CharacterPhysicsCollider

using UnityEngine;
using System.Collections;


[
 RequireComponent(typeof(PolygonCollider2D))
]
public class CharacterPhysicsCollider : MonoBehaviour
{
    protected Vector2[] originalPoints;

    PolygonCollider2D polygonCollider2D;

    void Start ()
    {
        polygonCollider2D=GetComponent<PolygonCollider2D> ();

        originalPoints=new Vector2[polygonCollider2D.points.Length];

        polygonCollider2D.points.CopyTo (originalPoints,0);
    }

    void Update()
    {
        FixColliderRotation ();
    }

    public void FixColliderRotation()
    {
        Vector2[] new_t=new Vector2[originalPoints.Length];

        for(int i=0;i<originalPoints.Length;i++)
        {
            new_t[i]=VectorConverter.ToVector2(transform.localRotation*VectorConverter.ToVector3(originalPoints[i]));
        }

        polygonCollider2D.points = new_t;
    }
}