6dc979e2f9
This patch suppress the OSL warnings resulted from ambiguous calls to the normalize function. This is done by casting to the vector type before normalizing. Reviewed By: Brecht Differential Revision: https://developer.blender.org/D6621
74 lines
2.2 KiB
Plaintext
74 lines
2.2 KiB
Plaintext
/*
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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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#include "stdosl.h"
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point safe_divide(point a, point b)
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{
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return point((b[0] != 0.0) ? a[0] / b[0] : 0.0,
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(b[1] != 0.0) ? a[1] / b[1] : 0.0,
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(b[2] != 0.0) ? a[2] / b[2] : 0.0);
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}
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matrix euler_to_mat(point euler)
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{
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float cx = cos(euler[0]);
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float cy = cos(euler[1]);
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float cz = cos(euler[2]);
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float sx = sin(euler[0]);
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float sy = sin(euler[1]);
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float sz = sin(euler[2]);
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matrix mat = matrix(1.0);
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mat[0][0] = cy * cz;
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mat[0][1] = cy * sz;
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mat[0][2] = -sy;
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mat[1][0] = sy * sx * cz - cx * sz;
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mat[1][1] = sy * sx * sz + cx * cz;
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mat[1][2] = cy * sx;
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mat[2][0] = sy * cx * cz + sx * sz;
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mat[2][1] = sy * cx * sz - sx * cz;
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mat[2][2] = cy * cx;
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return mat;
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}
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shader node_mapping(string type = "point",
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point VectorIn = point(0.0, 0.0, 0.0),
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point Location = point(0.0, 0.0, 0.0),
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point Rotation = point(0.0, 0.0, 0.0),
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point Scale = point(1.0, 1.0, 1.0),
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output point VectorOut = point(0.0, 0.0, 0.0))
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{
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if (type == "point") {
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VectorOut = transform(euler_to_mat(Rotation), (VectorIn * Scale)) + Location;
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}
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else if (type == "texture") {
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VectorOut = safe_divide(transform(transpose(euler_to_mat(Rotation)), (VectorIn - Location)),
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Scale);
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}
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else if (type == "vector") {
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VectorOut = transform(euler_to_mat(Rotation), (VectorIn * Scale));
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}
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else if (type == "normal") {
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VectorOut = normalize((vector)transform(euler_to_mat(Rotation), safe_divide(VectorIn, Scale)));
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}
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else {
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warning("%s", "Unknown Mapping vector type!");
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}
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}
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