shenandyi Posted July 29, 2013 Share Posted July 29, 2013 (edited) hi guys, you can see the black spots in the picture obviously, and the alpha is black too. they're disappear if turning off the "reflection"' tab. the "Chop" parameter is very low now. h12.5 ocean node. Yi Edited July 29, 2013 by shenandyi Quote Link to comment Share on other sites More sharing options...
Green-Man Posted July 30, 2013 Share Posted July 30, 2013 Are there really {0,0,0,0} values in these points? Not NAN's? What information inspect tool returns? Anyway try to turn Bias Along Normal on in your Mantra parameters. Quote Link to comment Share on other sites More sharing options...
shenandyi Posted August 12, 2013 Author Share Posted August 12, 2013 yes, the bias is the key, thank you! Quote Link to comment Share on other sites More sharing options...
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