143 lines
3.0 KiB
C++
143 lines
3.0 KiB
C++
// Copyright 2002 The Trustees of Indiana University.
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Boost.MultiArray Library
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// Authors: Ronald Garcia
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// Jeremy Siek
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// Andrew Lumsdaine
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// See http://www.boost.org/libs/multi_array for documentation.
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#include <boost/multi_array.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <algorithm>
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#include <list>
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int
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main()
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{
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typedef boost::multi_array<double, 3> array;
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typedef array::size_type size_type;
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boost::array<size_type,3> sizes = { { 3, 3, 3 } };
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const size_type num_elements = 27;
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// Copy Constructor
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{
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array A(sizes);
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std::vector<double> vals(num_elements, 4.5);
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A.assign(vals.begin(),vals.end());
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array B(A);
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BOOST_TEST(A == B);
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BOOST_TEST(B == A);
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BOOST_TEST(A[0] == B[0]);
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}
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// Assignment Operator
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{
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array A(sizes), B(sizes);
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std::vector<double> vals(num_elements, 4.5);
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A.assign(vals.begin(),vals.end());
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B = A;
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BOOST_TEST(A == B);
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BOOST_TEST(B == A);
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BOOST_TEST(B[0] == A[0]);
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typedef array::index_range range;
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array::index_gen indices;
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array::array_view<2>::type C = A[indices[2][range()][range()]];
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array::array_view<2>::type D = B[indices[2][range()][range()]];
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BOOST_TEST(C == D);
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}
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// Different Arrays
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{
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array A(sizes), B(sizes);
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std::vector<double> valsA(num_elements, 4.5);
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std::vector<double> valsB(num_elements, 2.5);
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A.assign(valsA.begin(),valsA.end());
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B.assign(valsB.begin(),valsB.end());
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BOOST_TEST(A != B);
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BOOST_TEST(B != A);
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BOOST_TEST(A[0] != B[0]);
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typedef array::index_range range;
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array::index_gen indices;
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array::array_view<2>::type C = A[indices[2][range()][range()]];
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array::array_view<2>::type D = B[indices[2][range()][range()]];
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BOOST_TEST(C != D);
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}
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// Comparisons galore!
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{
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array A(sizes), B(sizes);
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double valsA[] = {
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0, 0, 0,
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0, 0, 0,
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0, 0, 0,
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1, 1, 1,
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1, 1, 1,
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1, 1, 1,
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2, 2, 2,
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2, 2, 2,
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2, 2, 2
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};
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double valsB[] = {
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0, 0, 0,
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0, 0, 0,
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0, 0, 0,
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1, 1, 1,
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1, 1, 1,
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1, 1, 1,
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2, 2, 2,
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2, 2, 2,
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2, 2, 1
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};
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A.assign(valsA,valsA+num_elements);
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B.assign(valsB,valsB+num_elements);
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BOOST_TEST(B < A);
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BOOST_TEST(A > B);
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BOOST_TEST(B <= A);
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BOOST_TEST(A >= B);
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BOOST_TEST(B[0] == A[0]);
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BOOST_TEST(B[2] < A[2]);
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array C = A;
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BOOST_TEST(C <= A);
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BOOST_TEST(C >= A);
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BOOST_TEST(!(C < A));
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BOOST_TEST(!(C > A));
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typedef array::index_range range;
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array::index_gen indices;
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array::array_view<2>::type D = A[indices[2][range()][range()]];
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array::array_view<2>::type E = B[indices[2][range()][range()]];
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BOOST_TEST(E < D);
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BOOST_TEST(E <= D);
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}
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return boost::report_errors();
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}
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