Re: How Would You Visualize DOF in GL?

Date : Sun, 2 Mar 2008 17:48:20 -0500
To : <XSI(at)Softimage.COM>
From : "Wayne Williams" <w1343(at)comcast.net>
Subject : Re: How Would You Visualize DOF in GL?
exactly.
----- Original Message -----
From: Eric Lampi
Sent: Sunday, March 02, 2008 12:29 PM
Subject: Re: How Would You Visualize DOF in GL?

I think it's pretty funny that in a $50 game you can get real-time DOF with on a $300 video card, but in XSI you have to jump through hoops and deal with long processing times using a $1500 professional video card.

Something is wrong with that concept.

E
 
Freelance 3-D Animator, F/X Artist


----- Original Message ----
From: William Pleydon <williamp(at)digimata.com>
To: XSI(at)Softimage.COM
Sent: Saturday, March 1, 2008 10:30:20 PM
Subject: Re: How Would You Visualize DOF in GL?

Is this similar to how X-dof used to operate from within XSI prior to v6?
 
William
----- Original Message -----
Sent: Saturday, March 01, 2008 8:19 PM
Subject: Re: How Would You Visualize DOF in GL?

this is using an accumulation buffer i believe...

http://www.cs.uiuc.edu/class/sp06/cs419/accum/accum.html



On Sat, Mar 1, 2008 at 3:12 PM, pingo van der brinkloev <xsilist(at)comxnet.dk> wrote:
Ok, I have no idea if this is uesful info or not.

I remember a button in lightwave that made a previz of dof in the viewport by slightly offsetting the camera randomly, say 20 times but still pointing at a target (focus point) and then blending the images.

Interesting subject

cheers

pingo

On 01/03/2008, at 19.21, Jeffrey Dates wrote:

heya,

So this keeps coming up during pre-vis.   How can a Pre-vis artist pre-vis
DOF in the viewport/GL Capture??

I am curious if this has really been discussed on the XSI side?

I've seen using the depth fog to attempt to do it.. but I feel it's just not
the right solution.

My thought would be ideally to have a way to have GL DOF..   sure it might
looks rough.. but it's for Pre-Vis purposes.  I mean Flash can do it. Games
can do it.. seems like those approaches might have a way to applying to our
GL viewports?

Just curious if this has been done very well?  Or if there are any thoughts
on this...

thanks,

Jeffrey Dates
www.massmarket.tv




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