public MyGame(ContentManager content, GraphicsDevice graphics)
{
this.content = content;
this.graphics = graphics;
rocket = new Rocket(graphics,content);
camera = new Camera(graphics.Viewport);
backgroundPosition = new Vector2(-graphics.Viewport.Width/2, -graphics.Viewport.Height/2);
pauseBgPosition = new Vector2(-graphics.Viewport.Width / 2, -graphics.Viewport.Height / 2);
healthTexture = content.Load<Texture2D>("health/health0");
asteroids = new List<Asteroid>();
background = new List<Texture2D>();
background2 = new List<Texture2D>();
bonus = new List<Bonus>();
r = new Random();
for (int i = 0; i < 5; i++)
{
Asteroid newasteroid = new Asteroid(content, graphics.Viewport,r.Next(0,3),r.Next(3,4),r.Next(-700,-300),r.Next(-700,-300),r.Next(-5,5),r.Next(-5,5),(float)(r.Next(1,2)/10));
asteroids.Add(newasteroid);
}
for (int i = 0; i <= 150; i++)
{
Texture2D backgroundTexture = content.Load<Texture2D>("gamebg/gamebg" + i);
background.Add(backgroundTexture);
}
currentBg = background[0];
pauseBg = content.Load<Texture2D>("pausebg");
pauseTexture = content.Load<Texture2D>("pause");
gameoverTexture = content.Load<Texture2D>("gameover");
font1 = content.Load<SpriteFont>("SpriteFont1");
bgsound1 = content.Load<Song>("audio/bgsound1");
crashsound = content.Load<SoundEffect>("audio/crash");
hitsound = content.Load<SoundEffect>("audio/hit");
MediaPlayer.Play(bgsound1);
MediaPlayer.IsRepeating = true;
}
public Game1.GameState Update(MouseState mouse, GameTime gametime)
{
int removeIndex = 0;
int removeBullet = 0;
int removeBonus = 0;
bool intersect = false;
bool intersectBonus = false;
Asteroid distroidAsteroid = null;
if (pause == false && gameover == false)
{
rocket.Update(mouse, background[0], backgroundPosition);
camera.Update(gametime, rocket,backgroundPosition,background[0]);
if (Keyboard.GetState().IsKeyDown(Keys.Escape) && lastKey.IsKeyUp(Keys.Escape))
{
pause = true;
}
//remove all the asteroids that need to be disappear
for (int i = 0; i < asteroids.Count; i++)
{
if (asteroids[i].remove)
{
score += (asteroids[i].randomshape - 2);
asteroids.RemoveAt(i);
i--;
}
}
//check the intersect of the asteroid and the bullets
foreach (Asteroid asteroid in asteroids)
{
asteroid.Update(background[0], backgroundPosition);
for (int i = 0; i < rocket.bullets.Count; i++)
{
if (IntersectPixel.intersectPixel(asteroid.asteroidRec, asteroid.textureData, rocket.bullets[i].bulletRec, rocket.bullets[i].textureData))
{
distroidAsteroid = asteroid;
asteroid.disapper = true;
removeBullet = i;
intersect = true;
crashsound.Play();
break;
}
}
if (intersect == true)
{
break;
}
removeIndex++;
}
// if any asteroid intersect with bullet, then remove the asteroid
if (intersect == true)
{
if (distroidAsteroid != null)
{
if (r.Next(0, 10) == 2)
{
Bonus newBonus = new Bonus(content, graphics.Viewport, r.Next(0, 4), (int)distroidAsteroid.position.X, (int)distroidAsteroid.position.Y, r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
bonus.Add(newBonus);
}
if (distroidAsteroid.randomshape > 3)
{
if (distroidAsteroid.distroid.A == 255)
{
Asteroid newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 4), distroidAsteroid.randomshape - 1, (int)distroidAsteroid.position.X, (int)distroidAsteroid.position.Y, r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
asteroids.Add(newasteroid);
newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 4), distroidAsteroid.randomshape - 1, (int)distroidAsteroid.position.X, (int)distroidAsteroid.position.Y, r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
asteroids.Add(newasteroid);
