X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Freflect.h;h=7c4d26c47fe6714321d2d50588e877053c3bcb5b;hp=d48fbec156506f31fda79fd86aa676b8257a128d;hb=76cc18518fc8b0b4fa11fda153e7d9b3899ed112;hpb=38712d8ecc57d043a2419ffbaeeb57f7a6586f14

diff --git a/source/glsl/reflect.h b/source/glsl/reflect.h
index d48fbec1..7c4d26c4 100644
--- a/source/glsl/reflect.h
+++ b/source/glsl/reflect.h
@@ -104,6 +104,23 @@ private:
 	virtual void visit(FunctionDeclaration &);
 };
 
+class AssignmentCollector: private TraversingVisitor
+{
+private:
+	bool assignment_target = false;
+	std::set<Node *> assigned_variables;
+
+public:
+	std::set<Node *> apply(Node &);
+
+private:
+	virtual void visit(VariableReference &);
+	virtual void visit(InterfaceBlockReference &);
+	virtual void visit(UnaryExpression &);
+	virtual void visit(BinaryExpression &);
+	virtual void visit(Assignment &);
+};
+
 } // namespace SL
 } // namespace GL
 } // namespace Msp