LORENE
valeur_mult_xm1.C
1/*
2 *
3 * Multiplication by (x-1) in the external compactified domain
4 *
5 * for:
6 * - Valeur
7 * - Mtbl_cf
8 */
9
10/*
11 * Copyright (c) 1999-2001 Eric Gourgoulhon
12 *
13 * This file is part of LORENE.
14 *
15 * LORENE is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * LORENE is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with LORENE; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 *
29 */
30
31
32char valeur_mult_xm1_C[] = "$Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_mult_xm1.C,v 1.3 2014/10/13 08:53:51 j_novak Exp $" ;
33
34/*
35 * $Id: valeur_mult_xm1.C,v 1.3 2014/10/13 08:53:51 j_novak Exp $
36 * $Log: valeur_mult_xm1.C,v $
37 * Revision 1.3 2014/10/13 08:53:51 j_novak
38 * Lorene classes and functions now belong to the namespace Lorene.
39 *
40 * Revision 1.2 2014/10/06 15:13:24 j_novak
41 * Modified #include directives to use c++ syntax.
42 *
43 * Revision 1.1.1.1 2001/11/20 15:19:27 e_gourgoulhon
44 * LORENE
45 *
46 * Revision 2.3 2000/03/09 16:54:23 eric
47 * Traitement du cas etat=ETATZERO
48 *
49 * Revision 2.2 1999/11/30 12:45:18 eric
50 * Valeur::base est desormais du type Base_val et non plus Base_val*.
51 *
52 * Revision 2.1 1999/10/18 13:42:33 eric
53 * Suppression de l'argument base dans les routines de derivation des mtbl_cf.
54 *
55 * Revision 2.0 1999/04/26 16:16:17 phil
56 * *** empty log message ***
57 *
58 *
59 * $Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_mult_xm1.C,v 1.3 2014/10/13 08:53:51 j_novak Exp $
60 *
61 */
62
63// Headers C
64#include <cassert>
65
66// Headers Lorene
67#include "mtbl_cf.h"
68#include "valeur.h"
69
70// Local prototypes
71namespace Lorene {
72void _mult_xm1_identite(Tbl*, int&) ;
73void _mult_xm1_cheb(Tbl*, int&) ;
74
75
77
78 // Peut-etre ne rien faire ?
79 if (etat==ETATZERO) {
80 return ;
81 }
82
83 assert(etat==ETATQCQ) ;
84
85 // Calcul des coef.
86 coef() ;
87
88 // Division par (x-1) dans la ZEC
91
92 base = c_cf->base ; // On remonte la base de sortie au niveau Valeur
93
94}
95
96
97/*
98 * Fonction membre de la classe Mtbl_cf pour la multiplication par (x-1)
99 * dans la zone externe compactifiee applique a this
100 *
101 */
102
104{
105
106// Routines de derivation
107static void (*_mult_xm1[MAX_BASE])(Tbl *, int&) ;
108static int nap = 0 ;
109
110 if (nap==0) {
111 nap = 1 ;
112 for (int i=0 ; i<MAX_BASE ; i++) {
113 _mult_xm1[i] = _mult_xm1_identite ;
114 }
115
116 // Les routines existantes cas UNSURR
117 _mult_xm1[R_CHEBU >> TRA_R] = _mult_xm1_cheb ;
118 }
119
120 // Peut-etre ne rien faire ?
121 if (etat==ETATZERO) {
122 return ;
123 }
124
125 assert(etat==ETATQCQ) ;
126
127 // Boucle sur les zones
128 for (int l=0 ; l<nzone ; l++) {
129 int base_r = (base.b[l] & MSQ_R) >> TRA_R ;
130 _mult_xm1[base_r](t[l], base.b[l]) ;
131 }
132
133}
134}
int * b
Array (size: nzone ) of the spectral basis in each domain.
Definition base_val.h:331
Time evolution with partial storage (*** under development ***).
Definition evolution.h:371
Base_val base
Bases of the spectral expansions.
Definition mtbl_cf.h:200
void mult_xm1_zec()
Id (r sampling = RARE, FIN ) \ (r -sampling = UNSURR )
int etat
Logical state (ETATNONDEF , ETATQCQ or ETATZERO ).
Definition mtbl_cf.h:196
Tbl ** t
Array (size nzone ) of pointers on the Tbl 's which contain the spectral coefficients in each domain.
Definition mtbl_cf.h:205
int nzone
Number of domains (zones)
Definition mtbl_cf.h:194
Basic array class.
Definition tbl.h:161
void set_etat_cf_qcq()
Sets the logical state to ETATQCQ (ordinary state) for values in the configuration space (Mtbl_cf c_c...
Definition valeur.C:712
void mult_xm1_zec()
Applies the following operator to *this : \ Id (r sampling = RARE, FIN ) \ (r -sampling = UNSURR )
Mtbl_cf * c_cf
Coefficients of the spectral expansion of the function.
Definition valeur.h:302
void coef() const
Computes the coeffcients of *this.
Base_val base
Bases on which the spectral expansion is performed.
Definition valeur.h:305
int etat
Logical state (ETATNONDEF , ETATQCQ or ETATZERO ).
Definition valeur.h:295
#define MAX_BASE
Nombre max. de bases differentes.
#define R_CHEBU
base de Chebychev ordinaire (fin), dev. en 1/r
#define MSQ_R
Extraction de l'info sur R.
#define TRA_R
Translation en R, used for a bitwise shift (in hex)
Lorene prototypes.
Definition app_hor.h:64