Catalog files
===========

This section describes the various formats of catalog points you need to compute correlation functions on them.

They are given with the option: ``infileformat``.

Standard formats
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:columns-ascii:
    The file(s) with the data to be correlated.


:binary:
    The file with data to be correlated in binary format.

:takahashi:
    The file with data to be correlated using Takahashi etal simulations format (can be transformed to Healpix format).

Miscellaneous formats
------------------------

:gadget: Gadget files can be read using this format. Catalog can be only one file or composed of several files.

:multi-columns-ascii: This format is to be able to read any ascci file with values arrage in columns. Positions can be in any order and with/without header. For example, files with halo catalogs from Rockstar can be read.

:fits-healpix: to read maps in Healpix format using cfitsio library. This format permits to apply a mask in the same format.