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 A Library for Handling
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Description:
                                                                                       
                                                                                       
 This function returns a pointer to a specified 
Frame in a 
FrameSet.  
Synopsis 
 AstFrame
astGetFrame(
AstFrameSet this,
int iframe )  
 Parameters: 
  this  
 Pointer to the FrameSet.  
  iframe  
 The index of
the required Frame within the FrameSet. This value should lie in the range from 1 to
the number of Frames in the FrameSet (as given by its 
Nframe attribute).  
 
Returned Value 
  astGetFrame()  
 A pointer to the requested Frame.  
    Notes: 
- 
A value of AST__BASE or AST__CURRENT may be given for the "iframe"parameter to
specify the base Frame or the current Frame respectively.
 
- 
This function increments the RefCount attribute of the selected Frame by one.
 
- 
A null Object pointer (AST__NULL) will be returned if this function is invoked with the
AST error status set, or if it should fail for any reason.   
  Copyright (C) 2021 East Asian Observatory
  -  ←Prev 
- AST
 A Library for Handling
 World
Coordinate Systems
 in Astronomy
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