virtual bool is_visible() const { return true; }
Msp::GL::Matrix get_matrix() const;
virtual void setup_render(Msp::GL::Renderer &, const Msp::GL::Tag &) const;
virtual void finish_render(Msp::GL::Renderer &, const Msp::GL::Tag &) const;
virtual bool is_visible() const { return true; }
Msp::GL::Matrix get_matrix() const;
virtual void setup_render(Msp::GL::Renderer &, const Msp::GL::Tag &) const;
virtual void finish_render(Msp::GL::Renderer &, const Msp::GL::Tag &) const;