|
| 1 | +import turtle |
| 2 | +import time |
| 3 | + |
| 4 | +screen = turtle.Screen() |
| 5 | + |
| 6 | +def gameloop(): |
| 7 | + p1.clear() |
| 8 | + p2.clear() |
| 9 | + |
| 10 | + p1.move() |
| 11 | + for b in p1.bullets: |
| 12 | + b.move() |
| 13 | + |
| 14 | + p2.move() |
| 15 | + for b in p2.bullets: |
| 16 | + b.move() |
| 17 | + |
| 18 | + p1.turtle.fd(1) |
| 19 | + p2.turtle.fd(1) |
| 20 | + |
| 21 | + p1.drawShip() |
| 22 | + for b in p1.bullets: |
| 23 | + b.drawBullet() |
| 24 | + |
| 25 | + p2.drawShip() |
| 26 | + for b in p2.bullets: |
| 27 | + b.drawBullet() |
| 28 | + |
| 29 | + if p1.isAccelerating: |
| 30 | + p1.speed += 1 |
| 31 | + p1.turtle.fd(p1.speed) |
| 32 | + |
| 33 | + if p2.isAccelerating: |
| 34 | + p2.speed += 1 |
| 35 | + p2.turtle.fd(p2.speed) |
| 36 | + |
| 37 | + turtle.update() # refresh screen |
| 38 | + screen.ontimer(gameloop, 20) |
| 39 | + |
| 40 | +def wPressed(): |
| 41 | + p1.isAccelerating = True |
| 42 | + |
| 43 | +def wReleased(): |
| 44 | + p1.isAccelerating = False |
| 45 | + |
| 46 | +def upArrowPressed(): |
| 47 | + p2.isAccelerating = True |
| 48 | + |
| 49 | +def upArrowReleased(): |
| 50 | + p2.isAccelerating = False |
| 51 | + |
| 52 | +class Player: |
| 53 | + MAX_SPEED = 10 |
| 54 | + ROTATION_SPEED = 5 |
| 55 | + MAX_BULLETS = 10 |
| 56 | + |
| 57 | + def __init__(self, color, position, heading): |
| 58 | + self.isAlive = True |
| 59 | + self.isReadyToFire = True |
| 60 | + self.isAccelerating = False |
| 61 | + self.isTurningLeft = False |
| 62 | + self.isTurningRight = False |
| 63 | + self.speed = 0 |
| 64 | + self.color = color |
| 65 | + self.turtle = turtle.Turtle() |
| 66 | + self.turtle.ht() |
| 67 | + self.turtle.speed(0) |
| 68 | + self.turtle.setpos(position) |
| 69 | + self.turtle.setheading(heading) |
| 70 | + self.bullets = list() |
| 71 | + |
| 72 | + def move(self): |
| 73 | + # Rotate |
| 74 | + if self.isTurningLeft: |
| 75 | + self.turtle.left(Player.ROTATION_SPEED) |
| 76 | + if self.isTurningRight: |
| 77 | + self.turtle.right(Player.ROTATION_SPEED) |
| 78 | + |
| 79 | + # Accelerate |
| 80 | + if self.isAccelerating: |
| 81 | + self.speed += 0.5 |
| 82 | + else: |
| 83 | + self.speed -= 0.5 |
| 84 | + |
| 85 | + if self.speed > Player.MAX_SPEED: |
| 86 | + self.speed = Player.MAX_SPEED |
| 87 | + elif self.speed < 0: |
| 88 | + self.speed = 0 |
| 89 | + |
| 90 | + # Move Forward |
| 91 | + self.turtle.fd(self.speed) |
| 92 | + |
| 93 | + def fire(self): |
| 94 | + if not self.isAlive : return |
| 95 | + |
| 96 | + self.bullets.append(Bullet(self)) |
| 97 | + if len(self.bullets) > Player.MAX_BULLETS: |
| 98 | + self.bullets[0].turtle.clear() |
| 99 | + self.bullets.pop(0) |
| 100 | + |
| 101 | + def clear(self): |
| 102 | + self.turtle.clear() |
| 103 | + for b in self.bullets: |
| 104 | + b.turtle.clear() |
| 105 | + |
| 106 | + def drawShip(self): |
| 107 | + if not self.isAlive : return |
| 108 | + |
| 109 | + t = self.turtle |
| 110 | + startPos = t.pos() |
| 111 | + startHeading = t.heading() |
| 112 | + |
| 113 | + # DRAW BODY |
| 114 | + t.fillcolor(self.color) |
| 115 | + t.pencolor(self.color); |
| 116 | + t.begin_fill() |
| 117 | + t.pu() |
| 118 | + t.fd(15) |
| 119 | + t.pd() |
| 120 | + t.rt(30 + 120) |
| 121 | + t.fd(40) |
| 122 | + t.rt(120) |
| 123 | + t.fd(40) |
| 124 | + t.rt(120) |
| 125 | + t.fd(40) |
| 126 | + t.end_fill() |
| 127 | + |
| 128 | + # RESET TURTLE |
| 129 | + t.pu() |
| 130 | + t.setpos(startPos) |
| 131 | + t.setheading(startHeading) |
| 132 | + |
| 133 | + # DRAW COCKPIT |
| 134 | + t.fillcolor("black") |
| 135 | + t.pencolor("black"); |
| 136 | + t.begin_fill() |
| 137 | + t.pu() |
| 138 | + t.fd(3) |
| 139 | + t.lt(90) |
| 140 | + t.pd() |
| 141 | + t.circle(6) |
