LORENE
ope_vorton_mat.C
1/*
2 * Copyright (c) 2003 Philippe Grandclement
3 *
4 * This file is part of LORENE.
5 *
6 * LORENE is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
9 *
10 * LORENE is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with LORENE; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
20
21char ope_vorton_mat_C[] = "$Header: /cvsroot/Lorene/C++/Source/Ope_elementary/Ope_vorton/ope_vorton_mat.C,v 1.4 2014/10/13 08:53:37 j_novak Exp $" ;
22
23/*
24 * $Id: ope_vorton_mat.C,v 1.4 2014/10/13 08:53:37 j_novak Exp $
25 * $Header: /cvsroot/Lorene/C++/Source/Ope_elementary/Ope_vorton/ope_vorton_mat.C,v 1.4 2014/10/13 08:53:37 j_novak Exp $
26 *
27 */
28#include <cmath>
29#include <cstdlib>
30
31#include "proto.h"
32#include "ope_elementary.h"
33#include "diff.h"
34
35
36 //-----------------------------------
37 // Routine pour les cas non prevus --
38 //-----------------------------------
39
40namespace Lorene {
41Matrice _vorton_mat_pas_prevu(int, double, double, int, int) {
42 cout << "Vorton : base not implemented..." << endl ;
43 abort() ;
44 exit(-1) ;
45 Matrice res(1, 1) ;
46 return res;
47}
48 //-------------------------
49 //-- CAS R_CHEBU -----
50 //------------------------
51
52Matrice _vorton_mat_r_chebu_trois (int n, int lq) {
53
54
55 Diff_xdsdx2 xdd(R_CHEBU, n) ;
56 Diff_dsdx d(R_CHEBU, n) ;
57 Diff_sx sx(R_CHEBU, n) ;
58
59 return (xdd+2*d-lq*(lq+1)*sx) ;
60}
61
62Matrice _vorton_mat_r_chebu (int n, double, double, int lq, int dz) {
63 Matrice res(n, n) ;
64 res.set_etat_qcq() ;
65 switch (dz) {
66 case 3 :
67 res = _vorton_mat_r_chebu_trois (n, lq) ;
68 break ;
69 default :
70 abort() ;
71 exit(-1) ;
72 }
73 return res ;
74}
75
76
77
78 //-------------------------
79 //-- CAS R_CHEB -----
80 //------------------------
81
82Matrice _vorton_mat_r_cheb (int n, double alpha, double beta, int lq, int) {
83 Diff_dsdx2 d2(R_CHEB, n) ;
84 Diff_xdsdx2 xd2(R_CHEB, n) ;
85 Diff_x2dsdx2 x2d2(R_CHEB, n) ;
86 Diff_dsdx d1(R_CHEB, n) ;
87 Diff_xdsdx xd1(R_CHEB, n) ;
88 Diff_id id(R_CHEB, n) ;
89
90 double echelle = beta/alpha ;
91 return (x2d2 + (2*echelle)*xd2 + (echelle*echelle)*d2 - (lq*(lq+1))*id) ;
92}
93
95 if (ope_mat != 0x0)
96 delete ope_mat ;
97
98 // Routines de derivation
100 static int nap = 0 ;
101
102 // Premier appel
103 if (nap==0) {
104 nap = 1 ;
105 for (int i=0 ; i<MAX_BASE ; i++) {
106 vorton_mat[i] = _vorton_mat_pas_prevu ;
107 }
108 // Les routines existantes
109 vorton_mat[R_CHEB >> TRA_R] = _vorton_mat_r_cheb ;
110 vorton_mat[R_CHEBU >> TRA_R] = _vorton_mat_r_chebu ;
111 }
113}
114}
Time evolution with partial storage (*** under development ***).
Definition evolution.h:371
Matrix handling.
Definition matrice.h:152
Matrice * ope_mat
Pointer on the matrix representation of the operator.
double beta
Parameter of the associated mapping.
double alpha
Parameter of the associated mapping.
int base_r
Radial basis of decomposition.
int nr
Number of radial points.
int l_quant
quantum number
int dzpuis
the associated dzpuis, if in the compactified domain.
virtual void do_ope_mat() const
Computes the matrix of the operator.
#define MAX_BASE
Nombre max. de bases differentes.
#define R_CHEBU
base de Chebychev ordinaire (fin), dev. en 1/r
#define TRA_R
Translation en R, used for a bitwise shift (in hex)
#define R_CHEB
base de Chebychev ordinaire (fin)
Lorene prototypes.
Definition app_hor.h:64