class Controller(viz.EventClass):
# Constructor
def __init__(self):
# base class constructor
viz.EventClass.__init__(self)
self.callback(viz.KEYDOWN_EVENT,
self.onKeyDown) # Callback for key press
self.callback(viz.TIMER_EVENT, self.onTimer) # Callback for timers
self.callback(viz.KEYUP_EVENT, self.onKeyUp)
#Creates memory for bullets and alien spawns
self.bulletlist = []
self.aliens = [None for x in range(0, 18)]
self.alienbullets = list()
# Default rotation for camera
self.theta = 50
#Booleans for keys pressed
self.leftUp = True
self.rightUp = True
self.Fire = False
self.start = False
self.pause = False
self.start = False #Checks whether the game has started
self.gameover = False
self.title = True
self.playerSpeed = .05
#Setup default camera view
self.view = viz.MainView
mat = viz.Matrix()
mat.postAxisAngle(1, 0, 0, self.theta)
mat.postTrans(0, 0, 0)
self.view.setMatrix(mat)
#Spawn the player
self.playerShip = Player()
self.playerShip.setPosition(0, 0, -.6)
self.power = 3
self.level = 1
self.speed = 1 / self.power
# Start timers
self.starttimer(1, .05, viz.FOREVER)
self.starttimer(2, .05, viz.FOREVER)
self.starttimer(3, .001, viz.FOREVER)
self.starttimer(4, self.speed, viz.FOREVER)
self.starttimer(5, .5, viz.FOREVER)
self.starttimer(6, .3, viz.FOREVER)
#Initialize these models far off screen so they can be copied, thus these models only load once
self.firstRed = Alien('red', modelLabel='redAlien.dae')
self.firstRed.setPosition(0, 2000, 0)
self.firstBlue = Alien('blue', modelLabel='blueAlien.dae')
self.firstBlue.setPosition(0, 2000, 0)
self.firstPurple = Alien('purple', modelLabel='tankAlien.dae')
self.firstPurple.setPosition(0, 2000, 0)
self.redbullet = Bullet(modelLabel='redBullet.dae')
self.redbullet.setPosition(0, 2000, 0)
self.greenbullet = Bullet(modelLabel='greenBullet.dae')
self.greenbullet.setPosition(0, 2000, 0)
self.firstOrange = Alien('orange', modelLabel='powerupAlien.dae')
self.firstOrange.setPosition(0, 2000, 0)
self.firstGreen = Alien('green', modelLabel='greenAlien.dae')
self.firstGreen.setPosition(0, 2000, 0)
#Boss object and where the boss can move
self.boss = None
self.bossRight = False
self.bossLeft = True
#Initial dynamic text strings
self.levelText = None
self.levelMsg = "Level: 1"
self.hpText = None
self.hpMsg = "HP: 1"
self.scoreText = None
self.scoreMsg = "Score: 0"
self.score = 0
#Spawn the title screen
self.titleScreen()
def spawnAliens(self):
# Spawns 3x6 aliens
print("LEVEL: " + str(self.level))
if self.level % 6 == 0: #Spawns a boss at every sixth level
self.boss = Alien('green',
model=self.firstGreen.clone(),
hp=self.power * 6)
self.boss.setPosition(0, 0, 1, scale=.0025 * 3)
self.speed = 1 / (self.power / 2)
viz.playSound('bossSpawn.wav')
elif not self.pause:
x = -.6
#Spawns a 3x6 wave of aliens, each alien spawn is random
for i in range(0, 6):
num = random.randint(0, 3)
if num == 0:
self.aliens[i] = Alien('blue',
model=self.firstBlue.clone(),
hp=3)
elif num == 1:
self.aliens[i] = Alien('red', model=self.firstRed.clone())
elif num == 2:
self.aliens[i] = Alien('purple',
model=self.firstPurple.clone(),
hp=3)
elif num == 3:
self.aliens[i] = Alien('orange',
model=self.firstOrange.clone(),
hp=2)
self.aliens[i].setPosition(x, 0, 1)
x += .25
x = -.6
for i in range(6, 12):
num = random.randint(0, 3)
if num == 0:
self.aliens[i] = Alien('blue',
model=self.firstBlue.clone(),
hp=3)
elif num == 1:
self.aliens[i] = Alien('red', model=self.firstRed.clone())
elif num == 2:
self.aliens[i] = Alien('purple',
model=self.firstPurple.clone(),
hp=3)
elif num == 3:
self.aliens[i] = Alien('orange',
model=self.firstOrange.clone(),
hp=2)
