Converts Euler angles in XYZ order to a rotation matrix.
Rotation around the x-axis in radians.
Rotation around the y-axis in radians.
Rotation around the z-axis in radians.
A rotation matrix.
https://github.com/FFI-no/n-vector/blob/f77f43d18ddb6b8ea4e1a8bb23a53700af965abb/nvector/xyz2R.m
Converts Euler angles in XYZ order to a rotation matrix.