diff options
Diffstat (limited to 'intern/cycles/kernel/svm/svm_fresnel.h')
| -rw-r--r-- | intern/cycles/kernel/svm/svm_fresnel.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/intern/cycles/kernel/svm/svm_fresnel.h b/intern/cycles/kernel/svm/svm_fresnel.h index 3703ec55015..99dda5fb170 100644 --- a/intern/cycles/kernel/svm/svm_fresnel.h +++ b/intern/cycles/kernel/svm/svm_fresnel.h @@ -24,7 +24,7 @@ ccl_device void svm_node_fresnel(ShaderData *sd, float *stack, uint ior_offset, decode_node_uchar4(node, &normal_offset, &out_offset, NULL, NULL); float eta = (stack_valid(ior_offset))? stack_load_float(stack, ior_offset): __uint_as_float(ior_value); float3 normal_in = stack_valid(normal_offset)? stack_load_float3(stack, normal_offset): sd->N; - + eta = fmaxf(eta, 1e-5f); eta = (sd->flag & SD_BACKFACING)? 1.0f/eta: eta; @@ -71,4 +71,3 @@ ccl_device void svm_node_layer_weight(ShaderData *sd, float *stack, uint4 node) } CCL_NAMESPACE_END - |