diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_shader.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_shader.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/intern/cycles/kernel/kernel_shader.h b/intern/cycles/kernel/kernel_shader.h index 1d2cf46aa56..7e0b0ff4d0f 100644 --- a/intern/cycles/kernel/kernel_shader.h +++ b/intern/cycles/kernel/kernel_shader.h @@ -26,7 +26,6 @@ * */ - #ifdef __OSL__ #include "osl_shader.h" @@ -301,7 +300,7 @@ __device_inline void _shader_bsdf_multi_eval(const ShaderData *sd, const float3 } } - *pdf = sum_pdf/sum_sample_weight; + *pdf = (sum_sample_weight > 0.0f)? sum_pdf/sum_sample_weight: 0.0f; } #endif |