Showing results for tags 'vexpression'.

Found 3 results

turn pop wind activation on/off based on frame number

playfight posted a topic in General Houdini Questions

Hello I'm trying to turn a pop wind object on/off. I first tried to just keyframe it, but then I get smooth values between 0 and 1 and all i want is on and off. I then noticed there is a handy 'use VEXpressions' box in there. but I do not know how to access 'Activation'. The editor d...
RBD and its sleeping properties

eslib posted a topic in Effects

I set up a scene with crates that I want to get destroyed by a flip sim. figured out that I had to put a attribwrangle with i@bullet_sleeping = 1; so that RBD stays in place until the FLIP collides. The problem is now that with a little hit of flip to a group of crate the push activates al...
- November 5, 2020
- 1 reply
- - vexpression
  - wrangler
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    threshhold
    
    collision
    
    flip
    
    sleeping
    
    rbd
VEXpression Problem

H2O posted a topic in General Houdini Questions

Hi everyone, I have a big issue about exporting data from vexpression context. I used vexpression to set the velblend parameter in the "popadvectbyvolume" node. So I can advect particles differently along time. But I'm not sure what result number I have, so I want to export this value to ch...

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