| 142 | + t.end_fill() |
| 143 | + |
| 144 | + # RESET TURTLE |
| 145 | + t.pu() |
| 146 | + t.setpos(startPos) |
| 147 | + t.setheading(startHeading) |
| 148 | + |
| 149 | +class Bullet: |
| 150 | + SPEED = 100 |
| 151 | + |
| 152 | + def __init__(self, owner): |
| 153 | + self.owner = owner |
| 154 | + self.turtle = turtle.Turtle() |
| 155 | + self.turtle.ht() |
| 156 | + self.turtle.speed(0) |
| 157 | + self.turtle.setpos(owner.turtle.pos()) |
| 158 | + self.turtle.setheading(owner.turtle.heading()) |
| 159 | + |
| 160 | + def move(self): |
| 161 | + steps = 10 |
| 162 | + stepSpeed = Bullet.SPEED / steps |
| 163 | + |
| 164 | + if self.owner == p1 : enemy = p2 |
| 165 | + else : enemy = p1 |
| 166 | + |
| 167 | + for i in range(steps): |
| 168 | + self.turtle.fd(stepSpeed) |
| 169 | + |
| 170 | + if self.hittest(enemy) : |
| 171 | + print("Game Over!") |
| 172 | + enemy.isAlive = False |
| 173 | + |
| 174 | + def hittest(self, other): |
| 175 | + return self.turtle.distance(other.turtle) < 10 |
| 176 | + |
| 177 | + def drawBullet(self): |
| 178 | + t = self.turtle |
| 179 | + startPos = t.pos() |
| 180 | + startHeading = t.heading() |
| 181 | + t.fillcolor("white") |
| 182 | + t.pencolor("white") |
| 183 | + t.begin_fill() |
| 184 | + t.pd() |
| 185 | + t.fd(1) |
| 186 | + t.lt(90) |
| 187 | + t.circle(2) |
| 188 | + t.end_fill() |
| 189 | + |
| 190 | + t.pu() |
| 191 | + t.setpos(startPos) |
| 192 | + t.setheading(startHeading) |
| 193 | + |
| 194 | +# Player 1 Event Handlers |
| 195 | +def wPressed(): p1.isAccelerating = True |
| 196 | +def wReleased(): p1.isAccelerating = False |
| 197 | +def aPressed(): p1.isTurningLeft = True |
| 198 | +def aReleased(): p1.isTurningLeft = False |
| 199 | +def dPressed(): p1.isTurningRight = True |
| 200 | +def dReleased(): p1.isTurningRight = False |
| 201 | +def spacePressed() : |
| 202 | + if p1.isReadyToFire : |
| 203 | + p1.fire() |
| 204 | + p1.isReadyToFire = False |
| 205 | +def spaceReleased() : p1.isReadyToFire = True |
| 206 | + |
| 207 | +# Player 2 Event Handlers |
| 208 | +def upArrowPressed(): p2.isAccelerating = True |
| 209 | +def upArrowReleased(): p2.isAccelerating = False |
| 210 | +def leftArrowPressed(): p2.isTurningLeft = True |
| 211 | +def leftArrowReleased(): p2.isTurningLeft = False |
| 212 | +def rightArrowPressed(): p2.isTurningRight = True |
| 213 | +def rightArrowReleased(): p2.isTurningRight = False |
| 214 | +def mouseClicked(x, y): p2.fire() |
| 215 | + |
| 216 | +screen.bgcolor("black") |
| 217 | + |
| 218 | +p1 = Player("blue", (-200, -200), 90) |
| 219 | +p2 = Player("red", (200, 200), 270) |
| 220 | + |
| 221 | +p1.turtle.fd(p1.speed) |
| 222 | +p2.turtle.fd(p2.speed) |
| 223 | + |
| 224 | +turtle.tracer(0, 0) # disable automatic screen refreshing |
| 225 | + |
| 226 | +# Player 1 Event Listeners |
| 227 | +screen.onkeypress(wPressed, "w") |
| 228 | +screen.onkeyrelease(wReleased, "w") |
| 229 | +screen.onkeypress(aPressed, "a") |
| 230 | +screen.onkeyrelease(aReleased, "a") |
| 231 | +screen.onkeypress(dPressed, "d") |
| 232 | +screen.onkeyrelease(dReleased, "d") |
| 233 | +screen.onkeypress(spacePressed, "space") |
| 234 | +screen.onkeyrelease(spaceReleased, "space") |
| 235 | + |
| 236 | +# Player 2 Event Listeners |
| 237 | +screen.onkeypress(upArrowPressed, "Up") |
| 238 | +screen.onkeyrelease(upArrowReleased, "Up") |
| 239 | +screen.onkeypress(leftArrowPressed, "Left") |
| 240 | +screen.onkeyrelease(leftArrowReleased, "Left") |
| 241 | +screen.onkeypress(rightArrowPressed, "Right") |
| 242 | +screen.onkeyrelease(rightArrowReleased, "Right") |
| 243 | +screen.onclick(mouseClicked) |
| 244 | + |
| 245 | +screen.listen() |
| 246 | + |
| 247 | +gameloop() |
| 248 | + |
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