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o3de/Gems/SceneProcessing/Code/Source/SceneBuilder/SceneSerializationHandler.cpp

96 lines
3.4 KiB
C++

/*
* 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
*
*/
#include <SceneBuilder/SceneSerializationHandler.h>
#include <AssetBuilderSDK/AssetBuilderSDK.h>
#include <AzCore/IO/SystemFile.h>
#include <AzCore/Serialization/SerializeContext.h>
#include <AzCore/Serialization/EditContextConstants.inl>
#include <AzCore/std/algorithm.h>
#include <AzCore/std/string/conversions.h>
#include <AzFramework/StringFunc/StringFunc.h>
#include <AzToolsFramework/API/EditorAssetSystemAPI.h>
#include <AzToolsFramework/Debug/TraceContext.h>
#include <SceneAPI/SceneCore/Events/AssetImportRequest.h>
#include <SceneAPI/SceneCore/Utilities/Reporting.h>
#include <SceneAPI/SceneCore/Components/LoadingComponent.h>
namespace SceneBuilder
{
void SceneSerializationHandler::Activate()
{
BusConnect();
}
void SceneSerializationHandler::Deactivate()
{
BusDisconnect();
}
void SceneSerializationHandler::Reflect(AZ::ReflectContext* context)
{
AZ::SerializeContext* serializeContext = azrtti_cast<AZ::SerializeContext*>(context);
if (serializeContext)
{
serializeContext->Class<SceneSerializationHandler, AZ::Component>()->Version(1)
->Attribute(AZ::Edit::Attributes::SystemComponentTags, AZStd::vector<AZ::Crc32>({ AssetBuilderSDK::ComponentTags::AssetBuilder }))
;
}
}
AZStd::shared_ptr<AZ::SceneAPI::Containers::Scene> SceneSerializationHandler::LoadScene(
const AZStd::string& filePath, AZ::Uuid sceneSourceGuid)
{
namespace Utilities = AZ::SceneAPI::Utilities;
using AZ::SceneAPI::Events::AssetImportRequest;
AZ_TraceContext("File", filePath);
if (sceneSourceGuid.IsNull())
{
AZ_TracePrintf(Utilities::ErrorWindow, "Invalid source guid for the scene file.");
return nullptr;
}
if (AZ::SceneAPI::Events::AssetImportRequest::IsManifestExtension(filePath.c_str()))
{
AZ_TracePrintf(Utilities::ErrorWindow, "Provided path contains the manifest path, not the path to the source file.");
return nullptr;
}
if (!AZ::SceneAPI::Events::AssetImportRequest::IsSceneFileExtension(filePath.c_str()))
{
AZ_TracePrintf(Utilities::ErrorWindow, "Provided path doesn't contain an extension supported by the SceneAPI.");
return nullptr;
}
if (AzFramework::StringFunc::Path::IsRelative(filePath.c_str()))
{
AZ_TracePrintf(Utilities::ErrorWindow, "Given file path is relative where an absolute path was expected.");
return nullptr;
}
if (!AZ::IO::SystemFile::Exists(filePath.c_str()))
{
AZ_TracePrintf(Utilities::ErrorWindow, "No file exists at given source path.");
return nullptr;
}
AZStd::shared_ptr<AZ::SceneAPI::Containers::Scene> scene = AssetImportRequest::LoadSceneFromVerifiedPath(
filePath, sceneSourceGuid, AssetImportRequest::RequestingApplication::AssetProcessor,
AZ::SceneAPI::SceneCore::LoadingComponent::TYPEINFO_Uuid());
if (!scene)
{
AZ_TracePrintf(Utilities::ErrorWindow, "Failed to load the requested scene.");
return nullptr;
}
return scene;
}
} // namespace SceneBuilder