Mercurial > rinkhals

annotate gamelib/animal.py @ 116:d539ef5a3333

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add basic chicken->egg cycle
author Neil Muller <drnlmuller@gmail.com>
date Wed, 02 Sep 2009 20:04:47 +0000
parents 2b2007e231da
children d2b19131d537
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
1 """Class for the various animals in the game"""
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
2
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
3 import random
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
4
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
5 from pgu.vid import Sprite
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
6 from pgu.algo import getline
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
7
44
7e884084e7b1 Move animal sprites to imagecache.
Simon Cross <hodgestar@gmail.com>
parents: 38
diff changeset
8 import imagecache
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
9 import tiles
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
10 from misc import Position
98
725b292ca07b Added sounds killing foxes and chickens, and nightfall
David Fraser <davidf@sjsoft.com>
parents: 92
diff changeset
11 import sound
109
48019afde338 Equipment purchasing and some toolbar tweaks.
Jeremy Thurgood <firxen@gmail.com>
parents: 108
diff changeset
12 import equipment
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
13
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
14 class Animal(Sprite):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
15 """Base class for animals"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
16
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
17 STEALTH = 0
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
18
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
19 def __init__(self, image_left, image_right, tile_pos):
38
03121c89d5fd Make the secret foxes really secret
Neil Muller <drnlmuller@gmail.com>
parents: 32
diff changeset
20 # Create the animal somewhere far off screen
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
21 Sprite.__init__(self, image_left, (-1000, -1000))
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
22 self.image_left = image_left
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
23 self.image_right = image_right
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
24 self.pos = Position(tile_pos[0], tile_pos[1])
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
25 self.equipment = []
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
26 self.abode = None
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
27
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
28 def loop(self, tv, _sprite):
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
29 ppos = tv.tile_to_view(self.pos.to_tuple())
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
30 self.rect.x = ppos[0]
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
31 self.rect.y = ppos[1]
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
32
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
33 def move(self, state):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
34 """Given the game state, return a new position for the object"""
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
35 # Default is not to move
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
36 pass
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
37
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
38 def set_pos(self, tile_pos):
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
39 """Move an animal to the given tile_pos."""
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
40 new_pos = Position(*tile_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
41 self._fix_face(new_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
42 self.pos = new_pos
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
43
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
44 def _fix_face(self, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
45 """Set the face correctly"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
46 if final_pos.left_of(self.pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
47 self.setimage(self.image_left)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
48 elif final_pos.right_of(self.pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
49 self.setimage(self.image_right)
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
50
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
51 def equip(self, item):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
52 self.equipment.append(item)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
53
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
54 def weapons(self):
109
48019afde338 Equipment purchasing and some toolbar tweaks.
Jeremy Thurgood <firxen@gmail.com>
parents: 108
diff changeset
55 return [e for e in self.equipment if equipment.is_weapon(e)]
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
56
104
d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings).
Simon Cross <hodgestar@gmail.com>
parents: 98
diff changeset
57 def covers(self, tile_pos):
d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings).
Simon Cross <hodgestar@gmail.com>
parents: 98
diff changeset
58 return tile_pos[0] == self.pos.x and tile_pos[1] == self.pos.y
d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings).
Simon Cross <hodgestar@gmail.com>
parents: 98
diff changeset
59
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
60 class Chicken(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
61 """A chicken"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
62
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
63 def __init__(self, pos):
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
64 image_left = imagecache.load_image('sprites/chkn.png')
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
65 image_right = imagecache.load_image('sprites/chkn.png',
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
66 ("right_facing",))
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
67 Animal.__init__(self, image_left, image_right, pos)
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
68 self.egg = False
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
69 self.egg_counter = 0
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
70
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
71 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
72 """A free chicken will move away from other free chickens"""
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
73 pass
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
74
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
75 def lay(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
76 """See if the chicken lays an egg"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
77 if not self.egg:
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
78 self.egg = True
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
79 self.egg_counter = 2
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
80
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
81 def hatch(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
82 """See if we have an egg to hatch"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
83 if self.egg:
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
84 self.egg_counter -= 1
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
85 if self.egg_counter == 0:
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
86 # Egg hatches
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
87 self.egg = False
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
88 return Chicken(self.pos.to_tuple())
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
89 return None
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
90
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
91 def _find_killable_fox(self, weapon, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
92 """Choose a random fox within range of this weapon."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
93 killable_foxes = []
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
94 for fox in gameboard.foxes:
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
95 if not visible(self, fox):
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
96 continue
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
97 if weapon.in_range(gameboard, self, fox):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
98 killable_foxes.append(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
99 if not killable_foxes:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
100 return None
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
101 return random.choice(killable_foxes)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
102
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
103 def attack(self, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
104 """An armed chicken will attack a fox within range."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
105 if not self.weapons():
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
106 # Not going to take on a fox bare-winged.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
107 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
108 # Choose the first weapon equipped.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
109 weapon = self.weapons()[0]
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
110 fox = self._find_killable_fox(weapon, gameboard)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
111 if not fox:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
112 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
113 if weapon.hit(gameboard, self, fox):
98
725b292ca07b Added sounds killing foxes and chickens, and nightfall
David Fraser <davidf@sjsoft.com>
parents: 92
diff changeset
114 sound.play_sound("kill-fox.ogg")
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
115 gameboard.kill_fox(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
116
115
2b2007e231da Start of dialog for placing chickens in buildings. Remove chicken in hen house bug by not allowing chickens in hen houses.
