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| author | Campbell Barton <campbell@blender.org> | 2022-08-24 09:34:04 +0300 |
|---|---|---|
| committer | Campbell Barton <campbell@blender.org> | 2022-08-24 09:34:04 +0300 |
| commit | 4fb64068a7f02cede132b0f011caafb86b32414b (patch) | |
| tree | 658f994db4ff5ddf926124e1abf50909a011c0a3 /source/blender/io | |
| parent | f39c9d1596f7e2efae2cac30e09dc87989485c6f (diff) | |
Cleanup: use determinant_m3(m) < 0 to implement is_negative_m3/m4
Use a more direct method of checking if a matrix is negative instead of
using cross & dot product.
Also replace some determinant_m3() < 0 checks with is_negative_m3.
Diffstat (limited to 'source/blender/io')
| -rw-r--r-- | source/blender/io/wavefront_obj/exporter/obj_export_mesh.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/io/wavefront_obj/exporter/obj_export_mesh.cc b/source/blender/io/wavefront_obj/exporter/obj_export_mesh.cc index bac95833ac3..815163ad19e 100644 --- a/source/blender/io/wavefront_obj/exporter/obj_export_mesh.cc +++ b/source/blender/io/wavefront_obj/exporter/obj_export_mesh.cc @@ -133,7 +133,7 @@ void OBJMesh::set_world_axes_transform(const eIOAxis forward, const eIOAxis up) copy_m3_m4(normal_matrix, world_and_axes_transform_); invert_m3_m3(world_and_axes_normal_transform_, normal_matrix); transpose_m3(world_and_axes_normal_transform_); - mirrored_transform_ = determinant_m3_array(world_and_axes_normal_transform_) < 0; + mirrored_transform_ = is_negative_m3(world_and_axes_normal_transform_); } int OBJMesh::tot_vertices() const |