diff options
Diffstat (limited to 'intern/cycles/render/constant_fold.cpp')
| -rw-r--r-- | intern/cycles/render/constant_fold.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/intern/cycles/render/constant_fold.cpp b/intern/cycles/render/constant_fold.cpp index 851d4b71df8..f3809ee8d80 100644 --- a/intern/cycles/render/constant_fold.cpp +++ b/intern/cycles/render/constant_fold.cpp @@ -429,4 +429,21 @@ void ConstantFolder::fold_vector_math(NodeVectorMathType type) const } } +void ConstantFolder::fold_mapping(NodeMappingType type) const +{ + ShaderInput *vector_in = node->input("Vector"); + ShaderInput *location_in = node->input("Location"); + ShaderInput *rotation_in = node->input("Rotation"); + ShaderInput *scale_in = node->input("Scale"); + + if (is_zero(scale_in)) { + make_zero(); + } + else if ((is_zero(location_in) || type == NODE_MAPPING_TYPE_VECTOR || + type == NODE_MAPPING_TYPE_NORMAL) && + is_zero(rotation_in) && is_one(scale_in)) { + try_bypass_or_make_constant(vector_in); + } +} + CCL_NAMESPACE_END |