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NFFT
3.3.1
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00001 /* 00002 * Copyright (c) 2002, 2016 Jens Keiner, Stefan Kunis, Daniel Potts 00003 * 00004 * This program is free software; you can redistribute it and/or modify it under 00005 * the terms of the GNU General Public License as published by the Free Software 00006 * Foundation; either version 2 of the License, or (at your option) any later 00007 * version. 00008 * 00009 * This program is distributed in the hope that it will be useful, but WITHOUT 00010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00011 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 00012 * details. 00013 * 00014 * You should have received a copy of the GNU General Public License along with 00015 * this program; if not, write to the Free Software Foundation, Inc., 51 00016 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00017 */ 00018 00026 #ifndef WIGNER_H 00027 #define WIGNER_H 00028 00037 double SO3_alpha(int k, int m, int l); 00046 double SO3_beta(int k, int m, int l); 00055 double SO3_gamma(int k, int m, int l); 00065 void SO3_alpha_row(double *alpha, int N, int m, int n); 00075 void SO3_beta_row(double *beta, int N, int m, int n); 00085 void SO3_gamma_row(double *gamma, int N, int m, int n); 00095 void SO3_alpha_matrix(double *alpha, int N, int n); 00105 void SO3_beta_matrix(double *beta, int N, int n); 00115 void SO3_gamma_matrix(double *gamma, int N, int n); 00116 00125 void SO3_alpha_all(double *alpha, int N); 00134 void SO3_beta_all(double *beta, int N); 00143 void SO3_gamma_all(double *gamma, int N); 00144 00160 void eval_wigner(double *x, double *y, int size, int l, double *alpha, 00161 double *beta, double *gamma); 00178 int eval_wigner_thresh(double *x, double *y, int size, int l, double *alpha, 00179 double *beta, double *gamma, double threshold); 00180 00193 double wigner_start(int n1, int n2, double theta); 00194 00195 #endif