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Old 23-02-2010, 12:54 AM   #1
mtnhome3d
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Default refractive caustics with mia_material

hi, i am working a project that uses some nice thick glass and i need to use caustics bu i cant get them to render. I have a mia_material applied to my mesh and i have use caustics checked in both the material props and mental ray props. my light (a phys sky) has emit photons set on it. is there anything I'm missing?
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Old 23-02-2010, 12:55 AM   #2
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heres the render
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Old 24-02-2010, 04:30 AM   #3
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I don't think the physical sky can do that, plus I think its a bad idea to use a directional light for emitting photons. I did a post on caustics . Hope that helps.
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