Package gaiasky.data.group

Class DR2DataProvider

java.lang.Object

gaiasky.data.group.AbstractStarGroupDataProvider

gaiasky.data.group.DR2DataProvider

All Implemented Interfaces:

IParticleGroupDataProvider, IStarGroupDataProvider

public class DR2DataProvider
extends AbstractStarGroupDataProvider

Loads the DR2 catalog in CSV format

Source position and corresponding errors are in radians, parallax in mas and proper motion in mas/yr.

Field Summary

Fields inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

adaptiveParallax, colors, countsPerMag, distCap, geoDistances, geoDistErrors, geoDistFile, list, magCorrections, mustLoadIds, NEGATIVE_DIST, parallaxErrorFactorBright, parallaxErrorFactorFaint, parallaxZeroPoint, ruwe, ruweFile, ruweValues, sphericalPositions

Constructor Summary

Constructors

Constructor	Description
DR2DataProvider()

Method Summary

Modifier and Type	Method	Description
com.badlogic.gdx.utils.Array<StarGroup.StarBean>	loadData(java.io.InputStream is, double factor)	Loads the data applying a factor.
com.badlogic.gdx.utils.Array<StarGroup.StarBean>	loadData(java.lang.String file)	Loads the data as it is.
com.badlogic.gdx.utils.Array<StarGroup.StarBean>	loadData(java.lang.String file, double factor)	Loads the data applying a factor.
com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean>	loadDataMapped(java.lang.String file, double factor)	Loads the data applying a factor using a memory mapped file for improved speed.
com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean>	loadDataMapped(java.lang.String file, double factor, int fileNumber, long totalFiles)	Uses memory mapped files to load catalog files.
void	loadFileIs(java.io.InputStream is, double factor, gaiasky.data.group.DR2DataProvider.LongWrap addedStars, gaiasky.data.group.DR2DataProvider.LongWrap discardedStars)
void	setFileNumberCap(int cap)	Sets a cap on the number of files to load.

Methods inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

acceptDistance, acceptParallax, countLines, countLines, dumpToDisk, dumpToDiskBin, dumpToDiskCsv, getColors, getCountsPerMag, getGeoDistance, getRuweValue, hasGeoDistance, hasGeoDistances, initLists, initLists, initLists, mustLoad, setAdaptiveParallax, setDistanceCap, setGeoDistancesFile, setMagCorrections, setMustLoadIds, setParallaxErrorFactorBright, setParallaxErrorFactorFaint, setParallaxZeroPoint, setRUWECap, setRUWEFile

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DR2DataProvider

public DR2DataProvider()

Method Detail

setFileNumberCap

public void setFileNumberCap(int cap)

Description copied from interface: IParticleGroupDataProvider

Sets a cap on the number of files to load. Set to 0 or negative for unlimited

Specified by:

setFileNumberCap in interface IParticleGroupDataProvider

Overrides:

setFileNumberCap in class AbstractStarGroupDataProvider

Parameters:

cap - The cap number

loadData

public com.badlogic.gdx.utils.Array<StarGroup.StarBean> loadData(java.lang.String file)

Description copied from interface: IParticleGroupDataProvider

Loads the data as it is.

Parameters:

file - The file to load

Returns:

Array of particle beans

loadData

public com.badlogic.gdx.utils.Array<StarGroup.StarBean> loadData(java.lang.String file,
                                                                 double factor)

Description copied from interface: IParticleGroupDataProvider

Loads the data applying a factor.

Parameters:

file - The file to load

factor - Factor to apply to the positions

Returns:

Array of particle beans

loadData

public com.badlogic.gdx.utils.Array<StarGroup.StarBean> loadData(java.io.InputStream is,
                                                                 double factor)

Description copied from interface: IParticleGroupDataProvider

Loads the data applying a factor.

Parameters:

is - Input stream to load the data from

factor - Factor to apply to the positions

Returns:

Array of particle beans

loadFileIs

public void loadFileIs(java.io.InputStream is,
                       double factor,
                       gaiasky.data.group.DR2DataProvider.LongWrap addedStars,
                       gaiasky.data.group.DR2DataProvider.LongWrap discardedStars)

loadDataMapped

public com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean> loadDataMapped(java.lang.String file,
                                                                                         double factor)

Description copied from interface: IParticleGroupDataProvider

Loads the data applying a factor using a memory mapped file for improved speed.

Parameters:

file - The file to load

factor - Factor to apply to the positions

Returns:

Array of particle beans

loadDataMapped

public com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean> loadDataMapped(java.lang.String file,
                                                                                         double factor,
                                                                                         int fileNumber,
                                                                                         long totalFiles)

Uses memory mapped files to load catalog files. This is not working right now

Parameters:

file -

factor -

fileNumber -

Returns: