Commit: 581f0b2ce7ff821b89b73a507f865a5b56a2cecb
Author: Brecht Van Lommel
Date: Wed Sep 21 21:11:20 2022 +0200
Branches: cycles_path_guiding
https://developer.blender.org/rB581f0b2ce7ff821b89b73a507f865a5b56a2cecb
Fix crash with directly visible volume emission
===================================================================
M intern/cycles/kernel/integrator/guiding.h
===================================================================
diff --git a/intern/cycles/kernel/integrator/guiding.h
b/intern/cycles/kernel/integrator/guiding.h
index eaa73acf72d..c2bb0a8a505 100644
--- a/intern/cycles/kernel/integrator/guiding.h
+++ b/intern/cycles/kernel/integrator/guiding.h
@@ -288,10 +288,12 @@ ccl_device_forceinline void
guiding_record_volume_emission(KernelGlobals kg,
return;
}
- const float3 Le_rgb = spectrum_to_rgb(Le);
+ if (state->guiding.path_segment) {
+ const float3 Le_rgb = spectrum_to_rgb(Le);
- openpgl::cpp::SetDirectContribution(state->guiding.path_segment,
guiding_vec3f(Le_rgb));
- openpgl::cpp::SetMiWeight(state->guiding.path_segment, 1.0f);
+ openpgl::cpp::SetDirectContribution(state->guiding.path_segment,
guiding_vec3f(Le_rgb));
+ openpgl::cpp::SetMiWeight(state->guiding.path_segment, 1.0f);
+ }
#endif
}
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