Archived post by mattiasmalmer

Did you guys see this neat SHARD Noise function that @ENDESGA posted on twitter? x.com/ENDESGA/status/1725827957061759092?s=20
I did a quick houdini variant. Also extended it to 4D so that we can phase it.

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http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20233711/21/23/SHARDNOISE.hiplc
http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20233711/21/23/image.png

Archived post by ogvfx

I’ve done some of that custom surface tension calculating adhesion and cohesion on surfaces when I was working for Pixar on elemental.
I pretty much used these for references and incorporated it into flip.
https://vimeo.com/203706350 https://vimeo.com/299769390
One other thing I did was an example I’m trying to find again from odforce that does a sdf calculation on a point cloud and I used that essentially as an airfield mask and used velocity and vorticity also to mask areas for reseeding and maintaining the points to be uniform distance and turned off regular reseeding on the flip solver.
This was the end result on the first shot here: https://vimeo.com/854754642
It ended up being two separate sims when his head explodes and all the splashing on the shelfs. I even used @jake rice 😮 optimal transport example and built a guided splash setup that directed and shaped all the splashes from the sources so the final resolution was predictable. The reseeding for the flip was a pain sometimes on turning it around but I ended up making sure it only resampled if it was deep within the sdf calculation and the flip wasn’t calm. I remember Alejandro had a very early example I kept around and built all this stuff inside a sop solver and just calculated the point cloud sdf in a wrangle before it processed the sop solver.

[hou-tops] Archived post by waffleboytom

create a float3 attribute and input its name in the `Task Graph Work Item Color Attribute` to add custom colour : )

another trick Magnus and I discovered : you can add a nice descriptive label to your work items 😮

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http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20232811/10/23/image.png
http://fx-td.com/houdiniandchill/wp-content/uploads/discord/20232811/10/23/2023-11-10_17-24-03.mov