This is required for compatibility profile support.
---
src/mesa/main/ff_fragment_shader.cpp | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/mesa/main/ff_fragment_shader.cpp
b/src/mesa/main/ff_fragment_shader.cpp
index a698931d99e..935a21624af 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -229,7 +229,11 @@ static GLbitfield filter_fp_input_mask( GLbitfield
fp_inputs,
* since vertex shader state validation comes after fragment state
* validation (see additional comments in state.c).
*/
- if (vertexShader)
+ if (ctx->_Shader->CurrentProgram[MESA_SHADER_GEOMETRY] != NULL)
+ vprog = ctx->_Shader->CurrentProgram[MESA_SHADER_GEOMETRY];
+ else if (ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_EVAL] != NULL)
+ vprog = ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_EVAL];
+ else if (vertexShader)
vprog = ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX];
else
vprog = ctx->VertexProgram.Current;
--
2.17.1
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