"Tim Nikias" <Tim### [at] gmxde> wrote in message
news:3C0EB5B8.6139AF21@gmx.de...
>
> In this case, the spheres are made of media and have fading
> light-sources
> attached. In this manner, I achieve a nice glow, much like sparks.
>
> As an additional effect, a particle, when hitting a surface, drops a
> tiny
> sphere, with same color and light-source, though not as strong. This
> does not affect the particle itself, though I am considering implemented
> a macro that could take care of that.
>
> You'll notice the moment in which the scenery gets pretty bright. This
> is due to the rebounces that take place very often when the particles
> finally "dribble" to their lying position: they leave a trail of glowing
> particles,
> which add up very much...
>

Perhaps the brightness of the of the sphere left behind when the particle
bounces could be dependent upon the speed of impact or energy absorbed

-tgq

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