LORENE
valeur_scost.C
1 /*
2  * Computation of 1/(cos theta)
3  *
4  * for:
5  * - Valeur
6  * - Mtbl_cf
7  */
8 
9 /*
10  * Copyright (c) 1999-2001 Jerome Novak
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_scost_C[] = "$Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_scost.C,v 1.5 2014/10/13 08:53:51 j_novak Exp $" ;
33 
34 /*
35  * $Id: valeur_scost.C,v 1.5 2014/10/13 08:53:51 j_novak Exp $
36  * $Log: valeur_scost.C,v $
37  * Revision 1.5 2014/10/13 08:53:51 j_novak
38  * Lorene classes and functions now belong to the namespace Lorene.
39  *
40  * Revision 1.4 2014/10/06 15:13:24 j_novak
41  * Modified #include directives to use c++ syntax.
42  *
43  * Revision 1.3 2009/10/10 18:28:11 j_novak
44  * New bases T_COS and T_SIN.
45  *
46  * Revision 1.2 2004/11/23 15:17:19 m_forot
47  * Added the bases for the cases without any equatorial symmetry
48  * (T_COSSIN_C, T_COSSIN_S, T_LEG, R_CHEBPI_P, R_CHEBPI_I).
49  *
50  * Revision 1.1.1.1 2001/11/20 15:19:27 e_gourgoulhon
51  * LORENE
52  *
53  * Revision 1.5 1999/11/30 12:45:27 eric
54  * Valeur::base est desormais du type Base_val et non plus Base_val*.
55  *
56  * Revision 1.4 1999/11/24 09:34:46 eric
57  * Modif commentaires.
58  *
59  * Revision 1.3 1999/11/23 16:18:13 eric
60  * Reorganisation du calcul dans le cas ETATZERO.
61  *
62  * Revision 1.2 1999/11/19 09:31:31 eric
63  * La valeur de retour est desormais const Valeur &.
64  *
65  * Revision 1.1 1999/11/16 13:37:50 novak
66  * Initial revision
67  *
68  *
69  * $Header: /cvsroot/Lorene/C++/Source/Valeur/valeur_scost.C,v 1.5 2014/10/13 08:53:51 j_novak Exp $
70  *
71  */
72 
73 // Headers C
74 #include <cassert>
75 
76 // Headers Lorene
77 #include "mtbl_cf.h"
78 #include "valeur.h"
79 
80 // Local prototypes
81 namespace Lorene {
82 void _scost_pas_prevu (Tbl*, int&) ;
83 void _scost_t_cos (Tbl*, int&) ;
84 void _scost_t_sin (Tbl*, int&) ;
85 void _scost_t_sin_p (Tbl*, int&) ;
86 void _scost_t_sin_i (Tbl*, int&) ;
87 void _scost_t_cos_i (Tbl*, int&) ;
88 void _scost_t_cos_p (Tbl*, int&) ;
89 void _scost_t_cossin_si (Tbl*, int&) ;
90 void _scost_t_cossin_ci (Tbl*, int&) ;
91 void _scost_t_cossin_cp (Tbl*, int&) ;
92 void _scost_t_cossin_sp (Tbl*, int&) ;
93 void _scost_t_cossin_c (Tbl*, int&) ;
94 void _scost_t_cossin_s (Tbl*, int&) ;
95 
96 // Version membre d'un Valeur
97 // --------------------------
98 
99 const Valeur& Valeur::scost() const {
100 
101  // Protection
102  assert(etat != ETATNONDEF) ;
103 
104  // Peut-etre rien a faire ?
