// ----------------------------------------------------------------------------
//
//  Copyright (C) 2013-2021 Fons Adriaensen <fons@linuxaudio.org>
//    
//  This program is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation; either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------


#ifndef __RSPHARM_H
#define __RSPHARM_H


// Evaluate normalised or semi-normalised real spherical
// harmonics up to the given degree. Azimuth and elevation
// are in rads. The result in H is in ACN order.
//
extern void realspharm (int degree, double azim, double elev,
                        float *H, bool semi = false);


#endif

