random_rotation_matrix.h

// Description: Uniform random rotation matrix

#ifndef PASTELMATH_RANDOM_ROTATION_MATRIX_H
#define PASTELMATH_RANDOM_ROTATION_MATRIX_H

#include "pastel/math/matrix/matrix.h"
#include "pastel/math/matrix/random_matrix/random_orthogonal_matrix.h"

#include <armadillo>

namespace Pastel
{

    //! Returns a uniformly distributed random rotation matrix.
    /*!
   Preconditions:
   n >= 0
   */
    template <typename Real>
    arma::Mat<Real> randomRotation(integer n)
    {
        ENSURE_OP(n, >=, 0);
        return randomOrthogonal<Real>(n, 1);
    }

}

#endif