/* Copyright (c) 2019, Anthony Latorre <tlatorre at uchicago>
 *
 * 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 <https://www.gnu.org/licenses/>.
 */

#ifndef PMT_RESPONSE_H
#define PMT_RESPONSE_H

#include "dict.h"

/* Global error string set when pmt_response_init() returns -1. */
extern char pmtr_err[256];

#define NUM_ANGLES 90
#define NUM_WAVELENGTHS 50

#define KPMTR_TRTI 0
#define KPMTR_DECA 1
#define KPMTR_SPRD 2
#define KPMTR_CERF 3
#define KPMTR_RESP 4
#define KPMTR_REFLEC 4504

double get_weighted_pmt_reflectivity(double cos_theta);
double get_weighted_pmt_response(double cos_theta);
double get_pmt_reflectivity(double wavelength, double theta);
double get_pmt_response(double wavelength, double theta);
int pmt_response_init(dict *db);
void pmt_response_free(void);

#endif