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tank.py
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tank.py
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import pyglet as _pyglet
from vector import Vector as _Vector
TANK_IMAGE = "ant.png"
class Tank(_pyglet.sprite.Sprite):
image = _pyglet.resource.image(TANK_IMAGE)
image.anchor_x = image.width/2
image.anchor_y = image.height/2
def __init__(self,parent_window, pos, batch=None):
super(Tank, self).__init__(Tank.image, pos[0], pos[1], batch=batch)
self.scale = 0.5
self.radius = Tank.image.width/2 * self.scale
self.pos = _Vector(pos[0], pos[1], True)
self.ltrack = 0
self.rtrack = 0
self.rrate = 30
self.speed = 20
self.look_vector = _Vector(0, 10)
self.parent_window = parent_window
self.score = 0
def update(self, dt):
r_rate = (self.rtrack - self.ltrack ) * self.rrate
self.look_vector.magnitude = (self.rtrack+self.ltrack)/2 * self.speed
self.look_vector.angle += r_rate
self.rotation = 90 - self.look_vector.angle
self.pos[0] += self.look_vector[0] * dt
self.pos[1] += self.look_vector[1] * dt
self.x = self.pos.x
self.y = self.pos.y
# Clamping/wrapping
if self.pos.x > self.parent_window.width: self.pos.x = 0
if self.pos.x < 0: self.pos.x = self.parent_window.width
if self.pos.y > self.parent_window.height: self.pos.y = 0
if self.pos.y < 0: self.pos.y = self.parent_window.height
def collidesWith(self, obj):
if (obj.pos-self.pos).magnitude < (obj.radius+self.radius):
return True
else:
return False
def getClosestFood(self, food):
closest = None
for f in food:
if closest==None or (self.pos-f.pos).magnitude < (self.pos-closest).magnitude:
closest = f.pos
return closest