// Copyright Contributors to the Open Shading Language project.
// SPDX-License-Identifier: BSD-3-Clause
// https://github.com/AcademySoftwareFoundation/OpenShadingLanguage

surface b ( closure color CCin = 0 )
{
    printf("\nb: CCin = %s\n", CCin);
    Ci = CCin + diffuse(N) * color(.18,0,0);
    printf("b: Ci = %s\n",Ci);
}
