Maya Training

Introduction to Hard Surface Modeling

Maya Training

Interiors and Furniture Vol 1 & 2 - Modeling & Cloth

Maya Training

Shading, Lighting and Rendering the Bedroom in MR

Maya Training

Robot volume one - Modeling with animation in mind

Maya Training

Spach-Alspaugh House the complete courseware

Maya Training

Burt The Cartoon Dinosaur Vol 01 - Modeling

New Maya Training

Robot Volume 02 - Hybrid Rigging
You are here > Home > SimplyMaya Community Forums
Loading

Welcome to Simply Maya

Please Sign in or Sign up for an account

Member Login

Lost your password?

Not a member yet? Sign Up!

Old 23-02-2010, 01:54 AM   #1
mtnhome3d
Registered User
 
mtnhome3d's Avatar
 
Join Date: Jun 2008
Posts: 57
Thanks: 0
Thanked 0 Times in 0 Posts
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?
mtnhome3d is offline   Reply With Quote
Old 23-02-2010, 01:55 AM   #2
mtnhome3d
Registered User
 
mtnhome3d's Avatar
 
Join Date: Jun 2008
Posts: 57
Thanks: 0
Thanked 0 Times in 0 Posts
Default

heres the render
Attached Thumbnails
 
mtnhome3d is offline   Reply With Quote
Old 24-02-2010, 05:30 AM   #3
Gen
Moderator
 
Gen's Avatar
 
Join Date: Dec 2006
Location: South FL
Posts: 3,457
Thanks: 13
Thanked 635 Times in 558 Posts
Default

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.
Gen is offline   Reply With Quote

A little bit about who we are
Links you might find useful
Catch up with SimplyMaya
SimplyMaya specialises in Maya tutorials. We offer over 1,000 individual Maya training videos, ranging from basic Maya tutorials through to intermediate Maya tutorials. Our tutorials are created by instructors with industry experience and are designed to get you up and running in Maya quickly without making it seem like hard work.

Copyright © 1999-2015 SimplyMaya - vBulletin® Copyright © 2000-2015, Jelsoft Enterprises Ltd.