createFromQuaternion MethodStatic

Create a matrix from a quaternion. WARNING: There is frequent confusion over whether a "from quaternion" matrix is organized by rows or columns. If you find that the matrix seems to rotate by the opposite angle, transpose it.

Some math details can be found at http://marc-b-reynolds.github.io/quaternions/2017/08/08/QuatRotMatrix.html

createFromQuaternion(quat: Point4d): Matrix3d

Returns - Matrix3d

Defined in

• geometry3d/Matrix3d.ts Line 2843