i965: Add #defines for gen4 SIMD8 TXB/TXL with shadow comparison.

From volume 4, page 161 of the public i965 documentation.

diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h
index a413c02..5496b4f 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_defines.h
+++ b/src/mesa/drivers/dri/i965/brw_defines.h
@@ -679,6 +679,8 @@
 #define BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_GRADIENTS    2
 #define BRW_SAMPLER_MESSAGE_SIMD4X2_SAMPLE_COMPARE    0
 #define BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_COMPARE     2
+#define BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_BIAS_COMPARE 0
+#define BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_LOD_COMPARE  1
 #define BRW_SAMPLER_MESSAGE_SIMD4X2_RESINFO           2
 #define BRW_SAMPLER_MESSAGE_SIMD8_RESINFO             2
 #define BRW_SAMPLER_MESSAGE_SIMD16_RESINFO            2