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Diffstat (limited to 'extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h')
| -rw-r--r-- | extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h b/extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h new file mode 100644 index 00000000000..e94e47a5093 --- /dev/null +++ b/extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h @@ -0,0 +1,53 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. +// +// Copyright (C) 2010 Gael Guennebaud <gael.guennebaud@inria.fr> +// +// Eigen is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3 of the License, or (at your option) any later version. +// +// Alternatively, you can redistribute it and/or +// modify it under the terms of the GNU General Public License as +// published by the Free Software Foundation; either version 2 of +// the License, or (at your option) any later version. +// +// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY +// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License and a copy of the GNU General Public License along with +// Eigen. If not, see <http://www.gnu.org/licenses/>. + +#ifndef EIGEN_TRIANGULAR_SOLVER2_H +#define EIGEN_TRIANGULAR_SOLVER2_H + +const unsigned int UnitDiagBit = UnitDiag; +const unsigned int SelfAdjointBit = SelfAdjoint; +const unsigned int UpperTriangularBit = Upper; +const unsigned int LowerTriangularBit = Lower; + +const unsigned int UpperTriangular = Upper; +const unsigned int LowerTriangular = Lower; +const unsigned int UnitUpperTriangular = UnitUpper; +const unsigned int UnitLowerTriangular = UnitLower; + +template<typename ExpressionType, unsigned int Added, unsigned int Removed> +template<typename OtherDerived> +typename ExpressionType::PlainObject +Flagged<ExpressionType,Added,Removed>::solveTriangular(const MatrixBase<OtherDerived>& other) const +{ + return m_matrix.template triangularView<Added>().solve(other.derived()); +} + +template<typename ExpressionType, unsigned int Added, unsigned int Removed> +template<typename OtherDerived> +void Flagged<ExpressionType,Added,Removed>::solveTriangularInPlace(const MatrixBase<OtherDerived>& other) const +{ + m_matrix.template triangularView<Added>().solveInPlace(other.derived()); +} + +#endif // EIGEN_TRIANGULAR_SOLVER2_H |