[Sidefx-houdini-list] Trompe loeil on a curved wall

David Johnson daveinengland at gmail.com
Thu Jul 7 01:19:52 EDT 2011

That's cool! I've never tried that before, but I think it will work.
Is there a reason I don't see the effect in the viewport? Or is it
just that OGL can't do it?


On Wed, Jul 6, 2011 at 7:33 PM, Edward Lam <edward at sidefx.com> wrote:
> Would a negative "Lens Curvature" value work (Rendering Parameters >
> Rendering > View)?
> -Edward
> On Wed, July 6, 2011 17:21, David Johnson wrote:
>> We are rendering a large poster type installation for a conference
>> room. The wall we need to hang the image on is curved out towards us.
>> We have done this on a number of flat walls to great effect, but now
>> they want us to do it on a wall that is rounded.
>> I'd like to make the effect as useful in as many different viewing
>> angles in the room as possible, since most of the time people will be
>> sitting at the table and be about 10' to 15' away, but anywhere along
>> the length of a 25' wall.
>> Is there a way to create a camera that has a curved "focal plane", so
>> that when we mount the rendered image on a curved wall, the effect
>> will be that it is somewhat flattened out?
>> Apologies to those who type in French.
>> Dave

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