wwdpublic/Content.Client/_White/Lighting/Shaders/LightingOverlaySystem.cs

using Robust.Client.Graphics;
using Robust.Shared.Prototypes;

namespace Content.Client._White.Lighting.Shaders;

public sealed class LightingOverlaySystem : EntitySystem
{
    [Dependency] private readonly IOverlayManager _overlayManager = default!;
    [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
    private LightingOverlay? _lightingOverlay;

    public override void Initialize()
    {
        base.Initialize();

        _lightingOverlay = new LightingOverlay(EntityManager, _prototypeManager);
        _overlayManager.AddOverlay(_lightingOverlay);
    }

    public override void Shutdown()
    {
        base.Shutdown();

        if (_lightingOverlay == null)
            return;

        _overlayManager.RemoveOverlay(_lightingOverlay);
        _lightingOverlay.Dispose();
        _lightingOverlay = null;
    }
}