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Diffstat (limited to 'src/armadillo/include/armadillo_bits/newarp_SparseGenRealShiftSolve_bones.hpp')
-rw-r--r-- | src/armadillo/include/armadillo_bits/newarp_SparseGenRealShiftSolve_bones.hpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/armadillo/include/armadillo_bits/newarp_SparseGenRealShiftSolve_bones.hpp b/src/armadillo/include/armadillo_bits/newarp_SparseGenRealShiftSolve_bones.hpp new file mode 100644 index 0000000..a47575d --- /dev/null +++ b/src/armadillo/include/armadillo_bits/newarp_SparseGenRealShiftSolve_bones.hpp @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: Apache-2.0 +// +// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au) +// Copyright 2008-2016 National ICT Australia (NICTA) +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// ------------------------------------------------------------------------ + + +namespace newarp +{ + + +//! Define matrix operations on existing matrix objects +template<typename eT> +class SparseGenRealShiftSolve + { + private: + + #if defined(ARMA_USE_SUPERLU) + // The following objects are read-only in perform_op() + mutable superlu_supermatrix_wrangler l; + mutable superlu_supermatrix_wrangler u; + mutable superlu_array_wrangler<int> perm_c; + mutable superlu_array_wrangler<int> perm_r; + #endif + + + public: + + bool valid = false; + + const uword n_rows; // number of rows of the underlying matrix + const uword n_cols; // number of columns of the underlying matrix + + inline SparseGenRealShiftSolve(const SpMat<eT>& mat_obj, const eT shift); + + inline void perform_op(eT* x_in, eT* y_out) const; + }; + + +} // namespace newarp |