self.aliens[i].setPosition(x, 0, .75)
x += .25
x = -.6
for i in range(12, 18):
num = random.randint(0, 3)
if num == 0:
self.aliens[i] = Alien('blue',
model=self.firstBlue.clone(),
hp=3)
elif num == 1:
self.aliens[i] = Alien('red', model=self.firstRed.clone())
elif num == 2:
self.aliens[i] = Alien('purple',
model=self.firstPurple.clone(),
hp=3)
elif num == 3:
self.aliens[i] = Alien('orange',
model=self.firstOrange.clone(),
hp=2)
self.aliens[i].setPosition(x, 0, .5)
x += .25
viz.playSound('newWave.wav')
def onKeyDown(self, key):
#Movement keys
if key == 'a' or key == viz.KEY_LEFT:
self.leftUp = False
if key == 'd' or key == viz.KEY_RIGHT:
self.rightUp = False
if key == "p": #Pause button
if self.pause and not self.gameover:
self.pause = False
else:
self.pause = True
# Default Camera
if key == '1':
self.theta = 50
mat = viz.Matrix()
mat.postTrans(0, 0, -2)
mat.postAxisAngle(1, 0, 0, self.theta)
self.view.setMatrix(mat)
# Top Down View
if key == '2':
self.theta = 90
mat = viz.Matrix()
mat.postAxisAngle(1, 0, 0, self.theta)
mat.postTrans(0, 2, 0)
self.view.setMatrix(mat)
# Side View
if key == '3':
self.theta = 90
mat = viz.Matrix()
mat.postAxisAngle(0, 1, 0, self.theta)
mat.postTrans(-1.5, 0, 0)
self.view.setMatrix(mat)
# Side View
if key == '4':
self.theta = 270
mat = viz.Matrix()
mat.postAxisAngle(0, 1, 0, self.theta)
mat.postTrans(1.5, 0, 0)
self.view.setMatrix(mat)
#Player fires
if key == " " and self.Fire and not self.pause:
b = Bullet(model=self.greenbullet.clone())
b.setPosition(self.playerShip.getX() - .02,
self.playerShip.getY() + .02, self.playerShip.getZ())
self.bulletlist.append(b)
self.Fire = False
viz.playSound('laser.wav')
if key == 'q':
self.title = False
print(self.title)
if key == viz.KEY_RETURN:
if not self.start: #Change out the text on screen, disable the start text and setup dynamic text for the first time
self.start = True
self.description.remove()
self.spawnAliens()
self.levelMsg = "Level: 1"
self.levelText = viz.addText(self.levelMsg,
viz.SCREEN,
pos=[.15, .95, 0])
self.levelText.fontSize(33)
self.hpText = viz.addText(self.hpMsg,
viz.SCREEN,
pos=[.8, .95, 0])
self.hpText.fontSize(33)
self.scoreText = viz.addText(self.scoreMsg,
viz.SCREEN,
pos=[.45, .95, 0])
self.scoreText.fontSize(33)
def onKeyUp(self, key):
#Controls booleans for key presses, reactions are done by timers
if key == "a" or key == viz.KEY_LEFT:
self.leftUp = True
if key == "d" or key == viz.KEY_RIGHT:
self.rightUp = True
if key == " ":
self.fire = False
def onTimer(self, num):
if num == 1 and not self.pause: # Moves the player left/right and controls the rotation of the ship
if not self.leftUp and self.playerShip.canGoLeft(-0.25):
self.playerShip.setPosition(
self.playerShip.getX() - self.playerSpeed,
self.playerShip.getY(), self.playerShip.getZ())
if self.playerShip.theta < 45 or self.playerShip.theta >= 315:
self.playerShip.rotate(9)
if not self.rightUp and self.playerShip.canGoRight(0.25):
self.playerShip.setPosition(
self.playerShip.getX() + self.playerSpeed,
self.playerShip.getY(), self.playerShip.getZ())
if self.playerShip.theta > 315 and self.playerShip.theta <= 360 or self.playerShip.theta <= 45:
self.playerShip.rotate(351)
if num == 2 and not self.pause: #Controls passive rotation for if the player is not actively pressing buttons
if self.leftUp and self.rightUp:
if self.playerShip.theta <= 45 and self.playerShip.theta >= 0:
self.playerShip.rotate(351)
if self.playerShip.theta >= 315:
self.playerShip.rotate(9)
if num == 3 and not self.pause:
#Move bullet
for bullet in self.bulletlist:
x = bullet.getX()
vx = bullet.getVX()
y = bullet.getY()
vy = bullet.getVY()
z = bullet.getZ()
