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authorJakob Bornecrantz <[email protected]>2008-06-09 16:17:35 +0200
committerJakob Bornecrantz <[email protected]>2008-06-09 16:33:28 +0200
commitcfc23bc54c8cae2615d447bc199ff87ef7e9298e (patch)
tree9e6cc87c53c381543a0f4913e3cbdae98d623f38 /src/gallium/drivers/i915simple
parent2e3e5184176debb66bdd7f5f606cf95b7fee91bb (diff)
i915: Disable color buffer writes if no color buffer is attached
Diffstat (limited to 'src/gallium/drivers/i915simple')
-rw-r--r--src/gallium/drivers/i915simple/i915_state_immediate.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/gallium/drivers/i915simple/i915_state_immediate.c b/src/gallium/drivers/i915simple/i915_state_immediate.c
index 704ea4d838c..2501f2d7cb8 100644
--- a/src/gallium/drivers/i915simple/i915_state_immediate.c
+++ b/src/gallium/drivers/i915simple/i915_state_immediate.c
@@ -156,8 +156,12 @@ const struct i915_tracked_state i915_upload_S5 = {
*/
static void upload_S6( struct i915_context *i915 )
{
- unsigned LIS6 = (S6_COLOR_WRITE_ENABLE |
- (2 << S6_TRISTRIP_PV_SHIFT));
+ unsigned LIS6 = (2 << S6_TRISTRIP_PV_SHIFT);
+
+ /* I915_NEW_FRAMEBUFFER
+ */
+ if (i915->framebuffer.cbufs[0])
+ LIS6 |= S6_COLOR_WRITE_ENABLE;
/* I915_NEW_BLEND
*/
@@ -174,7 +178,7 @@ static void upload_S6( struct i915_context *i915 )
}
const struct i915_tracked_state i915_upload_S6 = {
- I915_NEW_BLEND | I915_NEW_DEPTH_STENCIL,
+ I915_NEW_BLEND | I915_NEW_DEPTH_STENCIL | I915_NEW_FRAMEBUFFER,
upload_S6
};