prism.h

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/*
 * prism.h
 *
 *  Created on: June 2015
 *      Author: rhealy
 */
 
#ifndef SRC_L2GEN_PRISM_H_
#define SRC_L2GEN_PRISM_H_
#include <gsl/gsl_errno.h>
#include <gsl/gsl_spline.h>
#include <gsl/gsl_sort_double.h>
#include <proj.h>
 
typedef struct prism_l1b_t {
    // info
 
    int npixels; 
    int nscans; 
    int nbands; 
} prism_l1b_t;
 
typedef struct prism4ocia_struct {
    int32_t year, day, month, doy, msec, hour, min;
    float sec;
    double stime, etime;
    int32_t npix, nscan, wgs_nscan, wgs_npix;
    float *sena, *senz, *sola, *solz, *utc;
    double *gain, *lon, *lat, scantime;
    double *wave, *fwhm;
    PJ *pj;
    double easting, northing, rotation;
    double pixelSize;
    int utmZone, numBands;
    int interleave, eastbyscan;
    float *Lt;
    float *scale_factor;
    FILE *av_fp;
    gsl_spline *spline;
    gsl_interp_accel *spl_acc;
    float alt;
} prism4ocia_t;
 
void readNextLine_av(FILE* fp, char* tag, char* val);
char* getinbasename(char *file);
void prism_proj4_convert(prism4ocia_t * data, int numPoints, double *x, double *y);
char* checkTagLine_av(char *line, char* tag);
double getValidAngle(double *ang, int32_t npix, int32_t skip);
int readBinScanLine_float(float *Lt, int32_t recnum, int32_t npix, double *gain, int nbands, int numBands, int interleave, int swap, FILE *ptr);
prism4ocia_t* createPrivateData_pr(int numBands, int32_t nscan, int32_t npix);
void freePrivateData_pr(prism4ocia_t* data);
void get_zenaz(float *pos, float lon, float lat, float *senz, float *sena);
double deg2rad(double deg);
 
#endif /* SRC_L2GEN_PRISM_H_ */