diff --git a/Jenny/Commands/ImgCommand.cs b/Jenny/Commands/ImgCommand.cs
new file mode 100644
index 0000000..9a4ed0c
--- /dev/null
+++ b/Jenny/Commands/ImgCommand.cs
@@ -0,0 +1,134 @@
+using System.Diagnostics;
+using System.Numerics;
+using ArcaneLibs;
+using ArcaneLibs.Extensions;
+using LibMatrix.EventTypes.Spec;
+using LibMatrix.Utilities.Bot.Interfaces;
+
+namespace Jenny.Commands;
+
+public class ImgCommand : ICommand {
+ public string Name { get; } = "img";
+ public string[]? Aliases { get; } = [];
+ public string Description { get; }
+ public bool Unlisted { get; } = true;
+
+ public async Task Invoke(CommandContext ctx) {
+ int count = 1;
+ if (ctx.Args is { Length: 1 })
+ int.TryParse(ctx.Args[0], out count);
+
+ for (var i = 0; i < count; i++) {
+ new Thread(async () => {
+ var bigNoise = GenerateHeightMap(5000, 2000);
+ await ctx.Room.SendMessageEventAsync(new RoomMessageEventContent("m.image", "src_noise.png") {
+ Url = await ctx.Homeserver.UploadFile("data.png", await Float2DArrayToPng(bigNoise), "image/png"),
+ FileInfo = new() {
+ Width = bigNoise.GetWidth(),
+ Height = bigNoise.GetHeight()
+ }
+ });
+ }).Start();
+ }
+
+ }
+
+ public async Task<byte[]> Float2DArrayToPng(float[,] data) {
+ //dump heightmap as PPM
+ Console.WriteLine($"{DateTime.Now} Converting to PNG");
+ var width = data.GetLength(1);
+ var height = data.GetLength(0);
+
+ //convert ppm to png with ffmpeg
+ var process = new Process {
+ StartInfo = new ProcessStartInfo {
+ // FileName = "/nix/store/4hz763c5w2hnzm55ll5vgfgmrr6i9kgg-imagemagick-7.1.1-28/bin/convert",
+ FileName = "convert",
+ Arguments = $"ppm:- png:-",
+ UseShellExecute = false,
+ RedirectStandardInput = true,
+ RedirectStandardOutput = true
+ }
+ };
+ process.Start();
+ await process.StandardInput.WriteLineAsync($"P2\n{width} {height}\n255");
+ for (var i = 0; i < height; i++) {
+ for (var j = 0; j < width; j++) {
+ await process.StandardInput.WriteAsync($"{(int)(data[i, j] * 255)} ");
+ }
+
+ // ppm.AppendLine();
+ }
+ await process.StandardInput.FlushAsync();
+ process.StandardInput.Close();
+ await using var ms = new MemoryStream();
+ await process.StandardOutput.BaseStream.CopyToAsync(ms);
+ ms.Position = 0;
+ Console.WriteLine($"{DateTime.Now} Converted to PNG");
+ return ms.ToArray();
+ }
+
+ public float[,] GenerateHeightMap(int width, int height) {
+ var rnd = new Random();
+
+ var bigNoiseVector3 = new Vector3[height, width];
+ for (var y = 0; y < bigNoiseVector3.GetLength(0); y++) {
+ for (var x = 0; x < bigNoiseVector3.GetLength(1); x++) {
+ bigNoiseVector3[y, x] = new Vector3(0, 0, 0);
+ }
+ }
+
+ bigNoiseVector3[0, 0] = new Vector3(rnd.NextSingle(), rnd.NextSingle(), rnd.NextSingle());
+ var last = bigNoiseVector3[0, 0];
+ for (var y = 0; y < bigNoiseVector3.GetLength(0); y++) {
+ if (y > 0) break;
+ for (var x = 0; x < bigNoiseVector3.GetLength(1); x++) {
+ float currentX = x;
+ float currentY = y;
+ int steps = 0;
+ int maxSteps = 1000;
+ while (steps++ < maxSteps) {
+ if (currentX < 0) break;
+ if (currentY < 0) break;
+ if (currentX > bigNoiseVector3.GetWidth() - 1) break;
+ if (currentY > bigNoiseVector3.GetHeight() - 1) break;
+
+ var current = bigNoiseVector3[(int)currentY, (int)currentX];
+ // if (current is {X: 0f, Y: 0f, Z: 0f}) {
+ // bigNoiseVector3[currentY, currentX] = current = new Vector3(rnd.NextSingle(), rnd.NextSingle(), rnd.NextSingle());
+ // }
+
+ current = new(last.X, last.Y, last.Z);
+ var diff = new Vector3(
+ MathUtil.Map(rnd.NextSingle(), 0f, 1f, -0.2f, 0.2f),
+ MathUtil.Map(rnd.NextSingle(), 0f, 1f, -0.2f, 0.2f),
+ -0.1f
+ );
+ current += diff;
+ bigNoiseVector3[(int)currentY, (int)currentX] = current;
+
+ // Console.WriteLine("{0}/{1}={2} (+{3})", currentX, currentY, current, diff);
+ currentX += current.X;
+ currentY += current.Y;
+
+ // if (current.X > 0.666f) currentX++;
+ // else if (current.X < 0.333f) currentX--;
+ // if (current.Y > 0.666f) currentY++;
+ // else if (current.Y < 0.333f) currentY--;
+
+ last = current;
+ }
+ }
+ }
+
+ var bigNoise = new float[height, width];
+ for (var i = 0; i < bigNoise.GetLength(0); i++) {
+ for (var j = 0; j < bigNoise.GetLength(1); j++) {
+ // bigNoise[i, j] = (float) (bigNoiseVector[i, j].Length() / Math.Sqrt(2));
+ bigNoise[i, j] = (float)(bigNoiseVector3[i, j].Z);
+ }
+ }
+
+ return bigNoise;
+ }
+}
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