diff options
Diffstat (limited to 'intern/cycles/kernel/svm/svm_vector_rotate.h')
| -rw-r--r-- | intern/cycles/kernel/svm/svm_vector_rotate.h | 24 |
1 files changed, 4 insertions, 20 deletions
diff --git a/intern/cycles/kernel/svm/svm_vector_rotate.h b/intern/cycles/kernel/svm/svm_vector_rotate.h index c7923e10c53..0dc0e223f41 100644 --- a/intern/cycles/kernel/svm/svm_vector_rotate.h +++ b/intern/cycles/kernel/svm/svm_vector_rotate.h @@ -35,26 +35,8 @@ ccl_device void svm_node_vector_rotate(ShaderData *sd, float3 center = stack_load_float3(stack, center_stack_offset); float3 result = make_float3(0.0f, 0.0f, 0.0f); - if (type != NODE_VECTOR_ROTATE_TYPE_AXIS && type != NODE_VECTOR_ROTATE_TYPE_AXIS_X && - type != NODE_VECTOR_ROTATE_TYPE_AXIS_Y && type != NODE_VECTOR_ROTATE_TYPE_AXIS_Z) { + if (type == NODE_VECTOR_ROTATE_TYPE_EULER_XYZ) { float3 rotation = stack_load_float3(stack, rotation_stack_offset); // Default XYZ. - switch (type) { - case NODE_VECTOR_ROTATE_TYPE_EULER_XZY: - rotation = make_float3(-rotation.x, -rotation.z, -rotation.y); - break; - case NODE_VECTOR_ROTATE_TYPE_EULER_YXZ: - rotation = make_float3(-rotation.y, -rotation.x, -rotation.z); - break; - case NODE_VECTOR_ROTATE_TYPE_EULER_YZX: - rotation = make_float3(rotation.y, rotation.z, rotation.x); - break; - case NODE_VECTOR_ROTATE_TYPE_EULER_ZXY: - rotation = make_float3(rotation.z, rotation.x, rotation.y); - break; - case NODE_VECTOR_ROTATE_TYPE_EULER_ZYX: - rotation = make_float3(-rotation.z, -rotation.y, -rotation.x); - break; - } Transform rotationTransform = euler_to_transform(rotation); result = transform_direction(&rotationTransform, vector - center) + center; } @@ -75,7 +57,9 @@ ccl_device void svm_node_vector_rotate(ShaderData *sd, break; } float angle = stack_load_float(stack, angle_stack_offset); - result = is_zero(axis) ? vector : rotate_around_axis(vector - center, axis, angle) + center; + result = (len_squared(axis) != 0.0f) ? + rotate_around_axis(vector - center, axis, angle) + center : + vector; } /* Output */ |