blender/intern/cycles/kernel/shaders/node_attribute.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 "stdosl.h"
shader node_attribute(
string bump_offset = "center",
string name = "",
output point Vector = point(0.0, 0.0, 0.0),
output color Color = 0.0,
output float Fac = 0.0)
{
getattribute(name, Color);
Vector = point(Color);
getattribute(name, Fac);
if (bump_offset == "dx") {
Color += Dx(Color);
Vector += Dx(Vector);
Fac += Dx(Fac);
}
else if (bump_offset == "dy") {
Color += Dy(Color);
Vector += Dy(Vector);
Fac += Dy(Fac);
}
}