9cfc7967dd
* Replace license text in headers with SPDX identifiers. * Remove specific license info from outdated readme.txt, instead leave details to the source files. * Add list of SPDX license identifiers used, and corresponding license texts. * Update copyright dates while we're at it. Ref D14069, T95597
33 lines
1005 B
Plaintext
33 lines
1005 B
Plaintext
/* SPDX-License-Identifier: Apache-2.0
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* Copyright 2011-2022 Blender Foundation */
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#include "stdcycles.h"
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shader node_voxel_texture(string filename = "",
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string interpolation = "linear",
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int use_mapping = 0,
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matrix mapping = matrix(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0),
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point Vector = P,
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output float Density = 0,
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output color Color = 0)
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{
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point p = Vector;
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if (use_mapping) {
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p = transform(mapping, p);
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}
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else {
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p = transform("object", Vector);
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matrix tfm;
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if (getattribute("geom:generated_transform", tfm))
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p = transform(tfm, p);
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}
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if (p[0] < 0.0 || p[1] < 0.0 || p[2] < 0.0 || p[0] > 1.0 || p[1] > 1.0 || p[2] > 1.0) {
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Density = 0;
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Color = color(0, 0, 0);
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}
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else {
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Color = (color)texture3d(
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filename, p, "wrap", "periodic", "interp", interpolation, "alpha", Density);
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}
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}
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