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From: ImageAnalyst <imageanalyst@mailinator.com>
Newsgroups: comp.soft-sys.matlab
Subject: Re: create grayscale star sign
Date: Tue, 11 Aug 2009 04:47:39 -0700 (PDT)
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On Aug 11, 7:32 am, "M. David " <M.Da...@gmail.com> wrote:
> Hi,
> I need a shape similar to star sign again, I want to draw the shape using cos function.  4 peaks (for north, south, west and east) will be enough for the star shape. Could you please give me example codes for this purpose
>
> thanks, cheers- Hide quoted text -
>
> - Show quoted text -

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Why use a cos() function when all your vertices lie on the x and y
axes?
Just pick your 8 points and use the line() or plot() function - its
really trivial.