Mercurial > rinkhals

annotate gamelib/animal.py @ 200:67d10f7e0159

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
selected chickens are selected
author Adrianna Pińska <adrianna.pinska@gmail.com>
date Fri, 04 Sep 2009 19:51:19 +0000
parents 696936621a93
children fe1e9c18d4d7
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
199
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
18 VISION_BONUS = 0
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
19 VISION_RANGE_PENALTY = 10
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
20
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
21 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
22 # Create the animal somewhere far off screen
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
23 Sprite.__init__(self, image_left, (-1000, -1000))
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
24 self._image_left = image_left
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
25 self.image_left = image_left.copy()
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
26 self._image_right = image_right
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
27 self.image_right = image_right.copy()
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
28 if hasattr(tile_pos, 'to_tuple'):
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
29 self.pos = tile_pos
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
30 else:
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
31 self.pos = Position(tile_pos[0], tile_pos[1])
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
32 self.equipment = []
195
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
33 self.accoutrements = []
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
34 self.abode = None
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
35 self.facing = 'left'
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
36
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
37 def loop(self, tv, _sprite):
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
38 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
39 self.rect.x = ppos[0]
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
40 self.rect.y = ppos[1]
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
41
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
42 def move(self, state):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
43 """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
44 # Default is not to move
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
45 pass
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
46
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
47 def set_pos(self, tile_pos):
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
48 """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
49 new_pos = Position(*tile_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
50 self._fix_face(new_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
51 self.pos = new_pos
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
52
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
53 def _fix_face(self, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
54 """Set the face correctly"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
55 if final_pos.left_of(self.pos):
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
56 self._set_image_facing('left')
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
57 elif final_pos.right_of(self.pos):
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
58 self._set_image_facing('right')
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
59
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
60 def _set_image_facing(self, facing):
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
61 self.facing = facing
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
62 if self.facing == 'left':
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
63 self.setimage(self.image_left)
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
64 elif self.facing == 'right':
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
65 self.setimage(self.image_right)
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
66
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
67 def equip(self, item):
200
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
68 if equipment.is_equipment(item):
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
69 self.equipment.append(item)
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
70 elif equipment.is_accoutrement(item):
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
71 self.accoutrements.append(item)
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
72 self.redraw()
161
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
73
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
74 def unequip(self, item):
200
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
75 if equipment.is_equipment(item):
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
76 self.equipment = [e for e in self.equipment if e != item]
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
77 elif equipment.is_accoutrement(item):
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
78 self.accoutrements = [e for e in self.accoutrements if e != item]
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
79 self.redraw()
161
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
80
200
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
81 def unequip_by_name(self, item_name):
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
82 # only remove first match
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
83 matches = [item for item in self.equipment + self.accoutrements if item.NAME == item_name]
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
84 if matches:
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
85 self.unequip(matches[0])
67d10f7e0159 selected chickens are selected
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 199
diff changeset
86
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
87 def redraw(self):
195
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
88 layers = [(self._image_left.copy(), self._image_right.copy(), 0)]
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
89 if hasattr(self, 'EQUIPMENT_IMAGE_ATTRIBUTE'):
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
90 for item in self.accoutrements + self.equipment:
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
91 images = item.images(self.EQUIPMENT_IMAGE_ATTRIBUTE)
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
92 if images:
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
93 layers.append(images)
158
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
94
195
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
95 layers.sort(key=lambda l: l[2])
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
96
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
97 self.image_left = layers[0][0]
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
98 self.image_right = layers[0][1]
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
99 for l in layers[1:]:
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
100 self.image_left.blit(l[0], (0,0))
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
101 self.image_right.blit(l[1], (0,0))
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
102
9d31cfc3afde refactor of layers drawn on chicken, to allow for extended functionality
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 187
diff changeset
103 self._set_image_facing(self.facing)
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
104
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
105 def weapons(self):
109
48019afde338 Equipment purchasing and some toolbar tweaks.
Jeremy Thurgood <firxen@gmail.com>
parents: 108
diff changeset
106 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
107
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
108 def armour(self):
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
109 return [e for e in self.equipment if equipment.is_armour(e)]
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
110
104
d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings).
