Mercurial > octave
annotate liboctave/array/Sparse-C.cc @ 33639:65b1cf6aa60a bytecode-interpreter tip
maint: Merge default to bytecode-interpreter
author | Arun Giridhar <arungiridhar@gmail.com> |
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date | Mon, 03 Jun 2024 14:38:47 -0400 |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 1998-2024 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
5164 | 25 |
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26 #if defined (HAVE_CONFIG_H) |
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27 # include "config.h" |
5164 | 28 #endif |
29 | |
30 // Instantiate Sparse matrix of complex values. | |
31 | |
32 #include "oct-cmplx.h" | |
7433 | 33 #include "lo-mappers.h" |
34 #include "lo-ieee.h" | |
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35 #include "Array.h" |
5164 | 36 #include "Sparse.h" |
37 #include "Sparse.cc" | |
38 | |
7433 | 39 |
40 static double | |
41 xabs (const Complex& x) | |
42 { | |
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43 return ((octave::math::isinf (x.real ()) || octave::math::isinf (x.imag ())) |
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44 ? octave::numeric_limits<double>::Inf () : abs (x)); |
7433 | 45 } |
46 | |
47 template <> | |
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48 OCTAVE_API |
7433 | 49 bool |
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50 sparse_ascending_compare<Complex> (const Complex& a, const Complex& b) |
7433 | 51 { |
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52 return (octave::math::isnan (b) || (xabs (a) < xabs (b)) |
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53 || ((xabs (a) == xabs (b)) && (arg (a) < arg (b)))); |
7433 | 54 } |
55 | |
56 template <> | |
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57 OCTAVE_API |
7433 | 58 bool |
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59 sparse_descending_compare<Complex> (const Complex& a, const Complex& b) |
7433 | 60 { |
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61 return (octave::math::isnan (a) || (xabs (a) > xabs (b)) |
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62 || ((xabs (a) == xabs (b)) && (arg (a) > arg (b)))); |
7433 | 63 } |
64 | |
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65 INSTANTIATE_SPARSE (Complex); |