.y = 0;
+ pPix->devKind = devKind;
+ pPix->devPrivate.ptr = data;
+ pPix->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+
+ pPriv->offscreenArea = NULL;
+ pPriv->freeData = TRUE;
+}