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-rw-r--r--indra/llrender/llglslshader.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 149e8cc548..7cbf39096e 100644
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -174,10 +174,12 @@ BOOL LLGLSLShader::createShader(vector<string> * attributes,
mFeatures.mIndexedTextureChannels = llmin(mFeatures.mIndexedTextureChannels, 1);
}
+#ifdef GL_INTERLEAVED_ATTRIBS
if (varying_count > 0 && varyings)
{
glTransformFeedbackVaryings(mProgramObject, varying_count, varyings, GL_INTERLEAVED_ATTRIBS);
}
+#endif
// Map attributes and uniforms
if (success)