rinkhals: gamelib/animal.py annotate

annotate gamelib/animal.py @ 163:0d6e23dcd3af

fixed redrawing

author	Adrianna Pińska <adrianna.pinska@gmail.com>
date	Thu, 03 Sep 2009 22:22:57 +0000
parents	9b4213f6ea7f
children	9ea53eb919cf

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()
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	26 self.pos = Position(tile_pos[0], tile_pos[1])
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	27 self.equipment = []
108 437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	28 self.abode = None
146 423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	29 self.facing = 'left'
158 baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	30 self.lives = 1
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	31
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	32 def loop(self, tv, _sprite):
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	33 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	34 self.rect.x = ppos[0]
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	35 self.rect.y = ppos[1]
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	36
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	37 def move(self, state):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	38 """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	39 # Default is not to move
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	40 pass
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	41
108 437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	42 def set_pos(self, tile_pos):
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	43 """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	44 new_pos = Position(*tile_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	45 self._fix_face(new_pos)
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	46 self.pos = new_pos
437cbd856a03 Add occupants and abodes. Allowing moving chickens around. Simon Cross <hodgestar@gmail.com> parents: 104 diff changeset	47
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	48 def _fix_face(self, final_pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	49 """Set the face correctly"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	50 if final_pos.left_of(self.pos):
146 423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	51 self._set_image_facing('left')
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	52 elif final_pos.right_of(self.pos):
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	53 self._set_image_facing('right')
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	54
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	55 def _set_image_facing(self, facing):
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	56 self.facing = facing
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	57 if self.facing == 'left':
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	58 self.setimage(self.image_left)
146 423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	59 elif self.facing == 'right':
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	60 self.setimage(self.image_right)
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	61
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	62 def equip(self, item):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	63 self.equipment.append(item)
163 0d6e23dcd3af fixed redrawing Adrianna Pińska <adrianna.pinska@gmail.com> parents: 161 diff changeset	64 self.redraw()
161 9b4213f6ea7f improved equipment layers; unequip method on animal Adrianna Pińska <adrianna.pinska@gmail.com> parents: 158 diff changeset	65
9b4213f6ea7f improved equipment layers; unequip method on animal Adrianna Pińska <adrianna.pinska@gmail.com> parents: 158 diff changeset	66 def unequip(self, item):
9b4213f6ea7f improved equipment layers; unequip method on animal Adrianna Pińska <adrianna.pinska@gmail.com> parents: 158 diff changeset	67 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	68 self.redraw()
161 9b4213f6ea7f improved equipment layers; unequip method on animal Adrianna Pińska <adrianna.pinska@gmail.com> parents: 158 diff changeset	69
163 0d6e23dcd3af fixed redrawing Adrianna Pińska <adrianna.pinska@gmail.com> parents: 161 diff changeset	70 def redraw(self):
0d6e23dcd3af fixed redrawing Adrianna Pińska <adrianna.pinska@gmail.com> parents: 161 diff changeset	71 self.image_left = self._image_left.copy()
0d6e23dcd3af fixed redrawing Adrianna Pińska <adrianna.pinska@gmail.com> parents: 161 diff changeset	72 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	73 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	74 for item in self.equipment:
9b4213f6ea7f improved equipment layers; unequip method on animal Adrianna Pińska <adrianna.pinska@gmail.com> parents: 158 diff changeset	75 self.draw_equipment(item)
163 0d6e23dcd3af fixed redrawing Adrianna Pińska <adrianna.pinska@gmail.com> parents: 161 diff changeset	76 self._set_image_facing(self.facing)
158 baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	77
baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	78 def draw_equipment(self, item):
146 423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	79 if not hasattr(self, 'EQUIPMENT_IMAGE_ATTRIBUTE'):
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	80 return
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	81 eq_image_attr = getattr(item, self.EQUIPMENT_IMAGE_ATTRIBUTE, 'None')
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	82 if not eq_image_attr:
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	83 return
