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/* solar.h -- Solar position header
* This file is part of redshift-ng.
*
* redshift-ng 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.
*
* redshift-ng 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 redshift-ng. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright (c) 2010 Jon Lund Steffensen <jonlst@gmail.com>
*/
#ifndef REDSHIFT_SOLAR_H
#define REDSHIFT_SOLAR_H
#define SOLAR_CIVIL_TWILIGHT_ELEV -6.0
double solar_elevation(double date, double lat, double lon);
#endif /* ! REDSHIFT_SOLAR_H */
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