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Python

One off shelf scripts

Version up sops that have a "version" parm - I use this to version up a lot of exports in tops or...

PythonModule Scripts

Get houdini version: hver = hou.applicationVersionString().rpartition('.')[0]

Move Files

import os,hou, shutil selected = hou.selectedNodes() for x in selected: if x.parm("env_map...

split by group

import hou selected = hou.selectedNodes()[0] groups = [g.name() for g in selected.geometry().pr...

Update frame range from file

def grabFrames(self): import os plate = self.parm("backplate").eval() if not plate...

OnCreated scripts

OnCreated Script to set name, color, shape of node: cachename = hou.ui.readInput("Enter cache na...

Bake Camera from Alembic

import hou obj = hou.node("/obj") ocam = hou.node(hou.ui.selectNode(node_type_filter=hou.no...

Get frame range from alembic

import _alembic_hom_extensions as ahe; import hou; anode = hou.pwd(); cam = anode.parm("camera")....

Example On Node Buttons

  This is how a button on a non-adminned node needs to be laid out: import hou ; do something ;...

Send to Tops

  import hou nodes = hou.selectedNodes() topnet = hou.node("/obj/topnet1") for x in nodes:  ...

Set Frame Range without Script

  import hou; anode = hou.pwd(); start = anode.parm("framemin").eval(); end = anode.parm("framem...

ROP

PostRender open MPLAY: import os; img_path = "`chs("picture")`".replace("$F", "\*"); os.system("...

Pull version from hipname

Can be used in a parameter. Returns a integer. import hou, re version = re.findall('_v\d+', hou...

Get Frame Size of Image File

node= hou.pwd(); bg=node.parm("image").eval(); res=hou.imageResolution(bg); node.parm("framesizex...

Create Agent from built in mocap rig - Simple

This will take a test mocap rig 3 built in to houdini, create an agent, add agent clips from the ...

Send selected nodes to new object (fancy way to create object merges)

import hou nodes = hou.selectedNodes() destnode = hou.node(hou.ui.selectNode(title="select dest...

Send nodes to new alembic export

import hou nodes = hou.selectedNodes() destnode = hou.node("/obj/EXPORT") if not destnode: ...

TOPs - symlink output file of parent

  exportFile = str(work_item.expectedInputFiles[0]) dir = os.path.dirname(exportFile) newFile ...