/*
* 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 <AzCore/RTTI/RTTI.h>
#include <AzCore/Memory/SystemAllocator.h>
#include <AtomCore/Instance/Instance.h>
#include <Atom/RPI.Public/Base.h>
#include <Atom/RPI.Public/Shader/ShaderResourceGroup.h>


namespace AZ
{
    namespace Render
    {
        class PostProcessFeatureProcessor;

        // Base class for post process settings and sub-settings classes
        // Provides helper functions for getting the scene, default view and render pipeline
        class PostProcessBase
        {
            friend class PostProcessFeatureProcessor;
        public:
            AZ_RTTI(AZ::Render::PostProcessBase, "{DDA620D0-12AB-471A-82F8-701BCD1A00D8}");
            AZ_CLASS_ALLOCATOR(PostProcessBase, SystemAllocator, 0);

            PostProcessBase(PostProcessFeatureProcessor* featureProcessor);

        protected:

            RPI::ShaderResourceGroup* GetSceneSrg() const;
            RPI::Scene* GetParentScene() const;
            AZ::Data::Instance<AZ::RPI::ShaderResourceGroup> GetDefaultViewSrg() const;

            PostProcessFeatureProcessor* m_featureProcessor = nullptr;
        };
    }
}