forked from bartvdbraak/blender
61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
|
#
|
||
|
# Filename : japanese_bigbrush.py
|
||
|
# Author : Stephane Grabli
|
||
|
# Date : 04/08/2005
|
||
|
# Purpose : Simulates a big brush fr oriental painting
|
||
|
#
|
||
|
#############################################################################
|
||
|
#
|
||
|
# Copyright (C) : Please refer to the COPYRIGHT file distributed
|
||
|
# with this source distribution.
|
||
|
#
|
||
|
# This program is free software; you can redistribute it and/or
|
||
|
# modify it under the terms of the GNU General Public License
|
||
|
# as published by the Free Software Foundation; either version 2
|
||
|
# of the License, or (at your option) any later version.
|
||
|
#
|
||
|
# This program is distributed in the hope that it will be useful,
|
||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
# GNU General Public License for more details.
|
||
|
#
|
||
|
# You should have received a copy of the GNU General Public License
|
||
|
# along with this program; if not, write to the Free Software
|
||
|
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
|
#
|
||
|
#############################################################################
|
||
|
|
||
|
from freestyle_init import *
|
||
|
from logical_operators import *
|
||
|
from PredicatesU1D import *
|
||
|
from PredicatesB1D import *
|
||
|
from Functions0D import *
|
||
|
from shaders import *
|
||
|
|
||
|
Operators.select(QuantitativeInvisibilityUP1D(0))
|
||
|
Operators.bidirectionalChain(ChainSilhouetteIterator(),NotUP1D(QuantitativeInvisibilityUP1D(0)))
|
||
|
## Splits strokes at points of highest 2D curavture
|
||
|
## when there are too many abrupt turns in it
|
||
|
func = pyInverseCurvature2DAngleF0D()
|
||
|
Operators.recursiveSplit(func, pyParameterUP0D(0.2,0.8), NotUP1D(pyHigherNumberOfTurnsUP1D(3, 0.5)), 2)
|
||
|
## Keeps only long enough strokes
|
||
|
Operators.select(pyHigherLengthUP1D(100))
|
||
|
## Sorts so as to draw the longest strokes first
|
||
|
## (this will be done using the causal density)
|
||
|
Operators.sort(pyLengthBP1D())
|
||
|
shaders_list = [
|
||
|
pySamplingShader(10),
|
||
|
BezierCurveShader(30),
|
||
|
SamplingShader(50),
|
||
|
ConstantThicknessShader(10),
|
||
|
pyNonLinearVaryingThicknessShader(4,25, 0.6),
|
||
|
TextureAssignerShader(6),
|
||
|
ConstantColorShader(0.2, 0.2, 0.2,1.0),
|
||
|
TipRemoverShader(10)
|
||
|
]
|
||
|
|
||
|
## Use the causal density to avoid cluttering
|
||
|
Operators.create(pyDensityUP1D(8,0.4, IntegrationType.MEAN), shaders_list)
|
||
|
|
||
|
|