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Cycles: option to make background visible through glass transparent.

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This can be enabled in the Film panel, with an option to control the
transmisison roughness below which glass becomes transparent.

Differential Revision: https://developer.blender.org/D2904
This commit is contained in:
Lukas Stockner
2018-01-11 20:03:31 +01:00
committed by Brecht Van Lommel
parent cce280dd67
commit 322f0223d0
11 changed files with 79 additions and 24 deletions
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2
intern/cycles/kernel/kernel_passes.h
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@@ -140,7 +140,7 @@ ccl_device_inline void kernel_update_denoising_features(KernelGlobals *kg,
/* All closures contribute to the normal feature, but only diffuse-like ones to the albedo. */
normal += sc->N * sc->sample_weight;
sum_weight += sc->sample_weight;
if(bsdf_get_roughness_sqr(sc) > sqr(0.075f)) {
if(bsdf_get_roughness_squared(sc) > sqr(0.075f)) {
albedo += sc->weight;
sum_nonspecular_weight += sc->sample_weight;
}