Commit: 403fd0734f5576999f81bb3522495688cb1b368d
Author: Brecht Van Lommel
Date: Tue Jul 13 18:51:10 2021 +0200
Branches: cycles-x
https://developer.blender.org/rB403fd0734f5576999f81bb3522495688cb1b368d
Fix incorrect diffuse/glossy/transmission with indirect SSS
===================================================================
M intern/cycles/kernel/integrator/integrator_subsurface.h
===================================================================
diff --git a/intern/cycles/kernel/integrator/integrator_subsurface.h
b/intern/cycles/kernel/integrator/integrator_subsurface.h
index a8ebbdd6a0c..a24b4bb4c03 100644
--- a/intern/cycles/kernel/integrator/integrator_subsurface.h
+++ b/intern/cycles/kernel/integrator/integrator_subsurface.h
@@ -114,7 +114,9 @@ ccl_device int subsurface_bounce(INTEGRATOR_STATE_ARGS,
ShaderData *sd, const Sh
/* Pass BSSRDF parameters. */
INTEGRATOR_STATE_WRITE(path, flag) |= PATH_RAY_SUBSURFACE;
INTEGRATOR_STATE_WRITE(path, throughput) *= shader_bssrdf_sample_weight(sd,
sc);
- INTEGRATOR_STATE_WRITE(path, diffuse_glossy_ratio) = one_float3();
+ if (INTEGRATOR_STATE(path, bounce) == 0) {
+ INTEGRATOR_STATE_WRITE(path, diffuse_glossy_ratio) = one_float3();
+ }
const float roughness = (sc->type == CLOSURE_BSSRDF_PRINCIPLED_ID ||
sc->type ==
CLOSURE_BSSRDF_PRINCIPLED_RANDOM_WALK_ID) ?
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