static void Main()
{
// Setup playable area
Console.Title = "Falling Rocks";
Console.CursorVisible = false;
Console.WindowHeight = boardHeight + 2;
Console.BufferHeight = boardHeight + 2;
Console.WindowWidth = boardWidth;
Console.BufferWidth = boardWidth;
// First draw
Console.BackgroundColor = ConsoleColor.Black;
Console.Clear();
ClearBoard();
DrawBoard();
DrawGround();
DrawScore();
// Initialize screen elements
ScreenElement dwarf = new ScreenElement("\x1B\x02\x1A", (byte)(boardWidth / 2), (byte)(boardHeight - 2));
Enemy.lastID = maxRocks; // Set lastID to the end of the array, on next spawn call the index will roll over
for (int i = 0; i < maxRocks; i++)
{
rocks[i] = new Enemy(); // Fill array with dead elements
}
// Initialize clock
Stopwatch timer = new Stopwatch();
timer.Start();
TimeSpan frameLast = new TimeSpan(0);
TimeSpan frameThis = new TimeSpan();
double lastSpawn = 0.0; // Last time an enemy was spawned
int lastSeeker = 0; // Last score a seeker was spawned
// Game loop
ConsoleKeyInfo pressedKey;
bool escapePressed = false;
while (true)
{
frameThis = timer.Elapsed;
// Process input
if (Console.KeyAvailable)
{
pressedKey = Console.ReadKey(true);
switch (pressedKey.Key)
{
case ConsoleKey.LeftArrow:
dwarf.MoveLeft();
break;
case ConsoleKey.RightArrow:
dwarf.MoveRight();
break;
case ConsoleKey.Escape:
escapePressed = true;
break;
default:
break;
}
// Escape is used to terminate
if (escapePressed)
{
break;
}
}
// Process enemies
double elapsed = frameThis.TotalMilliseconds - frameLast.TotalMilliseconds; // Calculate elapsed time
if (frameThis.TotalMilliseconds > lastSpawn + (500 - frameLast.TotalMilliseconds * 0.0055))
{ // Rocks spawn at an increasing rate,
SpawnRock(frameThis.TotalMilliseconds); // reaching peak at 90 seconds
lastSpawn = frameThis.TotalMilliseconds; // (spawning every tick, if possible)
}
// Seeker spawnrate peaks at 90 seconds, which theretically should mean regular intervals,
// however enemy movement speed is out of phase (peaking at 60 seconds), meaning fewer
// seekers up to 60 seconds and more seekers later.
if (score - lastSeeker > (100 + frameLast.TotalMilliseconds / 225))
{
lastSeeker = score;
SpawnSeeker(frameThis.TotalMilliseconds, (byte)(dwarf.Left + 1));
}
UpdateRocks(elapsed); // Make 'em fall
frameLast = frameThis;
// Commit elements and render board
dwarf.Draw(frameLast); // Character is comitted last for collision detecion
DrawBoard();
DrawScore();
ClearBoard();
// Check alive state
if (health < 1)
{
break;
}
}
// Exit
DrawEndscreen(); // Display final score; this will trigger when exiting with Escape
}
