rinkhals: gamelib/animal.py annotate

annotate gamelib/animal.py @ 108:437cbd856a03

Add occupants and abodes. Allowing moving chickens around.

author	Simon Cross <hodgestar@gmail.com>
date	Wed, 02 Sep 2009 18:42:00 +0000
parents	d17375586866
children	48019afde338

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
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	12
6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	13 class Animal(Sprite):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	14 """Base class for animals"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	15
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	16 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	17 # Create the animal somewhere far off screen
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	18 Sprite.__init__(self, image_left, (-1000, -1000))
f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	19 self.image_left = image_left
f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	20 self.image_right = image_right
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	21 self.pos = Position(tile_pos[0], tile_pos[1])
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	22 self.equipment = []
108 437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	23 self.abode = None
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	24
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	25 def loop(self, tv, _sprite):
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	26 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	27 self.rect.x = ppos[0]
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	28 self.rect.y = ppos[1]
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	29
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	30 def move(self, state):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	31 """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	32 # Default is not to move
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	33 pass
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	34
108 437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	35 def set_pos(self, tile_pos):
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	36 """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	37 new_pos = Position(*tile_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	38 self._fix_face(new_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	39 self.pos = new_pos
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	40
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	41 def _fix_face(self, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	42 """Set the face correctly"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	43 if final_pos.left_of(self.pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	44 self.setimage(self.image_left)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	45 elif final_pos.right_of(self.pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	46 self.setimage(self.image_right)
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	47
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	48 def equip(self, item):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	49 self.equipment.append(item)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	50
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	51 def weapons(self):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	52 return [e for e in self.equipment if e.is_weapon]
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	53
104 d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings). Simon Cross <hodgestar@gmail.com> parents: 98 diff changeset	54 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	55 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	56
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	57 class Chicken(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	58 """A chicken"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	59
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	60 def __init__(self, pos):
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	61 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	62 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	63 ("right_facing",))
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	64 Animal.__init__(self, image_left, image_right, pos)
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	65
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	66 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	67 """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	68 pass
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	69
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	70 def _find_killable_fox(self, weapon, gameboard):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	71 """Choose a random fox within range of this weapon."""
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	72 killable_foxes = []
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	73 for fox in gameboard.foxes:
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	74 if weapon.in_range(gameboard, self, fox):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	75 killable_foxes.append(fox)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	76 if not killable_foxes:
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	77 return None
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	78 return random.choice(killable_foxes)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	79
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	80 def attack(self, gameboard):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	81 """An armed chicken will attack a fox within range."""
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	82 if not self.weapons():
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	83 # Not going to take on a fox bare-winged.
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	84 return
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	85 # Choose the first weapon equipped.
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	86 weapon = self.weapons()[0]
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	87 fox = self._find_killable_fox(weapon, gameboard)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	88 if not fox:
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	89 return
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	90 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	91 sound.play_sound("kill-fox.ogg")
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	92 gameboard.kill_fox(fox)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	93
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	94 class Egg(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	95 """An egg"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	96
47 be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	97 def __init__(self, pos):
be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	98 image = imagecache.load_image('sprites/egg.png')
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	99 Animal.__init__(self, image, image, pos)
47 be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	100
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	101 # Eggs don't move
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	102
6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	103 class Fox(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	104 """A fox"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	105
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	106 costs = {
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	107 # weighting for movement calculation
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	108 'grassland' : 2,
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	109 '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	110 'broken fence' : 2,
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	111 'fence' : 10,
72 aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	112 'guardtower' : 2, # We can pass under towers
aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	113 'henhouse' : 2,
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	114 }
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	115
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	116 def __init__(self, pos):
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	117 image_left = imagecache.load_image('sprites/fox.png')
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	118 image_right = imagecache.load_image('sprites/fox.png',
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	119 ("right_facing",))
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	120 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	121 self.landmarks = [self.pos]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	122 self.hunting = True
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	123 self.dig_pos = None
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	124 self.tick = 0
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	125
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	126 def _cost_tile(self, pos, gameboard):
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	127 if gameboard.in_bounds(pos):
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	128 this_tile = gameboard.tv.get(pos.to_tuple())
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	129 cost = self.costs.get(tiles.TILE_MAP[this_tile], 100)
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	130 else:
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	131 cost = 100 # Out of bounds is expensive
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	132 return cost
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	133
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	134 def _cost_path(self, path, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	135 """Calculate the cost of a path"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	136 total = 0
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	137 for pos in path:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	138 total += self._cost_tile(pos, gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	139 return total
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	140
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	141 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	142 """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	143 excluding start_pos"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	144 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	145 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	146 # pgu gets this case wrong on occasion.
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	147 return [final_pos]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	148 start = start_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	149 end = final_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	150 points = getline(start, end)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	151 points.remove(start) # exclude start_pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	152 if end not in points:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	153 # Rounding errors in getline cause this