Simon Cross <hodgestar@gmail.com>
parents: 98
diff changeset
111 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
112 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
113
125
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
114 def outside(self):
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
115 return self.abode is None
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
116
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
117 def survive_damage(self):
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
118 for a in self.armour():
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
119 if not a.survive_damage():
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
120 self.unequip(a)
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
121 return True
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
122 return False
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
123
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
124 class Chicken(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
125 """A chicken"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
126
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
127 EQUIPMENT_IMAGE_ATTRIBUTE = 'CHICKEN_IMAGE_FILE'
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
128
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
129 def __init__(self, pos):
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
130 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
131 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
132 ("right_facing",))
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
133 Animal.__init__(self, image_left, image_right, pos)
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
134 self.egg = None
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
135 self.egg_counter = 0
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
136
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
137 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
138 """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
139 pass
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
140
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
141 def lay(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
142 """See if the chicken lays an egg"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
143 if not self.egg:
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
144 self.egg = Egg(self.pos)
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
145
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
146 def hatch(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
147 """See if we have an egg to hatch"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
148 if self.egg:
187
6854e706dcdf Remove hatched eggs
Neil Muller <drnlmuller@gmail.com>
parents: 174
diff changeset
149 chick = self.egg.hatch()
6854e706dcdf Remove hatched eggs
Neil Muller <drnlmuller@gmail.com>
parents: 174
diff changeset
150 if chick:
6854e706dcdf Remove hatched eggs
Neil Muller <drnlmuller@gmail.com>
parents: 174
diff changeset
151 self.egg = None
6854e706dcdf Remove hatched eggs
Neil Muller <drnlmuller@gmail.com>
parents: 174
diff changeset
152 return chick
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
153 return None
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
154
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
155 def _find_killable_fox(self, weapon, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
156 """Choose a random fox within range of this weapon."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
157 killable_foxes = []
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
158 for fox in gameboard.foxes:
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
159 if not visible(self, fox):
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
160 continue
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
161 if weapon.in_range(gameboard, self, fox):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
162 killable_foxes.append(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
163 if not killable_foxes:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
164 return None
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
165 return random.choice(killable_foxes)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
166
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
167 def attack(self, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
168 """An armed chicken will attack a fox within range."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
169 if not self.weapons():
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
170 # Not going to take on a fox bare-winged.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
171 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
172 # Choose the first weapon equipped.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
173 weapon = self.weapons()[0]
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
174 fox = self._find_killable_fox(weapon, gameboard)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
175 if not fox:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
176 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
177 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
178 sound.play_sound("kill-fox.ogg")
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
179 gameboard.kill_fox(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
180
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
181 class Egg(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
182 """An egg"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
183
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
184 def __init__(self, pos):
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
185 image = imagecache.load_image('sprites/egg.png')
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
186 Animal.__init__(self, image, image, pos)
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
187 self.counter = 2
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
188
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
189 # Eggs don't move
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
190
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
191 def hatch(self):
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
192 self.counter -= 1
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
193 if self.counter == 0:
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
194 return Chicken(self.pos)
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
195 return None
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
196
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
197 class Fox(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
198 """A fox"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
199
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
200 STEALTH = 20
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
201 IMAGE_FILE = 'sprites/fox.png'
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
202
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
203 costs = {
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
204 # weighting for movement calculation
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
205 'grassland' : 2,
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
206 '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
207 'broken fence' : 2,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
208 'fence' : 10,
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
209 'guardtower' : 2, # We can pass under towers
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
210 'henhouse' : 30, # Don't go into a henhouse unless we're going to
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
211 # catch a chicken there
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
212 'hendominium' : 30,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
213 }
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
214
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
215 def __init__(self, pos):
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
216 image_left = imagecache.load_image(self.IMAGE_FILE)
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
217 image_right = imagecache.load_image(self.IMAGE_FILE, ("right_facing",))
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
218 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
219 self.landmarks = [self.pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
220 self.hunting = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
221 self.dig_pos = None
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
222 self.tick = 0
122
d2b19131d537 Don't continue the night if we're not doing anything anymore
Neil Muller <drnlmuller@gmail.com>
parents: 116
diff changeset
223 self.safe = False
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
224 self.closest = None
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
225 self.last_steps = []
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
226
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
227 def _cost_tile(self, pos, gameboard):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
228 if gameboard.in_bounds(pos):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
229 this_tile = gameboard.tv.get(pos.to_tuple())
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
230 cost = self.costs.get(tiles.TILE_MAP[this_tile], 100)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
231 else:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
232 cost = 100 # Out of bounds is expensive
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
233 return cost
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
234
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
235 def _cost_path(self, path, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
236 """Calculate the cost of a path"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
237 total = 0
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
238 for pos in path:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
239 total += self._cost_tile(pos, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
240 return total
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
241
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
242 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
243 """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
244 excluding start_pos"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
245 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
246 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
247 # pgu gets this case wrong on occasion.
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
248 return [final_pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
249 start = start_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
250 end = final_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
251 points = getline(start, end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
252 points.remove(start) # exclude start_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
253 if end not in points:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
254 # Rounding errors in getline cause this
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
255 points.append(end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
256 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
257
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
258 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
259 """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
260 along the path."""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
261 # 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
262 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
263 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
264 min_path = direct_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
265 # 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
266 # This is delibrately not finding the optimal path, as I don't
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
267 # want the foxes to be too intelligent, although the implementation
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
268 # isn't well optimised yet
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
269 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
270 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
271 if (x, y) != (0,0)]
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
272 for start in poss:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
273 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
274 self._gen_path(start, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
275 cost = self._cost_path(cand_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
276 if cost < min_cost:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
277 min_cost = cost
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
278 min_path = cand_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
279 if not min_path:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
280 return final_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
281 return min_path[0]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
282
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
283 def _find_path_to_woodland(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
284 """Dive back to woodland through the landmarks"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
285 # 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
286 if self.pos == self.landmarks[-1]:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
287 if len(self.landmarks) > 1:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
288 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
289 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
290 # Safely back at the start
122
d2b19131d537 Don't continue the night if we're not doing anything anymore
Neil Muller <drnlmuller@gmail.com>
parents: 116
diff changeset
291 self.safe = True
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
292 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
293 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
294
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
295 def _find_path_to_chicken(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
296 """Find the path to the closest chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
297 # Find the closest chicken
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
298 min_dist = 999
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
299 if self.closest not in gameboard.chickens:
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
300 # Either no target, or someone ate it
196
edcb5edfa0ff If the closest chicken is gone, clear it.
