It is not a simple problem, that is why.

If you try Houdini you have quite an arsenal of tools for this task and 
manipulate it;


pointCloudIso Sop
https://u9432639.ct.sendgrid.net/wf/click?upn=lIXdN6W56FnEjHCwrBXqOq0HQNpV0huvAGw1zu6Xp8eVQuk2cNZiNFjx2k-2FfTNchg8g1WVJfcto95uwpDUO3LSlfb8czxr57jjVZ1g4VeiGJF0OAhbVf15-2Bg8wZpmNN9cgYZACwZv4T8OT2hPmXoesCnJkouraBMa6o6oFUZjHh88kWImKuvPT1tDGifCDmxhdzfkd-2B83NTVp1NwmYBIBES2VejlB8-2BvC4yRR-2BIrlJoVjNJGookuwwA9UnA9aN-2BDloaqQ7eYqS3cO3KoHpog-2B4Yn9GyPE3lwTBAkPAMd-2FRYiC-2FW-2FTzcitVngyAVjHLZGZe3p2xLROmjAMvm8gZEkFgcF6mA-2FqdVLWrD4PxPCXO3lEg95ivJqP5yK4x-2BKWoeCEsoAGJ6FDF9vikoxgdui9KHDjsUflryZJZ43yx8Db3M-3D_a6oQc7tnfcb0GKvoO27fPkrQ0ATQyF1SDBXJOg7-2FbuTZF-2FogVXBEEPjxudBG1RAU1bYvB83IrJK6sWsTUtVPmttbl8KMdbIXTg4auJbcsurO1eXmT93utkZUncnuQCGa14XCNBc8l8-2Bk-2FCnG65TXfTyxuvz1PHx5-2FSdmBWLLNxiY-2F4f1arI8h4QViCSH6hCITnbzmD0OI8uFZ4SiAqdP3Roog78cbRW4wKlImydXdetQ-2FGptLWXgW6hpbdYbviSM
 

VDB based technique (my preferred choice)
https://u9432639.ct.sendgrid.net/wf/click?upn=lIXdN6W56FnEjHCwrBXqOq0HQNpV0huvAGw1zu6Xp8eVQuk2cNZiNFjx2k-2FfTNchg8g1WVJfcto95uwpDUO3LSlfb8czxr57jjVZ1g4VeiF6Vkx30WDpRnwlkJtaruumqfxo7Y2iZeemJaAqbzwAYjUQ8e9FSuExh9RwxSuR-2F13JkegUpDfE1sz0gZ7YCaGLI5JUpid2D8y9WYvgY2-2FsQ4RMUGK-2BJo1F93OHF5xeHy6MnUiol0QeqPAUrohMwx6gSL5dzrKWSUKChxJrK2rh7rJOUmYJ-2FL8vLhr7fFHcv2hYFqIKcpk6-2B-2FiQPXQi3ZT5-2BZwGd2VHX8LltXr4GewUF0YN0mW63z3FIAQY6SuKEHs0kw7BJ56upmzmWeW82GGhWX-2F5-2F1H2WCJAf3vFY6GCgw-3D-3D_a6oQc7tnfcb0GKvoO27fPkrQ0ATQyF1SDBXJOg7-2FbuTZF-2FogVXBEEPjxudBG1RAU1bYvB83IrJK6sWsTUtVPmvDgauFYuhBFt7gMaQQW2mKaTESYSOaSpGOHTAuMsxBL0ny4-2FHjkY4H8qDDAHOPlwiMM35ALPRabCn4zrNsS4nN8qPiU2tURMUAs0L9xbl6qERziKQ53H12g2IGk6CT-2BMNq2N5vaeHddKHUcbwZXgpvjfDOTB7Qz9G1-2FgevN9Snr
 

(Basically you create a volume from the point cloud and then manipulate as 
needed, finally convert to geometry again)

PC VOPs
Which allow you to traverse the point cloud (even enormous ones) to compute 
normals and what not.

etc...

That are not that relevant any more like the old fluid mesher

jb





If you go VDB you will see truly great options to manipulate the volume before 
you convert it to polygons, 


> On 21 Jan 2020, at 09:25, Adam Seeley <[email protected]> wrote:
> 
> Hi,
> 
> Always surprised there isn't a quick way to do this... might be a way in 
> another package, C4D, Maya, Hoooodini etc.
> 
> Depending on the  shape of the pointcloud, this technique may work.
> 
> Create a mesh that's roughly the shape of the point cloud, maybe using 
> polygonizer.
> 
> Make sure that mesh has a higher resolution than the pointcloud (subdivide), 
> e.g. if the space between points is 0.1, make your mesh vertices are more 
> dense, 0.05.
> 
> Use Deform->Shrinkwrap and select Closest Vertex - this will suck all the 
> mesh points to the closest pointCloud point.
> 
> Poly Mesh -> Filter Points to filter out points sharing the same position.
> 
> Good luck...
> 
> A.
> 
> 
> 
> 
> 
> 
> 
> On Tue, 21 Jan 2020 at 05:44, Enrique Caballero <[email protected] 
> <mailto:[email protected]>> wrote:
> EMpolygonizer should do it. It's installed with Softimage uner the FX tab, in 
> Create I think.  it will generate geometry out of your point clouds
> 
> On Sun, Jan 19, 2020 at 7:55 AM balazs kiss <[email protected] 
> <mailto:[email protected]>> wrote:
> Hi all,
> 
> I was wondering if I'm missing something obvious regarding the
> subject. My goal is to mesh a pointcloud in a way, that each particle
> becomes a vertex, and the closest points are connected, like an
> icosahedron.
> 
> Turns out it's not as easy (for me) as I thought. Isn't there an
> option in topolizer or somewhere, where I forgot to look?
> 
> Also (in theory), isn't particle orientation should make it possible
> to create concave meshes when the pointcloud is a bit messy?
> 
> Cheers,
> b
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