Abdulwadod Abdulrahman

Hey! my name is Abdulwadod I'm an FX student and i'm kind of new to houdini my question is how to get the same fallof that attribtransfer node had when

using a distance threshold you know this bandwidth threshold param i'm trying to do the same thing in vex using wrangle node but it just give me a linear transition i wanna to just transfer a color so i wanna it to have a fallof when doing it using point cloud in vex.