Simon Cross <hodgestar@gmail.com>
parents: 114
diff changeset
117 def outside(self):
2b2007e231da Start of dialog for placing chickens in buildings. Remove chicken in hen house bug by not allowing chickens in hen houses.
Simon Cross <hodgestar@gmail.com>
parents: 114
diff changeset
118 return self.abode is None
2b2007e231da Start of dialog for placing chickens in buildings. Remove chicken in hen house bug by not allowing chickens in hen houses.
Simon Cross <hodgestar@gmail.com>
parents: 114
diff changeset
119
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
120 class Egg(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
121 """An egg"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
122
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
123 def __init__(self, pos):
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
124 image = imagecache.load_image('sprites/egg.png')
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
125 Animal.__init__(self, image, image, pos)
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
126
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
127 # Eggs don't move
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
128
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
129 class Fox(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
130 """A fox"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
131
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
132 STEALTH = 20
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
133
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
134 costs = {
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
135 # weighting for movement calculation
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
136 'grassland' : 2,
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
137 'woodland' : 1, # Try to keep to the woods if possible
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
138 'broken fence' : 2,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
139 'fence' : 10,
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
140 'guardtower' : 2, # We can pass under towers
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
141 'henhouse' : 2,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
142 }
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
143
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
144 def __init__(self, pos):
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
145 image_left = imagecache.load_image('sprites/fox.png')
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
146 image_right = imagecache.load_image('sprites/fox.png',
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
147 ("right_facing",))
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
148 Animal.__init__(self, image_left, image_right, pos)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
149 self.landmarks = [self.pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
150 self.hunting = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
151 self.dig_pos = None
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
152 self.tick = 0
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
153
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
154 def _cost_tile(self, pos, gameboard):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
155 if gameboard.in_bounds(pos):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
156 this_tile = gameboard.tv.get(pos.to_tuple())
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
157 cost = self.costs.get(tiles.TILE_MAP[this_tile], 100)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
158 else:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
159 cost = 100 # Out of bounds is expensive
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
160 return cost
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
161
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
162 def _cost_path(self, path, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
163 """Calculate the cost of a path"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
164 total = 0
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
165 for pos in path:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
166 total += self._cost_tile(pos, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
167 return total
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
168
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
169 def _gen_path(self, start_pos, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
170 """Construct a direct path from start_pos to final_pos,
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
171 excluding start_pos"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
172 if abs(start_pos.x - final_pos.x) < 2 and \
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
173 abs(start_pos.y - final_pos.y) < 2:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
174 # pgu gets this case wrong on occasion.
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
175 return [final_pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
176 start = start_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
177 end = final_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
178 points = getline(start, end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
179 points.remove(start) # exclude start_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
180 if end not in points:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
181 # Rounding errors in getline cause this
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
182 points.append(end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
183 return [Position(x[0], x[1]) for x in points]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
184
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
185 def _find_best_path_step(self, final_pos, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
186 """Find the cheapest path to final_pos, and return the next step
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
187 along the path."""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
188 # We calculate the cost of the direct path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
189 direct_path = self._gen_path(self.pos, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
190 min_cost = self._cost_path(direct_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
191 min_path = direct_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
192 # is there a point nearby that gives us a cheaper direct path?
