Mercurial > rinkhals

annotate gamelib/animal.py @ 174:ff168162974e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
armour gets damaged
author Adrianna Pińska <adrianna.pinska@gmail.com>
date Thu, 03 Sep 2009 23:11:11 +0000
parents 9ea53eb919cf
children 6854e706dcdf
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))
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
22 self._image_left = image_left
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
23 self.image_left = image_left.copy()
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
24 self._image_right = image_right
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
25 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
26 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
27 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
28 else:
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 = Position(tile_pos[0], tile_pos[1])
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
30 self.equipment = []
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
31 self.abode = None
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
32 self.facing = 'left'
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
33
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
34 def loop(self, tv, _sprite):
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
35 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
36 self.rect.x = ppos[0]
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
37 self.rect.y = ppos[1]
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
38
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
39 def move(self, state):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
40 """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
41 # Default is not to move
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
42 pass
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
43
108
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
44 def set_pos(self, tile_pos):
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
45 """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
46 new_pos = Position(*tile_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
47 self._fix_face(new_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
48 self.pos = new_pos
437cbd856a03 Add occupants and abodes. Allowing moving chickens around.
Simon Cross <hodgestar@gmail.com>
parents: 104
diff changeset
49
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
50 def _fix_face(self, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
51 """Set the face correctly"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
52 if final_pos.left_of(self.pos):
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
53 self._set_image_facing('left')
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
54 elif final_pos.right_of(self.pos):
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
55 self._set_image_facing('right')
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
56
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
57 def _set_image_facing(self, facing):
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
58 self.facing = facing
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
59 if self.facing == 'left':
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
60 self.setimage(self.image_left)
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
61 elif self.facing == 'right':
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
62 self.setimage(self.image_right)
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
63
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
64 def equip(self, item):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
65 self.equipment.append(item)
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
66 self.redraw()
161
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
67
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
68 def unequip(self, item):
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
69 self.equipment = [e for e in self.equipment if e != item]
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
70 self.redraw()
161
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
71
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
72 def redraw(self):
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
73 self.image_left = self._image_left.copy()
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
74 self.image_right = self._image_right.copy()
161
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
75 self.equipment.sort(key=lambda x: x.DRAW_LAYER)
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
76 for item in self.equipment:
9b4213f6ea7f improved equipment layers; unequip method on animal
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 158
diff changeset
77 self.draw_equipment(item)
163
0d6e23dcd3af fixed redrawing
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 161
diff changeset
78 self._set_image_facing(self.facing)
158
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
79
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
80 def draw_equipment(self, item):
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
81 if not hasattr(self, 'EQUIPMENT_IMAGE_ATTRIBUTE'):
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
82 return
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
83 eq_image_attr = getattr(item, self.EQUIPMENT_IMAGE_ATTRIBUTE, 'None')
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
84 if not eq_image_attr:
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
85 return
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
86 eq_image_left = imagecache.load_image(eq_image_attr)
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
87 eq_image_right = imagecache.load_image(eq_image_attr, ("right_facing",))
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
88 self.image_left.blit(eq_image_left, (0, 0))
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
89 self.image_right.blit(eq_image_right, (0, 0))
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
90
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
91 def weapons(self):
109
48019afde338 Equipment purchasing and some toolbar tweaks.
Jeremy Thurgood <firxen@gmail.com>
parents: 108
diff changeset
92 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
93
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
94 def armour(self):
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
95 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
96
104
d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings).
Simon Cross <hodgestar@gmail.com>
parents: 98
diff changeset
97 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
98 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
99
125
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
100 def outside(self):
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
101 return self.abode is None
2e3a05b9594d Chickens in buildings\!
Simon Cross <hodgestar@gmail.com>
parents: 122
diff changeset
102
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
103 def survive_damage(self):
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
104 for a in self.armour():
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
105 if not a.survive_damage():
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
106 self.unequip(a)
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
107 return True
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
108 return False
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
109
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
110 class Chicken(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
111 """A chicken"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
112
146
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
113 EQUIPMENT_IMAGE_ATTRIBUTE = 'CHICKEN_IMAGE_FILE'
423050ec188b Equipment images.