}
}
rocket.bullets.RemoveAt(removeBullet);
}
}
//check if the rocket intersect with asteroid
foreach (Asteroid asteroid in asteroids)
{
if (IntersectPixel.intersectPixel(asteroid.asteroidRec, asteroid.textureData, rocket.rocketRectangle, rocket.textureData) && asteroid != lastIntersectAsteroid)
{
rocket.health -= 10;
lastIntersectAsteroid = asteroid;
hitsound.Play();
break;
}
}
//check if the rocket intersect with asteroid
foreach (Bonus bounsitem in bonus)
{
bounsitem.Update(background[0], backgroundPosition);
if (IntersectPixel.intersectPixel(bounsitem.bonusRec, bounsitem.textureData, rocket.rocketRectangle, rocket.textureData))
{
switch (bounsitem.type)
{
case 0:
rocket.damageup++;
break;
case 1:
level++;
asteroids.Clear();
for (int i = 0; i < level + 4; i++)
{
Asteroid newasteroid;
if (level <= 4)
{
newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 3), r.Next(3, level + 3), r.Next(-700, -300), r.Next(-700, -300), r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
}
else
{
newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 3), r.Next(3, 7), r.Next(-700, -300), r.Next(-700, -300), r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
}
asteroids.Add(newasteroid);
}
break;
case 2:
rocket.life++;
break;
case 3:
rocket.tangentialVelocity += 1;
break;
}
intersectBonus = true;
break;
}
removeBonus++;
}
if (intersectBonus)
{
bonus.RemoveAt(removeBonus);
intersectBonus = false;
}
if (asteroids.Count == 0)
{
level++;
for (int i = 0; i < level+4; i++)
{
Asteroid newasteroid;
if (level <= 4)
{
newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 3), r.Next(3, level + 3), r.Next(-700, -300), r.Next(-700, -300), r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
}
else
{
newasteroid = new Asteroid(content, graphics.Viewport, r.Next(0, 3), r.Next(3, 7), r.Next(-700, -300), r.Next(-700, -300), r.Next(-5, 5), r.Next(-5, 5), (float)(r.Next(1, 2) / 10));
}
asteroids.Add(newasteroid);
}
}
currentFrame++;
if (currentFrame >= 150)
{
currentFrame = 0;
}
currentBg = background[currentFrame];
scorePosition = new Vector2((int)camera.center.X+20, (int)camera.center.Y +40);
levelPosition = new Vector2((int)camera.center.X + 20, (int)camera.center.Y + 80);
lifePosition = new Vector2((int)camera.center.X + 20, (int)camera.center.Y + 120);
healthRec = new Rectangle((int)camera.center.X + 20, (int)camera.center.Y + 400, rocket.health * 8, healthTexture.Height);
if (rocket.health <= 100 && rocket.health > 80)
{
healthTexture = content.Load<Texture2D>("health/health0");
}
else if (rocket.health < 80 && rocket.health > 60)
{
healthTexture = content.Load<Texture2D>("health/health1");
}
else if (rocket.health < 60 && rocket.health > 20)
{
healthTexture = content.Load<Texture2D>("health/health3");
}
else if (rocket.health < 20)
{
healthTexture = content.Load<Texture2D>("health/health2");
}
if (rocket.life == 1)
{
bg1volume = 0;
if (changesong == false)
{
bgsound1 = content.Load<Song>("audio/bgsound2");
MediaPlayer.Play(bgsound1);
MediaPlayer.IsRepeating = true;
changesong = true;
}
}
else if (rocket.life == 0)
{
gameover = true;
}
}
else if( pause )
{
pauseRec =new Rectangle((int)rocket.rocketPosition.X , (int)rocket.rocketPosition.Y -150,pauseTexture.Width,pauseTexture.Height);
if( Keyboard.GetState().IsKeyDown(Keys.Escape) && lastKey.IsKeyUp(Keys.Escape))
{
pause = false;
}
}
else if (gameover)
{
gameoverRec = new Rectangle((int)camera.center.X+20, (int)camera.center.Y+200, pauseTexture.Width, pauseTexture.Height);
}
lastKey = Keyboard.GetState();
return Game1.GameState.Playing;
}