simonreeves

import sys
if sys.version_info >= (3,4):
    print('at least 3.4!')

simonreeves

import sys

# import method depends on python version
if sys.version_info.major > 2:
	import importlib
	importlib.reload(my_module)
else:
	reload(my_module)

simonreeves

"""
Keep a node close to its buddy whenever the buddy is moved
  - uses event call back which is only persisstant in session :(

"""

# create geo
geo = hou.node('obj').createNode('geo')

# create two nodes

simonreeves

import os
import subproocess
import hou

def make_rs_convert_topnet(path):
    """
    Create topnet and some nodes
    """
    
    texfiles_dir = os.path.dirname(path)

simonreeves

"""
A HDA version is inside the name
So the logic is node > type > name
There is a convience function that splits the namespace, from docs:

# parse the full name into components
>>> node_type = hou.nodeType(hou.dopNodeTypeCategory(), 'pyrosolver::2.0')
>>> node_type.nameComponents()
('', '', 'pyrosolver', '2.0')

simonreeves

# usage
# convert /path/to/myfile.mov

alias convert=convert_to_mp4

convert_to_mp4() {
    out_file="$(echo $1 | sed 's/\.[^.]*$//').mp4"
    ffmpeg -y -i "$1" -crf 20 "${out_file}"
}

simonreeves

# Find 3 digit string version with prefix 'v' - but dont incliude the v in the result
# v### - with postive lookbehind for the v

filename = '/mydir_v012/myfile_v012.1001.exr'

# wil' return list of all found results
find_versions = re.findall('(?<=v)\d{3}', filename)

simonreeves

// get first point on each prim
i@point_zero = primpoints(0, @primnum)[0];

// get that point's emit frame
i@emit_frame = point(0, '__frame', @point_zero)*.01;

// subtract emit frame from current frame to create age
i@age = @Frame - @emit_frame;

// at a certain frame lower the strength

simonreeves

node = hou.pwd()
geo = node.geometry()


# loop through prims on geometry
for prim in geo.prims():
    
    # get attribute
    path = prim.attribValue("path")
    

simonreeves

# run this with hython

geo_obj = hou.node('obj').createNode('geo')

sphere = geo_obj.createNode('sphere')

# make polygons instead of prim
sphere.parm('type').set(1)
sphere.parm('freq').set(8)
sphere.parm('scale').set(.45)