Hi Jonathan,
On Fri, 2005-04-01 at 10:50 -0500, Jonathan Bard wrote:
> Hi Dirk,
>
> thanks for not having let me down, I was getting a bit desperate. But your
> last
> mail gave me the solution. It's so stupid, you're gonna be deceived... It's
> just that I was creating a way too big 3D image, as I didn't understand the
> fact that you don't have to provide a power-of-two-sized square image (well
> here, it's a cube image...), but just a power-of-two-sized image. I didn't
> realized that 512*512*512 makes a 134 MB image that, I presume, OpenSG tries
> to
> load into the graphic card. For the most recent graphic cards, maybe that's ok
> but apparently not for mine.
Hm, weird. If the texture definition didn't work you should have gotten
an error message from the system. Ah, only if you were using the debug
versions of the libs, the opt libs don't check for OpenGL errors. Did
you use the debug or opt-libs?
> Anyway that was such a loss of space. Now with
> 512*64*32, it makes a 1 MB image that the graphic card loads perfectly well.
> And it works, I can display the content of this texture with a sampler3D in my
> shader, at last!
Sounds good!
> You can be relieved, it's not a bug in OpenSG. Now, I hope you won't see me
> too
> soon in this mailing list ;)
We like success stories, too, so don't hold back. ;)
Yours
Dirk
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