+ astar project

1 files changed, 51 insertions, 0 deletions

diff --git a/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/Behaviors/MoveInCircle.cs b/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/Behaviors/MoveInCircle.cs
new file mode 100644
index 0000000..9d5c464
--- /dev/null
+++ b/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/Behaviors/MoveInCircle.cs
@@ -0,0 +1,51 @@
+using UnityEngine;
+using Pathfinding.Drawing;
+
+namespace Pathfinding {
+	/// <summary>
+	/// Moves an agent in a circle around a point.
+	///
+	/// This script is intended as an example of how you can make an agent move in a circle.
+	/// In a real game, you may want to replace this script with your own custom script that is tailored to your game.
+	/// The code in this script is simple enough to copy and paste wherever you need it.
+	///
+	/// [Open online documentation to see videos]
+	///
+	/// See: move_in_circle (view in online documentation for working links)
+	/// See: <see cref="AIDestinationSetter"/>
+	/// See: <see cref="FollowerEntity"/>
+	/// See: <see cref="AIPath"/>
+	/// See: <see cref="RichAI"/>
+	/// See: <see cref="AILerp"/>
+	/// </summary>
+	[UniqueComponent(tag = "ai.destination")]
+	[AddComponentMenu("Pathfinding/AI/Behaviors/MoveInCircle")]
+	/// <summary>[MoveInCircle]</summary>
+	[HelpURL("https://arongranberg.com/astar/documentation/stable/moveincircle.html")]
+	public class MoveInCircle : VersionedMonoBehaviour {
+		/// <summary>Target point to rotate around</summary>
+		public Transform target;
+		/// <summary>Radius of the circle</summary>
+		public float radius = 5;
+		/// <summary>Distance between the agent's current position, and the destination it will get. Use a negative value to make the agent move in the opposite direction around the circle.</summary>
+		public float offset = 2;
+
+		IAstarAI ai;
+
+		void OnEnable () {
+			ai = GetComponent<IAstarAI>();
+		}
+
+		void Update () {
+			var normal = (ai.position - target.position).normalized;
+			var tangent = Vector3.Cross(normal, target.up);
+
+			ai.destination = target.position + normal * radius + tangent * offset;
+		}
+
+		public override void DrawGizmos () {
+			if (target) Draw.Circle(target.position, target.up, radius, Color.white);
+		}
+	}
+	/// <summary>[MoveInCircle]</summary>
+}