Speed up rendering times for fluids 2003-12-17 - By Aleksandar Stiglic
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Thanks Duncan!
I've also noticed that switching off antialiasing, I get a lot less render
time.
(Noise helps photorealism ;)
Great tips, please just continue ;)
Thanks
Al
Duncan Brinsmead wrote:
> Here are a few tips off the top of my head.
>
> 1. Set the fluid shading quality as low as you can without getting dots.
> Avoiding hard edged boundaries, particularily thin shell elements
> in the fluid can help one avoid needing a high quality setting.
> One should avoid sudden transitions in the opacity graph or very
> high frequency textures, for example.
>
> 2. Avoid the billow texture(very slow).. instead use perlin or
> spacetime( if textureTime is animated ) with inflection on.
>
> 3. If you don't need it, turn off self shadowing for the fluid.
>
> 4. If you are casting shadows from objects onto the fluid use depthmaps,
> not raytraced shadows.
>
> 5. If you don't need shadows from objects onto the fluid, turn off
> recieve shadows on the fluid( note that it can still self shadow
> when doing this ).
>
> 6. If you are raytracing, particularily if you have multiple fluids
> you may wish to turn off casts shadows on the fluid.
>
> Duncan
>
> -- --Original Message-- --
> From: maya-bounce@(protected) [mailto:maya-bounce@(protected)]On
> Behalf Of Aleksandar Stiglic
> Sent: Saturday, December 13, 2003 12:10 PM
> To: maya@(protected)
> Subject: Speed up rendering times for fluids
>
> There is many parameters which would influence fluids rendering times.
> I need to render quite a lot of it, and even with new machine it take
> enourmous times to render animation.
> I figure out, I can simulate some stuff with 2D fluids layered,
> but for 3D fluids, it would be great if we can have some insight
> on render times versus options.
>
> Thanks
>
> Al
>
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