Class HealpixSys


  • public class HealpixSys
    extends java.lang.Object
    Maps between plotting (SkySys) and Healpix (HealpixTableInfo.HpxCoordSys) coordinate system identifiers.
    Since:
    10 Dec 2018
    Author:
    Mark Taylor
    • Constructor Summary

      Constructors 
      Constructor Description
      HealpixSys()  
    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static uk.ac.starlink.table.HealpixTableInfo.HpxCoordSys fromGeom​(SkySys skySys)
      Returns the Healpix sky coordinate system corresponding to a plotting sky coordinate system.
      static SkySys toGeom​(uk.ac.starlink.table.HealpixTableInfo.HpxCoordSys csys)
      Returns the plotting sky coordinate system corresponding to a Healpix sky coordinate system.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • HealpixSys

        public HealpixSys()
    • Method Detail

      • toGeom

        public static SkySys toGeom​(uk.ac.starlink.table.HealpixTableInfo.HpxCoordSys csys)
        Returns the plotting sky coordinate system corresponding to a Healpix sky coordinate system. Best efforts.
        Parameters:
        csys - healpix sky coordinate system identifier
        Returns:
        corresponding plotting sky system, or null if no correspondence is known
      • fromGeom

        public static uk.ac.starlink.table.HealpixTableInfo.HpxCoordSys fromGeom​(SkySys skySys)
        Returns the Healpix sky coordinate system corresponding to a plotting sky coordinate system. Best efforts.
        Parameters:
        skySys - plotting sky coordinate system identifier
        Returns:
        corresponding healpix system, or null if no correspondence is known