LORENE
valeur_sxm1_zec.C
1 /*
2  * Operator
3  *
4  * f(x) |----> (f(x)-f(1))/(x-1)
5  *
6  * in the external compactified domain,
7  *
8  * for:
9  * - Valeur
10  * - Mtbl_cf
11  */
12 
13 /*
14  * Copyright (c) 1999-2001 Eric Gourgoulhon
15  *
16  * This file is part of LORENE.
17  *
18  * LORENE is free software; you can redistribute it and/or modify
19  * it under the terms of the GNU General Public License as published by
20  * the Free Software Foundation; either version 2 of the License, or
21  * (at your option) any later version.
22  *
23  * LORENE is distributed in the hope that it will be useful,
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26  * GNU General Public License for more details.
27  *
28  * You should have received a copy of the GNU General Public License
29  * along with LORENE; if not, write to the Free Software
30  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31  *
32  */
33 
34 
35 
36 
37 /*
38  * $Id: valeur_sxm1_zec.C,v 1.4 2016/12/05 16:18:21 j_novak Exp $
39  * $Log: valeur_sxm1_zec.C,v $
40  * Revision 1.4 2016/12/05 16:18:21 j_novak
41  * Suppression of some global variables (file names, loch, ...) to prevent redefinitions
42  *
43  * Revision 1.3 2014/10/13 08:53:51 j_novak
44  * Lorene classes and functions now belong to the namespace Lorene.
45  *
46  * Revision 1.2 2014/10/06 15:13:24 j_novak
47  * Modified #include directives to use c++ syntax.
48  *
49  * Revision 1.1.1.1 2001/11/20 15:19:27 e_gourgoulhon
50  * LORENE
51  *
52  * Revision 2.3 2000/03/09 16:53:59 eric
53  * Traitement du cas etat=ETATZERO
54  *
55  * Revision 2.2 1999/11/30 12:46:10 eric
56  * Valeur::base est desormais du type Base_val et non plus Base_val*.
57  *
58  * Revision 2.1 1999/10/18 13:43:19 eric
59  * Suppression de l'argument base dans les routines de derivation des mtbl_cf.
60  *
61  * Revision 2.0 1999/04/26 15:54:59 phil
62  * *** empty log message ***
63  *
64  *
65  * $Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_sxm1_zec.C,v 1.4 2016/12/05 16:18:21 j_novak Exp $
66  *
67  */
68 
69 // Headers C
70 #include <cassert>
71 
72 // Headers Lorene
73 #include "mtbl_cf.h"
74 #include "valeur.h"
75 
76 // Local prototypes
77 namespace Lorene {
78 void _sxm1_identite(Tbl*, int&) ;
79 void _sxm1_cheb(Tbl *, int&) ;
80 
81 // Version membre d'un Valeur
82 // --------------------------
83 
85 
86  // Peut-etre ne rien faire ?
87  if (etat==ETATZERO) {
88  return ;
89  }
90 
91  assert(etat==ETATQCQ) ;
92 
93  // Calcul des coef.
94  coef() ;
95 
96  // Division par (x-1) dans la ZEC
97  c_cf->sxm1_zec() ;
98  set_etat_cf_qcq() ;
99 
100  base = c_cf->base ; // On remonte la base de sortie au niveau Valeur
101 
102 }
103 
104 
105 /*
106  * Fonction membre de la classe Mtbl_cf pour la division par (x-1)
107  * dans la zone externe compactifiee applique a this
108  * Par division par (x-1), il faut en fait entendre l'operateur
109  *
110  * f(x) |----> (f(x)-f(1))/(x-1)
111  *
112  *
113  */
114 
116 {
117 
118 // Routines de derivation
119 static void (*_sxm1[MAX_BASE])(Tbl *, int&) ;
120 static int nap = 0 ;
121 
122  if (nap==0) {
123  nap = 1 ;
124  for (int i=0 ; i<MAX_BASE ; i++) {
125  _sxm1[i] = _sxm1_identite ;
126  }
127 
128  // Les routines existantes cas UNSURR
129  _sxm1[R_CHEBU >> TRA_R] = _sxm1_cheb ;
130  }
131 
132  // Peut-etre ne rien faire ?
133  if (etat==ETATZERO) {
134  return ;
135  }
136 
137  assert(etat==ETATQCQ) ;
138 
139  // Boucle sur les zones
140  for (int l=0 ; l<nzone ; l++) {
141  int base_r = (base.b[l] & MSQ_R) >> TRA_R ;
142  _sxm1[base_r](t[l], base.b[l]) ;
143  }
144 
145 }
146 }
Mtbl_cf * c_cf
Coefficients of the spectral expansion of the function.
Definition: valeur.h:312
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:715
void coef() const
Computes the coeffcients of *this.
Definition: valeur_coef.C:151
Lorene prototypes.
Definition: app_hor.h:67
#define TRA_R
Translation en R, used for a bitwise shift (in hex)
Definition: type_parite.h:158
int etat
Logical state (ETATNONDEF , ETATQCQ or ETATZERO ).
Definition: mtbl_cf.h:206
Base_val base
Bases on which the spectral expansion is performed.
Definition: valeur.h:315
int * b
Array (size: nzone ) of the spectral basis in each domain.
Definition: base_val.h:334
#define MSQ_R
Extraction de l&#39;info sur R.
Definition: type_parite.h:152
int nzone
Number of domains (zones)
Definition: mtbl_cf.h:204
void sxm1_zec()
Id (r sampling = RARE, FIN ) \ (r -sampling = UNSURR )
Base_val base
Bases of the spectral expansions.
Definition: mtbl_cf.h:210
int etat
Logical state (ETATNONDEF , ETATQCQ or ETATZERO ).
Definition: valeur.h:305
Basic array class.
Definition: tbl.h:164
#define R_CHEBU
base de Chebychev ordinaire (fin), dev. en 1/r
Definition: type_parite.h:180
void sxm1_zec()
Applies the following operator to *this : \ Id (r sampling = RARE, FIN ) \ (r -sampling = UNSURR ) ...
#define MAX_BASE
Nombre max. de bases differentes.
Definition: type_parite.h:144
Tbl ** t
Array (size nzone ) of pointers on the Tbl &#39;s which contain the spectral coefficients in each domain...
Definition: mtbl_cf.h:215