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	84 eq_image_left = imagecache.load_image(eq_image_attr)
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	85 eq_image_right = imagecache.load_image(eq_image_attr, ("right_facing",))
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	86 self.image_left.blit(eq_image_left, (0, 0))
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	87 self.image_right.blit(eq_image_right, (0, 0))
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	88
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	89 def weapons(self):
109 48019afde338 Equipment purchasing and some toolbar tweaks. Jeremy Thurgood <firxen@gmail.com> parents: 108 diff changeset	90 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	91
104 d17375586866 Add .covers(tile_pos) to animals (to match similar function on buildings). Simon Cross <hodgestar@gmail.com> parents: 98 diff changeset	92 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	93 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	94
125 2e3a05b9594d Chickens in buildings\! Simon Cross <hodgestar@gmail.com> parents: 122 diff changeset	95 def outside(self):
2e3a05b9594d Chickens in buildings\! Simon Cross <hodgestar@gmail.com> parents: 122 diff changeset	96 return self.abode is None
2e3a05b9594d Chickens in buildings\! Simon Cross <hodgestar@gmail.com> parents: 122 diff changeset	97
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	98 class Chicken(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	99 """A chicken"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	100
146 423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	101 EQUIPMENT_IMAGE_ATTRIBUTE = 'CHICKEN_IMAGE_FILE'
423050ec188b Equipment images. Jeremy Thurgood <firxen@gmail.com> parents: 145 diff changeset	102
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	103 def __init__(self, pos):
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	104 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	105 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	106 ("right_facing",))
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	107 Animal.__init__(self, image_left, image_right, pos)
116 d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	108 self.egg = False
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	109 self.egg_counter = 0
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	110
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	111 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	112 """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	113 pass
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	114
116 d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	115 def lay(self):
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	116 """See if the chicken lays an egg"""
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	117 if not self.egg:
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	118 self.egg = True
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	119 self.egg_counter = 2
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	120
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	121 def hatch(self):
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	122 """See if we have an egg to hatch"""
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	123 if self.egg:
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	124 self.egg_counter -= 1
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	125 if self.egg_counter == 0:
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	126 # Egg hatches
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	127 self.egg = False
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	128 return Chicken(self.pos.to_tuple())
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	129 return None
d539ef5a3333 Add basic chicken->egg cycle Neil Muller <drnlmuller@gmail.com> parents: 115 diff changeset	130
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	131 def _find_killable_fox(self, weapon, gameboard):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	132 """Choose a random fox within range of this weapon."""
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	133 killable_foxes = []
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	134 for fox in gameboard.foxes:
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	135 if not visible(self, fox):
4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	136 continue
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	137 if weapon.in_range(gameboard, self, fox):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	138 killable_foxes.append(fox)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	139 if not killable_foxes:
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	140 return None
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	141 return random.choice(killable_foxes)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	142
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	143 def attack(self, gameboard):
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	144 """An armed chicken will attack a fox within range."""
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	145 if not self.weapons():
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	146 # Not going to take on a fox bare-winged.
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	147 return
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	148 # Choose the first weapon equipped.
