Initial Commit

Assets/Scripts/World/RandomFillJob.cs

@@ -0,0 +1,23 @@
+using Unity.Collections;
+using Unity.Jobs;
+using UnityEngine;
+using Random = Unity.Mathematics.Random;
+
+namespace DefaultNamespace.World
+{
+	public struct RandomFillJob : IJobParallelFor
+	{
+		public NativeArray<int> map;
+		public Vector2Int size;
+		public float percent;
+		public int seed;
+
+		public void Execute(int i)
+		{
+			var r = new Random((uint)(seed * i) + 1);
+			var pos = new Vector2Int(i % size.x, Mathf.FloorToInt(i / size.x));
+			var isEdge = pos.x == 0 || pos.y == 0 || pos.x == size.x - 1 || pos.y == size.y - 1;
+			map[i] = r.NextFloat() <= percent || isEdge ? 1 : 0;
+		}
+	}
+}