Groups > comp.lang.java.programmer > #3377

Re: Programming question determining two circle's relation

From	"Gavino" <invalid@invalid.invalid>
Newsgroups	comp.lang.java.programmer
Subject	Re: Programming question determining two circle's relation
Date	2011-04-30 17:59 +0200
Message-ID	<922pulFd6lU1@mid.individual.net> (permalink)
References	<892252a0-e31d-426b-8f47-d37c0b2ec364@17g2000prr.googlegroups.com> <ZbSdnTVJKocTTCbQnZ2dnUVZ_hCdnZ2d@earthlink.com> <511ca68f-7866-4658-9b2b-b1c0c013a030@a21g2000prj.googlegroups.com> <1598343d-42e2-4a65-9677-20c12675b174@n2g2000prj.googlegroups.com>

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"byhesed" <byhesed@gmail.com> wrote in message
news:1598343d-42e2-4a65-9677-20c12675b174@n2g2000prj.googlegroups.com...

>Sorry, there were errors in my source code in determining the position
>of two circles.

>public boolean contains(double x, double y) {
>double distance = Math.sqrt(Math.pow(getX() - x, 2.0) +
>Math.pow(getY() - y, 2.0));
>if (distance <= Math.sqrt(radius))

You're going backwards.
This should be
if (distance <= radius)

The others are still wrong too - see my previous post.

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Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 01:33 -0700
  Re: Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 01:59 -0700
    Re: Programming question determining two circle's relation "Gavino" <invalid@invalid.invalid> - 2011-04-30 17:51 +0200
      Re: Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 09:01 -0700
        Re: Programming question determining two circle's relation "Gavino" <invalid@invalid.invalid> - 2011-04-30 18:33 +0200
    Re: Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 02:03 -0700
  Re: Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 02:50 -0700
    Re: Programming question determining two circle's relation byhesed <byhesed@gmail.com> - 2011-04-30 08:42 -0700
      Re: Programming question determining two circle's relation "Gavino" <invalid@invalid.invalid> - 2011-04-30 17:59 +0200
    Re: Programming question determining two circle's relation "John B. Matthews" <nospam@nospam.invalid> - 2011-04-30 17:25 -0400
      Re: Programming question determining two circle's relation Patricia Shanahan <pats@acm.org> - 2011-04-30 17:03 -0700
        Re: Programming question determining two circle's relation "John B. Matthews" <nospam@nospam.invalid> - 2011-05-01 03:10 -0400
  Re: Programming question determining two circle's relation Patricia Shanahan <pats@acm.org> - 2011-04-30 02:08 -0700
  Re: Programming question determining two circle's relation Roedy Green <see_website@mindprod.com.invalid> - 2011-04-30 11:49 -0700

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