personal thread: random notes for houdini class

17/4/18

$HIP  :  path of where current houdini file is located at.

centroid explanation:

centroid usage:

centroid(<SOP path>, <dimension type>)

Returns the X, Y, or Z position of the center of the bounding box. “dimension type” can be one of these: D_X, D_Y, D_Z

great references for beginner houdini users (#me): https://www.andynicholas.com/?p=1344&cpage=1


19/4/18

$OS (need to be in CAPS): operator string. contains current operator's name

19/5/18Arc length definition and how to use it

houdini perlin noise

calculation for perlin noise doesn't work the same way as other noises provided in the turbulence noise parameters. checked point normals of all noises to double check.