material House_1/Diffuse { receive_shadows off technique { pass { texture_unit { texture House_1_Diffuse.png } rtshader_system { lighting_stage normal_map House_1_Normal.png tangent_space 0 } } } } material House_1/Specular { receive_shadows off technique { pass { texture_unit { texture House_1_Spec.png } } } } material House_1/Normal { receive_shadows off technique { pass { texture_unit { texture House_1_Normal.png } } } }