NASA Ocean Color

ocssw V2022

 #include <iostream>
 #include <stdint.h>
 #include <stdlib.h>
 #include <cmath>
 #include <vector>
 #include <netcdf>
 #include <sstream>
  
 // Chunking the arrays
 #define CHUNK_CACHE_SIZE  256 * 1024 * 1024  // 256MiB of cache memory.
 #define CHUNK_CACHE_NELEMS 1033
 #define CHUNK_CACHE_PREEMPTION .75
 #define VARCHUNK_CACHE_SIZE  4 * 1024 * 1024  // 4Mib of cache memory.
 #define VARCHUNK_CACHE_NELEMS 1033
 #define VARCHUNK_CACHE_PREEMPTION .75
 #define CHUNKBANDS 40
 #define CHUNKPIXELS 2000
 #define CHUNKLINES 16
 // Do something like this
 //   vector<size_t> chunkVec{CHUNKBANDS,CHUNKPIXELS,CHUNKLINES};
 // for dimensions less than these defaults, fix it to the dimension, e.g.:
 //      if (dimBands < CHUNKBANDS)
 //        chunkVec[0] = dimBands;
  
 typedef struct {
   double master_clock;
   double MCE_clock;
  
   double sc_to_tilt[3][3];
   double tilt_axis[3];
   double tilt_angles[2];
   double tilt_home;
   double tilt_to_oci_mech[3][3];
   double oci_mech_to_oci_opt[3][3];
   double rta_axis[3];
   double ham_axis[3];
   double ham_at_angles[2];
   double ham_ct_angles[2];
   double rta_enc_scale;
   double ham_enc_scale;
  
   int32_t rta_nadir[2];
  
   double as_planarity[5];
   double at_planarity[5];
 } geo_struct;
  
 #define SWAP_2(x) ( (((x) & 0xff) << 8) | ((unsigned short)(x) >> 8) )
  
 #define SWAP_4(x) ( ((x) << 24) | \
          (((x) << 8) & 0x00ff0000) | \
          (((x) >> 8) & 0x0000ff00) | \
          ((x) >> 24) )
  
 int geolocate_oci( std::string l1a_filename, std::string geo_lut_filename,
                    geo_struct& geoLUT,
                    std::string l1b_filename, std::string dem_file,
                    bool radiance, std::string doi, const std::string ephFile, std::string pversion);
  
 int read_mce_tlm( netCDF::NcFile *l1afile, geo_struct& geo_lut,
                   netCDF::NcGroup egid,
                   uint32_t nmcescan, uint32_t nenc, int32_t& ppr_off,
                   double& revpsec, double&secpline, int16_t& board_id,
                   int32_t *mspin, int32_t *ot_10us,
                   uint8_t *enc_count, float **hamenc, float **rtaenc,
                   int16_t &iret);
  
 int get_ev( double secpline, int16_t *dtype, int16_t *lines, int16_t *iagg,
             uint16_t& pcdim, uint16_t& psdim, double& ev_toff,
             float *clines, float *slines, double *deltc, double *delts,
             bool dark, int16_t& iret);
  
 int get_oci_vecs( uint32_t nscan, uint16_t pdim, double as_planarity[5],
                   double at_planarity[5], int32_t *rta_nadir,
                   double ham_ct_angles[2], double ev_toff, int32_t spin,
                   uint8_t hside, float *clines,
                   double *delt, double revpsec, int32_t ppr_off,
                   int16_t board_id, uint32_t nmcescan, int32_t *mspin,
                   uint8_t *enc_count, float **hamenc, float **rtaenc,
                   float **pview, double *theta, int16_t& iret);
  
 int createField( netCDF::NcGroup &ncGrp, const char *sname, const char *lname, 
                    const char *standard_name, const char *units,
                    const char *description,
                    void *fill_value, const char *flag_values,
                    const char *flag_meanings,
                    double low, double high, 
                    double scale, double offset, 
                    int nt, std::vector<netCDF::NcDim>& varVec,
                    std::string coordinates);
  
