[Sidefx-houdini-list] glitches in render

Peter Robbinson probbins at sympatico.ca
Thu Dec 13 16:12:55 EST 2007

Hi Jed,

Do you have a displacement bounds assigned?


Jed Schwartz wrote:
> I'm getting erratic glitches in one of the shots I'm working on-
> The lights, camera and objects are all locked off- Small dash or dot  
> like variations in color are jumping around on the surface of one  
> textured object. Sometimes in a cluster of 1-3 frames then clean for  
> several hundred- other times scattered around perhaps 20-30 hits in a  
> 500 frame shot-
> I'm running all renders from a sequence of ifd's - What really  
> confuses me is, re-rendering the same ifd's fixes the render glitches--
> (We're using Mantra render, micro polygons, H9.0.799, Simple texture  
> shader and displacement shader with depth map-)
> Any thoughts on what might be causing this??
> Thanks!!
> Jed-
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