/*	paintedmatte surface shader
 *
 * 	Pixie is:
 * 	(c) Copyright 1999-2003 Okan Arikan. All rights reserved.
 */

surface paintedmatte (float Ka = 1, Kd = 1;string texname="") {
    normal Nf = faceforward (normalize(N),I);

    Ci = Cs;
    if (texname != "") {
        Ci *= texture(texname);
    }

    Ci = Ci * (Ka * ambient() + Kd * diffuse(Nf));
    Oi = Os;  Ci *= Oi;
}