public static void Main(string[] args)
{
Initialize();
RotatingObject Ship = null;
LinkedList <RotatingObject> Asteroids = new LinkedList <RotatingObject>();
LinkedList <Particle> Particles = new LinkedList <Particle>();
LinkedList <Particle> Shots = new LinkedList <Particle>();
double ToRadians = Math.PI / 180;
double d;
int i, j, k;
int[] Radiuses;
int[] Angles;
int Level = 0;
int Lives = 3;
int Score = 0;
int TeleportsLeft = 3;
int HighScore = 0;
int HighLevel = 0;
double ImmortalSecondsLeft = 0;
double NewShipSecondsLeft = 0;
bool Collision;
bool Done = false;
bool GameOver = false;
// Source of sound: http://www.freesound.org/people/jobro/sounds/35686/
int ShotSound = UploadAudioSample(GetResourceWavAudio("35686__jobro__laser9.wav"));
// Source of sound: http://www.freesound.org/people/Tony%20B%20kksm/sounds/80938/
int AsteroidHitSound = UploadAudioSample(GetResourceWavAudio("80938__tony-b-kksm__soft-explosion.wav"));
// Source of sound: http://www.freesound.org/people/sandyrb/sounds/35643/
int ShipExplodeSound = UploadAudioSample(GetResourceWavAudio("35643__sandyrb__usat-bomb.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/172207/
int TeleportSound = UploadAudioSample(GetResourceWavAudio("172207__fins__teleport.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/133284/
int LevelCompletedSound = UploadAudioSample(GetResourceWavAudio("133284__fins__level-completed.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/133283/
int GameOverSound = UploadAudioSample(GetResourceWavAudio("133283__fins__game-over.wav"));
OpenConsoleWindow(4, 4, 35, 25, "Welcome to Asteroids.");
WriteLine();
WriteLine("Keys in the game:");
WriteLine();
WriteLine("Left: Turn ship left");
WriteLine("Right: Turn ship right");
WriteLine("Up: Accelerate forwards");
WriteLine("Down: Teleport to safe location");
WriteLine("Space: Fire");
WriteLine("Esc: Close application");
WriteLine("Q: Quit current game");
WriteLine();
WriteLine("To play, press ENTER.");
ReadLine();
ClearConsoleWindowArea();
Clear();
Write("Ships: ");
int NrShipsPos = CursorX;
ForegroundColor = Color.Salmon;
Write(Lives.ToString("D2"));
ForegroundColor = Color.White;
Write(" Hyper: ");
int NrTeleportsPos = CursorX;
ForegroundColor = Color.Salmon;
Write(TeleportsLeft.ToString("D2"));
ForegroundColor = Color.White;
Write(" Lvl: ");
int LevelPos = CursorX;
ForegroundColor = Color.Salmon;
Write(Level.ToString("D2"));
ForegroundColor = Color.White;
Write(" Score: ");
int ScorePos = CursorX;
ForegroundColor = Color.Salmon;
Write(Score.ToString("D5"));
OnUpdateModel += (s, e) =>
{
if (GameOver)
{
return;
}
double ElapsedSeconds = e.Seconds;
if (Asteroids.First is null)
{
ImmortalSecondsLeft = 4;
Level++;
GotoXY(LevelPos, 0);
Write(Level.ToString("D2"));
for (i = 0; i < 5 + 5 * Level; i++)
{
Radiuses = new int[16];
Angles = new int[16];
for (j = 0; j < 16; j++)
{
Radiuses[j] = Random(16, 32);
Angles[j] = Random(0, 359);
}
Array.Sort <int>(Angles);
j = Random(0, 359);
k = Random(200, 400);
Asteroids.AddLast(new RotatingObject(Radiuses, Angles,
320 + Math.Cos(j * ToRadians) * k,
240 + Math.Sin(j * ToRadians) * k,