Jeremy Thurgood <firxen@gmail.com>
parents: 195
diff changeset
301 self.closest = None
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
302 for chicken in gameboard.chickens:
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
303 dist = chicken.pos.dist(self.pos)
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
304 if chicken.abode:
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
305 dist += 10 # Prefer free-ranging chickens
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
306 if dist < min_dist:
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
307 min_dist = dist
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
308 self.closest = chicken
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
309 if not self.closest:
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
310 # No more chickens, so leave
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
311 self.hunting = False
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
312 return self.pos
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
313 if self.closest.pos == self.pos:
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
314 # Caught a chicken
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
315 self._catch_chicken(self.closest, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
316 return self.pos
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
317 return self._find_best_path_step(self.closest.pos, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
318
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
319 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
320 """Catch a chicken"""
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
321 if not chicken.survive_damage():
158
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
322 sound.play_sound("kill-chicken.ogg")
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
323 gameboard.remove_chicken(chicken)
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
324 self.closest = None
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
325 self.hunting = False
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
326 self.last_steps = [] # Forget history here
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
327
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
328 def _update_pos(self, gameboard, new_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
329 """Update the position, making sure we don't step on other foxes"""
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
330 if new_pos == self.pos:
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
331 # We're not moving, so we can skip all the checks
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
332 return new_pos
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
333 final_pos = new_pos
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
334 blocked = final_pos in self.last_steps
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
335 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
336 for y in range(self.pos.y-1, self.pos.y + 2)
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
337 if Position(x,y) != self.pos and \
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
338 Position(x, y) not in self.last_steps]
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
339 for fox in gameboard.foxes:
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
340 if fox is not self and fox.pos == final_pos:
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
341 blocked = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
342 if fox.pos in moves:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
343 moves.remove(fox.pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
344 if blocked:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
345 # 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
346 final_pos = None
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
347 min_cost = 1000
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
348 for poss in moves:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
349 cost = self._cost_tile(poss, gameboard)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
350 if cost < min_cost:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
351 min_cost = cost
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
352 final_pos = poss
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
353 if not final_pos:
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
354 # No good choice, so stay put
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
355 return self.pos
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
356 if gameboard.in_bounds(final_pos):
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
357 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
358 else:
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
359 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
360 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
361 # 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
362 self.landmarks.append(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
363 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
364 self._dig(final_pos)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
365 return self.pos
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
366 self.last_steps.append(final_pos)
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
367 if len(self.last_steps) > 3:
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
368 self.last_steps.pop(0)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
369 return final_pos
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
370
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
371 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
372 """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
373 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
374 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
375
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
376 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
377 """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
378 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
379 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
380 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
381
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
382 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
383 """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
384 chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
385 if self.dig_pos:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
386 if self.tick:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
387 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
388 # 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
389 # 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
390 # 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
391 # 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
392 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
393 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
394 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
395 return
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
396 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
397 # 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
398 self._make_hole(gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
399 return
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
400 if self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
401 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
402 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
403 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
404 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
405 self._fix_face(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
406 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
407
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
408 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
409 """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
410
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
411 STEALTH = 60
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
412 IMAGE_FILE = 'sprites/ninja_fox.png'
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
413
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
414 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
415 """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
416
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
417 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
418 """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
419
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
420 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
421 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
422 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
423
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
424 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
425 gameboard.remove_chicken(chicken)
145
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
426 self.closest = None
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
427 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
428 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
429 self.hunting = False
149
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
430 self.last_steps = []
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
431
199
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
432 def _get_vision_param(parameter, watcher):
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
433 param = getattr(watcher, parameter)
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
434 if watcher.abode:
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
435 modifier = getattr(watcher.abode.building, 'MODIFY_'+parameter, lambda r: r)
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
436 param = modifier(param)
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
437 return param
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
438
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
439 def visible(watcher, watchee):
199
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
440 vision_bonus = _get_vision_param('VISION_BONUS', watcher)
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
441 range_penalty = _get_vision_param('VISION_RANGE_PENALTY', watcher)
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
442 distance = watcher.pos.dist(watchee.pos) - 1
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
443 roll = random.randint(1, 100)
199
696936621a93 Buildings can affect visual acuity.
Jeremy Thurgood <firxen@gmail.com>
parents: 196
diff changeset
444 return roll > watchee.STEALTH - vision_bonus + range_penalty*distance