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RE: [Openexr-devel] half framebuffers


From: Luc-Eric Rousseau
Subject: RE: [Openexr-devel] half framebuffers
Date: Thu, 27 Apr 2006 17:40:51 -0400

It's in the mental ray doc in 'output shaders' :  they do not really 
implement 'half' frame buffers.  They're flagged as being half float, but they 
are still implemented an array of float. You'll need to convert 
scanline-by-scanline.

> -----Original Message-----
> From: francesca luce
> 
> Hii there.
> 
> I have a little problem writing buffer of type <half>.
> I'm doing a simple mentalray custom output shader
> that create multiple channel openexr images from the
> all buffers mentalray collected during render. I got no
> problem at all implementing the multichannel thing
> when the buffers are of type <float>. but I can't for the
> while succeed when they are of type <half>.
> 
> is there something a newby like me should be aware of ?
[...]




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