[Papervision3D] Shadow Demo

[jerome birembaut]

awesome Andy ,
any objects can receive shadow or just a special plane?

2007/8/19, De'Angelo Richardson <dialeoson at yahoo.com>:
>
> This is pretty cool! Good work. Can't wait to check this out.
>
> -De'Angelo
>
>
> ----- Original Message ----
> From: Andy Zupko <azupko at zupko.info>
> To: papervision3d at osflash.org
> Sent: Sunday, August 19, 2007 12:46:56 PM
> Subject: [Papervision3D] Shadow Demo
>
>  Alright kids – here is my new shadow material.
>
>
>
> http://lab.zupko.info/shadows/
>
>
>
> To give you a general idea of how it works:
>
> The material has a light object and an array of "shadowcasters" attached
> to it.  The shadow casters are any do3d.    The faces are upated to their
> global positions, and then a ray is drawn between the light and the cast
> objects face – if it intercepts the face on the material, it is shaded.  I
> had some other ideas on how to do this, but they didn't flesh out as well as
> this one did.
>
>
>
> Any ideas for better speed or a better algo for doing all this jazz – let
> me know.  I thought I had some faster methods but they turned out to just be
> less accurate and take as much time.
>
>
>
> The mouse takes a second to kick in for some reason – I didn't feel like
> spending time on that particular issue. J
>
>
>
>  I'll write-up a more thorough def. and put it on my blog tonight or
> tomorrow – along with the source.
>
>
>
>  You might also want to check out my shading material at
> http://blog.zupko.info/?p=13
>
>
>
> -Andy
>
>
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>


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