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DRI2: Force allocation of real-front buffer for non-windows as well 

For redirected rendering we end up with pixmaps (which the app thinks are
windows) that are double buffered.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Tested-by: Pierre Willenbrock <pierre@pirsoft.de>
This commit is contained in:
Ian Romanick 2009-04-27 15:11:10 -07:00
parent 57aff88c7d
commit 0d9d3f3e36
1 changed files with 11 additions and 8 deletions
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19
hw/xfree86/dri2/dri2.c
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@ -206,18 +206,21 @@ do_get_buffers(DrawablePtr pDraw, int *width, int *height,
* attachments. The counting logic in the loop accounts for the case * attachments. The counting logic in the loop accounts for the case
* where the client requests both the fake and real front-buffer. * where the client requests both the fake and real front-buffer.
*/ */
if (pDraw->type == DRAWABLE_WINDOW) { if (attachment == DRI2BufferBackLeft) {
if (attachment == DRI2BufferBackLeft) { need_real_front++;
need_real_front++; front_format = format;
front_format = format; }
}
if (attachment == DRI2BufferFrontLeft) { if (attachment == DRI2BufferFrontLeft) {
need_real_front--; need_real_front--;
front_format = format;
if (pDraw->type == DRAWABLE_WINDOW) {
need_fake_front++; need_fake_front++;
front_format = format;
} }
}
if (pDraw->type == DRAWABLE_WINDOW) {
if (attachment == DRI2BufferFakeFrontLeft) { if (attachment == DRI2BufferFakeFrontLeft) {
need_fake_front--; need_fake_front--;
have_fake_front = 1; have_fake_front = 1;