diff options
| -rw-r--r-- | intern/cycles/kernel/closure/alloc.h | 4 | ||||
| -rw-r--r-- | intern/cycles/kernel/svm/svm_tex_coord.h | 9 |
2 files changed, 10 insertions, 3 deletions
diff --git a/intern/cycles/kernel/closure/alloc.h b/intern/cycles/kernel/closure/alloc.h index 5b74a868e72..99a5a675976 100644 --- a/intern/cycles/kernel/closure/alloc.h +++ b/intern/cycles/kernel/closure/alloc.h @@ -57,6 +57,8 @@ ccl_device ccl_addr_space void *closure_alloc_extra(ShaderData *sd, int size) ccl_device_inline ShaderClosure *bsdf_alloc(ShaderData *sd, int size, float3 weight) { + kernel_assert(isfinite3_safe(weight)); + const float sample_weight = fabsf(average(weight)); /* Use comparison this way to help dealing with non-finite weight: if the average is not finite @@ -81,6 +83,8 @@ ccl_device_inline ShaderClosure *bsdf_alloc_osl(ShaderData *sd, float3 weight, void *data) { + kernel_assert(isfinite3_safe(weight)); + const float sample_weight = fabsf(average(weight)); /* Use comparison this way to help dealing with non-finite weight: if the average is not finite diff --git a/intern/cycles/kernel/svm/svm_tex_coord.h b/intern/cycles/kernel/svm/svm_tex_coord.h index 4fe940f1a67..fc46bb584be 100644 --- a/intern/cycles/kernel/svm/svm_tex_coord.h +++ b/intern/cycles/kernel/svm/svm_tex_coord.h @@ -370,10 +370,13 @@ ccl_device void svm_node_tangent(KernelGlobals *kg, ShaderData *sd, float *stack if (direction_type == NODE_TANGENT_UVMAP) { /* UV map */ - if (desc.offset == ATTR_STD_NOT_FOUND) - tangent = make_float3(0.0f, 0.0f, 0.0f); - else + if (desc.offset == ATTR_STD_NOT_FOUND) { + stack_store_float3(stack, tangent_offset, zero_float3()); + return; + } + else { tangent = attribute_value; + } } else { /* radial */ |