Houdini hou.perfMon Example

50k_shatter.py

# This is an example script which will load the given hip file and record the performance of two areas (voronoi fracturing, and the bullet sim).
# Run with 'hython 50k_shatter.py'

import hou, sys

# Load the hip file
hou.hipFile.load("massive_bldg.hip")

# Setup (create and start) fracture-only profile & event
profile = hou.perfMon.startProfile("Fracture25Pieces")

evnm = "Fracture25"
event = hou.perfMon.startEvent(evnm)

# Set the voronoi fracture to create 50,000 pieces.
#   dont' forget to force cook
hou.parm('/obj/building/chunkcenters/npts').set(50000)
vnode = hou.node('/obj/building/voronoifracture1')
vnode.cook()

# Stop everything, and save out the files.
event.stop()
profile.stop()

profile.save("voronoiChop.hperf")
profile.exportAsCSV("voronoiChop.csv")

print "Finished fractur, ready to sim..."

# Setup sim-only profile
profile = hou.perfMon.startProfile("Sim25Pieces")
evnm = "Sim25"
event = hou.perfMon.startEvent(evnm)

# Begin sim by rendering output driver
hou.node('/obj/building/perf_render').render()

event.stop()
profile.stop()

profile.save("sim.hperf")
profile.exportAsCSV("sim.csv")

sys.exit(0)