public bool Computer_Collision(Paddle paddle)
{
//computer
if ((this.position.X <= paddle.position.X + paddle.size.X) && // left side
(this.position.Y + this.size.Y >= paddle.position.Y) && // top boundary
(this.position.Y <= paddle.position.Y + paddle.size.Y)) // bottom boundary
return true;
else
return false;
}
public newGameMulti(Game game, Paddle _computer_paddle, Paddle _player_paddle, Song _bgm, SoundEffect _p1, SoundEffect _p2, SoundEffect _ballhit, Ball _ball, GraphicsDeviceManager _graphics, SpriteBatch _spriteBatch, Texture2D _bgi)
: base(game)
{
computer_paddle = _computer_paddle;
player_paddle = _player_paddle;
//sourceRectpleft = _sourceRectpleft;
//sourceRectpright = _sourceRectpright;
bgm = _bgm;
p1 = _p1;
p2 = _p2;
ballhit = _ballhit;
ball = _ball;
graphics = _graphics;
spriteBatch = _spriteBatch;
bgi = _bgi;
}
public bool Corner_Collision(Paddle paddle)
{
// check if the ball hit the corner of a paddle in the kill shot zone
// assumes we have a collision, so this function should only be called if that is true
if (((this.position.Y + this.size.Y) <= (paddle.position.Y + Paddle.PADDLE_KILL_SHOT_FRACTION)) // upper corner
|| ((this.position.Y) >= (paddle.position.Y + paddle.size.Y - Paddle.PADDLE_KILL_SHOT_FRACTION))) // lower corner
return true;
else
return false;
}
//collision with paddle? could have combined these, but this is easier reading
public bool Player_Collision(Paddle paddle)
{
//player
if ((this.position.X + this.size.X >= paddle.position.X) && // right side
(this.position.Y + this.size.Y >= paddle.position.Y) && //top boundary
(this.position.Y < paddle.position.Y + paddle.size.Y)) //bottom boundary
return true;
else
return false;
}
public void Move(Paddle player, Paddle computer)
{
// Balls have more complex movement than paddles. If they hit top or bottom, invert Y velocity.
// If they hit a paddle, change velocity depending upon where on the paddle we hit
// If we the ball misses the paddle and falls off the right or left edge, increase the score of
// the other side, decrease this side's number of lives (if implemented), wait a second or two,
// put the ball back in the center, and give a random direction.
// We might also want (someday) to gradually increase velocity when the player hits the ball back.
// reset collision_occured when we cross centerline
// this avoids the odd case where we collide with the paddle while we are leaving the scene
if ((this.position.X > 350) && (this.position.X < 450)) this.collision_occured = false;
// check to see if we hit a paddle
if (Player_Collision(player) && this.collision_occured == false)
{
collision_occured = true;
playit = true;
// We hit a paddle; where did we hit?
// If normal, just invert velocity as appropriate, and leave with departure angle equal to attack angle
// If corner, hit a kill shot
if (Corner_Collision(player))
{
// kill shot
velocity = new Vector2((-this.velocity.X * 2), this.velocity.Y + rnd.Next(-1, 2));
}
else
{
// normal ball return; just invert X velocity; play with velocity just a bit
velocity = new Vector2(-this.velocity.X, rnd.Next(((int)this.velocity.Y - 1), ((int)this.velocity.Y + 2)));
}
}
else if (Computer_Collision(computer) && this.collision_occured == false)
{
collision_occured = true;// We hit a paddle; where did we hit?
