XCEngine/managed/XCEngine.RenderPipelines.Universal/Rendering/Universal/ScriptableRendererFeature.cs

using XCEngine;
using XCEngine.Rendering;

namespace XCEngine.Rendering.Universal
{
    public abstract class ScriptableRendererFeature
    {
        private bool m_disposed;
        private bool m_runtimeCreated;

        protected ScriptableRendererFeature()
        {
        }

        public bool isActive { get; set; } = true;

        internal void CreateInstance()
        {
            if (m_runtimeCreated)
            {
                return;
            }

            m_disposed = false;
            Create();
            m_runtimeCreated = true;
        }

        internal void ReleaseRuntimeResourcesInstance()
        {
            if (m_disposed)
            {
                return;
            }

            ReleaseRuntimeResources();
            m_disposed = true;
            m_runtimeCreated = false;
        }

        public virtual void Create()
        {
        }

        public virtual void ConfigureCameraRenderRequest(
            CameraRenderRequestContext context)
        {
        }

        public virtual void ConfigureCameraFramePlan(
            ScriptableRenderPipelinePlanningContext context)
        {
        }

        public virtual void AddRenderPasses(
            ScriptableRenderer renderer,
            RenderingData renderingData)
        {
        }

        protected bool HasDirectionalShadow(
            CameraRenderRequestContext context)
        {
            return context != null &&
                   InternalCalls
                       .Rendering_CameraRenderRequestContext_GetHasDirectionalShadow(
                           context.nativeHandle);
        }

        protected void ClearDirectionalShadow(
            CameraRenderRequestContext context)
        {
            if (context == null)
            {
                return;
            }

            InternalCalls
                .Rendering_CameraRenderRequestContext_ClearDirectionalShadow(
                    context.nativeHandle);
        }

        protected virtual void ReleaseRuntimeResources()
        {
        }
    }
}