Sean Lewkiw


About Me

CG Supervisor

Sean brings over 20 years of Visual Effects production experience as an artist, manager, and supervisor. He has an impressive list of credits on films such as Lord of the Rings, X-Men, The Golden Compass, Cloud Atlas, and Transformers to name a few. Sean brings a strong knowledge of Houdini, having used it since Inception in 1999, and has worked closely with SideFX over the years as a consultant and guest speaker. He is currently Lead Houdini Instructor at Lost Boys School of VFX in Montreal, and works as a Content Creator for SideFX.


My Talks

obj-image Worldwide HUG
Ocean Tools Quickstart

My Tutorials

obj-image Beginner
Solaris Lighting
obj-image Beginner
Intro to Material Based Destruction
obj-image Intermediate
Material Based Destruction
obj-image Beginner
Solaris: Working with USD
obj-image Quickstart
Material Based Destruction and Constraints

Recent Forum Posts

Tracking down script with Hotkey??? April 27, 2021, 9:14 a.m.

It should be in your home dir in the houdini18.5 folder called

For me this would be:

TOPS python script hou.setPwd() problem March 28, 2021, 3:59 p.m.

Hi, I've got a TOPS process that creates a series of temp bgeo files. I want to then have a waitfor all and finally a TOPS python script TOP to create a bunch of file SOPs in an already existing object, and then load those temp files, merge them, then finally save out a new, merged sequence.

In my TOP python OP, I am trying to opcf to the correct node to add the file SOPs, and I have the line:


I get type errors on this line. Is this somehow not supported? Can I not create nodes in another network on the fly in TOPs?


How to draw text in the viewport regardless of viewer state? March 26, 2021, 11:18 a.m.


You can add The OGL Viewport Comment (vcomment) property to camera from render properties section of spare parameter editor.

This is cool! Any way to creat a line break though? I tried adding "\n" and even "\\n" and (GAD!) "\\\n" and no dice.

EDIT: Actually, putting the text in a python SOP with line breaks, then using this as a channel ref works. It's a bit ugly though.