eigen2support.cpp File Reference

#include "main.h"

Macros
#define	EIGEN2_SUPPORT

Functions
template<typename MatrixType >
void	eigen2support (const MatrixType &m)
	EIGEN_DECLARE_TEST (eigen2support)

Macro Definition Documentation

EIGEN2_SUPPORT

#define EIGEN2_SUPPORT

Function Documentation

eigen2support()

template<typename MatrixType >

void eigen2support

(

const MatrixType &

m

)

                                        {
  typedef typename MatrixType::Scalar Scalar;
 
  Index rows = m.rows();
  Index cols = m.cols();
 
  MatrixType m1 = MatrixType::Random(rows, cols), m3(rows, cols);
 
  Scalar s1 = internal::random<Scalar>(), s2 = internal::random<Scalar>();
 
  // scalar addition
  VERIFY_IS_APPROX(m1.cwise() + s1, s1 + m1.cwise());
  VERIFY_IS_APPROX(m1.cwise() + s1, MatrixType::Constant(rows, cols, s1) + m1);
  VERIFY_IS_APPROX((m1 * Scalar(2)).cwise() - s2, (m1 + m1) - MatrixType::Constant(rows, cols, s2));
  m3 = m1;
  m3.cwise() += s2;
  VERIFY_IS_APPROX(m3, m1.cwise() + s2);
  m3 = m1;
  m3.cwise() -= s1;
  VERIFY_IS_APPROX(m3, m1.cwise() - s1);
 
  VERIFY_IS_EQUAL((m1.corner(TopLeft, 1, 1)), (m1.block(0, 0, 1, 1)));
  VERIFY_IS_EQUAL((m1.template corner<1, 1>(TopLeft)), (m1.template block<1, 1>(0, 0)));
  VERIFY_IS_EQUAL((m1.col(0).start(1)), (m1.col(0).segment(0, 1)));
  VERIFY_IS_EQUAL((m1.col(0).template start<1>()), (m1.col(0).segment(0, 1)));
  VERIFY_IS_EQUAL((m1.col(0).end(1)), (m1.col(0).segment(rows - 1, 1)));
  VERIFY_IS_EQUAL((m1.col(0).template end<1>()), (m1.col(0).segment(rows - 1, 1)));
 
  using numext::abs2;
  using numext::real;
  using std::cos;
  VERIFY_IS_EQUAL(ei_cos(s1), cos(s1));
  VERIFY_IS_EQUAL(ei_real(s1), real(s1));
  VERIFY_IS_EQUAL(ei_abs2(s1), abs2(s1));
 
  m1.minor(0, 0);
}

References Eigen::numext::abs2(), cols, cos(), m, m1, rows, VERIFY_IS_APPROX, and VERIFY_IS_EQUAL.

Referenced by EIGEN_DECLARE_TEST().

EIGEN_DECLARE_TEST()

EIGEN_DECLARE_TEST

(

eigen2support

)

                                  {
  for (int i = 0; i < g_repeat; i++) {
    CALL_SUBTEST_1(eigen2support(Matrix<double, 1, 1>()));
    CALL_SUBTEST_2(eigen2support(MatrixXd(1, 1)));
    CALL_SUBTEST_4(eigen2support(Matrix3f()));
    CALL_SUBTEST_5(eigen2support(Matrix4d()));
    CALL_SUBTEST_2(eigen2support(MatrixXf(200, 200)));
    CALL_SUBTEST_6(eigen2support(MatrixXcd(100, 100)));
  }
}

References CALL_SUBTEST_1, CALL_SUBTEST_2, CALL_SUBTEST_4, CALL_SUBTEST_5, CALL_SUBTEST_6, eigen2support(), Eigen::g_repeat, and i.