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authorBrian <brian.paul@tungstengraphics.com>2007-10-20 15:19:14 -0600
committerBrian <brian.paul@tungstengraphics.com>2007-10-20 15:19:14 -0600
commit46e2d2bb0a7423122412e3f119fdd89fedd9aef6 (patch)
treec57ffbf9138681a74d24b5d98977a9d27d322030 /src/mesa/drivers/x11
parent7e8396399824108d62dc3e02b2af0422e98aab8e (diff)
use combined depth/stencil buffer when possible
Diffstat (limited to 'src/mesa/drivers/x11')
-rw-r--r--src/mesa/drivers/x11/xm_api.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c
index ff83dab075..187663e66c 100644
--- a/src/mesa/drivers/x11/xm_api.c
+++ b/src/mesa/drivers/x11/xm_api.c
@@ -430,16 +430,26 @@ create_xmesa_buffer(XMesaDrawable d, BufferType type,
b->swAlpha = GL_FALSE;
}
- if (vis->mesa_visual.depthBits > 0) {
+ if (vis->mesa_visual.depthBits > 0 &&
+ vis->mesa_visual.stencilBits > 0) {
+ /* combined depth/stencil */
struct gl_renderbuffer *rb
- = st_new_renderbuffer_fb(GL_DEPTH_COMPONENT32);
+ = st_new_renderbuffer_fb(GL_DEPTH24_STENCIL8_EXT);
_mesa_add_renderbuffer(&b->mesa_buffer, BUFFER_DEPTH, rb);
+ _mesa_add_renderbuffer(&b->mesa_buffer, BUFFER_STENCIL, rb);
}
+ else {
+ if (vis->mesa_visual.depthBits > 0) {
+ struct gl_renderbuffer *rb
+ = st_new_renderbuffer_fb(GL_DEPTH_COMPONENT32);
+ _mesa_add_renderbuffer(&b->mesa_buffer, BUFFER_DEPTH, rb);
+ }
- if (vis->mesa_visual.stencilBits > 0) {
- struct gl_renderbuffer *rb
- = st_new_renderbuffer_fb(GL_STENCIL_INDEX8_EXT);
- _mesa_add_renderbuffer(&b->mesa_buffer, BUFFER_STENCIL, rb);
+ if (vis->mesa_visual.stencilBits > 0) {
+ struct gl_renderbuffer *rb
+ = st_new_renderbuffer_fb(GL_STENCIL_INDEX8_EXT);
+ _mesa_add_renderbuffer(&b->mesa_buffer, BUFFER_STENCIL, rb);
+ }
}
if (vis->mesa_visual.accumRedBits > 0) {