LORENE
valeur_d2sdp2.C
1 /*
2  * Computation of d^2/dphi^2
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_d2sdp2_C[] = "$Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_d2sdp2.C,v 1.3 2014/10/13 08:53:49 j_novak Exp $" ;
33 
34 /*
35  * $Id: valeur_d2sdp2.C,v 1.3 2014/10/13 08:53:49 j_novak Exp $
36  * $Log: valeur_d2sdp2.C,v $
37  * Revision 1.3 2014/10/13 08:53:49 j_novak
38  * Lorene classes and functions now belong to the namespace Lorene.
39  *
40  * Revision 1.2 2014/10/06 15:13:23 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 2.8 1999/11/30 12:43:12 eric
47  * Valeur::base est desormais du type Base_val et non plus Base_val*.
48  *
49  * Revision 2.7 1999/11/23 16:15:57 eric
50  * Reorganisation du calcul dans le cas ETATZERO.
51  *
52  * Revision 2.6 1999/11/19 09:29:56 eric
53  * La valeur de retour est desormais const Valeur &.
54  *
55  * Revision 2.5 1999/10/28 07:58:56 eric
56  * Modif commentaires.
57  *
58  * Revision 2.4 1999/10/18 13:40:38 eric
59  * Suppression de l'argument base dans les routines de derivation des mtbl_cf.
60  *
61  * Revision 2.3 1999/09/07 15:47:03 phil
62  * correction de la gestion des bases
63  *
64  * Revision 2.2 1999/03/01 15:07:51 eric
65  * *** empty log message ***
66  *
67  * Revision 2.1 1999/02/23 11:43:58 hyc
68  * *** empty log message ***
69  *
70  * Revision 2.0 1999/02/23 11:32:52 hyc
71  * *** empty log message ***
72  *
73  * $Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_d2sdp2.C,v 1.3 2014/10/13 08:53:49 j_novak Exp $
74  *
75  */
76 
77 // Headers C
78 #include <cassert>
79 
80 // Headers Lorene
81 #include "mtbl_cf.h"
82 #include "valeur.h"
83 
84 // Prototypage temporaire
85 namespace Lorene {
86 void _d2sdphi2_pas_prevu(Tbl *, int &) ;
87 void _d2sdphi2_p_cossin(Tbl *, int &) ;
88 
89 // Version membre d'un Valeur
90 // --------------------------
91 
92 const Valeur& Valeur::d2sdp2() const {
93 
94  // Protection
95  assert(etat != ETATNONDEF) ;
96 
97  // Peut-etre rien a faire ?
98  if (p_d2sdp2 != 0x0) {
99  return *p_d2sdp2 ;
100  }
101 
102  // ... si, il faut bosser
103 
104  p_d2sdp2 = new Valeur(mg) ;
105 
106  if (etat == ETATZERO) {
107  p_d2sdp2->set_etat_zero() ;
108  }
109  else {
110  assert(etat == ETATQCQ) ;
112  Mtbl_cf* cfp = p_d2sdp2->c_cf ; // Pointeur sur le Mtbl_cf qui vient d'etre
113  // cree par le set_etat_cf_qcq()
114  // Initialisation de *cfp : recopie des coef. de la fonction
115 
116  if (c_cf == 0x0) {
117  coef() ;
118  }
119  *cfp = *c_cf ;
120 
121  cfp->d2sdp2() ; // calcul
122 
123  p_d2sdp2->base = cfp->base ; // On remonte la base de sortie au niveau Valeur
124  }
125 
126  // Termine
127  return *p_d2sdp2 ;
128 }
129 
130 // Version membre d'un Mtbl_cf
131 // ---------------------------
133 
134 // Routines de derivation
135 static void (*_d2sdphi2[MAX_BASE])(Tbl *, int &) ;
136 static int nap = 0 ;
137 
138  // Premier appel
139  if (nap==0) {
140  nap = 1 ;
141  for (int i=0 ; i<MAX_BASE ; i++) {
142  _d2sdphi2[i] = _d2sdphi2_pas_prevu ;
143  }
144  // Les routines existantes
145  _d2sdphi2[P_COSSIN >> TRA_P] = _d2sdphi2_p_cossin ;
146  }
147 
148  //- Debut de la routine -
149 
150  // Protection
151  assert(etat == ETATQCQ) ;
152 
153  // Boucle sur les zones
154  for (int l=0 ; l<nzone ; l++) {
155  int base_p = (base.b[l] & MSQ_P) >> TRA_P ;
156  assert(t[l] != 0x0) ;
157  _d2sdphi2[base_p](t[l], base.b[l]) ;
158  }
159 }
160 }
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
void set_etat_zero()
Sets the logical state to ETATZERO (zero).
Definition: valeur.C:689
Lorene prototypes.
Definition: app_hor.h:64
#define MSQ_P
Extraction de l&#39;info sur Phi.
Definition: type_parite.h:156
const Valeur & d2sdp2() const
Returns of *this.
Definition: valeur_d2sdp2.C:92
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
Valeur * p_d2sdp2
Pointer on .
Definition: valeur.h:325
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
Basic array class.
Definition: tbl.h:161
#define MAX_BASE
Nombre max. de bases differentes.
Definition: type_parite.h:144