using System; using System.Collections.Generic; Console.Log("Click to start!"); const double GRAVITY = 400; const double FLAP_STRENGTH = -200; const double PIPE_WIDTH = 62; const double PIPE_GAP = 130; const double PIPE_SPEED = 150; const double SPAWN_DISTANCE = 220; const double BIRD_RADIUS = 12; double birdY = 0; double birdVel = 0; double birdAngle = 0; double wingTime = 0; bool playing = false; bool dead = false; double score = 0; double lastScore = 0; double flapTime = 0; double groundScroll = 0; double cloud1X = 80; double cloud2X = 340; double cloud3X = 580; // --- Dynamic pipe count --- int pipeCount = (int)Math.Ceiling(Screen.Width / SPAWN_DISTANCE) + 2; var pipes = new (double x, double gap)[pipeCount]; var scored = new bool[pipeCount]; void Reset() { birdY = Screen.Height / 2; birdVel = 0; birdAngle = 0; score = 0; lastScore = 0; dead = false; groundScroll = 0; pipeCount = (int)Math.Ceiling(Screen.Width / SPAWN_DISTANCE) + 2; pipes = new (double x, double gap)[pipeCount]; scored = new bool[pipeCount]; var rng = new Random(); for (int i = 0; i < pipeCount; i++) { pipes[i] = (400 + i * SPAWN_DISTANCE, 60 + rng.NextDouble() * 140); scored[i] = false; } } void DrawCloud(double x, double y, double scale) { Canvas.Fill(255, 255, 255, 0.85); Canvas.Ellipse(x, y, 55 * scale, 22 * scale); Canvas.Ellipse(x + 20 * scale, y - 8 * scale, 40 * scale, 18 * scale); Canvas.Ellipse(x - 18 * scale, y + 2 * scale, 30 * scale, 14 * scale); } void DrawPipe(double x, double gapTop, double gapBottom) { double capW = 72; double capH = 26; double capX = x - (capW - PIPE_WIDTH) / 2; Canvas.Fill(42, 122, 28); Canvas.Rect(x, 0, PIPE_WIDTH, gapTop); Canvas.Fill(77, 181, 60, 0.7); Canvas.Rect(x + 4, 0, 9, gapTop); Canvas.Fill(20, 70, 12, 0.5); Canvas.Rect(x + PIPE_WIDTH - 6, 0, 6, gapTop); Canvas.Fill(55, 175, 40); Canvas.Rect(capX, gapTop - capH, capW, capH, 3); Canvas.Fill(90, 210, 70, 0.6); Canvas.Rect(capX + 3, gapTop - capH, 10, capH); Canvas.Fill(18, 60, 10, 0.4); Canvas.Rect(capX + capW - 7, gapTop - capH, 7, capH); Canvas.Fill(42, 122, 28); Canvas.Rect(x, gapBottom, PIPE_WIDTH, Screen.Height - gapBottom); Canvas.Fill(77, 181, 60, 0.7); Canvas.Rect(x + 4, gapBottom, 9, Screen.Height - gapBottom); Canvas.Fill(20, 70, 12, 0.5); Canvas.Rect(x + PIPE_WIDTH - 6, gapBottom, 6, Screen.Height - gapBottom); Canvas.Fill(55, 175, 40); Canvas.Rect(capX, gapBottom, capW, capH, 3); Canvas.Fill(90, 210, 70, 0.6); Canvas.Rect(capX + 3, gapBottom, 10, capH); Canvas.Fill(18, 60, 10, 0.4); Canvas.Rect(capX + capW - 7, gapBottom, 7, capH); } void DrawGround() { Canvas.Fill(139, 105, 20); Canvas.Rect(0, Screen.Height - 48, Screen.Width, 48); Canvas.Fill(100, 180, 50); Canvas.Rect(0, Screen.Height - 48, Screen.Width, 14); Canvas.Fill(140, 220, 80, 