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Activity Forums Maxon Cinema 4D create a polygon mesh from several thousand nulls?

  • create a polygon mesh from several thousand nulls?

    Posted by Eugene Hooper on March 17, 2014 at 12:48 pm

    Hey guys, I’m attempting to create a polygon mesh from A LOT of nulls I’ve exported out of boujou. Trouble is I can’t find a simple way of doing so. I found a “Nulls2PtCloud” plugin here

    https://www.kuroyumes-developmentzone.com/cinema-4d/free-plugins/

    but it doesnt seem to do anything. Possibly to do with my version of cinema. All I want to do is convert all the nulls I have into vertices on a polygon mesh. I don’t care what the mesh looks like as long as I have those points on a polygon object. The reason for this is because I wish to import the obj mesh into after effects to use with the Plexus plugin. Any ideas on how to do so would be greatly appreciated!

    Cheers in advance,
    Eugene

    Michael Szalapski replied 5 years, 5 months ago 5 Members · 5 Replies
  • 5 Replies
  • Adam Trachtenberg

    March 17, 2014 at 4:56 pm

    If the plugin doesn’t work (it does here) you can use mograph to achieve the same thing. First, create a single-point object. Easy way to do that is to make a cube editable, select all the points, and then run the weld command.

    Then put the single-point object in a cloner and set the cloner to object mode.

    Now create a fracture object and drop all of your nulls into it. Use the fracture object as the target for your cloner.

    Make the cloner editable, select all the objects, and run the “connect and delete” command.

    There’s your point cloud.

    Unfortunately I don’t know of a great way to turn that into a coherent mesh. You could put it in a meatball object and get somewhat close, but it’s messy. If you have x-particles you could use the skinner object and get closer to the original shape.

    Unfortunately Cinema’s .obj exporter doesn’t seem to work if you’re just exporting points, but if you get the Riptide Pro plugin it actually does work, at least in my simple test. https://skinprops.com/riptidepro.php

    There’s also a free version of Riptide so you might give that a try first.

  • Eugene Hooper

    March 17, 2014 at 5:21 pm

    thanks for that! I’ll give it a crack.

    Cheers
    Eugene

  • Andrew Luck

    June 3, 2019 at 8:04 pm

    Extra useful! Thank you

  • Ralf Leeb

    November 30, 2020 at 3:42 am

    Getting half way there:

    Put the nulls into a Tracer.

    Set the Tracer to “connect all objects”. Which will give you a spline with points for each null.

    Use a cloner in object mode and use the Tracer as the object driving the clones, and set to “vertex”.

    Or use a matrix object.

  • Michael Szalapski

    December 5, 2020 at 4:57 pm

    Also, the volume mesher in Cinema 4D can also give you a mesh based on points. This was not around when this thread was originally created, but it’s great for us in the present!

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