We add enums corresponding to (GLES) blend state to shader_enums.h,
complementing the existing advanced blending enums in the file. This
allows us to represent blending state in a driver-agnostic, API-agnostic
way to permit lowering.
Signed-off-by: Alyssa Rosenzweig <aly...@rosenzweig.io>
Cc: Eric Anholt <e...@anholt.net>
Cc: Kenneth Graunke <kenn...@whitecape.org>
---
src/compiler/shader_enums.h | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/src/compiler/shader_enums.h b/src/compiler/shader_enums.h
index ac293af4519..47b1ca01dd6 100644
--- a/src/compiler/shader_enums.h
+++ b/src/compiler/shader_enums.h
@@ -753,6 +753,27 @@ enum gl_advanced_blend_mode
BLEND_ALL = 0x7fff,
};
+enum blend_func
+{
+ BLEND_FUNC_ADD,
+ BLEND_FUNC_SUBTRACT,
+ BLEND_FUNC_REVERSE_SUBTRACT,
+ BLEND_FUNC_MIN,
+ BLEND_FUNC_MAX,
+};
+
+enum blend_factor
+{
+ BLEND_FACTOR_ZERO,
+ BLEND_FACTOR_SRC_COLOR,
+ BLEND_FACTOR_DST_COLOR,
+ BLEND_FACTOR_SRC_ALPHA,
+ BLEND_FACTOR_DST_ALPHA,
+ BLEND_FACTOR_CONSTANT_COLOR,
+ BLEND_FACTOR_CONSTANT_ALPHA,
+ BLEND_FACTOR_SRC_ALPHA_SATURATE,
+};
+
enum gl_tess_spacing
{
TESS_SPACING_UNSPECIFIED,
--
2.20.1
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