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o3de/Gems/Atom/RPI/Code/Source/RPI.Edit/Material/MaterialFunctorSourceDataSe...

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6.1 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.Edit/Material/MaterialFunctorSourceDataSerializer.h>
#include <Atom/RPI.Edit/Material/MaterialTypeSourceData.h>
#include <Atom/RPI.Edit/Common/AssetUtils.h>
#include <Atom/RPI.Edit/Common/JsonFileLoadContext.h>
#include <Atom/RPI.Edit/Material/MaterialFunctorSourceDataRegistration.h>
#include <AzCore/Serialization/Json/JsonUtils.h>
#include <AzCore/Serialization/Json/BaseJsonSerializer.h>
#include <AzCore/Serialization/Json/JsonSerializationResult.h>
#include <AzCore/Serialization/Json/JsonSerialization.h>
#include <AzCore/Serialization/Json/StackedString.h>
namespace AZ
{
namespace RPI
{
namespace
{
constexpr const char TypeField[] = "type";
constexpr const char ArgsField[] = "args";
}
AZ_CLASS_ALLOCATOR_IMPL(JsonMaterialFunctorSourceDataSerializer, SystemAllocator, 0);
JsonSerializationResult::Result JsonMaterialFunctorSourceDataSerializer::Load(void* outputValue, const Uuid& outputValueTypeId,
const rapidjson::Value& inputValue, JsonDeserializerContext& context)
{
namespace JSR = JsonSerializationResult;
AZ_Assert(azrtti_typeid<MaterialFunctorSourceDataHolder>() == outputValueTypeId,
"Unable to deserialize material functor to json because the provided type is %s",
outputValueTypeId.ToString<AZStd::string>().c_str());
AZ_UNUSED(outputValueTypeId);
MaterialFunctorSourceDataHolder* functorHolder = reinterpret_cast<MaterialFunctorSourceDataHolder*>(outputValue);
AZ_Assert(functorHolder, "Output value for JsonMaterialFunctorSourceDataSerializer can't be null.");
JSR::ResultCode result(JSR::Tasks::ReadField);
if (!inputValue.IsObject())
{
return context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Unsupported, "Material functor data must be a JSON object.");
}
Uuid functorTypeId = 0;
if (!inputValue.HasMember(TypeField))
{
return context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Unsupported, "Functor type name is not specified.");
}
// Load the name first and find the type.
AZStd::string functorName;
result.Combine(ContinueLoadingFromJsonObjectField(&functorName, azrtti_typeid<AZStd::string>(), inputValue, TypeField, context));
functorTypeId = MaterialFunctorSourceDataRegistration::Get()->FindMaterialFunctorTypeIdByName(functorName);
if (functorTypeId == 0)
{
return context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Unsupported, "Functor type name is not registered.");
}
// Create the actual source data of the functor.
const SerializeContext::ClassData* actualClassData = context.GetSerializeContext()->FindClassData(functorTypeId);
if (actualClassData)
{
void* instance = actualClassData->m_factory->Create(actualClassData->m_name);
if (inputValue.HasMember(ArgsField))
{
result.Combine(ContinueLoading(instance, functorTypeId, inputValue[ArgsField], context));
}
else
{
result.Combine(JSR::ResultCode(JSR::Tasks::ReadField, JSR::Outcomes::DefaultsUsed));
}
functorHolder->m_actualSourceData = reinterpret_cast<MaterialFunctorSourceData*>(instance);
}
else
{
return context.Report(JSR::Tasks::ReadField, JSR::Outcomes::Unsupported, "Class data is not registered in the SerializeContext.");
}
return context.Report(result, "Successfully processed MaterialFunctorSourceData.");
}
JsonSerializationResult::Result JsonMaterialFunctorSourceDataSerializer::Store(rapidjson::Value& outputValue, const void* inputValue,
[[maybe_unused]] const void* defaultValue, const Uuid& valueTypeId, JsonSerializerContext& context)
{
namespace JSR = JsonSerializationResult;
AZ_Assert(azrtti_typeid<MaterialFunctorSourceDataHolder>() == valueTypeId,
"Unable to serialize material functor to json because the provided type is %s",
valueTypeId.ToString<AZStd::string>().c_str());
AZ_UNUSED(valueTypeId);
JSR::ResultCode result(JSR::Tasks::WriteValue);
outputValue.SetObject();
const MaterialFunctorSourceDataHolder* functorHolder = reinterpret_cast<const MaterialFunctorSourceDataHolder*>(inputValue);
if (!functorHolder->m_actualSourceData)
{
return context.Report(JSR::Tasks::WriteValue, JSR::Outcomes::Unsupported, "No actual functor source data lives in this holder.");
}
Uuid functorTypeId = functorHolder->m_actualSourceData->RTTI_GetType();
AZStd::string functorName = MaterialFunctorSourceDataRegistration::Get()->FindMaterialFunctorNameByTypeId(functorTypeId);
if (functorName.empty())
{
return context.Report(JSR::Tasks::WriteValue, JSR::Outcomes::Unsupported, "Functor name is not registered.");
}
const AZStd::string emptyString;
result.Combine(ContinueStoringToJsonObjectField(outputValue, TypeField, &functorName, &emptyString, azrtti_typeid<AZStd::string>(), context));
result.Combine(ContinueStoringToJsonObjectField(outputValue, ArgsField, functorHolder->m_actualSourceData.get(), nullptr, functorTypeId, context));
return context.Report(result, "Successfully processed MaterialFunctorSourceData.");
}
BaseJsonSerializer::OperationFlags JsonMaterialFunctorSourceDataSerializer::GetOperationsFlags() const
{
return OperationFlags::ManualDefault;
}
} // namespace RPI
} // namespace AZ