Re: [info-performer] pfTexture & pfGeoArray memory

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From: Paolo Farinelli (paolo++at++sgi.com)
Date: 09/16/2005 06:12:26

Hi Hugues,

Try calling pfTexture::freeImage after having applied the
textures in all your DRAW processes (or all windows).
See man pfTexture for details.

Hope this helps.
Regards,
Paolo 

-- 
Paolo Farinelli <paolo++at++sgi.com>
OpenGL|Performer - Silicon Graphics Inc.

On Fri, 16 Sep 2005 10:12:27 +0200, Hugues De Keyzer <hugues++at++depinxi.be>  
wrote:

> Hi all,
>
> we are building a huge virtual world with many big textures and a lot of  
> high-definition models. The world is totally loaded at start, but we  
> display only a part of it at a time. The problem is that we reach the  
> maximum total memory address space for a process (3 Gb for a 4 Gb system  
> kernel, or 4 Gb for a 64 Gb system kernel). The data that takes up the  
> biggest part of the memory is the textures.
>
> Actually, when a texture has been formatted for OpenGL, we don't need  
> the internal pfTexture data anymore. The GL keeps its own copy, or am I  
> wrong? Is there a way to free the pfTexture memory once the texture has  
> been created in the GL? This would save us more than 50 % of the memory  
> taken by the textures.
>
> Is this also possible with the pfGeoArrays?
>
> Regards,
>
> Hugues De Keyzer
> de pinxi
>
>
>
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