blender/intern/cycles/kernel/shaders/node_map_range.osl
2019-08-15 01:34:58 +10:00

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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 "stdosl.h"
shader node_map_range(float Value = 1.0,
float FromMin = 0.0,
float FromMax = 1.0,
float ToMin = 0.0,
float ToMax = 1.0,
output float Result = 0.0)
{
if (FromMax != FromMin) {
Result = ToMin + ((Value - FromMin) / (FromMax - FromMin)) * (ToMax - ToMin);
}
}