diff options
Diffstat (limited to 'intern/cycles/kernel/svm/svm_sepcomb_vector.h')
-rw-r--r-- | intern/cycles/kernel/svm/svm_sepcomb_vector.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/svm_sepcomb_vector.h b/intern/cycles/kernel/svm/svm_sepcomb_vector.h new file mode 100644 index 00000000000..c8e7e34f87d --- /dev/null +++ b/intern/cycles/kernel/svm/svm_sepcomb_vector.h @@ -0,0 +1,44 @@ +/* + * Copyright 2011-2014 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 + */ + +CCL_NAMESPACE_BEGIN + +/* Vector combine / separate, used for the RGB and XYZ nodes */ + +ccl_device void svm_node_combine_vector(ShaderData *sd, float *stack, uint in_offset, uint vector_index, uint out_offset) +{ + float vector = stack_load_float(stack, in_offset); + + if (stack_valid(out_offset)) + stack_store_float(stack, out_offset+vector_index, vector); +} + +ccl_device void svm_node_separate_vector(ShaderData *sd, float *stack, uint ivector_offset, uint vector_index, uint out_offset) +{ + float3 vector = stack_load_float3(stack, ivector_offset); + + if (stack_valid(out_offset)) { + if (vector_index == 0) + stack_store_float(stack, out_offset, vector.x); + else if (vector_index == 1) + stack_store_float(stack, out_offset, vector.y); + else + stack_store_float(stack, out_offset, vector.z); + } +} + +CCL_NAMESPACE_END + |