0.5); Canvas.Rect(0, Screen.Height - 48, Screen.Width, 5); Canvas.Fill(120, 88, 15, 0.35); for (double dx = (groundScroll % 38); dx < Screen.Width + 38; dx += 38) { Canvas.Rect(-dx + Screen.Width, Screen.Height - 28, 18, 8, 2); } } void DrawBird(double x, double y, double angle, double wingPhase) { Canvas.Push(); Canvas.Translate(x, y); Canvas.Rotate(angle); // Body Canvas.Fill(255, 215, 40); Canvas.Circle(0, 0, BIRD_RADIUS); Canvas.Fill(255, 245, 140, 0.55); // Wing double wingDrop = Math.Sin(wingPhase) * 2; Canvas.Ellipse(-4, -5 + wingDrop, 8, 5); // Stomach Canvas.Fill(200, 120, 0, 0.35); Canvas.NoStroke(); Canvas.Ellipse(0, 7, 8, 4); Canvas.StrokeStyle("black"); // Eyes Canvas.Fill(255, 255, 255); Canvas.Circle(6, -4, 6); Canvas.Fill(30, 30, 30); Canvas.Circle(7, -3, 3.5); Canvas.Fill(255, 255, 255); Canvas.Circle(8, -4.5, 1.2); // Beak Canvas.Fill(255, 112, 67); Canvas.Triangle(12, -1, 21, 2, 12, 5); Canvas.Fill(200, 70, 30); Canvas.Triangle(12, 2, 20, 3, 12, 5); Canvas.Pop(); } double MaxPipeX() { double max = double.MinValue; for (int i = 0; i < pipeCount; i++) max = Math.Max(max, pipes[i].x); return max; } Screen.OnUpdate(() => { Canvas.Fill(135, 206, 235); Canvas.Rect(0, 0, Screen.Width, Screen.Height); Canvas.Fill(190, 228, 248); Canvas.Rect(0, Screen.Height * 0.55, Screen.Width, Screen.Height * 0.45); DrawCloud(cloud1X, 65, 0.9); DrawCloud(cloud2X, 45, 1.1); DrawCloud(cloud3X, 80, 0.75); if (!playing && !dead) { flapTime += Screen.DeltaTime; wingTime += Screen.DeltaTime * 8; cloud1X -= 20 * Screen.DeltaTime; cloud2X -= 15 * Screen.DeltaTime; cloud3X -= 12 * Screen.DeltaTime; if (cloud1X < -120) cloud1X = Screen.Width + 80; if (cloud2X < -150) cloud2X = Screen.Width + 100; if (cloud3X < -100) cloud3X = Screen.Width + 70; groundScroll += 60 * Screen.DeltaTime; DrawGround(); double waitingBirdY = Screen.Height / 2 + Math.Sin(flapTime * 4) * 10; double tiltAngle = Math.Sin(flapTime * 4) * 0.15; DrawBird(Screen.Width / 2, waitingBirdY, tiltAngle, wingTime); Canvas.Fill(0, 0, 0, 0.65); Canvas.Font("Arial", 22, "bold"); string startText = "Click or Space to start"; double startWidth = Canvas.MeasureText(startText); Canvas.Text(startText, Screen.CenterX - (startWidth / 2), Screen.CenterY + 60); return; } if (playing) { cloud1X -= 30 * Screen.DeltaTime; cloud2X -= 22 * Screen.DeltaTime; cloud3X -= 16 * Screen.DeltaTime; if (cloud1X < -120) cloud1X = Screen.Width + 80; if (cloud2X < -150) cloud2X = Screen.Width + 100; if (cloud3X < -100) cloud3X = Screen.Width + 70; groundScroll += PIPE_SPEED * Screen.DeltaTime; wingTime += Screen.DeltaTime * 10; birdVel += GRAVITY * Screen.DeltaTime; birdY += birdVel * Screen.DeltaTime; double targetAngle = Math.Max(-0.5, Math.Min(1.2, birdVel / 400.0)); birdAngle += (targetAngle - birdAngle) * 10 * Screen.DeltaTime; double