60 * Random() - 30,
60 * Random() - 30,
0, 200 * Random() - 100));
}
if (Level > 1)
{
PlayAudioSample(LevelCompletedSound);
}
}
foreach (RotatingObject Obj in Asteroids)
{
Obj.Draw(Color.Black);
Obj.Move(ElapsedSeconds);
Obj.Draw(Color.White);
if (!(Ship is null) && ImmortalSecondsLeft <= 0 && IntersectsPolygon(Ship.Points, Obj.Points))
{
Ship.Draw(Color.Black);
for (i = 0; i < 200; i++)
{
d = Random() * 360 * ToRadians;
j = Random(10, 100);
Particles.AddLast(new Particle(
Ship.X, // X
Ship.Y, // Y
Ship.VelocityX + Math.Cos(d) * j, // Velocity X
Ship.VelocityY + Math.Sin(d) * j, // Velocity Y
Blend(Color.Blue, Color.White, Random()),
4));
}
Ship = null;
NewShipSecondsLeft = 4;
PlayAudioSample(ShipExplodeSound);
}
}
if (!(Ship is null))
{
Ship.Draw(Color.Black);
if (IsPressed(KeyCode.Left))
{
Ship.Angle -= 3;
}
if (IsPressed(KeyCode.Right))
{
Ship.Angle += 3;
}
if (IsPressed(KeyCode.Up))
{
Ship.VelocityX += Math.Cos(Ship.Angle * ToRadians) * 4;
Ship.VelocityY += Math.Sin(Ship.Angle * ToRadians) * 4;
d = (Random() * 30 - 15 + Ship.Angle + 180) * ToRadians; // Particle direction
Particles.AddLast(new Particle(
Ship.X + Math.Cos((Ship.Angle + 180) * ToRadians) * 5, // X
Ship.Y + Math.Sin((Ship.Angle + 180) * ToRadians) * 5, // Y
Ship.VelocityX + Math.Cos(d) * 100, // Velocity X
Ship.VelocityY + Math.Sin(d) * 100, // Velocity Y
Blend(Color.Yellow, Color.Orange, Random()),
2));
}
if (TeleportsLeft > 0 && ImmortalSecondsLeft <= 0 && IsPressed(KeyCode.Down))
{
do
{
Ship.X = Random(50, RasterWidth - 50);
Ship.Y = Random(50, RasterHeight - 50);
Ship.VelocityX = 0;
Ship.VelocityY = 0;
Ship.CalcPoints();
Collision = false;
foreach (RotatingObject Obj in Asteroids)
{
if (IntersectsPolygon(Obj.Points, Ship.Points))
{
Collision = true;
break;
}
}
}while (Collision);
ImmortalSecondsLeft = 4;
PlayAudioSample(TeleportSound);
TeleportsLeft--;
GotoXY(NrTeleportsPos, 0);
Write(TeleportsLeft.ToString("D2"));
}
Ship.Move(ElapsedSeconds);
if (ImmortalSecondsLeft > 0)
{
ImmortalSecondsLeft -= ElapsedSeconds;
if (Math.IEEERemainder(ImmortalSecondsLeft, 0.5) < 0)
{
Ship.Draw(Blend(Color.Blue, Color.White, 0.5));
}
else
{
Ship.Draw(Color.White);
}
}
else
{
Ship.Draw(Color.White);
}
}
public static void Main(string[] args)
{
Initialize();
RotatingObject Ship = null;
LinkedList<RotatingObject> Asteroids = new LinkedList<RotatingObject>();
LinkedList<Particle> Particles = new LinkedList<Particle>();
LinkedList<Particle> Shots = new LinkedList<Particle>();
double ToRadians = Math.PI / 180;
double d;
int i, j, k;
int[] Radiuses;
int[] Angles;
int Level = 0;
int Lives = 3;
int Score = 0;
int TeleportsLeft = 3;
int HighScore = 0;
int HighLevel = 0;
double ImmortalSecondsLeft = 0;
double NewShipSecondsLeft = 0;
bool Collision;
bool Done = false;
bool GameOver = false;
// Source of sound: http://www.freesound.org/people/jobro/sounds/35686/
int ShotSound = UploadAudioSample(GetResourceWavAudio("35686__jobro__laser9.wav"));
// Source of sound: http://www.freesound.org/people/Tony%20B%20kksm/sounds/80938/
int AsteroidHitSound = UploadAudioSample(GetResourceWavAudio("80938__tony-b-kksm__soft-explosion.wav"));
