Commit: d717a50d5bd6861c78a37dc9983e2e1aa039fedd
Author: Brecht Van Lommel
Date: Fri Sep 10 16:18:47 2021 +0200
Branches: cycles-x
https://developer.blender.org/rBd717a50d5bd6861c78a37dc9983e2e1aa039fedd
Fix error in last random walk bugfix
===================================================================
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 1629677e0f8..0f2b9225ce2 100644
--- a/intern/cycles/kernel/integrator/integrator_subsurface.h
+++ b/intern/cycles/kernel/integrator/integrator_subsurface.h
@@ -192,9 +192,6 @@ ccl_device void subsurface_random_walk_coefficients(const
float3 albedo,
subsurface_random_walk_remap(albedo.y, radius.y, anisotropy, &sigma_t_y,
&alpha_y);
subsurface_random_walk_remap(albedo.z, radius.z, anisotropy, &sigma_t_z,
&alpha_z);
- *sigma_t = make_float3(sigma_t_x, sigma_t_y, sigma_t_z);
- *alpha = make_float3(alpha_x, alpha_y, alpha_z);
-
/* Throughput already contains closure weight at this point, which includes
the
* albedo, as well as closure mixing and Fresnel weights. Divide out the
albedo
* which will be added through scattering. */
@@ -216,6 +213,9 @@ ccl_device void subsurface_random_walk_coefficients(const
float3 albedo,
(*throughput).z *= alpha_z / min_alpha;
alpha_z = min_alpha;
}
+
+ *sigma_t = make_float3(sigma_t_x, sigma_t_y, sigma_t_z);
+ *alpha = make_float3(alpha_x, alpha_y, alpha_z);
}
/* References for Dwivedi sampling:
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