cxx11_tensor_const.cpp File Reference

#include "main.h"
#include <Eigen/CXX11/Tensor>

Functions
static void	test_simple_assign ()
static void	test_assign_of_const_tensor ()
	EIGEN_DECLARE_TEST (cxx11_tensor_const)

Function Documentation

EIGEN_DECLARE_TEST()

EIGEN_DECLARE_TEST

(

cxx11_tensor_const

)

                                       {
  CALL_SUBTEST(test_simple_assign());
  CALL_SUBTEST(test_assign_of_const_tensor());
}

References CALL_SUBTEST, test_assign_of_const_tensor(), and test_simple_assign().

test_assign_of_const_tensor()

static void test_assign_of_const_tensor ( )

static

                                          {
  Tensor<int, 3> random(2, 3, 7);
  random.setRandom();
 
  TensorMap<Tensor<const int, 3> > constant1(random.data(), 2, 3, 7);
  TensorMap<const Tensor<int, 3> > constant2(random.data(), 2, 3, 7);
  const TensorMap<Tensor<int, 3> > constant3(random.data(), 2, 3, 7);
 
  Tensor<int, 2> result1 = constant1.chip(0, 2);
  Tensor<int, 2> result2 = constant2.chip(0, 2);
  Tensor<int, 2> result3 = constant3.chip(0, 2);
 
  for (int i = 0; i < 2; ++i) {
    for (int j = 0; j < 3; ++j) {
      VERIFY_IS_EQUAL((result1(i, j)), random(i, j, 0));
      VERIFY_IS_EQUAL((result2(i, j)), random(i, j, 0));
      VERIFY_IS_EQUAL((result3(i, j)), random(i, j, 0));
    }
  }
}

References Eigen::TensorBase< Derived, AccessLevel >::chip(), Eigen::Tensor< Scalar_, NumIndices_, Options_, IndexType_ >::data(), i, j, Eigen::TensorBase< Derived, AccessLevel >::setRandom(), and VERIFY_IS_EQUAL.

Referenced by EIGEN_DECLARE_TEST().

test_simple_assign()

static void test_simple_assign ( )

static

                                 {
  Tensor<int, 3> random(2, 3, 7);
  random.setRandom();
 
  TensorMap<Tensor<const int, 3> > constant(random.data(), 2, 3, 7);
  Tensor<int, 3> result(2, 3, 7);
  result = constant;
 
  for (int i = 0; i < 2; ++i) {
    for (int j = 0; j < 3; ++j) {
      for (int k = 0; k < 7; ++k) {
        VERIFY_IS_EQUAL((result(i, j, k)), random(i, j, k));
      }
    }
  }
}

References Eigen::Tensor< Scalar_, NumIndices_, Options_, IndexType_ >::data(), i, j, k, Eigen::TensorBase< Derived, AccessLevel >::setRandom(), and VERIFY_IS_EQUAL.

Referenced by EIGEN_DECLARE_TEST().