// Source of sound: http://www.freesound.org/people/sandyrb/sounds/35643/
int ShipExplodeSound = UploadAudioSample(GetResourceWavAudio("35643__sandyrb__usat-bomb.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/172207/
int TeleportSound = UploadAudioSample(GetResourceWavAudio("172207__fins__teleport.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/133284/
int LevelCompletedSound = UploadAudioSample(GetResourceWavAudio("133284__fins__level-completed.wav"));
// Source of sound: http://www.freesound.org/people/fins/sounds/133283/
int GameOverSound = UploadAudioSample(GetResourceWavAudio("133283__fins__game-over.wav"));
OpenConsoleWindow(4, 4, 35, 25, "Welcome to Asteroids.");
WriteLine();
WriteLine("Keys in the game:");
WriteLine();
WriteLine("Left: Turn ship left");
WriteLine("Right: Turn ship right");
WriteLine("Up: Accelerate forwards");
WriteLine("Down: Teleport to safe location");
WriteLine("Space: Fire");
WriteLine("Esc: Close application");
WriteLine("Q: Quit current game");
WriteLine();
WriteLine("To play, press ENTER.");
ReadLine();
ClearConsoleWindowArea();
Clear();
Write("Ships: ");
int NrShipsPos = CursorX;
ForegroundColor = Color.Salmon;
Write(Lives.ToString("D2"));
ForegroundColor = Color.White;
Write(" Hyper: ");
int NrTeleportsPos = CursorX;
ForegroundColor = Color.Salmon;
Write(TeleportsLeft.ToString("D2"));
ForegroundColor = Color.White;
Write(" Lvl: ");
int LevelPos = CursorX;
ForegroundColor = Color.Salmon;
Write(Level.ToString("D2"));
ForegroundColor = Color.White;
Write(" Score: ");
int ScorePos = CursorX;
ForegroundColor = Color.Salmon;
Write(Score.ToString("D5"));
OnUpdateModel += (s, e) =>
{
if (GameOver)
return;
double ElapsedSeconds = e.Seconds;
if (Asteroids.First == null)
{
ImmortalSecondsLeft = 4;
Level++;
GotoXY(LevelPos, 0);
Write(Level.ToString("D2"));
for (i = 0; i < 5 + 5 * Level; i++)
{
Radiuses = new int[16];
Angles = new int[16];
for (j = 0; j < 16; j++)
{
Radiuses[j] = Random(16, 32);
Angles[j] = Random(0, 359);
}
Array.Sort<int>(Angles);
j = Random(0, 359);
k = Random(200, 400);
Asteroids.AddLast(new RotatingObject(Radiuses, Angles,
320 + Math.Cos(j * ToRadians) * k,
240 + Math.Sin(j * ToRadians) * k,
60 * Random() - 30,
60 * Random() - 30,
0, 200 * Random() - 100));
}
if (Level > 1)
PlayAudioSample(LevelCompletedSound);
}
foreach (RotatingObject Obj in Asteroids)
{
Obj.Draw(Color.Black);
Obj.Move(ElapsedSeconds);
Obj.Draw(Color.White);
if (Ship != null && ImmortalSecondsLeft <= 0 && IntersectsPolygon(Ship.Points, Obj.Points))
{
Ship.Draw(Color.Black);
for (i = 0; i < 200; i++)
{
d = Random() * 360 * ToRadians;
j = Random(10, 100);
Particles.AddLast(new Particle(
Ship.X, // X
Ship.Y, // Y
Ship.VelocityX + Math.Cos(d) * j, // Velocity X
Ship.VelocityY + Math.Sin(d) * j, // Velocity Y
Blend(Color.Blue, Color.White, Random()),
4));
}
Ship = null;
NewShipSecondsLeft = 4;
PlayAudioSample(ShipExplodeSound);
}
}
if (Ship != null)
{
Ship.Draw(Color.Black);
if (IsPressed(KeyCode.Left))
Ship.Angle -= 3;
if (IsPressed(KeyCode.Right))
Ship.Angle += 3;
if (IsPressed(KeyCode.Up))
{
Ship.VelocityX += Math.Cos(Ship.Angle * ToRadians) * 4;
