185 lines
7.0 KiB
C++
185 lines
7.0 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2013 Hauke Heibel <hauke.heibel@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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#include "AnnoyingScalar.h"
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#include "SafeScalar.h"
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#include <Eigen/Core>
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using DenseStorageD3x3 = Eigen::DenseStorage<double, 3, 3, 3, 3>;
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static_assert(std::is_trivially_move_constructible<DenseStorageD3x3>::value, "DenseStorage not trivially_move_constructible");
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static_assert(std::is_trivially_move_assignable<DenseStorageD3x3>::value, "DenseStorage not trivially_move_assignable");
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#if !defined(EIGEN_DENSE_STORAGE_CTOR_PLUGIN)
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static_assert(std::is_trivially_copy_constructible<DenseStorageD3x3>::value, "DenseStorage not trivially_copy_constructible");
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static_assert(std::is_trivially_copy_assignable<DenseStorageD3x3>::value, "DenseStorage not trivially_copy_assignable");
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static_assert(std::is_trivially_copyable<DenseStorageD3x3>::value, "DenseStorage not trivially_copyable");
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#endif
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template <typename T, int Size, int Rows, int Cols>
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void dense_storage_copy(int rows, int cols)
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{
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typedef DenseStorage<T, Size, Rows, Cols, 0> DenseStorageType;
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const int size = rows*cols;
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DenseStorageType reference(size, rows, cols);
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T* raw_reference = reference.data();
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for (int i=0; i<size; ++i)
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raw_reference[i] = static_cast<T>(i);
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DenseStorageType copied_reference(reference);
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const T* raw_copied_reference = copied_reference.data();
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for (int i=0; i<size; ++i)
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VERIFY_IS_EQUAL(raw_reference[i], raw_copied_reference[i]);
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}
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template <typename T, int Size, int Rows, int Cols>
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void dense_storage_assignment(int rows, int cols)
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{
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typedef DenseStorage<T, Size, Rows, Cols, 0> DenseStorageType;
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const int size = rows*cols;
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DenseStorageType reference(size, rows, cols);
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T* raw_reference = reference.data();
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for (int i=0; i<size; ++i)
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raw_reference[i] = static_cast<T>(i);
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DenseStorageType copied_reference;
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copied_reference = reference;
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const T* raw_copied_reference = copied_reference.data();
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for (int i=0; i<size; ++i)
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VERIFY_IS_EQUAL(raw_reference[i], raw_copied_reference[i]);
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}
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template <typename T, int Size, int Rows, int Cols>
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void dense_storage_swap(int rows0, int cols0, int rows1, int cols1)
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{
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typedef DenseStorage<T, Size, Rows, Cols, 0> DenseStorageType;
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const int size0 = rows0*cols0;
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DenseStorageType a(size0, rows0, cols0);
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for (int i=0; i<size0; ++i) {
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a.data()[i] = static_cast<T>(i);
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}
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const int size1 = rows1*cols1;
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DenseStorageType b(size1, rows1, cols1);
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for (int i=0; i<size1; ++i) {
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b.data()[i] = static_cast<T>(-i);
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}
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a.swap(b);
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for (int i=0; i<size0; ++i) {
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VERIFY_IS_EQUAL(b.data()[i], static_cast<T>(i));
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}
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for (int i=0; i<size1; ++i) {
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VERIFY_IS_EQUAL(a.data()[i], static_cast<T>(-i));
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}
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}
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template<typename T, int Size, std::size_t Alignment>
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void dense_storage_alignment()
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{
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struct alignas(Alignment) Empty1 {};
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VERIFY_IS_EQUAL(std::alignment_of<Empty1>::value, Alignment);
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struct EIGEN_ALIGN_TO_BOUNDARY(Alignment) Empty2 {};
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VERIFY_IS_EQUAL(std::alignment_of<Empty2>::value, Alignment);
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struct Nested1 { EIGEN_ALIGN_TO_BOUNDARY(Alignment) T data[Size]; };
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VERIFY_IS_EQUAL(std::alignment_of<Nested1>::value, Alignment);
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VERIFY_IS_EQUAL( (std::alignment_of<internal::plain_array<T,Size,AutoAlign,Alignment> >::value), Alignment);
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const std::size_t default_alignment = internal::compute_default_alignment<T,Size>::value;
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VERIFY_IS_EQUAL( (std::alignment_of<DenseStorage<T,Size,1,1,AutoAlign> >::value), default_alignment);
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VERIFY_IS_EQUAL( (std::alignment_of<Matrix<T,Size,1,AutoAlign> >::value), default_alignment);
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struct Nested2 { Matrix<T,Size,1,AutoAlign> mat; };
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VERIFY_IS_EQUAL(std::alignment_of<Nested2>::value, default_alignment);
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}
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template<typename T>
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void dense_storage_tests() {
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// Dynamic Storage.
