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author | 2011-11-12 14:11:27 +0100 | |
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committer | 2011-11-12 14:11:27 +0100 | |
commit | 53fa8517245e0136c83b77526b05ce67de232a56 (patch) | |
tree | 99dd17062c742eabfc3626a04c38fd6f72e43bc4 /Eigen/src/Sparse/SparseDot.h | |
parent | dcb66d6b403ed2c4341fdb091f2ef22b73ea8b8a (diff) |
move sparse solvers from unsupported/ to main Eigen/ and remove the "not stable yet" warning
Diffstat (limited to 'Eigen/src/Sparse/SparseDot.h')
-rw-r--r-- | Eigen/src/Sparse/SparseDot.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/Eigen/src/Sparse/SparseDot.h b/Eigen/src/Sparse/SparseDot.h deleted file mode 100644 index 1f10f71a4..000000000 --- a/Eigen/src/Sparse/SparseDot.h +++ /dev/null @@ -1,97 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2008 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_SPARSE_DOT_H -#define EIGEN_SPARSE_DOT_H - -template<typename Derived> -template<typename OtherDerived> -typename internal::traits<Derived>::Scalar -SparseMatrixBase<Derived>::dot(const MatrixBase<OtherDerived>& other) const -{ - EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - EIGEN_STATIC_ASSERT_VECTOR_ONLY(OtherDerived) - EIGEN_STATIC_ASSERT_SAME_VECTOR_SIZE(Derived,OtherDerived) - EIGEN_STATIC_ASSERT((internal::is_same<Scalar, typename OtherDerived::Scalar>::value), - YOU_MIXED_DIFFERENT_NUMERIC_TYPES__YOU_NEED_TO_USE_THE_CAST_METHOD_OF_MATRIXBASE_TO_CAST_NUMERIC_TYPES_EXPLICITLY) - - eigen_assert(size() == other.size()); - eigen_assert(other.size()>0 && "you are using a non initialized vector"); - - typename Derived::InnerIterator i(derived(),0); - Scalar res = 0; - while (i) - { - res += internal::conj(i.value()) * other.coeff(i.index()); - ++i; - } - return res; -} - -template<typename Derived> -template<typename OtherDerived> -typename internal::traits<Derived>::Scalar -SparseMatrixBase<Derived>::dot(const SparseMatrixBase<OtherDerived>& other) const -{ - EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - EIGEN_STATIC_ASSERT_VECTOR_ONLY(OtherDerived) - EIGEN_STATIC_ASSERT_SAME_VECTOR_SIZE(Derived,OtherDerived) - EIGEN_STATIC_ASSERT((internal::is_same<Scalar, typename OtherDerived::Scalar>::value), - YOU_MIXED_DIFFERENT_NUMERIC_TYPES__YOU_NEED_TO_USE_THE_CAST_METHOD_OF_MATRIXBASE_TO_CAST_NUMERIC_TYPES_EXPLICITLY) - - eigen_assert(size() == other.size()); - - typename Derived::InnerIterator i(derived(),0); - typename OtherDerived::InnerIterator j(other.derived(),0); - Scalar res = 0; - while (i && j) - { - if (i.index()==j.index()) - { - res += internal::conj(i.value()) * j.value(); - ++i; ++j; - } - else if (i.index()<j.index()) - ++i; - else - ++j; - } - return res; -} - -template<typename Derived> -inline typename NumTraits<typename internal::traits<Derived>::Scalar>::Real -SparseMatrixBase<Derived>::squaredNorm() const -{ - return internal::real((*this).cwiseAbs2().sum()); -} - -template<typename Derived> -inline typename NumTraits<typename internal::traits<Derived>::Scalar>::Real -SparseMatrixBase<Derived>::norm() const -{ - return internal::sqrt(squaredNorm()); -} - -#endif // EIGEN_SPARSE_DOT_H |