2번 충돌하는 문제 해결

Assets/Scripts/ExtrudedMesh.cs

@@ -27,6 +27,12 @@ public class ExtrudedMesh : MonoBehaviour
     private MeshExtrusion.Edge[] precomputedEdges;
     int cnt = 0;
 
+    FlatlandMovement myMovement;
+
+    public Hash128 hash;
+
+    static int hashNum = 0;
+
     public class ExtrudedTrailSection
     {
         public Vector3 point;
@@ -42,6 +48,10 @@ public class ExtrudedMesh : MonoBehaviour
         GetComponent<MeshCollider>().sharedMesh = GetComponent<MeshFilter>().mesh;
         prevtime = Time.time;
         transform.SetAsFirstSibling();
+
+        myMovement = transform.parent.GetComponent<FlatlandMovement>();
+
+        hash = Hash128.Compute(gameObject.name + hashNum++);
     }
 
     List<ExtrudedTrailSection> sections = new List<ExtrudedTrailSection>();
@@ -60,6 +70,9 @@ public class ExtrudedMesh : MonoBehaviour
             {
                 var clone = Instantiate(transform.parent.gameObject, transform.parent.position, transform.parent.rotation);
                 clone.GetComponentInChildren<MeshFilter>().sharedMesh = clone.GetComponentInChildren<MeshFilter>().mesh;
+
+                clone.GetComponentInChildren<ExtrudedMesh>().hash = hash;
+
                 var x = clone.GetComponents(typeof(Component)); 
                 foreach(var t in x)
                 {
@@ -170,26 +183,40 @@ public class ExtrudedMesh : MonoBehaviour
 
     public void OnCollisionStay(Collision collision)
     {
-        if (transform.parent.GetComponent(typeof(FlatlandMovement)) == null)
+        if (myMovement == null)
+        {
             return;
+        }
         else
-            transform.parent.GetComponent<FlatlandMovement>().OnCollisionStaychild(collision);
+        {
+            myMovement.OnCollisionStaychild(collision);
+        }
     }
 
     public void OnCollisionEnter(Collision collision)
     {
-        if (transform.parent.GetComponent(typeof(FlatlandMovement)) == null)
+        if (myMovement == null)
+        {
             return;
+        }
         else
-            transform.parent.GetComponent<FlatlandMovement>().OnCollisionEnterchild(collision);
+        {
+            myMovement.OnCollisionEnterchild(collision);
+        }
+
     }
 
     public void OnCollisionExit(Collision collision)
     {
-        if (transform.parent.GetComponent(typeof(FlatlandMovement)) == null)
+        if (myMovement == null)
+        {
             return;
+        }
         else
-            transform.parent.GetComponent<FlatlandMovement>().OnCollisionExitchild(collision);
+        {
+            myMovement.OnCollisionExitchild(collision);
+        }
+
     }
 
 }

Assets/Scripts/FlatlandMovement.cs

@@ -46,6 +46,8 @@ public class FlatlandMovement : MonoBehaviour
     /// </summary>
     Queue<float> pathVelocitys = new Queue<float>();
 
+    List<Hash128> collisions = new List<Hash128>();
+
     protected void Start()
     {
         Physics.IgnoreLayerCollision(0, 1);
@@ -275,12 +277,27 @@ public class FlatlandMovement : MonoBehaviour
     /// <param name="collision"></param>
     public virtual void OnCollisionEnterchild(Collision collision)
     {
+
+        if(collision.gameObject.GetComponent<ExtrudedMesh>() == null)
+        {
+            return;
+        }
+
+        if(collisions.IndexOf(collision.gameObject.GetComponent<ExtrudedMesh>().hash) != -1)
+        {
+            return;
+        }
+
+        collisions.Add(collision.gameObject.GetComponent<ExtrudedMesh>().hash);
+
         var tmp = collision.GetContact(0).normal;
         tmp = new Vector3(tmp.x, 0, tmp.z);
         tmp = tmp.normalized;
         tmp *= 100;
         collisionforce = tmp;
         alpha += collisionforce;
+
+        Debug.Log(collisions.Count);
     }
     /// <summary>
     /// 나갔을때 호출
@@ -288,6 +305,18 @@ public class FlatlandMovement : MonoBehaviour
     /// <param name="collision"></param>
     public virtual void OnCollisionExitchild(Collision collision)
     {
+        if (collision.gameObject.GetComponent<ExtrudedMesh>() == null)
+        {
+            return;
+        }
+
+        if (collisions.IndexOf(collision.gameObject.GetComponent<ExtrudedMesh>().hash) == -1)
+        {
+            return;
+        }
+
+        collisions.Remove(collision.gameObject.GetComponent<ExtrudedMesh>().hash);
+
         alpha -= collisionforce;
         collisionforce = new Vector3(0, 0, 0);
     }