Don't dereference the color buffer if one isn't attached.
This fixes the following Piglit tests in my experimental HiZ branch:
glean/logicOp
glean/paths
Note: This is a candidate for the stable branches.
Signed-off-by: Chad Versace <[email protected]>
---
src/mesa/drivers/dri/i965/gen6_cc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/gen6_cc.c
b/src/mesa/drivers/dri/i965/gen6_cc.c
index 1e6c4cf..b3ad157 100644
--- a/src/mesa/drivers/dri/i965/gen6_cc.c
+++ b/src/mesa/drivers/dri/i965/gen6_cc.c
@@ -64,7 +64,7 @@ prepare_blend_state(struct brw_context *brw)
/* Floating point RTs should have no effect from LogicOp,
* except for disabling of blending
*/
- if (_mesa_get_format_datatype(rb->Format) != GL_FLOAT) {
+ if (rb && _mesa_get_format_datatype(rb->Format) != GL_FLOAT) {
blend[b].blend1.logic_op_enable = 1;
blend[b].blend1.logic_op_func =
intel_translate_logic_op(ctx->Color.LogicOp);
--
1.7.6.4
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