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/* 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 EVENT_H
#define EVENT_H
#include <stdint.h>
#include "pmt.h"
/* Bitmasks for the various PMT flags. */
#define PMT_FLAG_DIS 0x1
#define PMT_FLAG_DQXX 0x2
#define PMT_FLAG_CHARGE 0x4 /* PMT charge status word is non-zero, which means both QHS and QLX are either bad or railed. */
/* Struct to hold all data from a single event used for fitting. */
typedef struct pmt_hit {
/* Set to 1 if the PMT was hit. */
int hit;
/* Uncalibrated time. */
float tac;
/* ECA calibrated time (ns). */
float ept;
/* Time in nano-secs relative to event T0 (ns). */
float t;
/* ECA calibrated QHL (pedestal subtracted). */
float ehl;
/* ECA calibrated QHL (pedestal subtracted). */
float ehs;
/* ECA calibrated QLX (pedestal subtracted). */
float elx;
/* Best charge. */
float q;
/* Integrated charge. */
float qhl;
/* Short-time integrated charge. */
float qhs;
/* Low-gain integrated charge. */
float qlx;
/* Uncalibrated high-gain, long integration charge. */
uint16_t qihl;
/* Uncalibrated high-gain, short integration charge. */
uint16_t qihs;
/* Uncalibrated low-gain, long integration charge. */
uint16_t qilx;
/* Bitmask used to disqualify hits from the likelihood calculation. See the
* PMT_FLAG_* bitmasks above. */
int flags;
/* Set of 1-bit PMT flags. See the KPF_* bitmasks in zdab_utils.h. */
int pf;
/* Non-walk corrected PMT time. */
float pt1;
/* Time in nano-secs relative to event T0. */
float pt;
/* Multiphoton PCA time. */
float ptm;
} pmt_hit;
typedef struct event {
int run;
/* Global trigger time in ns. */
double trigger_time;
/* Number of hit PMTs without flags. */
int nhit;
/* Global trigger ID. */
uint32_t gtid;
/* Trigger word. See trigger_mask_bits.inc. */
uint32_t trigger_type;
/* Date (format: yyyymmdd) */
uint32_t dte;
/* Time (format: hhmmsscc - cc is centisec). */
uint32_t hmsc;
pmt_hit pmt_hits[MAX_PMTS];
} event;
#endif
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