playit = true;
// If normal, just invert velocity as appropriate, and leave with departure angle equal to attack angle
// If corner, hit a kill shot
if (Corner_Collision(computer))
{
// kill shot
velocity = new Vector2((-this.velocity.X * 2), this.velocity.Y);
}
else
{
// normal ball return; just invert X velocity
velocity = new Vector2(-this.velocity.X, rnd.Next(((int)this.velocity.Y - 1), ((int)this.velocity.Y + 2)));
}
}
//we might be at an edge, do the right thing if needed
// Check right boundary to see if we missed the paddle
else if (this.position.X + this.size.X + this.velocity.X > this.screenSize.X)
{
// Give the other guy a point
scoreComputer += 1;
// Play the paddle miss sound
//TODO
// Go again
Reset();
//
}
// Check left boundary to see if we missed the paddle
else if (this.position.X + this.velocity.X < 0)
{
// Give the other guy a point
scorePlayer += 1;
// Play the paddle miss sound
//TODO
// Go again
Reset();
}
// Check bottom boundary
else if (this.position.Y + this.size.Y + this.velocity.Y > this.screenSize.Y)
{
this.velocity = new Vector2(this.velocity.X, -this.velocity.Y);
}
// Check top boundary
else if (this.position.Y + this.velocity.Y < 0)
{
this.velocity = new Vector2(this.velocity.X, -this.velocity.Y);
};
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
Services.AddService(typeof(SpriteBatch), spriteBatch);
//Load the SoundEffect resources
// Load the SoundEffect resource
p1 = Content.Load<SoundEffect>("p1m");
p2 = Content.Load<SoundEffect>("p2m");
bgm = Content.Load<Song>("bgm");
ballhit = Content.Load<SoundEffect>("ball");
win1Scr=Content.Load<Texture2D>("p1win");
bgi = Content.Load<Texture2D>("bg-Recovered");
MediaPlayer.IsRepeating = true;
menuBack = Content.Load<Texture2D>("title");
menuTxt = Content.Load<Texture2D>("menu1");
menu = new MenuScreen(this, menuBack, menuTxt);
Components.Add(menu);
menu.Show();
winScrPl = new Win1Screen(this, win1Scr, spriteBatch);
Font1 = Content.Load<SpriteFont>("Courier New");
sourceRectpleft = new Rectangle(0, 0, 48, 124);
sourceRectpright = new Rectangle(0, 0, 48, 124);
sourceRectBall = new Rectangle(0, 0, 40, 40);
computer_paddle = new Paddle(Content.Load<Texture2D>("p1"), new Vector2(20,384), new Vector2(42, 124),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
player_paddle = new Paddle(Content.Load<Texture2D>("p2"), new Vector2(950,384), new Vector2(42, 124),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
ball = new Ball(Content.Load<Texture2D>("ballsprite"), new Vector2(384, 284), new Vector2(40, 40),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
newGameSingle1 = new newGameSingle(this, computer_paddle, player_paddle, bgm, p1, p2, ballhit, ball, graphics, spriteBatch, bgi);
newGameMulti1 = new newGameMulti(this, computer_paddle, player_paddle, bgm, p1, p2, ballhit, ball, graphics, spriteBatch, bgi);
// set the speed the objects will move
// the ball always starts in the middle and moves toward the player
ball.Reset();
computer_paddle.velocity = new Vector2(0, 2);
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
//Load the SoundEffect resources
// Load the SoundEffect resource
ballhit = Content.Load<SoundEffect>("ballhit");
killshothit = Content.Load<SoundEffect>("killshot");
paddlemiss = Content.Load<SoundEffect>("miss");
Font1 = Content.Load<SpriteFont>("Courier New");
computer_paddle = new Paddle(Content.Load<Texture2D>("left_paddle"), new Vector2(20f, 268f), new Vector2(24f, 64f),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
player_paddle = new Paddle(Content.Load<Texture2D>("right_paddle"), new Vector2(756f, 268f), new Vector2(24f, 64f),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
ball = new Ball(Content.Load<Texture2D>("small_ball"), new Vector2(384f, 284f), new Vector2(32f, 32f),
graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight);
// set the speed the objects will move
// the ball always starts in the middle and moves toward the player
ball.Reset();
computer_paddle.velocity = new Vector2(0, 2);
}