IndieGame/client/Assets/ParadoxNotion/NodeCanvas/Tasks/Conditions/GameObject/CanSeeTargetAny2D.cs
DOBEST\zhaoyingjie f242607587 初始化工程
2024-10-11 10:12:15 +08:00

88 lines
3.5 KiB
C#

using System.Collections.Generic;
using System.Linq;
using NodeCanvas.Framework;
using ParadoxNotion.Design;
using UnityEngine;
namespace NodeCanvas.Tasks.Conditions
{
[Category("GameObject")]
[Description("A combination of line of sight and view angle check")]
public class CanSeeTargetAny2D : ConditionTask<Transform>
{
public BBParameter<List<GameObject>> targetObjects;
public BBParameter<float> maxDistance = 50;
public BBParameter<LayerMask> layerMask = (LayerMask)( -1 );
public BBParameter<float> awarnessDistance = 0f;
[SliderField(1, 180)]
public BBParameter<float> viewAngle = 70f;
public Vector2 offset;
[BlackboardOnly]
public BBParameter<List<GameObject>> allResults;
[BlackboardOnly]
public BBParameter<GameObject> closerResult;
protected override string info { get { return "Can See Any " + targetObjects; } }
protected override bool OnCheck() {
var r = false;
var store = !allResults.isNone || !closerResult.isNone;
var temp = store ? new List<GameObject>() : null;
foreach ( var o in targetObjects.value ) {
if ( o == agent.gameObject ) { continue; }
var t = o.transform;
if ( !t.gameObject.activeInHierarchy ) { continue; }
if ( Vector2.Distance(agent.position, t.position) < awarnessDistance.value ) {
var hit = Physics2D.Linecast((Vector2)agent.position + offset, (Vector2)t.position + offset, layerMask.value);
if ( hit.collider != t.GetComponent<Collider2D>() ) { continue; }
if ( store ) { temp.Add(o); }
r = true;
continue;
}
if ( Vector2.Distance(agent.position, t.position) > maxDistance.value ) {
continue;
}
if ( Vector2.Angle((Vector2)t.position - (Vector2)agent.position, agent.right) > viewAngle.value ) {
continue;
}
var hit2 = Physics2D.Linecast((Vector2)agent.position + offset, (Vector2)t.position + offset, layerMask.value);
if ( hit2.collider != t.GetComponent<Collider2D>() ) { continue; }
if ( store ) { temp.Add(o); }
r = true;
}
if ( store ) {
var ordered = temp.OrderBy(x => Vector3.Distance(agent.position, x.transform.position));
if ( !allResults.isNone ) { allResults.value = ordered.ToList(); }
if ( !closerResult.isNone ) { closerResult.value = ordered.FirstOrDefault(); }
}
return r;
}
public override void OnDrawGizmosSelected() {
if ( agent != null ) {
Gizmos.DrawLine((Vector2)agent.position, (Vector2)agent.position + offset);
Gizmos.DrawLine((Vector2)agent.position + offset, (Vector2)agent.position + offset + ( (Vector2)agent.right * maxDistance.value ));
Gizmos.DrawWireSphere((Vector2)agent.position + offset + ( (Vector2)agent.right * maxDistance.value ), 0.1f);
Gizmos.DrawWireSphere((Vector2)agent.position, awarnessDistance.value);
Gizmos.matrix = Matrix4x4.TRS((Vector2)agent.position + offset, agent.rotation, Vector3.one);
Gizmos.DrawFrustum(Vector3.zero, viewAngle.value, 5, 0, 1f);
}
}
}
}