using XCEngine;
using XCEngine.Rendering;

namespace XCEngine.Rendering.Universal
{
    internal sealed class UniversalRenderObjectsFeatureController
    {
        private DrawObjectsPass m_pass;

        public int AppendRuntimeStateHash(
            int hash,
            RenderObjectsFeatureSettings settings)
        {
            return settings != null
                ? settings.AppendRuntimeStateHash(hash)
                : hash;
        }

        public void Create(
            RenderObjectsFeatureSettings settings)
        {
            if (settings == null)
            {
                settings = new RenderObjectsFeatureSettings();
            }

            if (m_pass == null)
            {
                m_pass =
                    new DrawObjectsPass(
                        settings.passEvent,
                        settings.scenePhase,
                        settings.rendererListDesc,
                        settings.drawingSettings);
                return;
            }

            m_pass.Configure(
                settings.passEvent,
                settings.scenePhase,
                settings.rendererListDesc,
                settings.drawingSettings);
        }

        public void EnqueuePass(
            ScriptableRenderer renderer,
            RenderingData renderingData,
            RenderObjectsFeatureSettings settings)
        {
            Create(settings);
            UniversalMainSceneFeatureUtility.EnqueuePass(
                renderer,
                renderingData,
                m_pass);
        }
    }
}