Better tracking of Renderer matrix changes

[libs/gl.git] / source / renderer.h

diff --git a/source/renderer.h b/source/renderer.h
index c06c17e96b4d18be0c61d7d0b8c1af24f67a81b6..8dbe779f32b78f6a8e1bf108c084ad7a4f2afba7 100644 (file)
--- a/source/renderer.h
+++ b/source/renderer.h
@@ -56,7 +56,18 @@ private:
                State();
        };
 
-       MatrixStack mtx_stack;
+       class MtxStack: public MatrixStack
+       {
+       private:
+               Renderer &renderer;
+
+       public:
+               MtxStack(Renderer &);
+       private:        
+               virtual void update();
+       };
+
+       MtxStack mtx_stack;
        bool mtx_changed;
        const Camera *camera;
        std::list<State> state_stack;
@@ -69,7 +80,7 @@ public:
        Renderer(const Camera *);
        ~Renderer();
 
-       MatrixStack &matrix_stack();
+       MatrixStack &matrix_stack() { return mtx_stack; }
 
        const Camera *get_camera() const { return camera; }