Module: Mesa
Branch: master
Commit: 711213fb7226f25a7da4962aa7526d7265d38356
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=711213fb7226f25a7da4962aa7526d7265d38356
Author: Francisco Jerez <curroje...@riseup.net>
Date: Tue Jul 19 20:29:55 2016 -0700
glsl: Don't consider read-only fragment outputs to be written to.
Since they cannot be written. This prevents adding fragment outputs
to the OutputsWritten set that are only read from via the
gl_LastFragData array but never written to.
Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/compiler/glsl/ir_set_program_inouts.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/compiler/glsl/ir_set_program_inouts.cpp
b/src/compiler/glsl/ir_set_program_inouts.cpp
index 060bea8..a6475b5 100644
--- a/src/compiler/glsl/ir_set_program_inouts.cpp
+++ b/src/compiler/glsl/ir_set_program_inouts.cpp
@@ -137,7 +137,7 @@ mark(struct gl_program *prog, ir_variable *var, int offset,
int len,
assert(var->data.mode == ir_var_shader_out);
if (is_patch_generic)
prog->PatchOutputsWritten |= bitfield;
- else
+ else if (!var->data.read_only)
prog->OutputsWritten |= bitfield;
}
}
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