intern/cycles/kernel/shaders/node_clamp.osl


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/*
 * 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 "stdcycles.h"

shader node_clamp(string clamp_type = "minmax",
                  float Value = 1.0,
                  float Min = 0.0,
                  float Max = 1.0,
                  output float Result = 0.0)
{
  Result = (clamp_type == "range" && (Min > Max)) ? clamp(Value, Max, Min) :
                                                    clamp(Value, Min, Max);
}