[Sidefx-houdini-list] units in houdini

Rangi Sutton rangi at kanuka.com.au
Sun Feb 4 21:49:15 EST 2007

Garman Lists wrote:
> Yes, but... what about the camera.  There is a camera in there with
> focal length in mm.
> As soon as you have that, then don't you have a standard?
Only within the perspective projection matrix, I would have thought? An
object x number of units away, and y units large, would be projected to
the same device co-ordinate space as an object 10x units away and 10y
units large. Or am I missing something? Film back? Lens distortions?


Rangi Sutton                      
3D Animation and VFX              Kanuka Studio
rangi at kanuka.com.au               http://www.kanuka.com.au/
Studio +61 (0)7 3139 1040         35 Dover St. Albion
Mobile +61 (0)4 1521 1280         QLD 4010 Australia

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