X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fvisitor.h;h=756584c2e262289783a6f58ec75cbfc2c6ec5a46;hb=05597fbb3671dfed4776bc5223958c85e780345e;hp=e1c45b5c89de152976cfd94549c018f8e7607116;hpb=1fa69bb8eec3070f5da296d6dd0bd67aea62d3bf;p=libs%2Fgl.git

diff --git a/source/glsl/visitor.h b/source/glsl/visitor.h
index e1c45b5c..756584c2 100644
--- a/source/glsl/visitor.h
+++ b/source/glsl/visitor.h
@@ -83,7 +83,7 @@ public:
 };
 
 template<typename T>
-class NodeGatherer: public TraversingVisitor
+class NodeGatherer: private TraversingVisitor
 {
 private:
 	std::vector<T *> nodes;
@@ -91,11 +91,12 @@ private:
 public:
 	const std::vector<T *> &apply(Stage &s) { visit(s.content); return nodes; }
 
+private:
 	using TraversingVisitor::visit;
 	virtual void visit(T &n) { nodes.push_back(&n); }
 };
 
-class NodeRemover: public TraversingVisitor
+class NodeRemover: private TraversingVisitor
 {
 private:
 	Stage *stage;
@@ -106,6 +107,7 @@ public:
 
 	void apply(Stage &);
 
+private:
 	using TraversingVisitor::visit;
 	virtual void visit(Block &);
 	virtual void visit(VariableDeclaration &);