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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra. Eigen itself is part of the KDE project.
//
// Copyright (C) 2007-2010 Benoit Jacob <jacob.benoit.1@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"
template<typename VectorType> void map_class_vector(const VectorType& m)
{
typedef typename VectorType::Scalar Scalar;
int size = m.size();
// test Map.h
Scalar* array1 = ei_aligned_new<Scalar>(size);
Scalar* array2 = ei_aligned_new<Scalar>(size);
Scalar* array3 = new Scalar[size+1];
Scalar* array3unaligned = std::size_t(array3)%16 == 0 ? array3+1 : array3;
Map<VectorType, Aligned>(array1, size) = VectorType::Random(size);
Map<VectorType>(array2, size) = Map<VectorType>(array1, size);
Map<VectorType>(array3unaligned, size) = Map<VectorType>((const Scalar*)array1, size); // test non-const-correctness support in eigen2
VectorType ma1 = Map<VectorType>(array1, size);
VectorType ma2 = Map<VectorType, Aligned>(array2, size);
VectorType ma3 = Map<VectorType>(array3unaligned, size);
VERIFY_IS_APPROX(ma1, ma2);
VERIFY_IS_APPROX(ma1, ma3);
ei_aligned_delete(array1, size);
ei_aligned_delete(array2, size);
delete[] array3;
}
template<typename MatrixType> void map_class_matrix(const MatrixType& m)
{
typedef typename MatrixType::Scalar Scalar;
int rows = m.rows(), cols = m.cols(), size = rows*cols;
// test Map.h
Scalar* array1 = ei_aligned_new<Scalar>(size);
for(int i = 0; i < size; i++) array1[i] = Scalar(1);
Scalar* array2 = ei_aligned_new<Scalar>(size);
for(int i = 0; i < size; i++) array2[i] = Scalar(1);
Scalar* array3 = new Scalar[size+1];
for(int i = 0; i < size+1; i++) array3[i] = Scalar(1);
Scalar* array3unaligned = std::size_t(array3)%16 == 0 ? array3+1 : array3;
Map<MatrixType, Aligned>(array1, rows, cols) = MatrixType::Ones(rows,cols);
Map<MatrixType>(array2, rows, cols) = Map<MatrixType>((const Scalar*)array1, rows, cols); // test non-const-correctness support in eigen2
Map<MatrixType>(array3unaligned, rows, cols) = Map<MatrixType>(array1, rows, cols);
MatrixType ma1 = Map<MatrixType>(array1, rows, cols);
MatrixType ma2 = Map<MatrixType, Aligned>(array2, rows, cols);
VERIFY_IS_APPROX(ma1, ma2);
MatrixType ma3 = Map<MatrixType>(array3unaligned, rows, cols);
VERIFY_IS_APPROX(ma1, ma3);
ei_aligned_delete(array1, size);
ei_aligned_delete(array2, size);
delete[] array3;
}
template<typename VectorType> void map_static_methods(const VectorType& m)
{
typedef typename VectorType::Scalar Scalar;
int size = m.size();
// test Map.h
Scalar* array1 = ei_aligned_new<Scalar>(size);
Scalar* array2 = ei_aligned_new<Scalar>(size);
Scalar* array3 = new Scalar[size+1];
Scalar* array3unaligned = std::size_t(array3)%16 == 0 ? array3+1 : array3;
VectorType::MapAligned(array1, size) = VectorType::Random(size);
VectorType::Map(array2, size) = VectorType::Map(array1, size);
VectorType::Map(array3unaligned, size) = VectorType::Map(array1, size);
VectorType ma1 = VectorType::Map(array1, size);
VectorType ma2 = VectorType::MapAligned(array2, size);
VectorType ma3 = VectorType::Map(array3unaligned, size);
VERIFY_IS_APPROX(ma1, ma2);
VERIFY_IS_APPROX(ma1, ma3);
ei_aligned_delete(array1, size);
ei_aligned_delete(array2, size);
delete[] array3;
}
void test_eigen2_map()
{
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( map_class_vector(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_vector(Vector4d()) );
CALL_SUBTEST_3( map_class_vector(RowVector4f()) );
CALL_SUBTEST_4( map_class_vector(VectorXcf(8)) );
CALL_SUBTEST_5( map_class_vector(VectorXi(12)) );
CALL_SUBTEST_1( map_class_matrix(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_matrix(Matrix4d()) );
CALL_SUBTEST_6( map_class_matrix(Matrix<float,3,5>()) );
CALL_SUBTEST_4( map_class_matrix(MatrixXcf(ei_random<int>(1,10),ei_random<int>(1,10))) );
CALL_SUBTEST_5( map_class_matrix(MatrixXi(ei_random<int>(1,10),ei_random<int>(1,10))) );
CALL_SUBTEST_1( map_static_methods(Matrix<double, 1, 1>()) );
CALL_SUBTEST_2( map_static_methods(Vector3f()) );
CALL_SUBTEST_7( map_static_methods(RowVector3d()) );
CALL_SUBTEST_4( map_static_methods(VectorXcd(8)) );
CALL_SUBTEST_5( map_static_methods(VectorXf(12)) );
}
}