Package gaiasky.data.group

Class BinaryDataProvider

java.lang.Object

gaiasky.data.group.AbstractStarGroupDataProvider

gaiasky.data.group.BinaryDataProvider

All Implemented Interfaces:

IParticleGroupDataProvider, IStarGroupDataProvider

public class BinaryDataProvider
extends AbstractStarGroupDataProvider

Reads arrays of star beans from binary files, usually to go in an octree.

Field Summary

Fields inherited from class gaiasky.data.group.AbstractStarGroupDataProvider

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

Constructor Summary

Constructors

Constructor	Description
BinaryDataProvider()

Method Summary

Modifier and Type	Method	Description
com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean>	loadData(java.io.InputStream is, double factor)	Loads the data applying a factor.
com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean>	loadData(java.lang.String file)	Loads the data as it is.
com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean>	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<StarGroup.StarBean>	readData(java.io.InputStream in)
protected StarGroup.StarBean	readStarBean(java.io.DataInputStream in)
StarGroup.StarBean	readStarBean(java.nio.MappedByteBuffer mem)
void	writeData(com.badlogic.gdx.utils.Array<StarGroup.StarBean> data, java.io.OutputStream out)
protected void	writeStarBean(StarGroup.StarBean sb, java.io.DataOutputStream out)

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, setFileNumberCap, 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

BinaryDataProvider

public BinaryDataProvider()

Method Detail

loadData

public com.badlogic.gdx.utils.Array<? extends ParticleGroup.ParticleBean> 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<? extends ParticleGroup.ParticleBean> 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<? extends ParticleGroup.ParticleBean> 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

writeData

public void writeData(com.badlogic.gdx.utils.Array<StarGroup.StarBean> data,
                      java.io.OutputStream out)

writeStarBean

protected void writeStarBean(StarGroup.StarBean sb,
                             java.io.DataOutputStream out)
                      throws java.io.IOException

Throws:

java.io.IOException

readData

public com.badlogic.gdx.utils.Array<StarGroup.StarBean> readData(java.io.InputStream in)

readStarBean

protected StarGroup.StarBean readStarBean(java.io.DataInputStream in)
                                   throws java.io.IOException

Throws:

java.io.IOException

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

readStarBean

public StarGroup.StarBean readStarBean(java.nio.MappedByteBuffer mem)