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#  Filename : uniformpruning_zsort.py
#  Authors  : Fredo Durand, Stephane Grabli, Francois Sillion, Emmanuel Turquin 
#  Date     : 08/04/2005

from freestyle import ChainSilhouetteIterator, ConstantColorShader, ConstantThicknessShader, IntegrationType, \
    Operators, QuantitativeInvisibilityUP1D, SamplingShader, Stroke, StrokeTextureShader
from PredicatesB1D import pyZBP1D
from PredicatesU1D import pyDensityUP1D

Operators.select(QuantitativeInvisibilityUP1D(0))
Operators.bidirectional_chain(ChainSilhouetteIterator())
#Operators.sequential_split(pyVertexNatureUP0D(Nature.VIEW_VERTEX), 2)
Operators.sort(pyZBP1D())
shaders_list = [
    StrokeTextureShader("smoothAlpha.bmp", Stroke.OPAQUE_MEDIUM, False),
    ConstantThicknessShader(3),
    SamplingShader(5.0),
    ConstantColorShader(0, 0, 0, 1),
    ]
Operators.create(pyDensityUP1D(2, 0.05, IntegrationType.MEAN, 4), shaders_list)
#Operators.create(pyDensityFunctorUP1D(8, 0.03, pyGetInverseProjectedZF1D(), 0, 1, IntegrationType.MEAN), shaders_list)
