115 lines
2.7 KiB
C#
115 lines
2.7 KiB
C#
// (c) Copyright HutongGames, LLC 2010-2014. All rights reserved.
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using UnityEngine;
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namespace HutongGames.PlayMaker.Actions
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{
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[ActionCategory(ActionCategory.NavMesh)]
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[Tooltip("Calculate a path between two points and store the resulting path.")]
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public class NavMeshCalculatePath : FsmStateAction
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{
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[ActionSection("Set up")]
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[RequiredField]
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[Tooltip("The mask specifying which NavMesh layers can be passed when calculating the path.")]
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[UIHint(UIHint.FsmInt)]
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public FsmInt passableMask;
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[RequiredField]
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[Tooltip("The initial position of the path requested.")]
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[UIHint(UIHint.FsmVector3)]
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public FsmVector3 sourcePosition;
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[RequiredField]
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[Tooltip("The final position of the path requested.")]
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[UIHint(UIHint.FsmVector3)]
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public FsmVector3 targetPosition;
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[ActionSection("Result")]
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[RequiredField]
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[Tooltip("The Fsm NavMeshPath proxy component to hold the resulting path")]
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[UIHint(UIHint.Variable)]
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[CheckForComponent(typeof(FsmNavMeshPath))]
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public FsmOwnerDefault calculatedPath;
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[Tooltip("True If a resulting path is found.")]
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[UIHint(UIHint.Variable)]
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public FsmBool resultingPathFound;
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[Tooltip("Trigger event if resulting path found.")]
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public FsmEvent resultingPathFoundEvent;
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[Tooltip("Trigger event if no path could be found.")]
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public FsmEvent resultingPathNotFoundEvent;
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private FsmNavMeshPath _NavMeshPathProxy;
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private void _getNavMeshPathProxy()
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{
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GameObject go = calculatedPath.OwnerOption == OwnerDefaultOption.UseOwner ? Owner : calculatedPath.GameObject.Value;
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if (go == null)
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{
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return;
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}
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_NavMeshPathProxy = go.GetComponent<FsmNavMeshPath>();
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}
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public override void Reset()
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{
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calculatedPath = null;
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passableMask = -1; // so that by default mask is "everything"
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sourcePosition = null;
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targetPosition = null;
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resultingPathFound = null;
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resultingPathFoundEvent = null;
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resultingPathNotFoundEvent = null;
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}
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public override void OnEnter()
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{
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DoCalculatePath();
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Finish();
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}
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void DoCalculatePath()
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{
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_getNavMeshPathProxy();
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if (_NavMeshPathProxy ==null)
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{
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return;
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}
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UnityEngine.AI.NavMeshPath _path = new UnityEngine.AI.NavMeshPath();
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bool _found = UnityEngine.AI.NavMesh.CalculatePath(sourcePosition.Value,targetPosition.Value,passableMask.Value,_path);
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_NavMeshPathProxy.path = _path;
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resultingPathFound.Value = _found;
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if (_found)
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{
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if ( ! FsmEvent.IsNullOrEmpty(resultingPathFoundEvent) ){
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Fsm.Event(resultingPathFoundEvent);
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}
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}else
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{
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if (! FsmEvent.IsNullOrEmpty(resultingPathNotFoundEvent) ){
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Fsm.Event(resultingPathNotFoundEvent);
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}
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}
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}
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}
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} |