LORENE
op_mult_xm1.C
1/*
2 * Copyright (c) 1999-2001 Eric Gourgoulhon
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 as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * LORENE is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with LORENE; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22
23char op_mult_xm1_C[] = "$Header: /cvsroot/Lorene/C++/Source/Non_class_members/Operators/op_mult_xm1.C,v 1.2 2014/10/13 08:53:26 j_novak Exp $" ;
24
25/*
26 * $Id: op_mult_xm1.C,v 1.2 2014/10/13 08:53:26 j_novak Exp $
27 * $Log: op_mult_xm1.C,v $
28 * Revision 1.2 2014/10/13 08:53:26 j_novak
29 * Lorene classes and functions now belong to the namespace Lorene.
30 *
31 * Revision 1.1.1.1 2001/11/20 15:19:29 e_gourgoulhon
32 * LORENE
33 *
34 * Revision 2.2 1999/11/15 16:38:48 eric
35 * Tbl::dim est desormais un Dim_tbl et non plus un Dim_tbl*.
36 *
37 * Revision 2.1 1999/04/26 16:19:38 phil
38 * changement commentaire
39 *
40 * Revision 2.0 1999/04/26 16:16:24 phil
41 * *** empty log message ***
42 *
43 *
44 * $Header: /cvsroot/Lorene/C++/Source/Non_class_members/Operators/op_mult_xm1.C,v 1.2 2014/10/13 08:53:26 j_novak Exp $
45 *
46 */
47
48/*
49 * Ensemble des routines de base pour l'operateur (x-1) Id
50 * (Utilisation interne)
51 *
52 * Prototype :
53 * ---------
54 * void _mult_xm1_XXXX(Tbl * tb, int& base)
55 *
56 * Entree/Sortie :
57 * -------------
58 * tb pointeur sur le Tbl d'entree-sortie
59 *
60 * Entree :
61 * ------
62 * base base de travail
63 *
64 */
65
66
67 //Lorene
68#include "tbl.h"
69#include "type_parite.h"
70
71// Prototypage
72#include "proto.h"
73
74
75 //------------------------------------
76 // Routine qui ne fait rien ---
77 //------------------------------------
78
79namespace Lorene {
80void _mult_xm1_identite(Tbl* , int& ) {
81 return ;
82}
83
84 //-------------------------
85 // cas R_CHEB et R_CHEBU --
86 //-------------------------
87
88void _mult_xm1_cheb(Tbl *tb, int& )
89{
90
91 // Peut-etre rien a faire ?
92 if (tb->get_etat() == ETATZERO) {
93 return ;
94 }
95
96 // Pour le confort
97 int nr = (tb->dim).dim[0] ; // Nombre
98 int nt = (tb->dim).dim[1] ; // de points
99 int np = (tb->dim).dim[2] ; // physiques REELS
100 np = np - 2 ; // Nombre de points physiques
101
102 int ntnr = nt*nr ;
103
104 double* trav = new double[nr] ;
105
106 int k, j, i ;
107 for (k=0 ; k<np+1 ; k++) {
108 if (k==1) continue ; // On ne traite pas le coefficient de sin(0*phi)
109 for (j=0 ; j<nt ; j++) {
110
111 double* cf = tb->t + k*ntnr + j*nr ;
112
113 mult_xm1_1d_cheb(nr, cf, trav) ; // multiplication par (x-1)
114
115 for (i=0; i<nr; i++) {
116 cf[i] = trav[i] ;
117 }
118
119 } // Fin de la boucle sur theta
120 } // Fin de la boucle sur phi
121
122 delete [] trav ;
123
124 // base de developpement
125 // inchangee
126}
127
128}
Lorene prototypes.
Definition app_hor.h:64