JPLDastcomCometFile Class Reference

#include <orsa_file.h>

Inheritance diagram for JPLDastcomCometFile:

Inheritance graph
[legend]
Collaboration diagram for JPLDastcomCometFile:

Collaboration graph
[legend]
List of all members.

Public Member Functions

 JPLDastcomCometFile ()
virtual ~JPLDastcomCometFile ()
void Read ()
virtual void read_progress (int, bool &, bool &)
virtual void read_finished ()
void Open ()
void Close ()
virtual std::string GetFileName () const
virtual void SetFileName (std::string name_in)
virtual void SetFileName (char *name_in)

Public Attributes

AsteroidDatabasedb

Protected Attributes

std::string filename
FILE_TYPE file
FILE_STATUS status

Constructor & Destructor Documentation

JPLDastcomCometFile  ) 
 

Definition at line 2864 of file orsa_file.cc.

02864                                            : AsteroidDatabaseFile() {
02865     db = new AsteroidDatabase();
02866   }

~JPLDastcomCometFile  )  [virtual]
 

Definition at line 2868 of file orsa_file.cc.

02868                                             {
02869     delete db;
02870     db = 0;
02871   }


Member Function Documentation

void Close  )  [inherited]
 

Definition at line 114 of file orsa_file.cc.

References orsa::CLOSE, CLOSE_FILE, File::file, and File::status.

Referenced by SWIFTFile::AsteroidsInFile(), ReadWriteFile::Open(), OrsaFile::Read(), OrsaConfigFile::Read(), SWIFTFile::Read(), Config::read_from_file(), File::SetFileName(), OrsaFile::Write(), OrsaConfigFile::Write(), Config::write_to_file(), and File::~File().

00114                    {
00115     if (status != CLOSE) {
00116       CLOSE_FILE(file);
00117       status = CLOSE;
00118     }
00119   }

virtual std::string GetFileName  )  const [inline, virtual, inherited]
 

Definition at line 99 of file orsa_file.h.

References File::filename.

Referenced by LocationFile::ObsPos(), and OrsaFile::Read().

00099 { return filename; }

void Open  )  [inherited]
 

Definition at line 59 of file orsa_file.cc.

References orsa::CLOSE, OPEN_FILE, orsa::OPEN_R, OPEN_READ, and ORSA_ERROR.

Referenced by SWIFTFile::AsteroidsInFile(), Mercury5IntegrationFile::Read(), TLEFile::Read(), NEODYSCAT::Read(), JPLDastcomCometFile::Read(), JPLDastcomUnnumFile::Read(), JPLDastcomNumFile::Read(), AstDySMatrixFile::Read(), RadauModIntegrationFile::Read(), SWIFTFile::Read(), LocationFile::Read(), RWOFile::Read(), MPCObsFile::Read(), MPCCometFile::Read(), MPCOrbFile::Read(), and AstorbFile::Read().

00059                       {
00060     if (status != CLOSE) return;
00061     
00062     file = OPEN_FILE(filename.c_str(),OPEN_READ);
00063     
00064     if (file == 0) { 
00065       ORSA_ERROR("Can't open file %s",filename.c_str());
00066     } else {
00067       status = OPEN_R;
00068     }
00069   }

void Read  )  [virtual]
 

Implements ReadFile.

Definition at line 2873 of file orsa_file.cc.

References Orbit::a, orsa::AU, OrbitWithEpoch::Compute(), Orbit::e, orsa::ECLIPTIC, orsa::EclipticToEquatorial_J2000(), OrbitWithEpoch::epoch, orsa::EQUATORIAL, orsa::FromUnits(), orsa::GetG(), orsa::GetMSun(), Universe::GetReferenceSystem(), GETS_FILE, Orbit::i, Orbit::M, orsa::M, Orbit::mu, Asteroid::n, Asteroid::name, Orbit::omega_node, Orbit::omega_pericenter, ReadFile::Open(), orsa::OPEN_R, Asteroid::orb, ORSA_ERROR, Orbit::Period(), orsa::pi, AsteroidDatabaseFile::read_finished(), AsteroidDatabaseFile::read_progress(), OrbitWithEpoch::RelativePosVel(), orsa::remove_leading_trailing_spaces(), REWIND_FILE, UniverseTypeAwareTime::SetDate(), Date::SetGregor(), Date::SetJulian(), orsa::TDT, UniverseTypeAwareTime::Time(), orsa::twopi, and orsa::universe.

