diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_path.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_path.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernel_path.h b/intern/cycles/kernel/kernel_path.h index 6d89a89ed5b..6a36c68d69f 100644 --- a/intern/cycles/kernel/kernel_path.h +++ b/intern/cycles/kernel/kernel_path.h @@ -141,6 +141,10 @@ ccl_device void kernel_path_indirect(KernelGlobals *kg, #endif /* __LAMP_MIS__ */ #ifdef __VOLUME__ + /* Sanitize volume stack. */ + if(!hit) { + kernel_volume_clean_stack(kg, state->volume_stack); + } /* volume attenuation, emission, scatter */ if(state->volume_stack[0].shader != SHADER_NONE) { Ray volume_ray = *ray; @@ -658,6 +662,10 @@ ccl_device_inline float4 kernel_path_integrate(KernelGlobals *kg, #endif /* __LAMP_MIS__ */ #ifdef __VOLUME__ + /* Sanitize volume stack. */ + if(!hit) { + kernel_volume_clean_stack(kg, state.volume_stack); + } /* volume attenuation, emission, scatter */ if(state.volume_stack[0].shader != SHADER_NONE) { Ray volume_ray = ray; |