CameraCache.cs

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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See LICENSE in the project root for license information.

using UnityEngine;

namespace HoloToolkit.Unity
{
    public static class CameraCache
    {
        private static Camera cachedCamera;

        public static Camera Main
        {
            get
            {
                if (cachedCamera == null)
                {
                    return Refresh(Camera.main);
                }
                return cachedCamera;
            }
        }

        public static Camera Refresh(Camera newMain)
        {
            return cachedCamera = newMain;
        }
    }
}