[Radiance-general] Scaling texture

[Katja Doerschner]

Thank you very much, Thomas!  I will try what you suggested.

Best,
Katja

On Oct 22, 2008, at 7:22 PM, Thomas Bleicher wrote:

>
> On 22 Oct 2008, at 16:05, Katja Doerschner wrote:
>
>> I also want to texture-map my cube,  and the texture should scale
>> together with the geometry. I tried this several ways using  
>> brightfunc
>> (with a modified version of  Mark Stock's checker.cal) and colorpict,
>> however all my animations look similar to this:
>>
>> http://www.bilkent.edu.tr/~katja/cube.html
>
> Since you're already using the 'obj' format for the first export I'd  
> add
> UV texture coordinates to the 'obj' and convert to mesh with obj2mesh.
> If you keep the UV coordinates the same for different sizes of the  
> cube
> you will get the same mapping effect.
>
> Using the basic Radiance texture mapping I think you will have to
> scale the texture along the z-axis to get the effect you want. That
> requires a new material definition for each frame you export.
>
> Regards,
> Thomas
>
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