Ship.VelocityY += Math.Sin(Ship.Angle * ToRadians) * 4;
d = (Random() * 30 - 15 + Ship.Angle + 180) * ToRadians; // Particle direction
Particles.AddLast(new Particle(
Ship.X + Math.Cos((Ship.Angle + 180) * ToRadians) * 5, // X
Ship.Y + Math.Sin((Ship.Angle + 180) * ToRadians) * 5, // Y
Ship.VelocityX + Math.Cos(d) * 100, // Velocity X
Ship.VelocityY + Math.Sin(d) * 100, // Velocity Y
Blend(Color.Yellow, Color.Orange, Random()),
2));
}
if (TeleportsLeft > 0 && ImmortalSecondsLeft <= 0 && IsPressed(KeyCode.Down))
{
do
{
Ship.X = Random(50, RasterWidth - 50);
Ship.Y = Random(50, RasterHeight - 50);
Ship.VelocityX = 0;
Ship.VelocityY = 0;
Ship.CalcPoints();
Collision = false;
foreach (RotatingObject Obj in Asteroids)
{
if (IntersectsPolygon(Obj.Points, Ship.Points))
{
Collision = true;
break;
}
}
}
while (Collision);
ImmortalSecondsLeft = 4;
PlayAudioSample(TeleportSound);
TeleportsLeft--;
GotoXY(NrTeleportsPos, 0);
Write(TeleportsLeft.ToString("D2"));
}
Ship.Move(ElapsedSeconds);
if (ImmortalSecondsLeft > 0)
{
ImmortalSecondsLeft -= ElapsedSeconds;
if (Math.IEEERemainder(ImmortalSecondsLeft, 0.5) < 0)
Ship.Draw(Blend(Color.Blue, Color.White, 0.5));
else
Ship.Draw(Color.White);
}
else
Ship.Draw(Color.White);
}
else
{
NewShipSecondsLeft -= ElapsedSeconds;
if (NewShipSecondsLeft <= 0 && Lives > 0)
{
Ship = new RotatingObject(new int[] { 15, 15, 5, 15 }, new int[] { 0, 135, 180, 225 }, 320, 240, 0, 0, 270, 0);
ImmortalSecondsLeft = 4;
Lives--;
GotoXY(NrShipsPos, 0);
Write(Lives.ToString("D2"));
}
else if (Lives == 0)
{
Lives--;
PlayAudioSample(GameOverSound);
}
else if (NewShipSecondsLeft < -1.5 && Lives == -1)
{
Lives--;
GameOver = true;
}
}
LinkedListNode<Particle> ParticleNode = Particles.First;
LinkedListNode<Particle> Next;
Particle Particle;
while (ParticleNode != null)
{
Particle = ParticleNode.Value;
if (Particle.Draw(Color.Black))
{
Particle.Move(ElapsedSeconds);
Particle.Draw(Particle.Color);
ParticleNode = ParticleNode.Next;
}
else
{
Next = ParticleNode.Next;
Particles.Remove(ParticleNode);
ParticleNode = Next;
}
}
LinkedListNode<Particle> ShotNode = Shots.First;
LinkedListNode<RotatingObject> AsteroidNode;
RotatingObject Asteroid;
Particle Shot;
int x0, y0, x1, y1;
double vx, vy;
while (ShotNode != null)
{
Shot = ShotNode.Value;
if (Shot.Draw(Color.Black))
{
Shot.Move(ElapsedSeconds);
x0 = (int)(Shot.PrevX + 0.5);
y0 = (int)(Shot.PrevY + 0.5);
x1 = (int)(Shot.X + 0.5);
y1 = (int)(Shot.Y + 0.5);
AsteroidNode = Asteroids.First;
while (AsteroidNode != null)
{
Asteroid = AsteroidNode.Value;
if (IntersectsPolygon(x0, y0, x1, y1, Asteroid.Points))
{
i = Asteroid.Points.Length;
if (i > 4)
{
i /= 2;
for (k = 0; k < 3; k++)
{
Radiuses = new int[i];
Angles = new int[i];
for (j = 0; j < i; j++)
{
Radiuses[j] = Random(i, i << 1);
Angles[j] = Random(0, 359);
}
Array.Sort<int>(Angles);
j = Random(0, 359);
do
{
vx = Asteroid.VelocityX + 100 * Random() - 50;
}
while (Math.Abs(vx) < 5); // To avoid slow moving objects hidden by the border.
do
{
vy = Asteroid.VelocityY + 100 * Random() - 50;
}
while (Math.Abs(vy) < 5); // To avoid slow moving objects hidden by the border.
