namespace GL {
namespace SL {
+class LocationAllocator: private TraversingVisitor
+{
+private:
+ std::map<std::string, std::set<unsigned> > used_locations;
+ std::map<std::string, unsigned> uniform_locations;
+ std::vector<VariableDeclaration *> unplaced_variables;
+
+public:
+ void apply(Module &);
+private:
+ void apply(Stage &);
+
+ void allocate_locations(const std::string &);
+ void add_location(RefPtr<Layout> &, unsigned);
+
+ virtual void visit(VariableDeclaration &);
+ virtual void visit(InterfaceBlock &) { }
+ virtual void visit(FunctionDeclaration &) { }
+};
+
/** Generates default precision declarations or removes precision declarations
according to the requirements of the target API. */
class PrecisionConverter: private TraversingVisitor