/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * Licensed under the Oculus SDK License Agreement (the "License");
 * you may not use the Oculus SDK except in compliance with the License,
 * which is provided at the time of installation or download, or which
 * otherwise accompanies this software in either electronic or hard copy form.
 *
 * You may obtain a copy of the License at
 *
 * https://developer.oculus.com/licenses/oculussdk/
 *
 * Unless required by applicable law or agreed to in writing, the Oculus SDK
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using UnityEngine;

namespace Oculus.Interaction
{
    public static partial class Collisions
    {
        public static Vector3 ClosestPointToColliders(Vector3 point, Collider[] colliders)
        {
            Vector3 closestPoint = point;
            float closestDistance = float.MaxValue;
            foreach (Collider collider in colliders)
            {
                if (Collisions.IsPointWithinCollider(point, collider))
                {
                    return point;
                }

                Vector3 closest = collider.ClosestPoint(point);
                float distance = (closest - point).magnitude;
                if (distance < closestDistance)
                {
                    closestDistance = distance;
                    closestPoint = closest;
                }
            }

            return closestPoint;
        }
    }
}