Commit: 233004789ea2bb199e604aa1bd6c2838d414ffa9
Author: Brecht Van Lommel
Date: Tue Mar 15 18:40:59 2022 +0100
Branches: blender-v3.1-release
https://developer.blender.org/rB233004789ea2bb199e604aa1bd6c2838d414ffa9
Fix T96381: Cycles GPU wrong render with camera inside multiple volumes
===================================================================
M intern/cycles/kernel/integrator/intersect_volume_stack.h
===================================================================
diff --git a/intern/cycles/kernel/integrator/intersect_volume_stack.h
b/intern/cycles/kernel/integrator/intersect_volume_stack.h
index ee3d82ebacb..9dd7720f032 100644
--- a/intern/cycles/kernel/integrator/intersect_volume_stack.h
+++ b/intern/cycles/kernel/integrator/intersect_volume_stack.h
@@ -72,6 +72,8 @@ ccl_device void
integrator_volume_stack_update_for_subsurface(KernelGlobals kg,
/* Move ray forward. */
volume_ray.P = stack_sd->P;
+ volume_ray.self.object = isect.object;
+ volume_ray.self.prim = isect.prim;
if (volume_ray.t != FLT_MAX) {
volume_ray.D = normalize_len(to_P - volume_ray.P, &volume_ray.t);
}
@@ -211,6 +213,8 @@ ccl_device void integrator_volume_stack_init(KernelGlobals
kg, IntegratorState s
/* Move ray forward. */
volume_ray.P = stack_sd->P;
+ volume_ray.self.object = isect.object;
+ volume_ray.self.prim = isect.prim;
++step;
}
#endif
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