namespace XCEngine.Rendering
{
    public struct RenderQueueRange
    {
        private const int kTransparentRenderQueue = 3000;

        public int lowerBound;
        public int upperBound;

        public RenderQueueRange(
            int lowerBound,
            int upperBound)
        {
            this.lowerBound = lowerBound;
            this.upperBound = upperBound;
        }

        public static RenderQueueRange All =>
            new RenderQueueRange(
                int.MinValue,
                int.MaxValue);

        public static RenderQueueRange Opaque =>
            new RenderQueueRange(
                int.MinValue,
                kTransparentRenderQueue - 1);

        public static RenderQueueRange Transparent =>
            new RenderQueueRange(
                kTransparentRenderQueue,
                int.MaxValue);
    }
}