a few geometry questions...

[Jim Hurley]

>
>Message: 16
>Date: Sun, 7 Aug 2005 18:50:22 +0200
>From: david bovill <david at openpartnership.net>
>Subject: Re: a few geometry questions...
>To: How to use Revolution <use-revolution at lists.runrev.com>
>Message-ID: <658770B2-2855-4DB2-A8A1-44ED9501EC9C at openpartnership.net>
>Content-Type: text/plain; charset=US-ASCII; format=flowed
>
>Cool!
>
>Now can you do the same trick with an irregular polygon :)


David,

Yes. The necessary functions can be found in BouncingBallTool.rev. It 
demonstrates how to find the perpendicular projection of a given 
point on a given line and whether that point lies between the end 
points. See the fifth card.

In the message box:

    go stack url "http://home.infostations.net/jhurley/BouncingBallTools.rev"

Jim