/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/

#pragma once

#include <Atom/Feature/DiffuseGlobalIllumination/DiffuseGlobalIlluminationFeatureProcessorInterface.h>

namespace AZ
{
    namespace Render
    {
        //! This class provides general features and configuration for the diffuse global illumination environment,
        //! which consists of DiffuseProbeGrids and the diffuse Global IBL cubemap.
        class DiffuseGlobalIlluminationFeatureProcessor final
            : public DiffuseGlobalIlluminationFeatureProcessorInterface
        {
        public:
            AZ_RTTI(AZ::Render::DiffuseGlobalIlluminationFeatureProcessor, "{14F7DF46-AA2C-49EF-8A2C-0A7CB7390BB7}", DiffuseGlobalIlluminationFeatureProcessorInterface);

            static void Reflect(AZ::ReflectContext* context);

            DiffuseGlobalIlluminationFeatureProcessor() = default;
            virtual ~DiffuseGlobalIlluminationFeatureProcessor() = default;

            void Activate() override;
            void Deactivate() override;

            // DiffuseGlobalIlluminationFeatureProcessorInterface overrides
            void SetQualityLevel(DiffuseGlobalIlluminationQualityLevel qualityLevel) override;

        private:
            AZ_DISABLE_COPY_MOVE(DiffuseGlobalIlluminationFeatureProcessor);

            // RPI::SceneNotificationBus::Handler overrides
            void OnRenderPipelinePassesChanged(RPI::RenderPipeline* renderPipeline) override;
            void OnRenderPipelineAdded(RPI::RenderPipelinePtr pipeline) override;

            void UpdatePasses();

            DiffuseGlobalIlluminationQualityLevel m_qualityLevel = DiffuseGlobalIlluminationQualityLevel::Low;
        };
    } // namespace Render
} // namespace AZ