vz = bullet.getVZ()
bullet.setPosition(x + vx, y + vy, z + vz)
#Deallocate bullets
if (bullet.getZ() > 2):
bullet.delete()
self.bulletlist.remove(bullet)
# Check bullet to alien collison
deadaliens = 0
for alien in self.aliens:
if alien != None:
if bullet.getX() > alien.getX() - .1 and bullet.getX(
) < alien.getX() + .1 and bullet.getZ() > alien.getZ(
) - .1 and bullet.getZ() < alien.getZ() + .1:
bullet.delete()
self.bulletlist.remove(bullet)
alien.damage()
viz.playSound('alienHit.wav')
if alien.getHP() <= 0:
alien.delete()
deadalien = self.aliens.index(alien)
self.aliens[deadalien] = None
deadaliens += 1
if alien.getColor(
) == 'orange': #Orange aliens death triggers a powerup
self.playerShip.powerUp()
self.updateHPText()
viz.playSound('powerup.wav')
else:
viz.playSound('explosion.wav')
self.score += 100
self.updateScoreText()
else:
deadaliens += 1
if self.boss != None: #Check if boss alien is hit
if bullet.getX() > self.boss.getX() - .3 and bullet.getX(
) < self.boss.getX() + .3 and bullet.getZ(
) > self.boss.getZ() - .3 and bullet.getZ(
) < self.boss.getZ() + .3:
bullet.delete()
self.bulletlist.remove(bullet)
self.boss.damage()
viz.playSound('alienHit.wav')
if self.boss.getHP() <= 0:
self.boss.delete()
self.boss = None
viz.playSound('explosion.wav')
self.score += 100
self.updateScoreText()
#Check to see if current wave is complete
if len(self.aliens) == deadaliens and self.boss == None:
self.power += 1
self.level += 1
self.updateLevelText()
self.speed = 1 / self.power
viz.killtimer(4)
self.starttimer(4, self.speed, viz.FOREVER)
self.spawnAliens()
# TRANSLATE ALIEN BULLET
for bullet in self.alienbullets:
x = bullet.getX()
vx = bullet.getVX()
y = bullet.getY()
vy = bullet.getVY()
z = bullet.getZ()
vz = bullet.getVZ()
bullet.setPosition(x - vx, y - vy, z - vz)
if (bullet.getZ() < -.8):
bullet.delete()
self.alienbullets.remove(bullet)
if bullet.getX() > self.playerShip.getX() - .1 and bullet.getX(
) < self.playerShip.getX() + .1 and bullet.getZ(
) > self.playerShip.getZ() - .1 and bullet.getZ(
) < self.playerShip.getZ() + .1:
bullet.delete()
self.alienbullets.remove(bullet)
self.playerShip.damage(math.floor(self.power / 2))
viz.playSound('playerHit.wav')
if self.playerShip.getHP() <= 0:
#GAME OVER
self.gameover = True
self.pause = True
self.playerShip.delete()
viz.playSound('playerDead.wav')
self.updateHPText()
if num == 4 and not self.pause:
# Move aliens down the Z axis
for alien in self.aliens:
if alien != None:
alien.setPosition(alien.getX(), alien.getY(),
alien.getZ() - .001, alien.getScale())
if self.playerShip.getX() + .04 > alien.getX(
) - .1 and self.playerShip.getX() - .04 < alien.getX(
) + .1 and self.playerShip.getZ() + .06 > alien.getZ(
) - .1 and self.playerShip.getZ() - .06 < alien.getZ() + .1:
self.playerShip.damage(1)
if self.playerShip.getHP() <= 0:
#GAME OVER
self.gameover = True
self.pause = True
self.playerShip.delete()
viz.playSound('collision.wav')
self.updateHPText()
if alien.isOffScreen(
): #Translate aliens back if off screen
alien.setPosition(alien.getX(), alien.getY(), 1,
alien.getScale())
if self.boss != None:
#Move the boss around, the boss moves left right on the X axis instead of foward on the Z
if self.boss.getX() > -1 and self.bossLeft:
self.boss.setPosition(self.boss.getX() - .001,
self.boss.getY(), self.boss.getZ(),
self.boss.getScale())
else:
self.bossLeft = False
if self.boss.getX() < 1 and not self.bossLeft:
self.boss.setPosition(self.boss.getX() + .001,
self.boss.getY(), self.boss.getZ(),
self.boss.getScale())
else:
self.bossLeft = True
if self.playerShip.getX() + .04 > self.boss.getX(
