import Blender
import Blender.Node as bN

def init():
    colout = (bN.RGBA, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)
    turb = (bN.VALUE, 0.25, 1.0, 1.0, 1.0,  0.0, 10.0)
    
    # return a dict of dicts, since we can have a node that is
    # input only
    # output only
    # input and output
    return {'inputs':{'Turbulence':turb} , 'outputs':{'Colour':colout}}
    

def clouds(texvec, depth, hard, basis, amp, freq):
    return Noise.turbulence(texvec, depth, hard, basis, amp, freq)

def execute(node):
    node.outputs['col'] = node.inputs['turb'] * clouds(node.texvec, 2, 0, 1, 0.5, 2.0)

#Next line is optional depending on how its coded internally
#however this line would allow arbitrary function names, and
#probably easier internal coding.

bN.Register(init, execute)