105  if (p_scost != 0x0) {
106  return *p_scost ;
107  }
108 
109  // ... si, il faut bosser
110 
111  p_scost = new Valeur(mg) ;
112 
113  if (etat == ETATZERO) {
114  p_scost->set_etat_zero() ;
115  }
116  else {
117  assert(etat == ETATQCQ) ;
119  Mtbl_cf* cfp = p_scost->c_cf ; // Pointeur sur le Mtbl_cf qui vient d'etre
120  // cree par le set_etat_cf_qcq()
121 
122  // Initialisation de *cfp : recopie des coef. de la fonction
123  if (c_cf == 0x0) {
124  coef() ;
125  }
126  *cfp = *c_cf ;
127 
128  cfp->scost() ; // calcul
129 
130  p_scost->base = cfp->base ; // On remonte la base de sortie au niveau Valeur
131  }
132 
133  // Termine
134  return *p_scost ;
135 }
136 
137 
138 
139 // Version membre d'un Mtbl_cf
140 // ---------------------------
141 
143 
144 // Routines de derivation
145 static void (*_scost[MAX_BASE])(Tbl *, int &) ;
146 static int nap = 0 ;
147 
148  // Premier appel
149  if (nap==0) {
150  nap = 1 ;
151  for (int i=0 ; i<MAX_BASE ; i++) {
152  _scost[i] = _scost_pas_prevu ;
153  }
154  // Les routines existantes
155  _scost[T_COS >> TRA_T] = _scost_t_cos ;
156  _scost[T_SIN >> TRA_T] = _scost_t_sin ;
157  _scost[T_COS_P >> TRA_T] = _scost_t_cos_p ;
158  _scost[T_COS_I >> TRA_T] = _scost_t_cos_i ;
159  _scost[T_SIN_P >> TRA_T] = _scost_t_sin_p ;
160  _scost[T_SIN_I >> TRA_T] = _scost_t_sin_i ;
161  _scost[T_COSSIN_SI >> TRA_T] = _scost_t_cossin_si ;
162  _scost[T_COSSIN_CI >> TRA_T] = _scost_t_cossin_ci ;
163  _scost[T_COSSIN_CP >> TRA_T] = _scost_t_cossin_cp ;
164  _scost[T_COSSIN_SP >> TRA_T] = _scost_t_cossin_sp ;
165  _scost[T_COSSIN_C >> TRA_T] = _scost_t_cossin_c ;
166  _scost[T_COSSIN_S >> TRA_T] = _scost_t_cossin_s ;
167  }
168 
169  // Debut de la routine
170 
171  // Protection
172  assert(etat == ETATQCQ) ;
173 
174  // Boucle sur les zones
175  int base_t ;
176  for (int l=0 ; l<nzone ; l++) {
177  base_t = (base.b[l] & MSQ_T) >> TRA_T ;
178  assert(t[l] != 0x0) ;
179  _scost[base_t](t[l], base.b[l]) ;
180  }
181 }
182 }
Mtbl_cf * c_cf
Coefficients of the spectral expansion of the function.
Definition: valeur.h:302
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
void set_etat_zero()
Sets the logical state to ETATZERO (zero).
Definition: valeur.C:689
Lorene prototypes.
Definition: app_hor.h:64
#define TRA_T
Translation en Theta, used for a bitwise shift (in hex)
Definition: type_parite.h:160
Valeur * p_scost
Pointer on .
Definition: valeur.h:319
#define T_COS
dev. cos seulement
Definition: type_parite.h:196
#define T_COSSIN_SP
sin pair-cos impair alternes, sin pour m=0
Definition: type_parite.h:210
Values and coefficients of a (real-value) function.
Definition: valeur.h:287
#define T_SIN
dev. sin seulement
Definition: type_parite.h:198
const Mg3d * mg
Multi-grid Mgd3 on which this is defined.
Definition: valeur.h:292
#define T_COS_I
dev. cos seulement, harmoniques impaires
Definition: type_parite.h:204
const Valeur & scost() const
Returns of *this.
Definition: valeur_scost.C:99
#define T_COS_P
dev. cos seulement, harmoniques paires
Definition: type_parite.h:200
#define MSQ_T
Extraction de l&#39;info sur Theta.
Definition: type_parite.h:154
#define T_COSSIN_C
dev. cos-sin alternes, cos pour m=0
Definition: type_parite.h:192
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
#define T_SIN_P
dev. sin seulement, harmoniques paires
Definition: type_parite.h:202
Valeur(const Mg3d &mgrid)
Constructor.
Definition: valeur.C:200
#define T_COSSIN_SI
sin impair-cos pair alternes, sin pour m=0
Definition: type_parite.h:214
#define T_COSSIN_CI
cos impair-sin pair alternes, cos pour m=0
Definition: type_parite.h:212
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 T_COSSIN_CP
cos pair-sin impair alternes, cos pour m=0
Definition: type_parite.h:208
#define MAX_BASE
Nombre max. de bases differentes.
Definition: type_parite.h:144
#define T_SIN_I
dev. sin seulement, harmoniques impaires
Definition: type_parite.h:206
#define T_COSSIN_S
dev. cos-sin alternes, sin pour m=0
Definition: type_parite.h:194