) - .1 and self.playerShip.getX() - .04 < self.boss.getX(
) + .1 and self.playerShip.getZ() + .06 > self.boss.getZ(
) - .1 and self.playerShip.getZ() - .06 < self.boss.getZ() + .1:
self.playerShip.damage(1)
if self.playerShip.getHP() <= 0:
self.playerShip.delete()
viz.playSound('explosion.wav')
self.updateHPText()
if self.boss.isOffScreen():
self.boss.setPosition(self.boss.getX(), self.boss.getY(),
1, self.boss.getScale())
if num == 5 and not self.pause:
for alien in self.aliens:
if alien != None:
if alien.getColor() == 'red' or alien.getColor(
) == 'purple' or alien.getColor(
) == 'green': #Only red and purple ships can fire
index = self.aliens.index(
alien
) #Get the index of the current ship in our list
#Checks for whether a ship exists in the two spots in front, False = No Ship, True = Ship Exists
checkOne = False
checkTwo = False
if index < 6:
if self.aliens[index + 6] != None:
checkOne = True
if self.aliens[index + 12] != None:
checkTwo = True
elif index < 12:
if self.aliens[index + 6] != None:
checkOne = True
# FIRES ALIEN BULLETS, THESE CHECKS ARE REQUIRED TO ALLOW A SHIP TO FIRE, alien cannot fire if there is another ship in front of it
if not checkOne and not checkTwo and self.playerShip.getX(
) <= alien.getX() + .1 and self.playerShip.getX(
) >= alien.getX() - .1 and not self.pause:
b = Bullet(model=self.redbullet.clone())
b.setTheta(180)
b.setPosition(alien.getX(), alien.getY(),
alien.getZ())
self.alienbullets.append(b)
viz.playSound('laser.wav')
if self.boss != None:
#The boss fires three bullets, one straight ahead and two at an angle
b = Bullet(model=self.redbullet.clone())
b.setTheta(180)
b.setPosition(self.boss.getX(), self.boss.getY(),
self.boss.getZ(), 0)
self.alienbullets.append(b)
b = Bullet(model=self.redbullet.clone())
b.setTheta(180)
b.setVXVY(.02, 0, .02)
b.setPosition(self.boss.getX(), self.boss.getY(),
self.boss.getZ())
self.alienbullets.append(b)
b = Bullet(model=self.redbullet.clone())
b.setTheta(180)
b.setVXVY(-.02, 0, .02)
b.setPosition(self.boss.getX(), self.boss.getY(),
self.boss.getZ(), 90)
self.alienbullets.append(b)
viz.playSound('laser.wav')
if num == 6: #Allow player to fire
self.Fire = True
#Setup all possible dynamically changing text boxes
def updateHPText(self):
self.hpMsg = "HP: " + str(int(self.playerShip.getHP()))
self.hpText.remove()
self.hpText = viz.addText(self.hpMsg, viz.SCREEN, pos=[.8, .95, 0])
self.hpText.fontSize(33)
def updateLevelText(self):
self.levelText.remove()
self.levelMsg = "Level: " + str(self.level)
self.levelText = viz.addText(self.levelMsg,
viz.SCREEN,
pos=[.15, .95, 0])
self.levelText.fontSize(33)
def updateScoreText(self):
self.scoreText.remove()
self.scoreMsg = "Score: " + str(self.score)
self.scoreText = viz.addText(self.scoreMsg,
viz.SCREEN,
pos=[.45, .95, 0])
self.scoreText.fontSize(33)
def titleScreen(self):
#Commands to setup the title screen
self.description = viz.addText3D(
'Make a last stand against an endless alien attack \n\n' +
'Use the A and D keys or left and right keys to move ship\n\n' +
'Press the spacebar to fire \n\n' +
'There are 5 different types of aliens\n\n' +
'Red: Shoots back at player\n\n' +
'Blue: Tank takes 3 hits to kill \n\n' +
'Purple: Has both the Blue and Red alien abilities\n\n' +
'Orange: Gives players an extra hitpoint when hit\n\n' +
'Green: Boss alien which will be a challenge to defeat\n\n' +
'Press enter when you are ready to begin!')
self.description.font('Comic Sans MS') #Best font
self.description.alignment(viz.ALIGN_CENTER)
mat = viz.Matrix()
mat.postScale(.05, .05, .05)
mat.postAxisAngle(1, 0, 0, self.theta)
mat.postTrans(0, .3, -.1)
self.description.setMatrix(mat)
