do houdini stuff in batch

houbatch.py

# 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)

# add copytopoints to sphere output
ctp = sphere.createOutputNode('copytopoints')

# create grid on 2nd input of copytopoints
grid = ctp.createInputNode(1, 'grid')

# create null on copytopoints
out = ctp.createOutputNode('null', 'OUT')
out.setDisplayFlag(1)
out.setRenderFlag(1)

# create randomise attribute on grid
rand_color = grid.createOutputNode('attribrandomize')

# set copytopoints 2nd input to attributerandomize
ctp.setInput(1, rand_color)

# create cam
cam = hou.node('obj').createNode('cam')
cam.parmTuple('t').set((-15,12.6,15))
cam.parmTuple('r').set((-33,-45,0))


# create redshift light
rslight = hou.node('obj').createNode('rslight')
rslight.parmTuple('t').set((0,5,0))
rslight.parmTuple('r').set((-90,0,0))
rslight.parmTuple('areasize').set((5,5,5))
rslight.parm('RSL_intensityMultiplier').set(1)
rslight.parm('Light1_exposure').set(1)


# create redshift rop
rsrop = hou.node('out').createNode('Redshift_ROP', 'Beauty')
rsrop.parm('trange').set(1)
rsrop.parm('UnifiedMaxSamples').set(256)
rsrop.parm('PrimaryGIEngine').set(3)
rsrop.parm('SecondaryGIEngine').set(3)

# anhoudeadline
andeadline = rsrop.createOutputNode('An_AnHouDeadline')

# SAVE SCENE with analog save!!

# submit to farm
andeadline.parm('dl_Submit').pressButton()