if(red < 0 || red > 1.0 || green < 0 || green > 1.0
|| blue < 0 || blue > 1.0
|| alpha < 0 || alpha > 1.0)
- msg_warning("color value out of range: " << red << ", " << green << ", " << blue << ", " << alpha);
+ msg_warning << "color value out of range: " << red << ", " << green << ", " << blue << ", " << alpha << std::endl;
}
float red, green, blue, alpha;