diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_multires.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_multires.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/source/blender/blenkernel/BKE_multires.h b/source/blender/blenkernel/BKE_multires.h index 7cefda3330d..f246522fffe 100644 --- a/source/blender/blenkernel/BKE_multires.h +++ b/source/blender/blenkernel/BKE_multires.h @@ -155,8 +155,10 @@ void BKE_multires_subdiv_mesh_settings_init( /* For a given partial derivatives of a ptex face get tangent matrix for * displacement. - * Corner needs to be known to properly "rotate" partial derivatives. - */ + * + * Corner needs to be known to properly "rotate" partial derivatives when the + * matrix is being constructed for quad. For non-quad the corner is to be set + * to 0. */ BLI_INLINE void BKE_multires_construct_tangent_matrix( float tangent_matrix[3][3], const float dPdu[3], |