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Cycles: principled absorption color now has more effect at lower values.

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Brecht Van Lommel
2018-02-28 04:36:55 +01:00
parent 4762c099d7
commit 8cc7f48581
3 changed files with 13 additions and 2 deletions
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3
intern/cycles/kernel/shaders/node_principled_volume.osl
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@@ -51,7 +51,8 @@ shader node_principled_volume(
/* Add scattering and absorption closures. */
color scatter_coeff = scatter_color;
color absorption_coeff = max(1.0 - scatter_color, 0.0) * max(1.0 - AbsorptionColor, 0.0);
color absorption_color = sqrt(max(AbsorptionColor, 0.0));
color absorption_coeff = max(1.0 - scatter_color, 0.0) * max(1.0 - absorption_color, 0.0);
Volume = scatter_coeff * density * henyey_greenstein(Anisotropy) +
absorption_coeff * density * absorption();
}