02873                                  {
02874       
02875     Open();
02876     
02877     if (status != OPEN_R) {
02878       ORSA_ERROR("Status error!");
02879       return;
02880     }
02881     
02882     db->clear();
02883     
02884     char line[300];
02885     
02886     double a,e,i,omega_node,omega_pericenter,M;
02887     string number,type,name,orbit_computer,absolute_magnitude,arc,numobs,epoch;
02888     string mean_anomaly,pericenter,node,inclination,eccentricity,semimajor_axis;
02889     // string ceu;
02890     string pericenter_distance,pericenter_epoch;
02891     
02892     string year,month,day;
02893     int    y=0,m=0;
02894     double frac_day;
02895     
02896     Asteroid ast;
02897     
02898     double q;
02899     
02900     REWIND_FILE(file);
02901     
02902     // Date tmp_date(TDT);
02903     Date tmp_date;
02904     
02905     unsigned int local_index = 0;
02906     bool bool_stop=false;
02907     bool bool_pause=false;
02908     
02909     while ( (GETS_FILE(line,300,file)) != 0 ) {
02910       
02911       // if (strlen(line) < 90) continue; // not a good line, maybe a comment or a white line...
02912       
02913       if (line[0]=='-') continue; // comment
02914       
02915       ++local_index;
02916       read_progress(local_index,bool_pause,bool_stop);
02917       
02918       if (bool_stop) break;
02919       
02920       while (bool_pause) {
02921         // cerr << "AstorbFile::Read() sleeping..." << endl;
02922         sleep(1);
02923         read_progress(local_index,bool_pause,bool_stop);
02924       }
02925       
02926       // uncomment the ones used
02927       // number.assign(line,0,4);
02928       // type.assign(line,4,1);
02929       // name.assign(line,5,7);
02930       name.assign(line,0,37);
02931       epoch.assign(line,38,5);
02932       // cerr << "comet name: " << name << endl;
02933       pericenter_distance.assign(line,44,10);
02934       eccentricity.assign(line,55,10);
02935       inclination.assign(line,66,9);
02936       pericenter.assign(line,76,9);
02937       node.assign(line,86,9);
02938       //
02939       pericenter_epoch.assign(line,96,14);
02940       
02941       // conversions
02942       
02943       ast.name = name;
02944       remove_leading_trailing_spaces(ast.name);
02945       
02946       // ast.n = 0; // arbitrary, for the moment
02947       ast.n = 0;
02948       
02949       // ast.mag  = atof(absolute_magnitude.c_str());
02950       
02951       // a                = atof(semimajor_axis.c_str());
02952       e  = atof(eccentricity.c_str());
02953       
02954       // to be tested...
02955       q = atof(pericenter_distance.c_str());
02956       if (e == 1.0) {
02957         a = q;
02958       } else {
02959         a = q/fabs(1.0-e);
02960       }
02961       
02962       // checks
02963       if ((q==0.0)) {
02964         // bad line...
02965         continue;
02966       }
02967       
02968       i                = (pi/180)*atof(inclination.c_str());
02969       omega_node       = (pi/180)*atof(node.c_str());
02970       omega_pericenter = (pi/180)*atof(pericenter.c_str());
02971       // M                = (pi/180)*atof(mean_anomaly.c_str());
02972       
02973       tmp_date.SetJulian(2400000.5+atof(epoch.c_str()),TDT);
02974       ast.orb.epoch.SetDate(tmp_date);
02975       
02976       year.assign(pericenter_epoch,0,4);
02977       month.assign(pericenter_epoch,4,2);
02978       day.assign(pericenter_epoch,6,8);
02979       
02980       y = atoi(year.c_str());
02981       m = atoi(month.c_str());
02982       frac_day = atof(day.c_str());
02983       
02984       Date peri_date;
02985       peri_date.SetGregor(y,m,frac_day,TDT);
02986       UniverseTypeAwareTime pericenter_passage(peri_date);
02987       
02988       ast.orb.mu = GetG()*GetMSun();
02989       
02990       ast.orb.a                = FromUnits(a,AU);
02991       ast.orb.e                = e;
02992       ast.orb.i                = i;
02993       ast.orb.omega_node       = omega_node;
02994       ast.orb.omega_pericenter = omega_pericenter;
02995       //
02996       M = ((ast.orb.epoch.Time() - pericenter_passage.Time())/ast.orb.Period())*twopi;  
02997       M = fmod(10*twopi+fmod(M,twopi),twopi);
02998       //
02999       ast.orb.M                = M;
03000       
03001       // cerr << "comet: " << ast.name << "  q: " << q << "  e: " << e << "  i: " << i*(180/pi) << endl;
03002       
03003       /* 
03004          switch (universe->GetReferenceSystem()) {
03005          case ECLIPTIC: break;
03006          case EQUATORIAL:
03007          { 
03008          // cerr << "Rotating astorb orbit..." << endl;
03009          const double obleq_rad = obleq(tmp_date).GetRad();
03010          Vector position,velocity;
03011          ast.orb.RelativePosVel(position,velocity);
03012          position.rotate(0.0,obleq_rad,0.0);
03013          velocity.rotate(0.0,obleq_rad,0.0);
03014          ast.orb.Compute(position,velocity,ast.orb.mu,ast.orb.epoch);
03015          }
03016          break;
03017          }
03018       */
03019       
03020       switch (universe->GetReferenceSystem()) {
03021       case ECLIPTIC: break;
03022       case EQUATORIAL:
03023         { 
03024           Vector position,velocity;
03025           ast.orb.RelativePosVel(position,velocity);
03026           EclipticToEquatorial_J2000(position);
03027           EclipticToEquatorial_J2000(velocity);
03028           ast.orb.Compute(position,velocity,ast.orb.mu,ast.orb.epoch);
03029         }
03030         break;
03031       }
03032       
03033       db->push_back(ast);
03034       
03035     }
03036     
03037     read_finished();
03038   }

