using System; using System.Collections.Generic; // NOTE BEFORE PLAYING THIS GAME! // Do not enter / exit fullscreen while the game is running. The game initializes it's // ability to work with different aspect ratios using Screen.Width and Screen.Height // only at the start of gameplay. Exiting or entering fullscreen will result in broken UI, // unaligned player hitboxes, and other catastrophic failures with gameplay. public static class Program { public static Blob_Hopper Instance; public static void Main(string[] args) { Instance = new Blob_Hopper(); Screen.OnUpdate(() => { Instance.Frame((float)Screen.DeltaTime); }); Input.OnKeyDown((key) => { Instance.UserInput("keyDown", new Dictionary() { ["key"] = key }); }); Input.OnKeyUp((key) => { Instance.UserInput("keyUp", new Dictionary() { ["key"] = key }); }); Input.OnMouseDown((index) => { Instance.UserInput("mouseDown", new Dictionary() { ["index"] = index }); }); Input.OnMouseUp((index) => { Instance.UserInput("mouseUp", new Dictionary() { ["index"] = index }); }); Instance.Start(); } } public class Blob_Hopper { private bool _readyForCount; public float MinTimeLimit { get; private set; } = 2f; public float MaxTimeLimit = 5f; public double RelativePlayerX { get; private set; } public bool Ongoing { get; private set; } public int Score { get; set; } = 0; private float ScoreCounterSize = 30f; public Dictionary Player { get; set; } = new() { ["height"] = 0f, ["velocity"] = 0f, ["onFloor"] = true }; public List> Obstacles { get; private set; } = new(); private Dictionary _obstacleCounterTimer = new() { ["count"] = 0f, ["to"] = 0f }; private Dictionary GameOverParticles = new() { ["count"] = 0f, ["timeInterval"] = 0.25f, ["list"] = new List>() }; public void Start() { _obstacleCounterTimer["count"] = 0f; _obstacleCounterTimer["to"] = MinTimeLimit + ((float)Random.Shared.NextDouble() * MaxTimeLimit - MinTimeLimit); _readyForCount = true; RelativePlayerX = (double)Screen.Width - 100.0; Ongoing = true; } public void Frame(float delta) { Canvas.Fill(56, 175, 255, 1); Canvas.NoStroke(); Canvas.Rect(0, 0, Screen.Width, Screen.Height); if (Ongoing) Player["height"] = (float)Player["height"] + (float)Player["velocity"]; if (Ongoing) { if ((float)Player["height"] <= 0f) { Player["onFloor"] = true; Player["velocity"] = 0f; if ((float)Player["height"] < 0f) { Player["height"] = 0f; } } else { Player["velocity"] = (float)Player["velocity"] - 0.5f; Player["onFloor"] = false; } } if (Ongoing) Canvas.Fill(0, 0, 0, 1); else Canvas.Fill(255, 0, 0, 1); Canvas.Stroke(255, 255, 255); Canvas.LineWidth(5); Canvas.Circle(100, 400 - (float)Player["height"], 30); Canvas.Fill(0, 150, 10, 1); Canvas.NoStroke(); Canvas.Rect(0, 433, Screen.Width, Screen.Height - 433); for (int i = 0; i <= Obstacles.Count - 1; i++) { Dictionary obstacle = Obstacles[i]; double obstacleX = (double)obstacle["x"]; Canvas.Fill(255, 0, 0, 1); Canvas.Stroke(0, 0, 0, 1); Canvas.LineWidth(5); Canvas.Triangle(Screen.Width - (obstacleX - 20), 433, Screen.Width - obstacleX, 373, Screen.Width - (obstacleX + 20), 433); } Canvas.Fill(0, 0, 0, 1); Canvas.NoStroke(); Canvas.Font("system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif", 20, "normal"); Canvas.Text("Press anywhere or [SPACE] to jump", Screen.CenterX - (Canvas.MeasureText("Press anywhere or [SPACE to jump]") / 2), 20); if (_readyForCount && Ongoing) { _obstacleCounterTimer["count"] = (float)_obstacleCounterTimer["count"] + delta; if ((float)_obstacleCounterTimer["count"] >= (float)_obstacleCounterTimer["to"]) { Dictionary newObstacle = new() { ["x"] = 0.0, ["counted"] = false }; Obstacles.Add(newObstacle); _obstacleCounterTimer["count"] = 0f; _obstacleCounterTimer["to"] = MinTimeLimit + ((float)Random.Shared.NextDouble() * MaxTimeLimit - MinTimeLimit); } for (int i = 0; i <= Obstacles.Count - 1; i++) { Dictionary obstacle = Obstacles[i]; obstacle["x"] = (double)obstacle["x"] + 5.0; if ((double)obstacle["x"] >= Screen.Width) { Obstacles.RemoveAt(i); } else if (Math.Abs((double)obstacle["x"] - RelativePlayerX) <= 25) { if ((float)Player["height"] <= 50f) { Ongoing = false; } else if ((float)Player["height"] > 50f && !((bool)obstacle["counted"])) { ScoreCounterSize = 50f; Score++; obstacle["counted"] = true; } } } } if (!Ongoing) { Canvas.Fill(255, 0, 0, 1); Canvas.NoStroke(); Canvas.Font("system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif", 40, "normal"); Canvas.Text("Game Over!", Screen.CenterX - (Canvas.MeasureText("Game Over!") / 2), Screen.CenterY); } Canvas.Fill(0, 0, 0, 1); Canvas.NoStroke(); Canvas.Font("system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif", ScoreCounterSize, "normal"); Canvas.Text("Score: " + Score.ToString(), 20, 20); ScoreCounterSize += (30f - ScoreCounterSize) / 5f; if (_readyForCount && !Ongoing) { GameOverParticles["count"] = (float)GameOverParticles["count"] + delta; if ((float)GameOverParticles["count"] >= (float)GameOverParticles["timeInterval"]) { GameOverParticles["count"] = 0f; List> currentList = (List>)GameOverParticles["list"]; Dictionary newGameOverParticle = new() { ["x"] = 100f, ["y"] = 400f, ["velocity"] = new List() { (float)Random.Shared.Next(-10, 11), (float)Random.Shared.Next(5, 11) } }; currentList.Add(newGameOverParticle); GameOverParticles["list"] = currentList; } List> currentUpdatingList = (List>)GameOverParticles["list"]; for (int i = 0; i <= currentUpdatingList.Count - 1; i++) { Dictionary particle = currentUpdatingList[i]; particle["y"] = (float)particle["y"] - (float)(((List)particle["velocity"])[1]); particle["velocity"] = new List() { (float)(((List)particle["velocity"])[0]), (float)(((List)particle["velocity"])[1]) - 0.5f }; particle["x"] = (float)particle["x"] + (float)(((List)particle["velocity"])[0]); currentUpdatingList[i] = particle; Canvas.Fill(255, 0, 0, 1); Canvas.NoStroke(); Canvas.Rect((float)particle["x"] - 6.25f, (float)particle["y"] - 6.25f, 12.5, 12.5); if ((float)particle["y"] >= (float)Screen.Height) { currentUpdatingList.RemoveAt(i); } } } } public void UserInput(string inputType, Dictionary inputParams) { if (inputType == "keyDown") { if ((bool)Player["onFloor"] && (string)inputParams["key"] == " ") { Player["velocity"] = 10f; } } else if (inputType == "mouseDown") { if ((bool)Player["onFloor"] && (int)inputParams["index"] == 0) { Player["velocity"] = 10f; } } } }