public abstract void UpdateRenderLight(RenderLight re, bool forceUpdate = false);
public abstract void GetRenderLight(RenderLight re);
public override void GetRenderLight(RenderLight re) => throw new NotImplementedException();
public override void UpdateRenderLight(RenderLight re, bool forceUpdate = false) => throw new NotImplementedException();
public abstract void UpdateLightDef(Qhandle lightHandle, RenderLight rlight);
public abstract Qhandle AddLightDef(RenderLight rlight);
public RenderLight(RenderLight s) { }