X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fvisitor.h;h=e0d74f6226927299913e3e9d41892042eb52f6bb;hb=518f751d385b733adbf43fe4056403740709edec;hp=4e48a1a11f112205ec10feedf2017d6c7099ddd1;hpb=30465dd3b9f55ec42c4b19c3c2077eede7237a26;p=libs%2Fgl.git

diff --git a/source/glsl/visitor.h b/source/glsl/visitor.h
index 4e48a1a1..e0d74f62 100644
--- a/source/glsl/visitor.h
+++ b/source/glsl/visitor.h
@@ -106,9 +106,27 @@ private:
 	virtual void visit(StructDeclaration &);
 	virtual void visit(VariableDeclaration &);
 	virtual void visit(InterfaceBlock &);
+	virtual void visit(FunctionDeclaration &);
 	virtual void visit(Iteration &);
 };
 
+/** Reorders a set of nodes so they appear before another node.  Only nodes
+on the same hierarchly level as the target node are reordered. */
+class NodeReorderer: private TraversingVisitor
+{
+private:
+	Node *reorder_before;
+	const std::set<Node *> *to_reorder;
+
+public:
+	NodeReorderer();
+
+	void apply(Stage &, Node &, const std::set<Node *> &);
+
+private:
+	virtual void visit(Block &);
+};
+
 } // namespace SL
 } // namespace GL
 } // namespace Msp