COSC-4P80-Assignment-2/lib/eigen-3.4.0/test/simplicial_cholesky.cpp

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2024-10-21 16:42:03 -04:00
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2011 Gael Guennebaud <g.gael@free.fr>
//
// 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 "sparse_solver.h"
template<typename T, typename I_, int flag> void test_simplicial_cholesky_T()
{
typedef SparseMatrix<T,flag,I_> SparseMatrixType;
SimplicialCholesky<SparseMatrixType, Lower> chol_colmajor_lower_amd;
SimplicialCholesky<SparseMatrixType, Upper> chol_colmajor_upper_amd;
SimplicialLLT< SparseMatrixType, Lower> llt_colmajor_lower_amd;
SimplicialLLT< SparseMatrixType, Upper> llt_colmajor_upper_amd;
SimplicialLDLT< SparseMatrixType, Lower> ldlt_colmajor_lower_amd;
SimplicialLDLT< SparseMatrixType, Upper> ldlt_colmajor_upper_amd;
SimplicialLDLT< SparseMatrixType, Lower, NaturalOrdering<I_> > ldlt_colmajor_lower_nat;
SimplicialLDLT< SparseMatrixType, Upper, NaturalOrdering<I_> > ldlt_colmajor_upper_nat;
check_sparse_spd_solving(chol_colmajor_lower_amd);
check_sparse_spd_solving(chol_colmajor_upper_amd);
check_sparse_spd_solving(llt_colmajor_lower_amd);
check_sparse_spd_solving(llt_colmajor_upper_amd);
check_sparse_spd_solving(ldlt_colmajor_lower_amd);
check_sparse_spd_solving(ldlt_colmajor_upper_amd);
check_sparse_spd_determinant(chol_colmajor_lower_amd);
check_sparse_spd_determinant(chol_colmajor_upper_amd);
check_sparse_spd_determinant(llt_colmajor_lower_amd);
check_sparse_spd_determinant(llt_colmajor_upper_amd);
check_sparse_spd_determinant(ldlt_colmajor_lower_amd);
check_sparse_spd_determinant(ldlt_colmajor_upper_amd);
check_sparse_spd_solving(ldlt_colmajor_lower_nat, (std::min)(300,EIGEN_TEST_MAX_SIZE), 1000);
check_sparse_spd_solving(ldlt_colmajor_upper_nat, (std::min)(300,EIGEN_TEST_MAX_SIZE), 1000);
}
EIGEN_DECLARE_TEST(simplicial_cholesky)
{
CALL_SUBTEST_11(( test_simplicial_cholesky_T<double, int, ColMajor>() ));
CALL_SUBTEST_12(( test_simplicial_cholesky_T<std::complex<double>, int, ColMajor>() ));
CALL_SUBTEST_13(( test_simplicial_cholesky_T<double, long int, ColMajor>() ));
CALL_SUBTEST_21(( test_simplicial_cholesky_T<double, int, RowMajor>() ));
CALL_SUBTEST_22(( test_simplicial_cholesky_T<std::complex<double>, int, RowMajor>() ));
CALL_SUBTEST_23(( test_simplicial_cholesky_T<double, long int, RowMajor>() ));
}