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	149 weapon = self.weapons()[0]
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	150 fox = self._find_killable_fox(weapon, gameboard)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	151 if not fox:
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	152 return
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	153 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	154 sound.play_sound("kill-fox.ogg")
84 5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	155 gameboard.kill_fox(fox)
5494af02a0e8 Chickens with rifles! Jeremy Thurgood <firxen@gmail.com> parents: 82 diff changeset	156
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	157 class Egg(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	158 """An egg"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	159
47 be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	160 def __init__(self, pos):
be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	161 image = imagecache.load_image('sprites/egg.png')
53 f20dd3dcb118 foxes don't run backwards Adrianna Pińska <adrianna.pinska@gmail.com> parents: 47 diff changeset	162 Animal.__init__(self, image, image, pos)
47 be2496df2368 Add egg image to egg sprite. Simon Cross <hodgestar@gmail.com> parents: 44 diff changeset	163
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	164 # Eggs don't move
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	165
6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	166 class Fox(Animal):
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	167 """A fox"""
25 6d6ab0c1479d Add placing some chickens and foxes Neil Muller <drnlmuller@gmail.com> parents: diff changeset	168
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	169 STEALTH = 20
130 96c5ef7613b5 NINJA FOXES! Jeremy Thurgood <firxen@gmail.com> parents: 125 diff changeset	170 IMAGE_FILE = 'sprites/fox.png'
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	171
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	172 costs = {
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	173 # weighting for movement calculation
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	174 'grassland' : 2,
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	175 '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	176 'broken fence' : 2,
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	177 'fence' : 10,
72 aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	178 '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	179 '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	180 # 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	181 'hendominium' : 30,
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	182 }
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	183
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	184 def __init__(self, pos):
130 96c5ef7613b5 NINJA FOXES! Jeremy Thurgood <firxen@gmail.com> parents: 125 diff changeset	185 image_left = imagecache.load_image(self.IMAGE_FILE)
96c5ef7613b5 NINJA FOXES! Jeremy Thurgood <firxen@gmail.com> parents: 125 diff changeset	186 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	187 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	188 self.landmarks = [self.pos]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	189 self.hunting = True
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	190 self.dig_pos = None
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	191 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	192 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	193 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	194 self.last_steps = []
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	195
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	196 def _cost_tile(self, pos, gameboard):
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	197 if gameboard.in_bounds(pos):
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	198 this_tile = gameboard.tv.get(pos.to_tuple())
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	199 cost = self.costs.get(tiles.TILE_MAP[this_tile], 100)
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	200 else:
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	201 cost = 100 # Out of bounds is expensive
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	202 return cost
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	203
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	204 def _cost_path(self, path, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	205 """Calculate the cost of a path"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	206 total = 0
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	207 for pos in path:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	208 total += self._cost_tile(pos, gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	209 return total
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	210
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	211 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	212 """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	213 excluding start_pos"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	214 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	215 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	216 # pgu gets this case wrong on occasion.
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	217 return [final_pos]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	218 start = start_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	219 end = final_pos.to_tuple()
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	220 points = getline(start, end)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	221 points.remove(start) # exclude start_pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	222 if end not in points:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	223 # Rounding errors in getline cause this
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	224 points.append(end)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	225 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	226
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	227 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	228 """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	229 along the path."""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	230 # 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	231 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	232 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	233 min_path = direct_path
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	234 # 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	235 # This is delibrately not finding the optimal path, as I don't
00cf9d7f22dc Expand comment Neil Muller <drnlmuller@gmail.com> parents: 70 diff changeset	236 # want the foxes to be too intelligent, although the implementation
00cf9d7f22dc Expand comment Neil Muller <drnlmuller@gmail.com> parents: 70 diff changeset	237 # isn't well optimised yet
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	238 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	239 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	240 if (x, y) != (0,0)]
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	241 for start in poss:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	242 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	243 self._gen_path(start, final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	244 cost = self._cost_path(cand_path, gameboard)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	245 if cost < min_cost:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	246 min_cost = cost
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	247 min_path = cand_path
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	248 if not min_path:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	249 return final_pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	250 return min_path[0]
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	251
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	252 def _find_path_to_woodland(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	253 """Dive back to woodland through the landmarks"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	254 # 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	255 if self.pos == self.landmarks[-1]:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	256 if len(self.landmarks) > 1:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	257 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	258 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	259 # 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	260 self.safe = True
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	261 return self.pos
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	262 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	263
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	264 def _find_path_to_chicken(self, gameboard):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	265 """Find the path to the closest chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	266 # Find the closest chicken
