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Description:
This function returns a
Mapping in which the
forward transformation transforms a position in the coordinate system given
by the
System attribute of the supplied
SkyFrame, into the offset coordinate
system specified by the SkyRef, SkyRefP and
SkyRefIs attributes of the supplied
SkyFrame.
A UnitMap is returned if the SkyFrame does not define an offset coordinate system.
Synopsis
AstMapping
astSkyOffsetMap(
AstSkyFrame this
)
Parameters:
this
Pointer to the SkyFrame.
Returned Value
astSkyOffsetMap()
Pointer to the returned Mapping.
Notes:
Copyright (C) 2021 East Asian Observatory
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- AST
A Library for Handling
World
Coordinate Systems
in Astronomy - Next→
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