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Packages/com.arongranberg.aline/ExampleScenes~/Example3_Burst/BurstExample.cs

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+using Drawing;
+using Unity.Jobs;
+using Unity.Burst;
+using UnityEngine;
+using Unity.Mathematics;
+
+namespace Drawing.Examples {
+	[HelpURL("http://arongranberg.com/aline/documentation/stable/burstexample.html")]
+	public class BurstExample : MonoBehaviour {
+		// Use [BurstCompile] to allow Unity to compile the job using the Burst compiler
+		[BurstCompile]
+		struct DrawingJob : IJob {
+			public float2 offset;
+			// The job takes a command builder which we can use to draw things with
+			public CommandBuilder builder;
+
+			Color Colormap (float x) {
+				// Simple color map that goes from black through red to yellow
+				float r = math.clamp(8.0f / 3.0f * x, 0.0f, 1.0f);
+				float g = math.clamp(8.0f / 3.0f * x - 1.0f, 0.0f, 1.0f);
+				float b = math.clamp(4.0f * x - 3.0f, 0.0f, 1.0f);
+
+				return new Color(r, g, b, 1.0f);
+			}
+
+			public void Execute (int index) {
+				int x = index / 100;
+				int z = index % 100;
+
+				// Draw a solid box and a wire box
+				// Use Perlin noise to generate a procedural heightmap
+				var noise = Mathf.PerlinNoise(x * 0.05f + offset.x, z * 0.05f + offset.y);
+				Bounds bounds = new Bounds(new float3(x, 0, z), new float3(1, 14 * noise, 1));
+
+				//builder.WireBox(bounds, new Color(0, 0, 0, 0.2f));
+				builder.SolidBox(bounds, Colormap(noise));
+			}
+
+			public void Execute () {
+				for (int index = 0; index < 100 * 100; index++) {
+					Execute(index);
+				}
+			}
+		}
+
+		public void Update () {
+			var builder = DrawingManager.GetBuilder(true);
+
+			// Create a new job struct and schedule it using the Unity Job System
+			var job = new DrawingJob {
+				builder = builder,
+				offset = new float2(Time.time * 0.2f, Time.time * 0.2f),
+			}.Schedule();
+			// Dispose the builder after the job is complete
+			builder.DisposeAfter(job);
+
+			job.Complete();
+		}
+	}
+}