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Re: IDLgrVolume RENDER_STEP does not scale [message #32666 is a reply to message #32581]

Wed, 23 October 2002 01:30

Sebastian Loebbert
Messages: 12
Registered: September 2002

Junior Member

On Tue, 22 Oct 2002, Karl Schultz wrote:

Hi Karl,

thanks for the tip. I tried something similar some time ago with "raw"
OpenGL, but was not so satisfied with the results - you can't use shading
based on the voxel gradient with this apporach, and this is a mayor
drawback. Also, having to replicate the volume 6 times for the different
image stacks is quite memory consuming - especially if you need 6 rgba
volumes instead of one 8 bit volume.

Best regards,

Sebastian

>
> ...
>
>> Is there another method for getting high-speed/low-quality images?
>
> There is, and it is pretty compilicated. I'll try to outline the general
> approach here. I do have some code that does something like this, but I'm
...
>
> Karl
>
>
>
>

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		Re: IDLgrVolume RENDER_STEP does not scale By: Karl Schultz on Tue, 22 October 2002 09:29
		Re: IDLgrVolume RENDER_STEP does not scale By: Sebastian Loebbert on Wed, 23 October 2002 01:30

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