forked from bartvdbraak/blender
69 lines
2.3 KiB
Python
69 lines
2.3 KiB
Python
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#
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# Filename : sequentialsplit_sketchy.py
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# Author : Stephane Grabli
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# Date : 04/08/2005
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# Purpose : Use the sequential split with two different
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# predicates to specify respectively the starting and
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# the stopping extremities for strokes
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#
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#############################################################################
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#
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# Copyright (C) : Please refer to the COPYRIGHT file distributed
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# with this source distribution.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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#############################################################################
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from freestyle_init import *
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from logical_operators import *
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from PredicatesU1D import *
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from PredicatesU0D import *
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from Functions0D import *
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## Predicate to tell whether a TVertex
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## corresponds to a change from 0 to 1 or not.
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class pyBackTVertexUP0D(UnaryPredicate0D):
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def __init__(self):
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UnaryPredicate0D.__init__(self)
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self._getQI = QuantitativeInvisibilityF0D()
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def getName(self):
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return "pyBackTVertexUP0D"
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def __call__(self, iter):
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v = iter.getObject()
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nat = v.getNature()
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if(nat & Nature.T_VERTEX == 0):
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return 0
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if(self._getQI(iter) != 0):
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return 1
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return 0
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upred = QuantitativeInvisibilityUP1D(0)
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Operators.select(upred)
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Operators.bidirectionalChain(ChainSilhouetteIterator(), NotUP1D(upred))
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## starting and stopping predicates:
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start = pyVertexNatureUP0D(Nature.NON_T_VERTEX)
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stop = pyBackTVertexUP0D()
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Operators.sequentialSplit(start, stop, 10)
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shaders_list = [
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SpatialNoiseShader(7, 120, 2, True, True),
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IncreasingThicknessShader(5, 8),
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ConstantColorShader(0.2, 0.2, 0.2, 1),
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TextureAssignerShader(4)
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]
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Operators.create(TrueUP1D(), shaders_list)
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