"""
Example: Create a simple Pyro simulation setup in Houdini.
Run via: hhb script examples/create_pyro_setup.py
"""
import hou

# Create geometry container
obj = hou.node('/obj')
geo = obj.createNode('geo', 'pyro_sim')

# Source geometry (sphere)
sphere = geo.createNode('sphere', 'pyro_source')
sphere.parm('radx').set(0.5)
sphere.parm('rady').set(0.5)
sphere.parm('radz').set(0.5)

# Transform to position it
xform = geo.createNode('xform', 'position')
xform.setInput(0, sphere)
xform.parm('ty').set(2)

# Null for output
null_geo = geo.createNode('null', 'OUT_GEO')
null_geo.setInput(0, xform)

# Create DOP network for the sim
dopnet = geo.createNode('dopnet', 'pyro_sim')
dopnet.setInput(0, null_geo)

# Inside the DOP: we'd need to set up pyro solver, smoke object, etc.
# For now, just create the structure
dopnet.moveToGoodPosition()

# Layout
sphere.moveToGoodPosition()
xform.moveToGoodPosition()
null_geo.moveToGoodPosition()

print("Pyro setup skeleton created at:", geo.path())
print("Nodes:", [n.name() for n in geo.children()])