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
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
# This file is part of Marius Peter's airfoil analysis package (this program).
#
# 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 3 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, see <https://www.gnu.org/licenses/>.
"""
The generator.py module contains a single Population class,
which represents a collection of randomized airfoils.
"""
from tools import creator
def default_airfoil():
"""Generate the default airfoil."""
airfoil = creator.Airfoil.from_dimensions(100, 200)
airfoil.add_naca(2412)
airfoil.add_mass(10)
airfoil.spar = creator.Spar()
airfoil.spar.add_coord(airfoil, 0.23)
airfoil.spar.add_coord(airfoil, 0.57)
airfoil.spar.add_spar_caps(0.3)
airfoil.spar.add_mass(10)
airfoil.spar.add_webs(0.4)
airfoil.stringer = creator.Stringer()
airfoil.stringer.add_coord(airfoil, 3, 6, 5, 4)
airfoil.stringer.add_area(0.1)
airfoil.stringer.add_mass(5)
airfoil.stringer.add_webs(0.1)
return airfoil
class Population(creator.Airfoil):
"""Collection of random airfoils."""
def __init__(self, size):
af = creator.Airfoil
# print(af)
self.size = size
self.gen_number = 0 # incremented for every generation
def mutate(self, prob_mt):
"""Randomly mutate the genes of prob_mt % of the population."""
def crossover(self, prob_cx):
"""Combine the genes of prob_cx % of the population."""
def reproduce(self, prob_rp):
"""Pass on the genes of the fittest prob_rp % of the population."""
def fitness():
"""Rate the fitness of an individual on a relative scale (0-100)"""
|
