sddm - Code for the self-destructing dark matter search in SNO

path: root/utils/calculate-atmospheric-oscillations

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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/>.
 */

#include "pmt.h"
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include "vector.h"
#include "util.h"

static int initialized = 0;

pmt pmts[MAX_PMTS];

void get_pmt_type_string(int pmt_type, char *s)
{
    switch (pmt_type) {
    case 1:
        sprintf(s,"Normal");
        break;
    case 2:
        sprintf(s,"OWL");
        break;
    case 3:
        sprintf(s,"LG");
        break;
    case 4:
        sprintf(s,"BUTT");
        break;
    case 5:
        sprintf(s,"NECK");
        break;
    case 6:
        sprintf(s,"CALIBRATION");
        break;
    case 10:
        sprintf(s,"SPARE");
        break;
    case 11:
        sprintf(s,"INVALID");
        break;
    default:
        sprintf(s,"???");
    }

    return;
}

int load_pmt_info()
{
    int i, j;
    char line[256];
    char *str;
    double value;
    int n;

    FILE *f = open_file("pmt.txt", "r");

    if (!f) {
        fprintf(stderr, "failed to open pmt.txt: %s\n", strerror(errno));
        return -1;
    }

    i = 0;
    n = 0;
    /* For the first pass, we just count how many values there are. */
    while (fgets(line, sizeof(line), f)) {
        size_t len = strlen(line);
        if (len && (line[len-1] != '\n')) {
            fprintf(stderr, "got incomplete line on line %i: '%s'\n", i, line);
            goto err;
        }

        i += 1;

        if (!len) continue;
        else if (line[0] == '#') continue;

        str = strtok(line," \n");

        j = 0;
        while (str) {
            value = strtod(str, NULL);
            switch (j) {
            case 0:
            case 1:
            case 2:
                pmts[n].pos[j] = value/10.0;
                break;
            case 3:
            case 4:
            case 5:
                pmts[n].normal[j-3] = value;
                break;
            case 6:
                pmts[n].pmt_type = value;
                break;
            }
            j += 1;
            str = strtok(NULL," \n");
        }

        normalize(pmts[n].normal);

        n += 1;
    }

    fclose(f);

    initialized = 1;

    return 0;

err:
    fclose(f);

    return -1;
}


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