// **********************************************************************************************************************************************************************************
// Form and Controller Initializations
// **********************************************************************************************************************************************************************************
public asteroidarena()
{
InitializeComponent(); // Initialize form
spc = new SpriteController(); // Initialize Sprite Controller
sndc = new SoundController(); // Initialize Sound Controller
// Initialize Background controller and set the background image
bg = new BackGroundController(@"Graphics\nebulastartscreen.png", pictureMain.Width, pictureMain.Height);
bg.SetWindow(0, 0, pictureMain.Width, pictureMain.Height);
this.pictureMain.MouseDown += new System.Windows.Forms.MouseEventHandler(this.pictureMain_Down); // Handle mouse clicks
ScoreBoardDefinitions(); // Intialize Scoreboard
SpriteDefinitions(); // Intialize Sprites
SoundDefinitions(); // Intialize Sound
new Task(EventLoop).Start(); // Start Game Event Loop
}
// **********************************************************************************************************************************************************************************
// Game Event Loop
// **********************************************************************************************************************************************************************************
private void EventLoop()
{
long screenrefresh_timer = 0;
long keyboardrefresh_timer = 0;
long fps_timer = 0;
long seconds_left; // How long the match lasts
long ms = Stopwatch.Frequency / 1000; // Precalculate timers for better speed
long scntm;
long keytm = ms * 50; // Check Keyboard every 50ms
long fpstm = ms * 1000; // Show Scoreboard every second
if (frameLock) // Framelock?
{
scntm = ms * 1000 / 100; // Framelock 100fps
}
else
{
scntm = 0;
}
sw = Stopwatch.StartNew(); // Start high resolution timer
// Show Startup and countdown screens
Sprite.SetSpritesEnabled(false); // Show only background to start
pictureMain.Invalidate(); // Show the opening screen
while (waiting) // Wait for spacebar press
{
tm = sw.ElapsedTicks; // Get the current tick
if (keyboardrefresh_timer < tm) // Keyboard Check
{
CheckKeyboard();
keyboardrefresh_timer = tm + keytm;
}
}
scoreboardLocation = new RectangleF(pictureMain.Width / 2 - 50, pictureMain.Height / 2 - 100, 250, 250); // Location for countdown text
scoreboardFont = new Font("Lucida Sans", 100); // Font for Scoreboard text
scoreboardBrushes = System.Drawing.Brushes.Red; // Brush Color for scoreboard text
waiting = true;
seconds_left = 5; // 5 second count down
while (waiting) // Wait for count down
{
tm = sw.ElapsedTicks; // Get the current tick
if (fps_timer < tm) // Update scoreboard
{
scoreboard = seconds_left.ToString(); // Scoreboard text
pictureMain.Invalidate(); // Render text
if (seconds_left < 1)
{
waiting = false; // Check countdown finished
}
seconds_left--;
fps_timer = tm + fpstm;
}
}
seconds_left = 120; // 2 minute round
Sprite.SetSpritesEnabled(true); // Show the sprites to start the game
bg.SetBackground("Graphics\\nebula.png", pictureMain.Width, pictureMain.Height); // Change to game screen background
bg.SetWindow(0, 0, pictureMain.Width, pictureMain.Height);
scoreboardLocation = new RectangleF(pictureMain.Width / 2 - 150, 20, 300, 50); // Location for scoreboard text
scoreboardFont = new Font("Tahoma", 14); // Font for Scoreboard text
scoreboardBrushes = System.Drawing.Brushes.Chartreuse; // Brush Color for scoreboard text
scoreboard = "P1: " + player1_points + " P2: " + player2_points + " SL:" + seconds_left.ToString() + " " + fps.ToString() + "fps"; // Scoreboard text
// Main Game Loop
while (running)
{
tm = sw.ElapsedTicks; // Get the current tick
if (screenrefresh_timer < tm) // Screen Refresh
{
pictureMain.Invalidate();
screenrefresh_timer = tm + scntm;
}
if (keyboardrefresh_timer < tm) // Keyboard Check
{
CheckKeyboard();
keyboardrefresh_timer = tm + keytm;
}
if (fps_timer < tm) // Update scoreboard and FPS
{
fps = frames;
scoreboard = "P1: " + player1_points + " P2: " + player2_points + " SL:" + seconds_left.ToString() + " " + fps.ToString() + "fps"; // Scoreboard text
if (seconds_left < 0)
{
running = false; // Check if Game Over
}
seconds_left--;
frames = 0;
fps_timer = tm + fpstm;
}
}
// End the game!
scoreboard = "P1: " + player1_points + " P2: " + player2_points + " GAME OVER!"; // Scoreboard text
pictureMain.Invalidate();
sw.Stop(); // Stop the timer
System.Threading.Thread.Sleep(5000); // Allow Game Over screen for 5 sec.
Application.Restart(); // Restart the game
Environment.Exit(0); // Exit old application
}