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dense_storage_copy<T,Dynamic,Dynamic,Dynamic>(4, 3);
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dense_storage_copy<T,Dynamic,Dynamic,3>(4, 3);
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dense_storage_copy<T,Dynamic,4,Dynamic>(4, 3);
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// Fixed Storage.
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dense_storage_copy<T,12,4,3>(4, 3);
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dense_storage_copy<T,12,Dynamic,Dynamic>(4, 3);
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dense_storage_copy<T,12,4,Dynamic>(4, 3);
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dense_storage_copy<T,12,Dynamic,3>(4, 3);
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// Fixed Storage with Uninitialized Elements.
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dense_storage_copy<T,18,Dynamic,Dynamic>(4, 3);
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dense_storage_copy<T,18,4,Dynamic>(4, 3);
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dense_storage_copy<T,18,Dynamic,3>(4, 3);
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// Dynamic Storage.
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dense_storage_assignment<T,Dynamic,Dynamic,Dynamic>(4, 3);
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dense_storage_assignment<T,Dynamic,Dynamic,3>(4, 3);
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dense_storage_assignment<T,Dynamic,4,Dynamic>(4, 3);
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// Fixed Storage.
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dense_storage_assignment<T,12,4,3>(4, 3);
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dense_storage_assignment<T,12,Dynamic,Dynamic>(4, 3);
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dense_storage_assignment<T,12,4,Dynamic>(4, 3);
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dense_storage_assignment<T,12,Dynamic,3>(4, 3);
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// Fixed Storage with Uninitialized Elements.
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dense_storage_assignment<T,18,Dynamic,Dynamic>(4, 3);
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dense_storage_assignment<T,18,4,Dynamic>(4, 3);
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dense_storage_assignment<T,18,Dynamic,3>(4, 3);
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// Dynamic Storage.
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dense_storage_swap<T,Dynamic,Dynamic,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,Dynamic,Dynamic,Dynamic>(4, 3, 2, 1);
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dense_storage_swap<T,Dynamic,Dynamic,Dynamic>(2, 1, 4, 3);
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dense_storage_swap<T,Dynamic,Dynamic,3>(4, 3, 4, 3);
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dense_storage_swap<T,Dynamic,Dynamic,3>(4, 3, 2, 3);
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dense_storage_swap<T,Dynamic,Dynamic,3>(2, 3, 4, 3);
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dense_storage_swap<T,Dynamic,4,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,Dynamic,4,Dynamic>(4, 3, 4, 1);
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dense_storage_swap<T,Dynamic,4,Dynamic>(4, 1, 4, 3);
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// Fixed Storage.
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dense_storage_swap<T,12,4,3>(4, 3, 4, 3);
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dense_storage_swap<T,12,Dynamic,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,12,Dynamic,Dynamic>(4, 3, 2, 1);
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dense_storage_swap<T,12,Dynamic,Dynamic>(2, 1, 4, 3);
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dense_storage_swap<T,12,4,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,12,4,Dynamic>(4, 3, 4, 1);
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dense_storage_swap<T,12,4,Dynamic>(4, 1, 4, 3);
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dense_storage_swap<T,12,Dynamic,3>(4, 3, 4, 3);
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dense_storage_swap<T,12,Dynamic,3>(4, 3, 2, 3);
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dense_storage_swap<T,12,Dynamic,3>(2, 3, 4, 3);
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// Fixed Storage with Uninitialized Elements.
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dense_storage_swap<T,18,Dynamic,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,18,Dynamic,Dynamic>(4, 3, 2, 1);
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dense_storage_swap<T,18,Dynamic,Dynamic>(2, 1, 4, 3);
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dense_storage_swap<T,18,4,Dynamic>(4, 3, 4, 3);
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dense_storage_swap<T,18,4,Dynamic>(4, 3, 4, 1);
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dense_storage_swap<T,18,4,Dynamic>(4, 1, 4, 3);
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dense_storage_swap<T,18,Dynamic,3>(4, 3, 4, 3);
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dense_storage_swap<T,18,Dynamic,3>(4, 3, 2, 3);
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dense_storage_swap<T,18,Dynamic,3>(2, 3, 4, 3);
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dense_storage_alignment<T,16,8>();
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dense_storage_alignment<T,16,16>();
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dense_storage_alignment<T,16,32>();
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dense_storage_alignment<T,16,64>();
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}
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EIGEN_DECLARE_TEST(dense_storage)
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{
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dense_storage_tests<int>();
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dense_storage_tests<float>();
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dense_storage_tests<SafeScalar<float> >();
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dense_storage_tests<AnnoyingScalar>();
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}
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