LinearOffMeshLinkTraverser.cs

using UnityEngine;
using UnityEngine.AI;

namespace DunGen.Dev
{
	[RequireComponent(typeof(NavMeshAgent))]
	public class LinearOffMeshLinkTraverser : MonoBehaviour
	{
		private NavMeshAgent agent;


		private void Awake()
		{
			agent = GetComponent<NavMeshAgent>();
			agent.autoTraverseOffMeshLink = false;
		}

		private void Update()
		{
			if (!agent.isOnOffMeshLink)
				return;

			var data = agent.currentOffMeshLinkData;

			Vector3 destination = data.endPos + Vector3.up * agent.baseOffset;
			agent.transform.position = Vector3.MoveTowards(agent.transform.position, destination, agent.speed * Time.deltaTime);

			// Check if we're close enough to the target destination..
			const float thresholdDistSqr = 0.01f * 0.01f;
			float distSqr = (agent.transform.position - destination).sqrMagnitude;

			// ..if so, tell the NavMeshAgent that we're done traversing this OffMeshLink
			if (distSqr < thresholdDistSqr)
				agent.CompleteOffMeshLink();
		}
	}
}