File indexing completed on 2024-09-08 03:28:59

 /*
     SPDX-FileCopyrightText: 2011 Akarsh Simha <akarshsimha@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef NOMADBINFILE2MYSQL_H
 #define NOMADBINFILE2MYSQL_H
 
 #define pow2(x)          (1 << (x))
 #define HTM_LEVEL        6
 #define INDEX_ENTRY_SIZE 12
 #define NTRIXELS         32768 // TODO: Change if HTM Level Changes
 #define PM_MILLENIA      10    // This is not good. Needs to be stored in the data file
 
 #include "HTMesh.h"
 
 #include <mysql/mysql.h>
 #include <sys/types.h>
 #include <stdio.h>
 
 /*
  * struct to store star data, to be written in this format, into the binary file.
  */
 
 typedef struct DeepStarData
 {
     int32_t RA;
     int32_t Dec;
     int16_t dRA;
     int16_t dDec;
     int16_t B;
     int16_t V;
 } DeepStarData;
 
 /**
  *@class NOMADStarDataWriter
  *@short Writes NOMAD star data
  *@note This is ugly code, not part of the main KStars program
  *@author Akarsh Simha <akarsh.simha@kdemail.net>
  */
 class NOMADStarDataWriter
 {
   public:
     /**
          *@short Constructor. Sets up the HTMesh, initializes various things.
          */
     NOMADStarDataWriter(FILE *f, int HTMLevel, MYSQL *link, char *_db_tbl);
 
     /**
          *@short Destructor. Deletes the HTMesh we created.
          */
     ~NOMADStarDataWriter();
 
     /**
          *@short Byteswaps the DeepStarData structure
          */
     static void bswap_stardata(DeepStarData *stardata);
 
     /**
          *@short Computes the (unprecessed) coordinates of a star after
          * accounting for proper motion
          */
     static void calculatePMCoords(double startRA, double startDec, double dRA, double dDec, double *endRA,
                                   double *endDec, float years);
 
     /**
          *@short Writes the star data into the DB by calling multiple functions
          *@return Whether the write was successful
          */
     bool write();
 
   private:
     /**
          *@short Creates the table to write data into
          */
     bool createTable();
 
     /**
          *@short Truncates the table
          */
     bool truncateTable();
 
     /**
          *@short Insert the star data into the database
          *@param trixel The trixel in which the star exists according to the data file
          *@param data The DeepStarData structure containing the star's information
          *@return true if inserted or star was a duplicate, false if an error occurred
          *@note This method takes care of duplicating the star and finding the number of copies
          */
     bool insertStarData(unsigned int trixel, const DeepStarData *const data);
 
     /**
          *@short Write star data into the DB
          *@note See README.binfileformat for more details
          */
     bool writeStarDataToDB();
 
     /**
          *@short Read the KStars binary file header and gets various
          * parameters required for further processing.
          *@returns true on success.
          */
     bool readFileHeader();
 
     HTMesh *m_Mesh;
     MYSQL *m_MySQLLink;
     char db_tbl[20];
     bool byteswap;
     bool m_HeaderRead;
     long m_IndexOffset;
     u_int16_t ntrixels;
     FILE *DataFile;
 };
 
 #endif