X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Fgenerate.cpp;h=f5b6b7adb91769277f95de93d56d605e38cc88f7;hp=433d506e1a8ab762f50a0e930e314bf387c58be0;hb=5f6ee612cb83029de9559bae644c9a3b4e579259;hpb=66f8e848c87ead600d7b2b49b08b5cb418faf351

diff --git a/source/glsl/generate.cpp b/source/glsl/generate.cpp
index 433d506e..f5b6b7ad 100644
--- a/source/glsl/generate.cpp
+++ b/source/glsl/generate.cpp
@@ -125,10 +125,21 @@ void TypeResolver::apply(Stage &s)
 	s.content.visit(*this);
 }
 
+TypeDeclaration *TypeResolver::resolve_type(const string &name)
+{
+	map<string, TypeDeclaration *>::iterator i = stage->types.find(name);
+	if(i!=stage->types.end())
+	{
+		map<TypeDeclaration *, TypeDeclaration *>::iterator j = alias_map.find(i->second);
+		return (j!=alias_map.end() ? j->second : i->second);
+	}
+	else
+		return 0;
+}
+
 void TypeResolver::visit(BasicTypeDeclaration &type)
 {
-	map<string, TypeDeclaration *>::iterator i = stage->types.find(type.base);
-	type.base_type = (i!=stage->types.end() ? i->second : 0);
+	type.base_type = resolve_type(type.base);
 
 	if(type.kind==BasicTypeDeclaration::VECTOR && type.base_type)
 		if(BasicTypeDeclaration *basic_base = dynamic_cast<BasicTypeDeclaration *>(type.base_type))
@@ -138,14 +149,15 @@ void TypeResolver::visit(BasicTypeDeclaration &type)
 				type.size |= basic_base->size<<16;
 			}
 
+	if(type.kind==BasicTypeDeclaration::ALIAS && type.base_type)
+		alias_map[&type] = type.base_type;
+
 	stage->types.insert(make_pair(type.name, &type));
 }
 
 void TypeResolver::visit(ImageTypeDeclaration &type)
 {
-	map<string, TypeDeclaration *>::iterator i = stage->types.find(type.base);
-	type.base_type = (i!=stage->types.end() ? i->second : 0);
-
+	type.base_type = resolve_type(type.base);
 	stage->types.insert(make_pair(type.name, &type));
 }
 
@@ -157,15 +169,12 @@ void TypeResolver::visit(StructDeclaration &strct)
 
 void TypeResolver::visit(VariableDeclaration &var)
 {
-	map<string, TypeDeclaration *>::iterator i = stage->types.find(var.type);
-	if(i!=stage->types.end())
-		var.type_declaration = i->second;
+	var.type_declaration = resolve_type(var.type);
 }
 
 void TypeResolver::visit(FunctionDeclaration &func)
 {
-	map<string, TypeDeclaration *>::iterator i = stage->types.find(func.return_type);
-	func.return_type_declaration = (i!=stage->types.end() ? i->second : 0);
+	func.return_type_declaration = resolve_type(func.return_type);
 	TraversingVisitor::visit(func);
 }