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Re: [Manta] hitPrim for striking background?


Chronological Thread 
  • From: Austin Robison <arobison@cs.utah.edu>
  • To: Roni Choudhury <roni@cs.utah.edu>
  • Cc: "manta@sci.utah.edu" <manta@sci.utah.edu>
  • Subject: Re: [Manta] hitPrim for striking background?
  • Date: Mon, 17 Dec 2007 17:24:52 -0500
I suspect that you want to determine if a ray hit anything or not, check out the wasHit method of RayPacket (which is in fact a null test on hitMatl).

~Austin

On Dec 17, 2007, at 5:19 PM, Roni Choudhury <roni@cs.utah.edu> wrote:

If a ray in a packet strikes the background, is the hitPrim pointer associated with it guaranteed to be null?

roni



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