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i915: Disable color buffer writes if no color buffer is attached

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This commit is contained in:
Jakob Bornecrantz 2008-06-09 16:17:35 +02:00
parent 2e3e518417
commit cfc23bc54c
1 changed files with 7 additions and 3 deletions
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10
src/gallium/drivers/i915simple/i915_state_immediate.c
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@ -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
};