diff options
Diffstat (limited to 'intern/cycles/kernel/svm/svm_tex_coord.h')
-rw-r--r-- | intern/cycles/kernel/svm/svm_tex_coord.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/intern/cycles/kernel/svm/svm_tex_coord.h b/intern/cycles/kernel/svm/svm_tex_coord.h index 98b3c4ecb7c..f14f358fed8 100644 --- a/intern/cycles/kernel/svm/svm_tex_coord.h +++ b/intern/cycles/kernel/svm/svm_tex_coord.h @@ -273,7 +273,7 @@ ccl_device void svm_node_normal_map(KernelGlobals *kg, ShaderData *sd, float *st if (space == NODE_NORMAL_MAP_TANGENT) { /* tangent space */ - if (sd->object == OBJECT_NONE) { + if (sd->object == OBJECT_NONE || (sd->type & PRIMITIVE_ALL_TRIANGLE) == 0) { /* Fallback to unperturbed normal. */ stack_store_float3(stack, normal_offset, sd->N); return; @@ -282,10 +282,8 @@ ccl_device void svm_node_normal_map(KernelGlobals *kg, ShaderData *sd, float *st /* first try to get tangent attribute */ const AttributeDescriptor attr = find_attribute(kg, sd, node.z); const AttributeDescriptor attr_sign = find_attribute(kg, sd, node.w); - const AttributeDescriptor attr_normal = find_attribute(kg, sd, ATTR_STD_VERTEX_NORMAL); - if (attr.offset == ATTR_STD_NOT_FOUND || attr_sign.offset == ATTR_STD_NOT_FOUND || - attr_normal.offset == ATTR_STD_NOT_FOUND) { + if (attr.offset == ATTR_STD_NOT_FOUND || attr_sign.offset == ATTR_STD_NOT_FOUND) { /* Fallback to unperturbed normal. */ stack_store_float3(stack, normal_offset, sd->N); return; @@ -297,7 +295,7 @@ ccl_device void svm_node_normal_map(KernelGlobals *kg, ShaderData *sd, float *st float3 normal; if (sd->shader & SHADER_SMOOTH_NORMAL) { - normal = primitive_surface_attribute_float3(kg, sd, attr_normal, NULL, NULL); + normal = triangle_smooth_normal_unnormalized(kg, sd->Ng, sd->prim, sd->u, sd->v); } else { normal = sd->Ng; |