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util for detecting given point is within given region/points(circle, rectangle...)

au lai seong
Greenhorn

Joined: Mar 06, 2011
Posts: 14
is there a util for detecting given point is within given region/points(circle, rectangle...)?
Campbell Ritchie
Sheriff

Joined: Oct 13, 2005
Posts: 36508
    
  16
If you look in the API index for C and use ctrl-f contains( you will find several contains() methods. One of those might satisfy your requirements.
au lai seong
Greenhorn

Joined: Mar 06, 2011
Posts: 14
you are so smart
 
 
subject: util for detecting given point is within given region/points(circle, rectangle...)
 
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