quat_deriv_from_angvel_mat Subroutine

public subroutine quat_deriv_from_angvel_mat(q, mat)

Returns the matrix mapping angular velocity to time derivative of a unit quaternion.

Arguments

Type IntentOptional Attributes Name
real(kind=rp), intent(in), dimension(4) :: q

Unit quaternion.

real(kind=rp), intent(out), dimension(4,3) :: mat

Quaternion derivative matrix.