From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 13 Mar 2021 11:46:28 +0000 (+0200)
Subject: Avoid generating passthroughs for builtin variables
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=91e2fb59219089ac0f16bc49152c20be42a14cc5

Avoid generating passthroughs for builtin variables
---

diff --git a/source/glsl/generate.cpp b/source/glsl/generate.cpp
index ce128372..c670bc1a 100644
--- a/source/glsl/generate.cpp
+++ b/source/glsl/generate.cpp
@@ -1224,7 +1224,8 @@ void InterfaceGenerator::visit(VariableDeclaration &var)
 	}
 	else if(var.interface=="in" && current_block==&stage->content)
 	{
-		declared_inputs.push_back(&var);
+		if(var.name.compare(0, 3, "gl_"))
+			declared_inputs.push_back(&var);
 
 		/* Try to link input variables in global scope with output variables from
 		previous stage. */