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Re: [Manta] hitPrim for striking background?


Chronological Thread 
  • From: Roni Choudhury <roni@cs.utah.edu>
  • To: manta@sci.utah.edu
  • Subject: Re: [Manta] hitPrim for striking background?
  • Date: Mon, 17 Dec 2007 17:11:45 -0600
Ok, hitMatl will be null. Now, is there a "semantic" guarantee that different primitives are equipped with different materials? Or is it legal to use a single instance of a material for several different primitives?

roni

Roni Choudhury 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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