[Radiance-general] another water question

[Rob Guglielmetti]

Gregory J. Ward wrote:

> Hi Rob,
>
> I can't say I've done it before, but the usual way to animate things  
> in Radiance is to generate a different model at each time step.   
> There's no reason you can't modify your material descriptions as you  
> do this, changing real arguments on your texfunc primitives, which  
> are then interpreted by the.cal file to modify the origin and other  
> parameters associated with a water texture.
>
> You could also modify the .cal file at each step, but I advise  
> against that approach, as it won't work reliably with ranimate unless  
> you gave the .cal file a unique name for each time step, at which  
> point you will have to modify your material primitive, anyway.
>
> Sorry I don't have any ready examples for you.

OK, that makes sense though.  That could be a fun project, sorta like 
the animated candle that we saw at the first Radiance Workshop. Hmmm...