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  • Thinking Particles with Metaball surface?

    Posted by John Hammond on June 17, 2009 at 12:01 am

    Hi there,

    I have set up a ‘cell membrane’ with TP using PsufacePosition to spread particles across the surface of a shere.

    I’d like to be able to use an animated MetaBall’s geometry in the PsurfacePoition’s object field, so that two cells collide and their membranes combine.

    So far I havent had any luck using metaballs, or hyperNurbs. I tried making them editable but it didn’t create a point level animation, just a static object.

    Any suggetions?

    John

    John Hammond replied 16 years, 11 months ago 1 Member · 2 Replies
  • 2 Replies
  • John Hammond

    June 17, 2009 at 11:42 am

    Update:

    I have now also tried using a mograph matrix on object mode with my MetaBall as the source. I have set it to generate TP particles.

    I am having trouble with this as the particles pop in and out of existence as the Metalball mesh’s vertex count changes during the animation.

    So.. I am now thinking that I want my particles to either flow across the surface of my metaball or be wedged between 2 copies of the metaball – one a bit smaller than the other. (both set to deflectors).

    I tried to use my mograph martix generated TP with the PsetData to set an initial speed and Pbubble motion. But I had a problem, the particles don’t flow outwards from the object, they just move along X (using Pvelocity > PsetData).

    I having been looking at some youtube vids and it looks like I should be able to set up a TP system where particles are restricted to an objects surface… Can’t figure how to do this though!

    Any pointers in the right direction would be appreciated. For now I’m just trying different methods out. I am a TP newb incase you didn’t guess!

  • John Hammond

    June 19, 2009 at 3:19 pm

    Just incase anyone is reading this thread, In the end I ditched TP and went for a blobmesh, then used that as the object to create a MGmatrix on. Then used cloner, setup to use the matrix to clone onto, and cloned my membranes onto it to form the cellular wall.

    Also used cloner and tracer and randomiser to make a ball of DNA

    Peace out

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