29 lines
889 B
Plaintext
29 lines
889 B
Plaintext
/*
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* Copyright 2011-2013 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "stdosl.h"
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shader node_normal(
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normal direction = normal(0.0, 0.0, 0.0),
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normal NormalIn = normal(0.0, 0.0, 0.0),
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output normal NormalOut = normal(0.0, 0.0, 0.0),
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output float Dot = 1.0)
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{
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NormalOut = normalize(direction);
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Dot = dot(NormalOut, normalize(NormalIn));
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}
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