Asteroids.AddLast(new RotatingObject(Radiuses, Angles,
Asteroid.X,
Asteroid.Y,
vx,
vy,
Asteroid.Angle, Asteroid.VelocityAngle + 200 * Random() - 100));
}
}
for (i = 0; i < 30; i++)
{
d = Random() * 360 * ToRadians;
j = Random(10, 100);
Particles.AddLast(new Particle(
Asteroid.X, // X
Asteroid.Y, // Y
Asteroid.VelocityX + Math.Cos(d) * j, // Velocity X
Asteroid.VelocityY + Math.Sin(d) * j, // Velocity Y
Blend(Color.Red, Color.Yellow, Random()),
2));
}
Asteroid.Draw(Color.Black);
Asteroids.Remove(AsteroidNode);
PlayAudioSample(AsteroidHitSound);
Score++;
GotoXY(ScorePos, 0);
Write(Score.ToString("D5"));
break;
}
else
AsteroidNode = AsteroidNode.Next;
}
if (AsteroidNode == null)
{
Shot.Draw(Shot.Color);
ShotNode = ShotNode.Next;
}
else
{
Next = ShotNode.Next;
Shots.Remove(ShotNode);
ShotNode = Next;
}
}
else
{
Next = ShotNode.Next;
Shots.Remove(ShotNode);
ShotNode = Next;
}
}
};
OnKeyPressed += (s, e) =>
{
switch (e.Character)
{
case '\x1b':
Done = true;
break;
case ' ':
if (Ship != null)
{
d = Ship.Angle * ToRadians; // Shot direction
Shots.AddLast(new Particle(
Ship.X + Math.Cos(d) * 15, // X
Ship.Y + Math.Sin(d) * 15, // Y
Ship.VelocityX + Math.Cos(d) * 200, // Velocity X
Ship.VelocityY + Math.Sin(d) * 200, // Velocity Y
Color.White,
3));
PlayAudioSample(ShotSound);
}
break;
case 'q':
case 'Q':
GameOver = true;
PlayAudioSample(GameOverSound);
break;
}
};
while (!Done)
{
while (!GameOver && !Done)
{
Sleep(10);
}
if (!Done)
{
ForegroundColor = Color.White;
OpenConsoleWindow(4, 4, 35, 25, "Game Over!");
WriteLine();
Write("Level: ");
ForegroundColor = Color.Salmon;
WriteLine(Level.ToString("D2"));
ForegroundColor = Color.White;
Write("Score: ");
ForegroundColor = Color.Salmon;
WriteLine(Score.ToString("D5"));
ForegroundColor = Color.White;
if (Score > HighScore)
{
WriteLine();
WriteLine("New High Score!");
HighScore = Score;
HighLevel = Level;
}
WriteLine();
Write("Highest Level: ");
ForegroundColor = Color.Salmon;
WriteLine(HighLevel.ToString("D2"));
ForegroundColor = Color.White;
Write("Highest Score: ");
ForegroundColor = Color.Salmon;
WriteLine(HighScore.ToString("D5"));
ForegroundColor = Color.White;
WriteLine();
WriteLine("To play again, press ENTER.");
WriteLine("To quit, press CTRL+C.");
ReadLine();
ClearConsoleWindowArea();
Clear();
Asteroids.Clear();
Particles.Clear();
Shots.Clear();
Level = 0;
Lives = 3;
Score = 0;
TeleportsLeft = 3;
Ship = null;
GameOver = false;
Write("Ships: ");
ForegroundColor = Color.Salmon;
Write(Lives.ToString("D2"));
ForegroundColor = Color.White;
Write(" Hyper: ");
ForegroundColor = Color.Salmon;
Write(TeleportsLeft.ToString("D2"));
ForegroundColor = Color.White;
Write(" Lvl: ");
ForegroundColor = Color.Salmon;
Write(Level.ToString("D2"));
ForegroundColor = Color.White;
Write(" Score: ");
ForegroundColor = Color.Salmon;
Write(Score.ToString("D5"));
}
}
Terminate();
}