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xserver-multidpi
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exa: Accept scratch pixmaps with offscreen memory as such.

This commit is contained in:
Maarten Maathuis 2009-03-19 19:07:59 +01:00
parent a635bb5357
commit 12aeddf5ad
1 changed files with 13 additions and 5 deletions
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18
exa/exa.c
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@ -427,11 +427,19 @@ exaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth,
if (devKind > 0)
pExaPixmap->sys_pitch = devKind;
/* Is this the framebuffer (for classic exa)? */
if (pPixData && pPixData == pExaScr->info->memoryBase) {
pExaPixmap->fb_ptr = pPixData;
pExaPixmap->fb_pitch = devKind;
pExaPixmap->offscreen = TRUE;
/* Classic EXA:
* - Framebuffer.
* - Scratch pixmap with offscreen memory.
*/
if (!(pExaScr->info->flags & EXA_HANDLES_PIXMAPS) &&
pExaScr->info->memoryBase && pPixData) {
if ((CARD8 *)pPixData >= pExaScr->info->memoryBase &&
((CARD8 *)pPixData - pExaScr->info->memoryBase) <
pExaScr->info->memorySize) {
pExaPixmap->fb_ptr = pPixData;
pExaPixmap->fb_pitch = devKind;
pExaPixmap->offscreen = TRUE;
}
}
if (width > 0 && height > 0 && bitsPerPixel > 0) {