X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fmatrix.h;h=1782dc66a958257e90a439ec0bd2a180b6e58e41;hp=42e70c985d5d78d0cc22d408e187f1dda7a5f025;hb=90a26a1740d5843b60d07d9c39d8567bfed5189c;hpb=c48cb5362edb16c33ed5f6862a908bb9a754c85a

diff --git a/source/matrix.h b/source/matrix.h
index 42e70c98..1782dc66 100644
--- a/source/matrix.h
+++ b/source/matrix.h
@@ -98,13 +98,13 @@ private:
 public:
 	MatrixStack();
 
-	const Matrix &top();
+	const Matrix &top() const;
 	void load(const Matrix &);
 	void multiply(const Matrix &);
 	void push();
 	void pop();
 private:
-	void update();
+	virtual void update();
 
 public:
 	MatrixStack &operator=(const Matrix &);