keywords: Houdini Notes

Polygon

How to pick specified mesh pieces

Assemble + Split:

How to merge multiple meshes into one (mesh combining)

Merge + Polysoup, and check Ignore Primitive Attributes in Poly Soup node:

How to close open faces (mesh welding, fill hole)

Polyfill node, then select Fill Mode as Triangles in Poly Fill node:

RBD

Errors:

Warning Invalid source /obj/geo/rbdconstraintproperties1/PROXY_GEOMETRY.

Solution:
Delete old rbdconfigure node and add a new rbd configure node.

Unreal Engine

Attribute Create doesn’t work in Unreal Editor

Case:
unreal_material doesn’t work when build static mesh assets.

Solution:
Place Transform node after Attribute Create node.

it’s an issue of HoudiniEngine 19.0 version.

Tools

Measure Distance

Houdini Tutorial: Creating a measure distance tool (by visualize Node)
https://www.youtube.com/watch?v=vrSGLNIWI0A

Issues

Unable to triangulate mesh

Errors when import FBX into Unreal Engine:

FBXImport: Warning: Unable to triangulate mesh 'piece0': it will be omitted. 
FBXImport: Error: Import failed.

Solution:
Polysoup node.

“As far as we can discern, the sole purpose of human existence is to kindle a light of meaning in the darkness of mere being.” ― Carl Gustav Jung