You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Gems/Atom/RPI/Code/Source/RPI.Reflect/Image/StreamingImageAssetHandler.cpp

99 lines
4.4 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 <Atom/RPI.Reflect/Image/StreamingImageAssetHandler.h>
#include <Atom/RPI.Public/Image/ImageSystemInterface.h>
#include <AzCore/Settings/SettingsRegistry.h>
#include <AzFramework/Asset/AssetSystemBus.h>
namespace AZ
{
namespace RPI
{
Data::AssetHandler::LoadResult StreamingImageAssetHandler::LoadAssetData(
const Data::Asset<Data::AssetData>& asset,
AZStd::shared_ptr<Data::AssetDataStream> stream,
const Data::AssetFilterCB& assetLoadFilterCB)
{
AZ_UNUSED(assetLoadFilterCB);
StreamingImageAsset* assetData = asset.GetAs<StreamingImageAsset>();
AZ_Assert(assetData, "Asset is of the wrong type.");
AZ_Assert(m_serializeContext, "Unable to retrieve serialize context.");
Data::AssetHandler::LoadResult loadResult = Data::AssetHandler::LoadResult::Error;
if (assetData)
{
loadResult = Utils::LoadObjectFromStreamInPlace<StreamingImageAsset>(*stream, *assetData, m_serializeContext) ?
Data::AssetHandler::LoadResult::LoadComplete :
Data::AssetHandler::LoadResult::Error;
if (loadResult == Data::AssetHandler::LoadResult::LoadComplete)
{
// ImageMipChainAsset has some internal variables need to initialized after it was loaded.
StreamingImageAsset* assetData2 = asset.GetAs<StreamingImageAsset>();
assetData2->m_tailMipChain.Init();
}
}
return loadResult;
}
Data::AssetId StreamingImageAssetHandler::AssetMissingInCatalog(const Data::Asset<Data::AssetData>& asset)
{
// Find out if the asset is missing completely, or just still processing
// and escalate the asset to the top of the list
AzFramework::AssetSystem::AssetStatus missingAssetStatus;
AzFramework::AssetSystemRequestBus::BroadcastResult(
missingAssetStatus, &AzFramework::AssetSystem::AssetSystemRequests::GetAssetStatusById, asset.GetId().m_guid);
// Determine which fallback image to use
const char* relativePath = DefaultImageAssetPaths::DefaultFallback;
bool useDebugFallbackImages = true;
if (auto settingsRegistry = AZ::SettingsRegistry::Get(); settingsRegistry != nullptr)
{
settingsRegistry->GetObject(useDebugFallbackImages, "/O3DE/Atom/RPI/UseDebugFallbackImages");
}
if (useDebugFallbackImages)
{
switch (missingAssetStatus)
{
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Queued:
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Compiling:
relativePath = DefaultImageAssetPaths::Processing;
break;
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Failed:
relativePath = DefaultImageAssetPaths::ProcessingFailed;
break;
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Missing:
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Unknown:
case AzFramework::AssetSystem::AssetStatus::AssetStatus_Compiled:
relativePath = DefaultImageAssetPaths::Missing;
break;
}
}
// Make sure the fallback image has been processed
AzFramework::AssetSystem::AssetStatus status = AzFramework::AssetSystem::AssetStatus_Unknown;
AzFramework::AssetSystemRequestBus::BroadcastResult(
status, &AzFramework::AssetSystemRequestBus::Events::CompileAssetSync, relativePath);
// Return the asset id of the fallback image
Data::AssetId assetId{};
bool autoRegisterIfNotFound = false;
Data::AssetCatalogRequestBus::BroadcastResult(
assetId, &Data::AssetCatalogRequestBus::Events::GetAssetIdByPath, relativePath,
azrtti_typeid<AZ::RPI::StreamingImageAsset>(), autoRegisterIfNotFound);
return assetId;
}
} // namespace RPI
} // namespace AZ