annotate armadillo-3.900.4/include/armadillo_bits/fn_speye.hpp @ 84:55a047986812 tip

Update library URI so as not to be document-local
author Chris Cannam
date Wed, 22 Apr 2020 14:21:57 +0100
parents 1ec0e2823891
children
rev   line source
Chris@49 1 // Copyright (C) 2012 Conrad Sanderson
Chris@49 2 // Copyright (C) 2012 Ryan Curtin
Chris@49 3 //
Chris@49 4 // This Source Code Form is subject to the terms of the Mozilla Public
Chris@49 5 // License, v. 2.0. If a copy of the MPL was not distributed with this
Chris@49 6 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
Chris@49 7
Chris@49 8
Chris@49 9 //! \addtogroup fn_speye
Chris@49 10 //! @{
Chris@49 11
Chris@49 12
Chris@49 13
Chris@49 14 //! Generate a sparse matrix with the values along the main diagonal set to one
Chris@49 15 template<typename obj_type>
Chris@49 16 inline
Chris@49 17 obj_type
Chris@49 18 speye(const uword n_rows, const uword n_cols, const typename arma_SpMat_SpCol_SpRow_only<obj_type>::result* junk = NULL)
Chris@49 19 {
Chris@49 20 arma_extra_debug_sigprint();
Chris@49 21 arma_ignore(junk);
Chris@49 22
Chris@49 23 obj_type out;
Chris@49 24
Chris@49 25 out.eye(n_rows, n_cols);
Chris@49 26
Chris@49 27 return out;
Chris@49 28 }
Chris@49 29
Chris@49 30
Chris@49 31
Chris@49 32 // Convenience shortcut method (no template parameter necessary)
Chris@49 33 inline
Chris@49 34 sp_mat
Chris@49 35 speye(const uword n_rows, const uword n_cols)
Chris@49 36 {
Chris@49 37 arma_extra_debug_sigprint();
Chris@49 38
Chris@49 39 sp_mat out;
Chris@49 40
Chris@49 41 out.eye(n_rows, n_cols);
Chris@49 42
Chris@49 43 return out;
Chris@49 44 }
Chris@49 45
Chris@49 46
Chris@49 47
Chris@49 48 //! @}