Jeremy Thurgood <firxen@gmail.com>
parents: 145
diff changeset
114
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
115 def __init__(self, pos):
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
116 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
117 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
118 ("right_facing",))
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
119 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
120 self.egg = None
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
121 self.egg_counter = 0
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
122
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
123 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
124 """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
125 pass
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
126
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
127 def lay(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
128 """See if the chicken lays an egg"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
129 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
130 self.egg = Egg(self.pos)
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
131
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
132 def hatch(self):
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
133 """See if we have an egg to hatch"""
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
134 if 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
135 return self.egg.hatch()
116
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
136 return None
d539ef5a3333 Add basic chicken->egg cycle
Neil Muller <drnlmuller@gmail.com>
parents: 115
diff changeset
137
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
138 def _find_killable_fox(self, weapon, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
139 """Choose a random fox within range of this weapon."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
140 killable_foxes = []
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
141 for fox in gameboard.foxes:
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
142 if not visible(self, fox):
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
143 continue
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
144 if weapon.in_range(gameboard, self, fox):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
145 killable_foxes.append(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
146 if not killable_foxes:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
147 return None
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
148 return random.choice(killable_foxes)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
149
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
150 def attack(self, gameboard):
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
151 """An armed chicken will attack a fox within range."""
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
152 if not self.weapons():
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
153 # Not going to take on a fox bare-winged.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
154 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
155 # Choose the first weapon equipped.
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
156 weapon = self.weapons()[0]
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
157 fox = self._find_killable_fox(weapon, gameboard)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
158 if not fox:
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
159 return
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
160 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
161 sound.play_sound("kill-fox.ogg")
84
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
162 gameboard.kill_fox(fox)
5494af02a0e8 Chickens with rifles!
Jeremy Thurgood <firxen@gmail.com>
parents: 82
diff changeset
163
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
164 class Egg(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
165 """An egg"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
166
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
167 def __init__(self, pos):
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
168 image = imagecache.load_image('sprites/egg.png')
53
f20dd3dcb118 foxes don't run backwards
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 47
diff changeset
169 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
170 self.counter = 2
47
be2496df2368 Add egg image to egg sprite.
Simon Cross <hodgestar@gmail.com>
parents: 44
diff changeset
171
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
172 # Eggs don't move
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
173
171
9ea53eb919cf Make Animals accept Positions when created. move hatch watching from Chicken to Egg
Neil Muller <drnlmuller@gmail.com>
parents: 163
diff changeset
174 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
175 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
176 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
177 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
178 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
179
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
180 class Fox(Animal):
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
181 """A fox"""
25
6d6ab0c1479d Add placing some chickens and foxes
Neil Muller <drnlmuller@gmail.com>
parents:
diff changeset
182
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
183 STEALTH = 20
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
184 IMAGE_FILE = 'sprites/fox.png'
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
185
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
186 costs = {
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
187 # weighting for movement calculation
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
188 'grassland' : 2,
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
189 '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
190 'broken fence' : 2,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
191 'fence' : 10,
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
192 '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
193 '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
194 # 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
195 'hendominium' : 30,
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
196 }
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
197
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
198 def __init__(self, pos):
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
199 image_left = imagecache.load_image(self.IMAGE_FILE)
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
200 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
201 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
202 self.landmarks = [self.pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
203 self.hunting = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
204 self.dig_pos = None
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
205 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
206 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
207 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
208 self.last_steps = []
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
209
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
210 def _cost_tile(self, pos, gameboard):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
211 if gameboard.in_bounds(pos):
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
212 this_tile = gameboard.tv.get(pos.to_tuple())
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
213 cost = self.costs.get(tiles.TILE_MAP[this_tile], 100)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
214 else:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
215 cost = 100 # Out of bounds is expensive
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
216 return cost
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
217
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
218 def _cost_path(self, path, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
219 """Calculate the cost of a path"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
220 total = 0
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
221 for pos in path:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
222 total += self._cost_tile(pos, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
223 return total
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
224
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
225 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
226 """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
227 excluding start_pos"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
228 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
229 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
230 # pgu gets this case wrong on occasion.