Here is the call graph for this function:

virtual void read_finished  )  [inline, virtual, inherited]
 

Definition at line 257 of file orsa_file.h.

Referenced by NEODYSCAT::Read(), JPLDastcomCometFile::Read(), JPLDastcomUnnumFile::Read(), JPLDastcomNumFile::Read(), AstDySMatrixFile::Read(), MPCCometFile::Read(), MPCOrbFile::Read(), and AstorbFile::Read().

00257 { };

virtual void read_progress int  ,
bool &  ,
bool & 
[inline, virtual, inherited]
 

Definition at line 256 of file orsa_file.h.

Referenced by NEODYSCAT::Read(), JPLDastcomCometFile::Read(), JPLDastcomUnnumFile::Read(), JPLDastcomNumFile::Read(), AstDySMatrixFile::Read(), MPCCometFile::Read(), MPCOrbFile::Read(), and AstorbFile::Read().

00256 { };

virtual void SetFileName char *  name_in  )  [inline, virtual, inherited]
 

Definition at line 106 of file orsa_file.h.

References File::SetFileName().

00106                                                      {
00107       std::string n = name_in;
00108       SetFileName (n);
00109     }

Here is the call graph for this function:

virtual void SetFileName std::string  name_in  )  [inline, virtual, inherited]
 

Definition at line 101 of file orsa_file.h.

References File::Close(), orsa::CLOSE, File::filename, and File::status.

Referenced by OrsaConfigFile::OrsaConfigFile(), and File::SetFileName().

00101                                                         {
00102       if (status != CLOSE) Close();
00103       filename = name_in;
00104     }

Here is the call graph for this function:


Member Data Documentation

AsteroidDatabase* db [inherited]
 

Definition at line 254 of file orsa_file.h.

Referenced by AsteroidDatabaseFile::AsteroidDatabaseFile().

FILE_TYPE file [protected, inherited]
 

Definition at line 113 of file orsa_file.h.

Referenced by File::Close(), and File::File().

std::string filename [protected, inherited]
 

Definition at line 112 of file orsa_file.h.

Referenced by File::GetFileName(), and File::SetFileName().

FILE_STATUS status [protected, inherited]
 

Definition at line 114 of file orsa_file.h.

Referenced by File::Close(), File::File(), and File::SetFileName().


The documentation for this class was generated from the following files:
Generated on Tue Jan 11 15:28:33 2005 for liborsa by  doxygen 1.4.0