/******************************************************************************
 * Copyright (C) Ultraleap, Inc. 2011-2021.                                   *
 *                                                                            *
 * Use subject to the terms of the Apache License 2.0 available at            *
 * http://www.apache.org/licenses/LICENSE-2.0, or another agreement           *
 * between Ultraleap and you, your company or other organization.             *
 ******************************************************************************/

using Leap.Unity.Infix;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace Leap.Unity.Geometry
{

    public struct LocalSegment2
    {

        public Vector2 a, b;

        public LocalSegment2(Vector2 a, Vector2 b)
        {
            this.a = a;
            this.b = b;
        }

        /// <summary>
        /// Given a point _on the segment_, parameterizes that point into a value such that
        /// a + (b - a).magnitude * value = b.
        /// </summary>
        public float Parameterize(Vector2 pointOnSegment)
        {
            if ((a - b).sqrMagnitude < float.Epsilon) return 0f;
            return (pointOnSegment - a).magnitude / (b - a).magnitude;
        }

        //public LocalSegment3 WithZ(float z) {
        //  return new LocalSegment3(a.WithZ(z), b.WithZ(z));
        //}

    }

}