isRigid Method

Test if the matrix is a rigid matrix (or pure rotation, i.e., columns and rows are unit length and pairwise perpendicular and determinant is +1).

isRigid(allowMirror: booleanfalse): boolean

Parameter Type Description
allowMirror boolean whether to widen the test to return true if the matrix is a mirror (determinant is -1).

Returns - boolean

Defined in

Last Updated: 13 May, 2024