LORENE
valeur_dsdp.C
1 /*
2  * Computation of d/dphi
3  *
4  * for:
5  * - Valeur
6  * - Mtbl_cf
7  */
8 
9 /*
10  * Copyright (c) 1999-2000 Jean-Alain Marck
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 
32 char valeur_dsdp_C[] = "$Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_dsdp.C,v 1.4 2014/10/13 08:53:49 j_novak Exp $" ;
33 
34 /*
35  * $Id: valeur_dsdp.C,v 1.4 2014/10/13 08:53:49 j_novak Exp $
36  * $Log: valeur_dsdp.C,v $
37  * Revision 1.4 2014/10/13 08:53:49 j_novak
38  * Lorene classes and functions now belong to the namespace Lorene.
39  *
40  * Revision 1.3 2014/10/06 15:13:23 j_novak
41  * Modified #include directives to use c++ syntax.
42  *
43  * Revision 1.2 2012/01/17 15:08:16 j_penner
44  * using MAX_BASE_2 for the phi coordinate
45  *
46  * Revision 1.1.1.1 2001/11/20 15:19:27 e_gourgoulhon
47  * LORENE
48  *
49  * Revision 2.10 2000/10/04 12:50:53 eric
50  * Ajout de la base P_COSSIN_I.
51  *
52  * Revision 2.9 1999/11/30 12:43:52 eric
53  * Valeur::base est desormais du type Base_val et non plus Base_val*.
54  *
55  * Revision 2.8 1999/11/23 16:16:44 eric
56  * Reorganisation du calcul dans le cas ETATZERO.
57  *
58  * Revision 2.7 1999/11/19 09:30:46 eric
59  * La valeur de retour est desormais const Valeur &.
60  *
61  * Revision 2.6 1999/10/28 07:59:37 eric
62  * Modif commentaires.
63  *
64  * Revision 2.5 1999/10/18 13:41:24 eric
65  * Suppression de l'argument base dans les routines de derivation des mtbl_cf.
66  *
67  * Revision 2.4 1999/09/07 15:46:22 phil
68  * correction des bases
69  *
70  * Revision 2.3 1999/03/01 15:09:01 eric
71  * *** empty log message ***
72  *
73  * Revision 2.2 1999/02/23 11:26:27 hyc
74  * *** empty log message ***
75  *
76  *
77  * $Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_dsdp.C,v 1.4 2014/10/13 08:53:49 j_novak Exp $
78  *
79  */
80 
81 // Headers C
82 #include <cassert>
83 
84 // Headers Lorene
85 #include "mtbl_cf.h"
86 #include "valeur.h"
87 
88 // Prototypage
89 namespace Lorene {
90 void _dsdphi_pas_prevu(Tbl *, int &) ;
91 void _dsdphi_p_cossin(Tbl *, int &) ;
92 void _dsdphi_p_cossin_p(Tbl *, int &) ;
93 void _dsdphi_p_cossin_i(Tbl *, int &) ;
94 
95 // Version membre d'un Valeur
96 // --------------------------
97 
98 const Valeur& Valeur::dsdp() const {
99 
100  // Protection
101  assert(etat != ETATNONDEF) ;
102 
103  // Peut-etre rien a faire ?
104  if (p_dsdp != 0x0) {
105  return *p_dsdp ;
106  }
107 
108  // ... si, il faut bosser
109 
110  p_dsdp = new Valeur(mg) ;
111 
112  if (etat == ETATZERO) {
113  p_dsdp->set_etat_zero() ;
114  }
115  else {
116  assert(etat == ETATQCQ) ;
118  Mtbl_cf* cfp = p_dsdp->c_cf ; // Pointeur sur le Mtbl_cf qui vient d'etre
119  // cree par le set_etat_cf_qcq()
120 
121  // Initialisation de *cfp : recopie des coef. de la fonction
122  if (c_cf == 0x0) {
123  coef() ;
124  }
125  *cfp = *c_cf ;
126 
127  cfp->dsdp() ; // calcul
128 
129  p_dsdp->base = cfp->base ; // On remonte la base de sortie au niveau Valeur
130  }
131 
132  // Termine
133  return *p_dsdp ;
134 }
135 
136 // Version membre d'un Mtbl_cf
137 // ---------------------------
138 
140 
141 // Routines de derivation
142 static void (*_dsdphi[MAX_BASE_2])(Tbl *, int &) ;
143 static int nap = 0 ;
144 
145  // Premier appel
146  if (nap==0) {
147  nap = 1 ;
148  for (int i=0 ; i<MAX_BASE_2 ; i++) {
149  _dsdphi[i] = _dsdphi_pas_prevu ;
150  }
151  // Les routines existantes
152  _dsdphi[P_COSSIN >> TRA_P] = _dsdphi_p_cossin ;
153  _dsdphi[P_COSSIN_P >> TRA_P] = _dsdphi_p_cossin_p ;
154  _dsdphi[P_COSSIN_I >> TRA_P] = _dsdphi_p_cossin_i ;
155  }
156 
157  //- Debut de la routine -
158 
159  // Protection
160  assert(etat == ETATQCQ) ;
161 
162  // Boucle sur les zones
163  for (int l=0 ; l<nzone ; l++) {
164  int base_p = (base.b[l] & MSQ_P) >> TRA_P ;
165  assert(t[l] != 0x0) ;
166  _dsdphi[base_p](t[l], base.b[l]) ;
167  }
168 }
169 }
#define MAX_BASE_2
Smaller maximum bases used for phi (and higher dimensions for now)
Definition: type_parite.h:146
Mtbl_cf * c_cf
Coefficients of the spectral expansion of the function.
Definition: valeur.h:302
#define P_COSSIN
dev. standart
Definition: type_parite.h:245
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 coef() const
Computes the coeffcients of *this.
Definition: valeur_coef.C:148
#define TRA_P
Translation en Phi, used for a bitwise shift (in hex)
Definition: type_parite.h:162
Valeur * p_dsdp
Pointer on .
Definition: valeur.h:323
void set_etat_zero()
Sets the logical state to ETATZERO (zero).
Definition: valeur.C:689
Lorene prototypes.
Definition: app_hor.h:64
const Valeur & dsdp() const
Returns of *this.
Definition: valeur_dsdp.C:98
#define MSQ_P
Extraction de l&#39;info sur Phi.
Definition: type_parite.h:156
Values and coefficients of a (real-value) function.
Definition: valeur.h:287
const Mg3d * mg
Multi-grid Mgd3 on which this is defined.
Definition: valeur.h:292
Base_val base
Bases on which the spectral expansion is performed.
Definition: valeur.h:305
int * b
Array (size: nzone ) of the spectral basis in each domain.
Definition: base_val.h:331
Valeur(const Mg3d &mgrid)
Constructor.
Definition: valeur.C:200
Coefficients storage for the multi-domain spectral method.
Definition: mtbl_cf.h:186
Base_val base
Bases of the spectral expansions.
Definition: mtbl_cf.h:200
int etat
Logical state (ETATNONDEF , ETATQCQ or ETATZERO ).
Definition: valeur.h:295
#define P_COSSIN_I
dev. sur Phi = 2*phi, freq. impaires
Definition: type_parite.h:249
Basic array class.
Definition: tbl.h:161
#define P_COSSIN_P
dev. sur Phi = 2*phi, freq. paires
Definition: type_parite.h:247