Package gaiasky.data.group
package gaiasky.data.group
Data loaders and providers pertaining to particle and star sets.
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ClassDescriptionRepresents a column type.Reads binary files using the infrastructure under
BinaryIO
.Implements the base data loading for binary versions 0, 1, and 2.Loads and writes binary data into particle groups (ParticleType.PARTICLE_EXT
).Implements data writing for versions 0 and 1.Version 1, in contrast with 0, excludes Tycho identifiers from the format.The binary version 2 is more compact than version 0 and 1, as it uses double precision only for positions.The binary version 3 includes the effective temperature, t_eff, and does not have the hip number as a floating point number, as it is already in the names array.Generic data provider for point clouds that reads cartesian positions (XYZ) from a text file.Loads data in VOTable, CSV and FITS formats using the STIL library.