forked from bartvdbraak/blender
b9ce231060
More information in this post: http://code.blender.org/ Thanks to all contributes for giving their permission!
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/*
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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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CCL_NAMESPACE_BEGIN
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__device void svm_node_combine_rgb(ShaderData *sd, float *stack, uint in_offset, uint color_index, uint out_offset)
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{
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float color = stack_load_float(stack, in_offset);
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if (stack_valid(out_offset))
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stack_store_float(stack, out_offset+color_index, color);
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}
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__device void svm_node_separate_rgb(ShaderData *sd, float *stack, uint icolor_offset, uint color_index, uint out_offset)
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{
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float3 color = stack_load_float3(stack, icolor_offset);
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if (stack_valid(out_offset)) {
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if (color_index == 0)
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stack_store_float(stack, out_offset, color.x);
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else if (color_index == 1)
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stack_store_float(stack, out_offset, color.y);
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else
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stack_store_float(stack, out_offset, color.z);
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}
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}
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CCL_NAMESPACE_END
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