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
231 return [final_pos]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
232 start = start_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
233 end = final_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
234 points = getline(start, end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
235 points.remove(start) # exclude start_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
236 if end not in points:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
237 # Rounding errors in getline cause this
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
238 points.append(end)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
239 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
240
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
241 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
242 """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
243 along the path."""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
244 # 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
245 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
246 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
247 min_path = direct_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
248 # 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
249 # This is delibrately not finding the optimal path, as I don't
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
250 # want the foxes to be too intelligent, although the implementation
00cf9d7f22dc Expand comment
Neil Muller <drnlmuller@gmail.com>
parents: 70
diff changeset
251 # isn't well optimised yet
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
252 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
253 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
254 if (x, y) != (0,0)]
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
255 for start in poss:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
256 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
257 self._gen_path(start, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
258 cost = self._cost_path(cand_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
259 if cost < min_cost:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
260 min_cost = cost
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
261 min_path = cand_path
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
262 if not min_path:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
263 return final_pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
264 return min_path[0]
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
265
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
266 def _find_path_to_woodland(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
267 """Dive back to woodland through the landmarks"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
268 # 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
269 if self.pos == self.landmarks[-1]:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
270 if len(self.landmarks) > 1:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
271 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
272 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
273 # 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
274 self.safe = True
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
275 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
276 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
277
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
278 def _find_path_to_chicken(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
279 """Find the path to the closest chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
280 # Find the closest chicken
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
281 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
282 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
283 # Either no target, or someone ate it
490ede177f50 Tweak fox behaviour around henhouses. Add some memory to avoid the indecisive fox loop
Neil Muller <drnlmuller@gmail.com>
parents: 130
diff changeset
284 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
285 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
286 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
287 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
288 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
289 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
290 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
291 if not self.closest:
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
292 # No more chickens, so leave
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
293 self.hunting = False
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
294 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
295 if self.closest.pos == self.pos:
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
296 # 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
297 self._catch_chicken(self.closest, gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
298 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
299 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
300
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
301 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
302 """Catch a chicken"""
174
ff168162974e armour gets damaged
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 171
diff changeset
303 if not chicken.survive_damage():
158
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
304 sound.play_sound("kill-chicken.ogg")
baf857805867 armour works now
Adrianna Pińska <adrianna.pinska@gmail.com>
parents: 149
diff changeset
305 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
306 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
307 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
308 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
309
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
310 def _update_pos(self, gameboard, new_pos):
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
311 """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
312 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
313 # 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
314 return new_pos
2a1064fae608 More memory for the foxes, to ensure we avoid short loops
Neil Muller <drnlmuller@gmail.com>
parents: 146
diff changeset
315 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
316 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
317 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
318 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
319 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
320 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
321 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
322 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
323 blocked = True
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
324 if fox.pos in moves:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
325 moves.remove(fox.pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
326 if blocked:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
327 # 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
328 final_pos = None
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
329 min_cost = 1000
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
330 for poss in moves:
82
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
331 cost = self._cost_tile(poss, gameboard)
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
332 if cost < min_cost:
bf28f499c6b4 Tweak fox avoidance behaviour
Neil Muller <drnlmuller@gmail.com>
parents: 72
diff changeset
333 min_cost = cost
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
334 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
335 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
336 # 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
337 return self.pos
72
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
338 if gameboard.in_bounds(final_pos):
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
339 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
340 else:
aa4bd93575d9 Fix some bound checking and tweak movement costs
Neil Muller <drnlmuller@gmail.com>
parents: 71
diff changeset
341 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
342 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
343 # 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
344 self.landmarks.append(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
345 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
346 self._dig(final_pos)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
347 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
348 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
349 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
350 self.last_steps.pop(0)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
351 return final_pos
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
352
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
353 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
354 """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
355 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
356 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
357
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
358 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
359 """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
360 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
361 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
362 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
363
28
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
364 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents.
Simon Cross <hodgestar@gmail.com>
parents: 25
diff changeset
365 """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
366 chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
367 if self.dig_pos:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
368 if self.tick:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
369 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
370 # 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
371 # 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
372 # 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
373 # 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
374 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
375 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
376 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
377 return
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
378 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
379 # 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
380 self._make_hole(gameboard)
70
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
381 return
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
382 if self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
383 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
384 else:
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
385 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
386 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
387 self._fix_face(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences
Neil Muller <drnlmuller@gmail.com>
parents: 53
diff changeset
388 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
389
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
390 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
391 """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
392
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
393 STEALTH = 60
130
96c5ef7613b5 NINJA FOXES!
Jeremy Thurgood <firxen@gmail.com>
parents: 125
diff changeset
394 IMAGE_FILE = 'sprites/ninja_fox.png'
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
395
92
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
396 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
397 """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
398
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
399 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
400 """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
401
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
402 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
403 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
404 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
405
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox
Neil Muller <drnlmuller@gmail.com>
parents: 84
diff changeset
406 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
407 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
408 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
409 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
410 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
411 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
412 self.last_steps = []
114
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
413
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
414 def visible(watcher, watchee):
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
415 roll = random.randint(1, 100)
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
416 distance = watcher.pos.dist(watchee.pos) - 1
4c2fbab20abe Foxes are stealthy now.
Jeremy Thurgood <firxen@gmail.com>
parents: 109
diff changeset
417 return roll > watchee.STEALTH + 10*distance