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Subject: Re: Drawing a solid circle pixel using x,y coordinate and radius
Date: Mon, 25 Feb 2008 22:08:05 +0000 (UTC)
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"Phil Au" <philipawt@gmail.com> wrote in message 
<fpv27l$p8s$1@fred.mathworks.com>...
> Hi all,
> 
> I was having difficulties in creating a solid circle 
shape 
> pixel with x and y coordinates, and radius..
> 
> I kind of know that the radius must be at least more than 
3 
> pixels size to be able to show the shape of the circle, 
but 
> I dont know where to start to write the code..
> 
> Many thanks 

i could have sworn this got answered a few days ago. check 
around the forum a bit more. it involved calculating the 
radius out from the center and just turning the pixel "on", 
as i recall.