void patrol()
{
// Is agent still alive?
if (GameObject.Find(nav.ToString()) != null)
{
patrolTimer += Time.deltaTime;
if (patrolTimer >= 10)
{
waypointIndex = Random.Range(0, (waypoints.Length - 1));
patrolTimer = 0;
}
nav.destination = waypoints [waypointIndex].position;
}
}
/// <summary>
/// Sets up the NavMesh the given NavMeshAgent
/// </summary>
/// <returns>The generated NavMeshSurface ig it has been created. Null if it has not been possible (maybe a mesh for the given agent already exists).</returns>
public NavMeshSurface SetupNewNavMeshFor(NavMeshAgent navMeshAgent, MapConfiguration mapConfiguration, bool skipIfRepeated = true)
{
if (navMeshAgent == null)
{
Debug.LogWarning("Tying to create the NavMesh surface for a null navMeshAgent", this);
return(null);
}
NavMeshSurface navMeshSurface = null;
bool repeatedAgent = false;
foreach (NavMeshSurface generatedNavMeshSurface in generatedNavMeshSurfaces)
{
if (generatedNavMeshSurface.agentTypeID == navMeshAgent.agentTypeID)
{
repeatedAgent = true;
navMeshSurface = generatedNavMeshSurface;
}
}
if (repeatedAgent && skipIfRepeated)
{
Debug.LogWarning($"Skipping the creation of the NavMeshSurface for the agent {navMeshAgent.ToString()} because it is duplicated.", this);
return(null);
}
if (repeatedAgent && !skipIfRepeated)
{
Debug.LogWarning($"Recreating a NavMeshSurface for a duplicated agent {navMeshAgent.ToString()}.", this);
}
else if (!repeatedAgent)
{
navMeshSurface = environmentParent.AddComponent <NavMeshSurface>();
}
navMeshSurface.agentTypeID = navMeshAgent.agentTypeID;
navMeshSurface.collectObjects = CollectObjects.Volume;
float walkableAreaHeight = mapConfiguration.terrainHeightSettings.maxHeight - mapConfiguration.seaHeightAbsolute;
float walkableHeightUnderSea = navMeshAgent.height * 0.5f; // I want the agents to be able to submerge up to half of its height
navMeshSurface.size = new Vector3(mapConfiguration.mapRadius * 2, walkableAreaHeight + walkableHeightUnderSea * 2, mapConfiguration.mapRadius * 2);
navMeshSurface.center = new Vector3(0, mapConfiguration.seaHeightAbsolute + walkableAreaHeight / 2, 0);
navMeshSurface.layerMask = usedLayers;
navMeshSurface.useGeometry = NavMeshCollectGeometry.PhysicsColliders;
navMeshSurface.BuildNavMesh();
//navMeshSurface.UpdateNavMesh(navMeshSurface.navMeshData); //To update the whole NavMesh at runtime
generatedNavMeshSurfaces.Add(navMeshSurface);
return(navMeshSurface);
}