o3de/Gems/Atom/RPI/Code/Source/RPI.Builders/Model/MaterialAssetBuilderComponent.h

/*
 * Copyright (c) Contributors to the Open 3D Engine Project.
 * For complete copyright and license terms please see the LICENSE at the root of this distribution.
 *
 * SPDX-License-Identifier: Apache-2.0 OR MIT
 *
 */

#pragma once

#include <Atom/RPI.Builders/Model/ModelExporterContexts.h>
#include <AzCore/Serialization/Utils.h>
#include <SceneAPI/SceneCore/Components/ExportingComponent.h>
#include <SceneAPI/SceneCore/SceneBuilderDependencyBus.h>

namespace AZ
{
    namespace RPI
    {
        /**
         * Export materials from Scene
         */
        class MaterialAssetBuilderComponent : public SceneAPI::SceneCore::ExportingComponent
        {
    
        public:
            AZ_COMPONENT(
                MaterialAssetBuilderComponent,
                "{777BB521-FCFE-4382-B8FD-E1EAF846F5C9}",
                SceneAPI::SceneCore::ExportingComponent);

            MaterialAssetBuilderComponent();
            ~MaterialAssetBuilderComponent() override = default;

            SceneAPI::Events::ProcessingResult BuildMaterials(MaterialAssetBuilderContext& context) const;

            // Return the material assetid for material id
            static uint32_t GetMaterialAssetSubId(uint64_t materialUid);

            // Required for ExportingComponent
            static void Reflect(AZ::ReflectContext* context);

        private:

            SceneAPI::Events::ProcessingResult ConvertMaterials(MaterialAssetBuilderContext& context) const;
            SceneAPI::Events::ProcessingResult AssignDefaultMaterials(MaterialAssetBuilderContext& context) const;
            
            Data::Asset<MaterialAsset> GetDefaultMaterialAsset() const;
        };

        /**
         * Report dependencies for the MaterialAssetBuilderComponent
         */
        class MaterialAssetDependenciesComponent 
            : public Component
            , public SceneAPI::SceneBuilderDependencyBus::Handler
        {
        public:
            AZ_COMPONENT(MaterialAssetDependenciesComponent, "{02163945-D7B4-45D4-9729-4376E1195505}");

            static void Reflect(ReflectContext* context);

            MaterialAssetDependenciesComponent() = default;
            ~MaterialAssetDependenciesComponent() override = default;

            static void GetProvidedServices(ComponentDescriptor::DependencyArrayType& provided);
            static void GetIncompatibleServices(ComponentDescriptor::DependencyArrayType& incompatible);

            // AZ::Component overrides...
            void Activate() override;
            void Deactivate() override;

            // SceneAPI::SceneBuilderDependencyBus::Handler overrides...
            void ReportJobDependencies(SceneAPI::JobDependencyList& jobDependencyList, const char* platformIdentifier) override;
            void AddFingerprintInfo(AZStd::set<AZStd::string>& fingerprintInfo) override;
        };
    } // namespace RPI
} // namespace AZ