1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
# SPDX-License-Identifier: GPL-2.0-or-later
# Filename : sketchy_topology_broken.py
# Author : Stephane Grabli
# Date : 04/08/2005
# Purpose : The topology of the strokes is, first, built
# independently from the 3D topology of objects,
# and, second, so as to chain several times the same ViewEdge.
from freestyle.chainingiterators import pySketchyChainingIterator
from freestyle.predicates import (
QuantitativeInvisibilityUP1D,
TrueUP1D,
)
from freestyle.shaders import (
IncreasingColorShader,
IncreasingThicknessShader,
SamplingShader,
SmoothingShader,
SpatialNoiseShader,
pyBackboneStretcherNoCuspShader,
)
from freestyle.types import Operators
Operators.select(QuantitativeInvisibilityUP1D(0))
# Chain 3 times each ViewEdge independently from the
# initial objects topology
Operators.bidirectional_chain(pySketchyChainingIterator(3))
shaders_list = [
SamplingShader(4),
SpatialNoiseShader(6, 120, 2, True, True),
IncreasingThicknessShader(4, 10),
SmoothingShader(100, 0.1, 0, 0.2, 0, 0, 0, 1),
pyBackboneStretcherNoCuspShader(20),
IncreasingColorShader(0.2, 0.2, 0.2, 1, 0.5, 0.5, 0.5, 1),
]
Operators.create(TrueUP1D(), shaders_list)
|