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	267 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	268 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	269 # 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	270 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	271 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	272 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	273 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	274 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	275 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	276 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	277 if not self.closest:
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	278 # No more chickens, so leave
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	279 self.hunting = False
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	280 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	281 if self.closest.pos == self.pos:
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	282 # 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	283 self._catch_chicken(self.closest, gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	284 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	285 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	286
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	287 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	288 """Catch a chicken"""
158 baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	289 chicken.lives -= 1
baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	290 if not chicken.lives > 0:
baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	291 sound.play_sound("kill-chicken.ogg")
baf857805867 armour works now Adrianna Pińska <adrianna.pinska@gmail.com> parents: 149 diff changeset	292 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	293 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	294 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	295 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	296
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	297 def _update_pos(self, gameboard, new_pos):
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	298 """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	299 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	300 # 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	301 return new_pos
2a1064fae608 More memory for the foxes, to ensure we avoid short loops Neil Muller <drnlmuller@gmail.com> parents: 146 diff changeset	302 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	303 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	304 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	305 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	306 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	307 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	308 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	309 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	310 blocked = True
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	311 if fox.pos in moves:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	312 moves.remove(fox.pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	313 if blocked:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	314 # 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	315 final_pos = None
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	316 min_cost = 1000
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	317 for poss in moves:
82 bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	318 cost = self._cost_tile(poss, gameboard)
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	319 if cost < min_cost:
bf28f499c6b4 Tweak fox avoidance behaviour Neil Muller <drnlmuller@gmail.com> parents: 72 diff changeset	320 min_cost = cost
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	321 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	322 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	323 # 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	324 return self.pos
72 aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	325 if gameboard.in_bounds(final_pos):
aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	326 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	327 else:
aa4bd93575d9 Fix some bound checking and tweak movement costs Neil Muller <drnlmuller@gmail.com> parents: 71 diff changeset	328 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	329 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	330 # 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	331 self.landmarks.append(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	332 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	333 self._dig(final_pos)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	334 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	335 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	336 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	337 self.last_steps.pop(0)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	338 return final_pos
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	339
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	340 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	341 """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	342 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	343 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	344
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	345 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	346 """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	347 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	348 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	349 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	350
28 ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	351 def move(self, gameboard):
ac3a74352b74 Change animal.py to four space indents. Simon Cross <hodgestar@gmail.com> parents: 25 diff changeset	352 """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	353 chicken"""
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	354 if self.dig_pos:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	355 if self.tick:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	356 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	357 # 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	358 # 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	359 # 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	360 # 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	361 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	362 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	363 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	364 return
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	365 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	366 # 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	367 self._make_hole(gameboard)
70 d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	368 return
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	369 if self.hunting:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	370 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	371 else:
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	372 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	373 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	374 self._fix_face(final_pos)
d92a2f973cc4 Make foxes move 'better' and break fences Neil Muller <drnlmuller@gmail.com> parents: 53 diff changeset	375 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	376
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	377 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	378 """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	379
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	380 STEALTH = 60
130 96c5ef7613b5 NINJA FOXES! Jeremy Thurgood <firxen@gmail.com> parents: 125 diff changeset	381 IMAGE_FILE = 'sprites/ninja_fox.png'
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	382
92 bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	383 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	384 """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	385
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	386 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	387 """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	388
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	389 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	390 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	391 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	392
bea1b9364583 Refactor Fox so we can have different types. Add a greedy fox Neil Muller <drnlmuller@gmail.com> parents: 84 diff changeset	393 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	394 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	395 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	396 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	397 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	398 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	399 self.last_steps = []
114 4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	400
4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	401 def visible(watcher, watchee):
4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	402 roll = random.randint(1, 100)
4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	403 distance = watcher.pos.dist(watchee.pos) - 1
4c2fbab20abe Foxes are stealthy now. Jeremy Thurgood <firxen@gmail.com> parents: 109 diff changeset	404 return roll > watchee.STEALTH + 10*distance

Mercurial > rinkhals

annotate gamelib/animal.py @ 163:0d6e23dcd3af