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particles along curve via vel field plus push to curve field


Whatsinaname

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Here is a small test setup I've made.

It is advecting particles along a curve, driven by a velocity field. 

I added another velocity field pushing the particles back towards the centre of the curve and blended the two. This is done by deriving a new field, based on a volume gradient and multiplying the volume gradient by the volume sample and negating it.

So far, I haven't tested it much, but it seems like it is working, but the settings will certainly need some tweaking. 

As in Houdini, there are very often multiple solutions to the same problem, I was wondering if there was a different way of achieving this...how would you do it or improve it?


 

 

advectPush.hipnc

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