【Unity】Time.fixedDeltaTime を特定の範囲でのみ変更するクラス

ソースコード

using System;
using UnityEngine;

namespace Kogane
{
    public sealed class SetTimeFixedDeltaTimeScope : IDisposable
    {
        private readonly float m_oldFixedDeltaTime;

        private bool m_isDisposed;

        public SetTimeFixedDeltaTimeScope( float fixedDeltaTime )
        {
            m_oldFixedDeltaTime = Time.fixedDeltaTime;
            Time.fixedDeltaTime = fixedDeltaTime;
        }

        public void Dispose()
        {
            if ( m_isDisposed ) return;
            m_isDisposed = true;

            Time.fixedDeltaTime = m_oldFixedDeltaTime;
        }
    }
}