Signed-off-by: Chris Forbes <chr...@ijw.co.nz>
---
src/glsl/ir_set_program_inouts.cpp | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/glsl/ir_set_program_inouts.cpp
b/src/glsl/ir_set_program_inouts.cpp
index ab23538..1a36527 100644
--- a/src/glsl/ir_set_program_inouts.cpp
+++ b/src/glsl/ir_set_program_inouts.cpp
@@ -27,7 +27,7 @@
* Sets the InputsRead and OutputsWritten of Mesa programs.
*
* Additionally, for fragment shaders, sets the InterpQualifier array, the
- * IsCentroid bitfield, and the UsesDFdy flag.
+ * IsCentroid and IsSample bitfields, and the UsesDFdy flag.
*
* Mesa programs (gl_program, not gl_shader_program) have a set of
* flags indicating which varyings are read and written. Computing
@@ -102,6 +102,8 @@ mark(struct gl_program *prog, ir_variable *var, int offset,
int len,
(glsl_interp_qualifier) var->interpolation;
if (var->centroid)
fprog->IsCentroid |= bitfield;
+ if (var->sample)
+ fprog->IsSample |= bitfield;
}
} else if (var->mode == ir_var_system_value) {
prog->SystemValuesRead |= bitfield;
@@ -341,6 +343,7 @@ do_set_program_inouts(exec_list *instructions, struct
gl_program *prog,
gl_fragment_program *fprog = (gl_fragment_program *) prog;
memset(fprog->InterpQualifier, 0, sizeof(fprog->InterpQualifier));
fprog->IsCentroid = 0;
+ fprog->IsSample = 0;
fprog->UsesDFdy = false;
fprog->UsesKill = false;
}
--
1.8.4.2
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