NazaraEngine/include/Nazara/Utility/Buffer.hpp

90 lines
2.4 KiB
C++

// Copyright (C) 2015 Jérôme Leclercq
// This file is part of the "Nazara Engine - Utility module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_BUFFER_HPP
#define NAZARA_BUFFER_HPP
#include <Nazara/Prerequesites.hpp>
#include <Nazara/Core/ObjectRef.hpp>
#include <Nazara/Core/RefCounted.hpp>
#include <Nazara/Core/Signal.hpp>
#include <Nazara/Utility/Config.hpp>
#include <Nazara/Utility/Enums.hpp>
namespace Nz
{
class Buffer;
using BufferConstRef = ObjectRef<const Buffer>;
using BufferRef = ObjectRef<Buffer>;
class AbstractBuffer;
class NAZARA_UTILITY_API Buffer : public RefCounted
{
friend class Utility;
public:
using BufferFactory = AbstractBuffer* (*)(Buffer* parent, BufferType type);
Buffer(BufferType type);
Buffer(BufferType type, unsigned int size, UInt32 storage = DataStorage_Software, BufferUsage usage = BufferUsage_Static);
Buffer(const Buffer&) = delete;
Buffer(Buffer&&) = delete;
~Buffer();
bool CopyContent(const Buffer& buffer);
bool Create(unsigned int size, UInt32 storage = DataStorage_Software, BufferUsage usage = BufferUsage_Static);
void Destroy();
bool Fill(const void* data, unsigned int offset, unsigned int size, bool forceDiscard = false);
AbstractBuffer* GetImpl() const;
unsigned int GetSize() const;
UInt32 GetStorage() const;
BufferType GetType() const;
BufferUsage GetUsage() const;
bool IsHardware() const;
bool IsValid() const;
void* Map(BufferAccess access, unsigned int offset = 0, unsigned int size = 0);
void* Map(BufferAccess access, unsigned int offset = 0, unsigned int size = 0) const;
bool SetStorage(UInt32 storage);
void Unmap() const;
Buffer& operator=(const Buffer&) = delete;
Buffer& operator=(Buffer&&) = delete;
static bool IsStorageSupported(UInt32 storage);
template<typename... Args> static BufferRef New(Args&&... args);
static void SetBufferFactory(UInt32 storage, BufferFactory func);
// Signals:
NazaraSignal(OnBufferDestroy, const Buffer* /*buffer*/);
NazaraSignal(OnBufferRelease, const Buffer* /*buffer*/);
private:
static bool Initialize();
static void Uninitialize();
BufferType m_type;
BufferUsage m_usage;
UInt32 m_storage;
AbstractBuffer* m_impl;
unsigned int m_size;
static BufferFactory s_bufferFactories[DataStorage_Max+1];
};
}
#include <Nazara/Utility/Buffer.inl>
#endif // NAZARA_BUFFER_HPP