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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 6:06 pm  (#21) 
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Posts: 606
Location: limestone,ny
Quick crappy attempt

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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 6:13 pm  (#22) 
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nice alc. nothing crappy about that, it is excellent.

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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 6:15 pm  (#23) 
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Location: limestone,ny
thanks Molly


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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 6:22 pm  (#24) 
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Nice work alc.


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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 10:59 pm  (#25) 
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Posts: 346
Location: Wisconsin
Draconian wrote:
Anybody know how to make this Radial LED type pattern?

I did this by stroking concentric paths:

Image Image

It just takes a little math...
First, decide how big you want your dots and how far apart - I chose 10px, 200% spacing.
Now, how big of a circle will give you 6 dots when you stroke it?
Circumference = (brush size) * spacing * 6
Radius = Circumference / (2 * pi)
In my example, the circumference is 120 so the radius is 19.1
Now make a series of concentric circles that are multiples of that radius. I used the Circle function in the Shape Paths script because it let me set the radius.
Finally, stroke the paths with your brush. :)

Surprisingly simple, isn't it?

Alternatively, you could decide on the radius and then adjust the brush size and spacing...

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 Post subject: Re: Traffic Light Teaser
PostPosted: Tue Jun 19, 2012 11:14 pm  (#26) 
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Location: Dallas, TX
BKH1914 - Fantastic! I was on the right track with stroking concentric circles, just got derailed somehow. I ended up using the Copy Rotate script to create the incremental degree lines to intersect with each concentric circle using the multiples of six like the light in the illustration, then painting in the dots manually. I like your way better and yes.....suprisingly simple. Thanks, I'll be using this one.

Erisian - Interesting approach. More than one way to skin a cat they say.

alc59 - I don't think it's crappy. I like your light.

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