const Material *get_material() const { return material; }
const std::string &get_material_slot_name() const { return material_slot; }
void set_texture(Tag, const Texture *, const Sampler * = 0);
Tag get_texture_tag(const std::string &) const;
void set_face_cull(CullMode);
CullMode get_face_cull() const { return face_cull; }
const Material *get_material() const { return material; }
const std::string &get_material_slot_name() const { return material_slot; }
void set_texture(Tag, const Texture *, const Sampler * = 0);
Tag get_texture_tag(const std::string &) const;
void set_face_cull(CullMode);
CullMode get_face_cull() const { return face_cull; }