LORENE
ope_helmholtz_minus_pseudo_1d_non_dege.C
1/*
2 * Copyright (c) 2004 Philippe Grandclement
3 *
4 * This file is part of LORENE.
5 *
6 * LORENE is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
9 *
10 * LORENE is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with LORENE; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
20
21char ope_helmholtz_minus_pseudo_1d_non_dege_C[] = "$Header: /cvsroot/Lorene/C++/Source/Ope_elementary/Ope_helmholtz_minus_pseudo_1d/ope_helmholtz_minus_pseudo_1d_non_dege.C,v 1.3 2014/10/13 08:53:33 j_novak Exp $" ;
22
23/*
24 * $Id: ope_helmholtz_minus_pseudo_1d_non_dege.C,v 1.3 2014/10/13 08:53:33 j_novak Exp $
25 * $Header: /cvsroot/Lorene/C++/Source/Ope_elementary/Ope_helmholtz_minus_pseudo_1d/ope_helmholtz_minus_pseudo_1d_non_dege.C,v 1.3 2014/10/13 08:53:33 j_novak Exp $
26 *
27 */
28#include <cmath>
29#include <cstdlib>
30
31#include "proto.h"
32#include "ope_elementary.h"
33
34
35 //------------------------------------
36 // Routine pour les cas non prevus --
37 //-----------------------------------
38
39namespace Lorene {
40Matrice _helmholtz_minus_pseudo_1d_non_dege_pas_prevu(const Matrice &lap, int) {
41 cout << "Construction non degeneree pas prevue..." << endl ;
42 abort() ;
43 exit(-1) ;
44 return lap ;
45}
46
47
48 //-------------------
49 //-- R_CHEBU -----
50 //-------------------
51Matrice _helmholtz_minus_pseudo_1d_non_dege_r_chebu_deux (const Matrice&) ;
52
53Matrice _helmholtz_minus_pseudo_1d_non_dege_r_chebu (const Matrice &lap, int puis) {
54
55 switch (puis) {
56 case 2 :
57 return _helmholtz_minus_pseudo_1d_non_dege_r_chebu_deux (lap) ;
58 default :
59 abort() ;
60 exit(-1) ;
61 return Matrice(0, 0) ;
62 }
63}
64
65
66// Cas dzpuis = 2 ;
67Matrice _helmholtz_minus_pseudo_1d_non_dege_r_chebu_deux (const Matrice &lap) {
68
69 int n = lap.get_dim(0) ;
70
71 Matrice res(n-1, n-1) ;
72 res.set_etat_qcq() ;
73 for (int i=0 ;i<n-1 ; i++)
74 for (int j=0 ; j<n-1 ; j++)
75 res.set(i, j) = lap(i, j+1) ;
76 res.set_band(5, 3) ;
77 res.set_lu() ;
78
79 return res ;
80}
81
82
84 if (ope_cl == 0x0)
85 do_ope_cl() ;
86
87 if (non_dege != 0x0)
88 delete non_dege ;
89
90 // Routines de derivation
92 static int nap = 0 ;
93
94 // Premier appel
95 if (nap==0) {
96 nap = 1 ;
97 for (int i=0 ; i<MAX_BASE ; i++) {
98 helmholtz_minus_pseudo_1d_non_dege[i] = _helmholtz_minus_pseudo_1d_non_dege_pas_prevu ;
99 }
100 // Les routines existantes
102 _helmholtz_minus_pseudo_1d_non_dege_r_chebu ;
103 }
105}
106}
Time evolution with partial storage (*** under development ***).
Definition evolution.h:371
Matrix handling.
Definition matrice.h:152
int get_dim(int i) const
Returns the dimension of the matrix.
Definition matrice.C:260
int base_r
Radial basis of decomposition.
Matrice * ope_cl
Pointer on the banded-matrix of the operator.
Matrice * non_dege
Pointer on the non-degenerated matrix of the operator.
virtual void do_ope_cl() const
Computes the banded-matrix of the operator.
int dzpuis
the associated dzpuis, if in the compactified domain.
virtual void do_non_dege() const
Computes the non-degenerated matrix of the operator.
#define MAX_BASE
Nombre max. de bases differentes.
#define R_CHEBU
base de Chebychev ordinaire (fin), dev. en 1/r
#define TRA_R
Translation en R, used for a bitwise shift (in hex)
Lorene prototypes.
Definition app_hor.h:64