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Core/AppFilesystemComponent: Use hash as key for resource parameters

This commit is contained in:
SirLynix 2023-07-17 19:07:45 +02:00
parent f2bc1bff7a
commit cbe055d412
6 changed files with 11 additions and 108 deletions
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1
include/Nazara/Core.hpp
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@ -79,7 +79,6 @@
#include <Nazara/Core/ResourceLoader.hpp>
#include <Nazara/Core/ResourceManager.hpp>
#include <Nazara/Core/ResourceParameters.hpp>
#include <Nazara/Core/ResourceRegistry.hpp>
#include <Nazara/Core/ResourceSaver.hpp>
#include <Nazara/Core/SerializationContext.hpp>
#include <Nazara/Core/SignalHandlerAppComponent.hpp>

16
include/Nazara/Core/AppFilesystemComponent.hpp
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@ -13,20 +13,10 @@
#include <Nazara/Core/ResourceParameters.hpp>
#include <Nazara/Core/VirtualDirectory.hpp>
#include <memory>
#include <vector>
#include <unordered_map>
namespace Nz
{
class Font;
class Image;
class ImageStream;
class Material;
class MaterialInstance;
class Mesh;
class SoundBuffer;
class SoundStream;
class Texture;
class NAZARA_CORE_API AppFilesystemComponent : public ApplicationComponent
{
public:
@ -54,13 +44,11 @@ namespace Nz
AppFilesystemComponent& operator=(const AppFilesystemComponent&) = delete;
AppFilesystemComponent& operator=(AppFilesystemComponent&&) = delete;
static inline void RegisterResourceTypes();
private:
template<typename T, typename... ExtraArgs> std::shared_ptr<T> LoadImpl(std::string_view assetPath, const typename T::Params& params, ExtraArgs&&... args);
template<typename T, typename... ExtraArgs> std::shared_ptr<T> OpenImpl(std::string_view assetPath, const typename T::Params& params, ExtraArgs&&... args);
std::vector<std::unique_ptr<ResourceParameters>> m_defaultParameters;
std::unordered_map<UInt64 /*typehash*/, std::unique_ptr<ResourceParameters>> m_defaultParameters;
VirtualDirectoryPtr m_rootDirectory;
};
}

50
include/Nazara/Core/AppFilesystemComponent.inl
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@ -3,7 +3,8 @@
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Core/Error.hpp>
#include <Nazara/Core/ResourceRegistry.hpp>
#include <NazaraUtils/Hash.hpp>
#include <NazaraUtils/TypeName.hpp>
#include <stdexcept>
#include <Nazara/Core/Debug.hpp>
@ -21,17 +22,18 @@ namespace Nz
inline AppFilesystemComponent::AppFilesystemComponent(ApplicationBase& app) :
ApplicationComponent(app)
{
RegisterResourceTypes();
}
template<typename T>
const typename T::Params* AppFilesystemComponent::GetDefaultResourceParameters() const
{
std::size_t resourceIndex = ResourceRegistry<T>::GetResourceId();
if (resourceIndex >= m_defaultParameters.size())
constexpr UInt64 typeHash = FNV1a64(TypeName<T>());
auto it = m_defaultParameters.find(typeHash);
if (it == m_defaultParameters.end())
return nullptr;
return static_cast<const typename T::Params*>(m_defaultParameters[resourceIndex].get());
return static_cast<const typename T::Params*>(it->second.get());
}
VirtualDirectoryPtr AppFilesystemComponent::GetDirectory(std::string_view assetPath)
@ -84,43 +86,9 @@ namespace Nz
template<typename T>
void AppFilesystemComponent::SetDefaultResourceParameters(typename T::Params params)
{
std::size_t resourceIndex = ResourceRegistry<T>::GetResourceId();
if (resourceIndex >= m_defaultParameters.size())
m_defaultParameters.resize(resourceIndex + 1);
constexpr UInt64 typeHash = FNV1a64(TypeName<T>());
m_defaultParameters[resourceIndex] = std::make_unique<typename T::Params>(std::move(params));
}
inline void AppFilesystemComponent::RegisterResourceTypes()
{
// TODO: Switch to hash-based approach like entt?
if (ResourceRegistry<Font>::GetResourceId() != 0)
throw std::runtime_error("Font has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<Image>::GetResourceId() != 1)
throw std::runtime_error("Image has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<ImageStream>::GetResourceId() != 2)
throw std::runtime_error("ImageStream has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<Material>::GetResourceId() != 3)
throw std::runtime_error("Material has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<MaterialInstance>::GetResourceId() != 4)
throw std::runtime_error("MaterialInstance has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<Mesh>::GetResourceId() != 5)
throw std::runtime_error("Mesh has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<SoundBuffer>::GetResourceId() != 6)
throw std::runtime_error("SoundBuffer has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<SoundStream>::GetResourceId() != 7)
throw std::runtime_error("SoundStream has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
if (ResourceRegistry<Texture>::GetResourceId() != 8)
throw std::runtime_error("Texture has wrong resource index, please initialize AppFilesystemComponent before using ResourceRegistry");
m_defaultParameters[typeHash] = std::make_unique<typename T::Params>(std::move(params));
}
template<typename T, typename... ExtraArgs>

24
include/Nazara/Core/ResourceRegistry.hpp
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@ -1,24 +0,0 @@
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_CORE_RESOURCEREGISTRY_HPP
#define NAZARA_CORE_RESOURCEREGISTRY_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/Config.hpp>
namespace Nz
{
template<typename T>
struct ResourceRegistry
{
static std::size_t GetResourceId();
};
}
#include <Nazara/Core/ResourceRegistry.inl>
#endif // NAZARA_CORE_RESOURCEREGISTRY_HPP

26
include/Nazara/Core/ResourceRegistry.inl
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@ -1,26 +0,0 @@
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Core/Debug.hpp>
namespace Nz
{
namespace Detail
{
inline std::size_t ResourceTypeIndexCounter()
{
static std::size_t counter = 0;
return counter++;
}
}
template<typename T>
std::size_t ResourceRegistry<T>::GetResourceId()
{
static std::size_t typeId = Detail::ResourceTypeIndexCounter();
return typeId;
}
}
#include <Nazara/Core/DebugOff.hpp>

2
src/Nazara/Graphics/Graphics.cpp
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@ -177,8 +177,6 @@ namespace Nz
void Graphics::RegisterComponent(AppFilesystemComponent& component)
{
AppFilesystemComponent::RegisterResourceTypes();
TextureParams defaultTexParams;
defaultTexParams.renderDevice = m_renderDevice;