blender/intern/cycles/kernel/shaders/node_mix_closure.osl

/*
 * Copyright 2011-2013 Blender Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "stdosl.h"

shader node_mix_closure(float Fac = 0.5,
                        closure color Closure1 = 0,
                        closure color Closure2 = 0,
                        output closure color Closure = 0)
{
  float t = clamp(Fac, 0.0, 1.0);
  Closure = (1.0 - t) * Closure1 + t * Closure2;
}