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	154 points.append(end)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	155 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	156
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	157 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	158 """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	159 along the path."""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	160 # 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	161 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	162 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	163 min_path = direct_path
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	164 # 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	165 # This is delibrately not finding the optimal path, as I don't
00cf9d7f22dc Expand comment Neil Muller <drnlmuller@gmail.com> parents: 70 diff changeset	166 # want the foxes to be too intelligent, although the implementation
00cf9d7f22dc Expand comment Neil Muller <drnlmuller@gmail.com> parents: 70 diff changeset	167 # isn't well optimised yet
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	168 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	169 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	170 if (x, y) != (0,0)]
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	171 for start in poss:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	172 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	173 self._gen_path(start, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	174 cost = self._cost_path(cand_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	175 if cost < min_cost:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	176 min_cost = cost
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	177 min_path = cand_path
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	178 if not min_path:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	179 return final_pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	180 return min_path[0]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	181
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	182 def _find_path_to_woodland(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	183 """Dive back to woodland through the landmarks"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	184 # 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	185 if self.pos == self.landmarks[-1]:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	186 if len(self.landmarks) > 1:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	187 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	188 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	189 # Safely back at the start
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	190 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	191 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	192
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	193 def _find_path_to_chicken(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	194 """Find the path to the closest chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	195 # Find the closest chicken
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	196 min_dist = 999
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	197 closest = None
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	198 for chicken in gameboard.chickens:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	199 dist = chicken.pos.dist(self.pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	200 if dist < min_dist:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	201 min_dist = dist
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	202 closest = chicken
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	203 if not closest:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	204 # No more chickens, so leave
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	205 self.hunting = False
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	206 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	207 if closest.pos == self.pos:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	208 # Caught a chicken
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	209 self._catch_chicken(closest, gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	210 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	211 return self._find_best_path_step(closest.pos, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	212
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	213 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	214 """Catch a chicken"""
98 725b292ca07b Added sounds killing foxes and chickens, and nightfall David Fraser <davidf@sjsoft.com> parents: 92 diff changeset	215 sound.play_sound("kill-chicken.ogg")
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	216 gameboard.remove_chicken(chicken)
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	217 self.hunting = False
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	218
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	219 def _update_pos(self, gameboard, new_pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	220 """Update the position, making sure we don't step on other foxes"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	221 final_pos = new_pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	222 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	223 for y in range(self.pos.y-1, self.pos.y + 2)
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	224 if (x,y) != (0,0)]
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	225 blocked = False
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	226 for fox in gameboard.foxes:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	227 if fox is not self and fox.pos == new_pos:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	228 blocked = True
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	229 if fox.pos in moves:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	230 moves.remove(fox.pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	231 if blocked:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	232 # 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	233 final_pos = None
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	234 min_cost = 1000
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	235 for poss in moves:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	236 cost = self._cost_tile(poss, gameboard)
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	237 if cost < min_cost:
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	238 min_cost = cost
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	239 final_pos = poss
72 aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	240 if gameboard.in_bounds(final_pos):
aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	241 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	242 else:
aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	243 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	244 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	245 # 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	246 self.landmarks.append(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	247 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	248 self._dig(final_pos)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	249 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	250 return final_pos
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	251
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	252 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	253 """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	254 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	255 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	256
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	257 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	258 """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	259 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	260 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	261 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	262
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	263 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	264 """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	265 chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	266 if self.dig_pos:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	267 if self.tick:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	268 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	269 # 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	270 # 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	271 # 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	272 # 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	273 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	274 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	275 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	276 return
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	277 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	278 # 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	279 self._make_hole(gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	280 return
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	281 if self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	282 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	283 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	284 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	285 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	286 self._fix_face(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	287 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	288
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	289 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	290 """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	291
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	292 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	293 """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	294
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	295 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	296 """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	297
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	298 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	299 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	300 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	301
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	302 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	303 gameboard.remove_chicken(chicken)
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	304 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	305 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	306 self.hunting = False

Mercurial > rinkhals

annotate gamelib/animal.py @ 108:437cbd856a03