X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fvisitor.h;h=cd9dafb0b016338eb2f8a12c58e1eb94eeb48a8c;hb=69680f4d284cdf7b16a2966250a88ab1257862f3;hp=4e48a1a11f112205ec10feedf2017d6c7099ddd1;hpb=30465dd3b9f55ec42c4b19c3c2077eede7237a26;p=libs%2Fgl.git

diff --git a/source/glsl/visitor.h b/source/glsl/visitor.h
index 4e48a1a1..cd9dafb0 100644
--- a/source/glsl/visitor.h
+++ b/source/glsl/visitor.h
@@ -25,7 +25,7 @@ public:
 	virtual void visit(MemberAccess &) { }
 	virtual void visit(UnaryExpression &) { }
 	virtual void visit(BinaryExpression &) { }
-	virtual void visit(Assignment &);
+	virtual void visit(Assignment &) { }
 	virtual void visit(FunctionCall &) { }
 	virtual void visit(ExpressionStatement &) { }
 	virtual void visit(Import &) { }
@@ -58,6 +58,7 @@ public:
 	virtual void visit(MemberAccess &);
 	virtual void visit(UnaryExpression &);
 	virtual void visit(BinaryExpression &);
+	virtual void visit(Assignment &);
 	virtual void visit(FunctionCall &);
 	virtual void visit(ExpressionStatement &);
 	virtual void visit(InterfaceLayout &);
@@ -106,9 +107,27 @@ 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