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Add a new shader node to control volume coefficients (scattering, absorption and emission) directly, making it easier to model existing volumes with measured data. Pull Request: https://projects.blender.org/blender/blender/pulls/136287
20 lines
767 B
Text
20 lines
767 B
Text
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#include "node_scatter.h"
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shader node_scatter_volume(string phase = "Henyey-Greenstein",
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color Color = color(0.8, 0.8, 0.8),
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float Density = 1.0,
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float Anisotropy = 0.0,
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float IOR = 1.33,
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float Backscatter = 0.1,
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float Alpha = 0.5,
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float Diameter = 20.0,
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output closure color Volume = 0)
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{
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closure color scatter_closure = scatter(phase, Anisotropy, IOR, Backscatter, Alpha, Diameter);
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Volume = (Color * max(Density, 0.0)) * scatter_closure;
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}
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