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
32char 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
85namespace Lorene {
86void _d2sdphi2_pas_prevu(Tbl *, int &) ;
87void _d2sdphi2_p_cossin(Tbl *, int &) ;
88
89// Version membre d'un Valeur
90// --------------------------
91
92const 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) {
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
135static void (*_d2sdphi2[MAX_BASE])(Tbl *, int &) ;
136static 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}
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
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 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
Values and coefficients of a (real-value) function.
Definition valeur.h:287
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 set_etat_zero()
Sets the logical state to ETATZERO (zero).
Definition valeur.C:689
const Mg3d * mg
Multi-grid Mgd3 on which this is defined.
Definition valeur.h:292
Mtbl_cf * c_cf
Coefficients of the spectral expansion of the function.
Definition valeur.h:302
void coef() const
Computes the coeffcients of *this.
const Valeur & d2sdp2() const
Returns 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
Valeur * p_d2sdp2
Pointer on .
Definition valeur.h:325
#define MAX_BASE
Nombre max. de bases differentes.
#define P_COSSIN
dev. standart
#define MSQ_P
Extraction de l'info sur Phi.
#define TRA_P
Translation en Phi, used for a bitwise shift (in hex)
Lorene prototypes.
Definition app_hor.h:64