 int get_nib_nbb( uint32_t ntaps, size_t *ia, uint32_t ntb[16], int16_t jagg[16],
                  uint32_t& nib, uint32_t& nbb);
  
 int get_agg_mat( size_t *ia, int16_t jagg[16], uint32_t ntb[16],
                  uint32_t nib, uint32_t nbb, float **amat, float **gmat);
  
 int check_scan_times( uint32_t nscan, double *sstime, short *sfl);

read_mce_tlm

int read_mce_tlm(netCDF::NcFile *l1afile, geo_struct &geo_lut, netCDF::NcGroup egid, uint32_t nmcescan, uint32_t nenc, int32_t &ppr_off, double &revpsec, double &secpline, int16_t &board_id, int32_t *mspin, int32_t *ot_10us, uint8_t *enc_count, float **hamenc, float **rtaenc, int16_t &iret)

get_agg_mat

int get_agg_mat(size_t *ia, int16_t jagg[16], uint32_t ntb[16], uint32_t nib, uint32_t nbb, float **amat, float **gmat)

Definition: common.cpp:777

geo_struct

Definition: common.h:25

spin

void spin(double st, double *pos1, double *pos2)

string

@ string

Definition: GEO_read_param_file.c:64

get_oci_vecs

int get_oci_vecs(uint32_t nscan, uint16_t pdim, double as_planarity[5], double at_planarity[5], int32_t *rta_nadir, double ham_ct_angles[2], double ev_toff, int32_t spin, uint8_t hside, float *clines, double *delt, double revpsec, int32_t ppr_off, int16_t board_id, uint32_t nmcescan, int32_t *mspin, uint8_t *enc_count, float **hamenc, float **rtaenc, float **pview, double *theta, int16_t &iret)

Definition: common.cpp:195

geo_struct::ham_enc_scale

double ham_enc_scale

Definition: common.h:40

geolocate_oci

int geolocate_oci(std::string l1a_filename, std::string geo_lut_filename, geo_struct &geoLUT, std::string l1b_filename, std::string dem_file, bool radiance, std::string doi, const std::string ephFile, std::string pversion)

geo_struct::rta_enc_scale

double rta_enc_scale

Definition: common.h:39

get_nib_nbb

int get_nib_nbb(uint32_t ntaps, size_t *ia, uint32_t ntb[16], int16_t jagg[16], uint32_t &nib, uint32_t &nbb)

Definition: common.cpp:742

color_dtdb.scale

int scale

Definition: color_dtdb.py:459

createField

int createField(netCDF::NcGroup &ncGrp, const char *sname, const char *lname, const char *standard_name, const char *units, const char *description, void *fill_value, const char *flag_values, const char *flag_meanings, double low, double high, double scale, double offset, int nt, std::vector< netCDF::NcDim > &varVec, std::string coordinates)

geo_struct::MCE_clock

double MCE_clock

Definition: common.h:27

geo_struct::master_clock

double master_clock

Definition: common.h:26

MDN.setup.description

description

Definition: setup.py:16

geo_struct::tilt_home

double tilt_home

Definition: common.h:32

hico.proc_hico.units

units

Definition: proc_hico.py:245

fix_mac_rpath.lines

lines

Definition: fix_mac_rpath.py:35

check_scan_times

int check_scan_times(uint32_t nscan, double *sstime, short *sfl)

Definition: common.cpp:863

dtype

Definition: DDataset.hpp:31

offset

l2prod offset

Definition: HOWTO_Add_a_product.txt:70

standard_name

These two strings are used for the product XML output If product_id is not set then prefix is used If the last char of the name_prefix is _ then it is removed If algorithm_id is not set then name_suffix is used If the first char is _ then it is removed l2prod standard_name[0]

Definition: HOWTO_Add_a_product.txt:109

get_ev

int get_ev(double secpline, int16_t *dtype, int16_t *lines, int16_t *iagg, uint16_t &pcdim, uint16_t &psdim, double &ev_toff, float *clines, float *slines, double *deltc, double *delts, bool dark, int16_t &iret)

Definition: common.cpp:142