71
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
193 # This is delibrately not finding the optimal path, as I don't
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
194 # want the foxes to be too intelligent, although the implementation
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
195 # isn't well optimised yet
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
196 poss = [Position(x, y) for x in range(self.pos.x - 3, self.pos.x + 4)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
197 for y in range(self.pos.y - 3, self.pos.y + 4)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
198 if (x, y) != (0,0)]
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
199 for start in poss:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
200 cand_path = self._gen_path(self.pos, start) + \
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
201 self._gen_path(start, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
202 cost = self._cost_path(cand_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
203 if cost < min_cost:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
204 min_cost = cost
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
205 min_path = cand_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
206 if not min_path:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
207 return final_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
208 return min_path[0]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
209
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
210 def _find_path_to_woodland(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
211 """Dive back to woodland through the landmarks"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
212 # find the closest point to our current location in walked path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
213 if self.pos == self.landmarks[-1]:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
214 if len(self.landmarks) > 1:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
215 self.landmarks.pop() # Moving to the next landmark
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
216 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
217 # Safely back at the start
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
218 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
219 return self._find_best_path_step(self.landmarks[-1], gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
220
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
221 def _find_path_to_chicken(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
222 """Find the path to the closest chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
223 # Find the closest chicken
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
224 min_dist = 999
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
225 closest = None
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
226 for chicken in gameboard.chickens:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
227 dist = chicken.pos.dist(self.pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
228 if dist < min_dist:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
229 min_dist = dist
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
230 closest = chicken
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
231 if not closest:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
232 # No more chickens, so leave
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
233 self.hunting = False
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
234 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
235 if closest.pos == self.pos:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
236 # Caught a chicken
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
237 self._catch_chicken(closest, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
238 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
239 return self._find_best_path_step(closest.pos, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
240
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
241 def _catch_chicken(self, chicken, gameboard):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
242 """Catch a chicken"""
98
725b292ca07b Added sounds killing foxes and chickens, and nightfall
David Fraser <davidf@sjsoft.com>
parents: 92
diff changeset
243 sound.play_sound("kill-chicken.ogg")
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
244 gameboard.remove_chicken(chicken)
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
245 self.hunting = False
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
246
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
247 def _update_pos(self, gameboard, new_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
248 """Update the position, making sure we don't step on other foxes"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
249 final_pos = new_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
250 moves = [Position(x, y) for x in range(self.pos.x-1, self.pos.x + 2)
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
251 for y in range(self.pos.y-1, self.pos.y + 2)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
252 if (x,y) != (0,0)]
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
253 blocked = False
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
254 for fox in gameboard.foxes:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
255 if fox is not self and fox.pos == new_pos:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
256 blocked = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
257 if fox.pos in moves:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
258 moves.remove(fox.pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
259 if blocked:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
260 # find the cheapest point in moves to new_pos that's not blocked
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
261 final_pos = None
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
262 min_cost = 1000
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
263 for poss in moves:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
264 cost = self._cost_tile(poss, gameboard)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
265 if cost < min_cost:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
266 min_cost = cost
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
267 final_pos = poss
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
268 if gameboard.in_bounds(final_pos):
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
269 this_tile = gameboard.tv.get(final_pos.to_tuple())
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
270 else:
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
271 this_tile = tiles.REVERSE_TILE_MAP['woodland']
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
272 if tiles.TILE_MAP[this_tile] == 'broken fence' and self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
273 # We'll head back towards the holes we make/find
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
274 self.landmarks.append(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
275 elif tiles.TILE_MAP[this_tile] == 'fence' and not self.dig_pos:
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
276 self._dig(final_pos)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
277 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
278 return final_pos
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
279
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
280 def _dig(self, dig_pos):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
281 """Setup dig parameters, to be overridden if needed"""
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
282 self.tick = 5
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
283 self.dig_pos = dig_pos
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
284
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
285 def _make_hole(self, gameboard):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
286 """Make a hole in the fence"""
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
287 gameboard.tv.set(self.dig_pos.to_tuple(),
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
288 tiles.REVERSE_TILE_MAP['broken fence'])
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
289 self.dig_pos = None
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
290
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
291 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
292 """Foxes will aim to move towards the closest henhouse or free
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
293 chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
294 if self.dig_pos:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
295 if self.tick:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
296 self.tick -= 1
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
297 # We're still digging through the fence
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
298 # Check the another fox hasn't dug a hole for us
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
299 # We're too busy digging to notice if a hole appears nearby,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
300 # but we'll notice if the fence we're digging vanishes
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
301 this_tile = gameboard.tv.get(self.dig_pos.to_tuple())
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
302 if tiles.TILE_MAP[this_tile] == 'broken fence':
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
303 self.tick = 0
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
304 return
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
305 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
306 # We've dug through the fence, so make a hole
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
307 self._make_hole(gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
308 return
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
309 if self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
310 desired_pos = self._find_path_to_chicken(gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
311 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
312 desired_pos = self._find_path_to_woodland(gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
313 final_pos = self._update_pos(gameboard, desired_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
314 self._fix_face(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
315 self.pos = final_pos
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
316
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
317 class NinjaFox(Fox):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
318 """Ninja foxes are hard to see"""
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
319
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
320 STEALTH = 60
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
321
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
322 class DemoFox(Fox):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
323 """Demolition Foxes destroy fences easily"""
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
324
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
325 class GreedyFox(Fox):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
326 """Greedy foxes eat more chickens"""
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
327
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
328 def __init__(self, pos):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
329 Fox.__init__(self, pos)
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
330 self.chickens_eaten = 0
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
331
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
332 def _catch_chicken(self, chicken, gameboard):
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
333 gameboard.remove_chicken(chicken)
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
334 self.chickens_eaten += 1
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
335 if self.chickens_eaten > 2:
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
336 self.hunting = False
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
337
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
338 def visible(watcher, watchee):
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
339 roll = random.randint(1, 100)
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
340 distance = watcher.pos.dist(watchee.pos) - 1
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
341 return roll > watchee.STEALTH + 10*distance