A 3x3 rotation matrix in row-major order, using the same row-vector convention Babylon.js uses (v * M, not M * v). Every matrix the collision system builds is a pure rotation, so the inverse is always the transpose - see untransform.
v * M
M * v
A 3x3 rotation matrix in row-major order, using the same row-vector convention Babylon.js uses (
v * M, notM * v). Every matrix the collision system builds is a pure rotation, so the inverse is always the transpose - see untransform.