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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2015 Benoit Steiner <benoit.steiner.goog@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "main.h"
#include <limits>
#include <Eigen/Dense>
#include <Eigen/CXX11/Tensor>
using Eigen::Tensor;
template <int DataLayout>
static void test_custom_index() {
Tensor<float, 4, DataLayout> tensor(2, 3, 5, 7);
tensor.setRandom();
using NormalIndex = DSizes<ptrdiff_t, 4>;
using CustomIndex = Matrix<unsigned int , 4, 1>;
CustomIndex coeffC(1,2,4,1);
NormalIndex coeff(1,2,4,1);
VERIFY_IS_EQUAL(tensor.coeff(coeffC), tensor.coeff(coeff));
VERIFY_IS_EQUAL(tensor.coeffRef(coeffC), tensor.coeffRef(coeff));
}
void test_cxx11_tensor_custom_index() {
test_custom_index<ColMajor>();
test_custom_index<RowMajor>();
}
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