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/*
* 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
ccl_device float3
svm_mapping(NodeMappingType type, float3 vector, float3 location, float3 rotation, float3 scale)
{
Transform rotationTransform = euler_to_transform(rotation);
switch (type) {
case NODE_MAPPING_TYPE_POINT:
return transform_direction(&rotationTransform, (vector * scale)) + location;
case NODE_MAPPING_TYPE_TEXTURE:
return safe_divide_float3_float3(
transform_direction_transposed(&rotationTransform, (vector - location)), scale);
case NODE_MAPPING_TYPE_VECTOR:
return transform_direction(&rotationTransform, (vector * scale));
case NODE_MAPPING_TYPE_NORMAL:
return safe_normalize(
transform_direction(&rotationTransform, safe_divide_float3_float3(vector, scale)));
default:
return make_float3(0.0f, 0.0f, 0.0f);
}
}
CCL_NAMESPACE_END
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