groundTop = Screen.Height - 48; if (birdY + BIRD_RADIUS >= groundTop) { birdY = groundTop - BIRD_RADIUS; Console.Log($"Game Over! Score: {(int)score}"); playing = false; dead = true; } if (birdY - BIRD_RADIUS < 0) { birdY = BIRD_RADIUS; birdVel = 0; } var rng = new Random(); for (int i = 0; i < pipeCount; i++) { pipes[i].x -= PIPE_SPEED * Screen.DeltaTime; if (pipes[i].x < -PIPE_WIDTH - 10) { pipes[i].x = MaxPipeX() + SPAWN_DISTANCE; pipes[i].gap = 60 + rng.NextDouble() * 140; scored[i] = false; } } for (int i = 0; i < pipeCount; i++) { if (!scored[i] && pipes[i].x + PIPE_WIDTH < 100) { scored[i] = true; score++; if (score > lastScore) { Console.Log($"Score: {(int)score}"); lastScore = score; } } if (100 + BIRD_RADIUS > pipes[i].x && 100 - BIRD_RADIUS < pipes[i].x + PIPE_WIDTH) { double gapTop = pipes[i].gap; double gapBottom = pipes[i].gap + PIPE_GAP; if (birdY - BIRD_RADIUS < gapTop || birdY + BIRD_RADIUS > gapBottom) { Console.Log($"Game Over! Score: {(int)score}"); playing = false; dead = true; } } } } for (int i = 0; i < pipeCount; i++) { DrawPipe(pipes[i].x, pipes[i].gap, pipes[i].gap + PIPE_GAP); } DrawGround(); DrawBird(100, birdY, birdAngle, wingTime); if (playing || dead) { Canvas.Fill(0, 0, 0, 0.4); Canvas.Font("Arial", 42, "bold"); string s = ((int)score).ToString(); double sw = Canvas.MeasureText(s); Canvas.Text(s, Screen.CenterX - sw / 2 + 2, 52); Canvas.Fill(255, 255, 255); Canvas.Text(s, Screen.CenterX - sw / 2, 50); } if (dead) { Canvas.Fill(0, 0, 0, 0.55); Canvas.Rect(0, 0, Screen.Width, Screen.Height); Canvas.Fill(255, 220, 50); Canvas.Font("Arial", 52, "bold"); string gameOverText = "GAME OVER"; double textWidth = Canvas.MeasureText(gameOverText); Canvas.Text(gameOverText, Screen.CenterX - (textWidth / 2), Screen.CenterY - 36); Canvas.Fill(255, 255, 255); Canvas.Font("Arial", 26); string scoreText = $"Score: {(int)score}"; double scoreWidth = Canvas.MeasureText(scoreText); Canvas.Text(scoreText, Screen.CenterX - (scoreWidth / 2), Screen.CenterY + 18); Canvas.Fill(200, 235, 255, 0.9); Canvas.Font("Arial", 18); string restartText = "Click or Space to restart"; double restartWidth = Canvas.MeasureText(restartText); Canvas.Text(restartText, Screen.CenterX - (restartWidth / 2), Screen.CenterY + 58); } }); Input.OnKeyDown((string key) => { if (key == " ") { if (!playing) { Reset(); playing = true; Console.Log("Game started!"); } else { birdVel = FLAP_STRENGTH; wingTime = 0; } } }); Input.OnMouseDown((int button) => { if (button == 0) { if (!playing) { Reset(); playing = true; Console.Log("Game started!"); } else { birdVel = FLAP_STRENGTH; wingTime = 0; } } }); Input.OnTouchStart((int id, double x, double y) => { if (!playing) { Reset(); playing = true; } else { birdVel = FLAP_STRENGTH; wingTime = 0; } });