X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fglsl%2Fgenerate.cpp;h=c670bc1a814ee1002eac71285c9002fe568c1968;hb=713ff9619daa858ffbd428f7699cd57598563dbd;hp=a2fd3608220e836d268d2310ad1ec6c8915e4550;hpb=27e7b634d31498783ea6d24b72f02f3f1287851d;p=libs%2Fgl.git

diff --git a/source/glsl/generate.cpp b/source/glsl/generate.cpp
index a2fd3608..c670bc1a 100644
--- a/source/glsl/generate.cpp
+++ b/source/glsl/generate.cpp
@@ -219,6 +219,8 @@ bool VariableResolver::apply(Stage &s)
 	s.interface_blocks.clear();
 	r_any_resolved = false;
 	s.content.visit(*this);
+	for(vector<VariableDeclaration *>::const_iterator i=redeclared_builtins.begin(); i!=redeclared_builtins.end(); ++i)
+		(*i)->source = GENERATED_SOURCE;
 	NodeRemover().apply(s, nodes_to_remove);
 	return r_any_resolved;
 }
@@ -461,6 +463,12 @@ void VariableResolver::visit(VariableDeclaration &var)
 		ptr = &var;
 	else if(!current_block->parent && ptr->interface==var.interface && ptr->type==var.type)
 	{
+		if(ptr->source==BUILTIN_SOURCE)
+			redeclared_builtins.push_back(&var);
+		else
+			stage->diagnostics.push_back(Diagnostic(Diagnostic::WARN, var.source, var.line,
+				format("Redeclaring non-builtin variable '%s' is deprecated", var.name)));
+
 		if(var.init_expression)
 			ptr->init_expression = var.init_expression;
 		if(var.layout)
@@ -1216,7 +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. */