38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#pragma once
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#include "kernel/svm/types.h"
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#include "util/math.h"
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#include "util/transform.h"
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#include "util/types.h"
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CCL_NAMESPACE_BEGIN
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ccl_device float3 svm_mapping(NodeMappingType type,
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const float3 vector,
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const float3 location,
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const float3 rotation,
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const float3 scale)
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{
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const Transform rotationTransform = euler_to_transform(rotation);
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switch (type) {
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case NODE_MAPPING_TYPE_POINT:
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return transform_direction(&rotationTransform, (vector * scale)) + location;
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case NODE_MAPPING_TYPE_TEXTURE:
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return safe_divide(transform_direction_transposed(&rotationTransform, (vector - location)),
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scale);
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case NODE_MAPPING_TYPE_VECTOR:
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return transform_direction(&rotationTransform, (vector * scale));
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case NODE_MAPPING_TYPE_NORMAL:
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return safe_normalize(transform_direction(&rotationTransform, safe_divide(vector, scale)));
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default:
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return make_float3(0.0f, 0.0f, 0.0f);
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}
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}
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CCL_NAMESPACE_END
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