diff options
| author | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-01-31 19:59:30 +0400 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-01-31 19:59:30 +0400 |
| commit | 21554f2df5a369c41e47f5aeaa5dc871503738c4 (patch) | |
| tree | b52ae7bea742b894bf312890d30056fa5f4cdf3a /intern | |
| parent | 87149fc4b6b700ddaa2778b935b7a7908a9d6b1d (diff) | |
Fix #30011 & #30027: cycles division by zero evaluating BSDF with zero weights,
showed up as NaN on GPU render.
Diffstat (limited to 'intern')
| -rw-r--r-- | intern/cycles/kernel/kernel_shader.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernel_shader.h b/intern/cycles/kernel/kernel_shader.h index 0f04af1275d..7e0b0ff4d0f 100644 --- a/intern/cycles/kernel/kernel_shader.h +++ b/intern/cycles/kernel/kernel_shader.h @@ -300,7 +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 |