NazaraEngine/include/Nazara/Utility/UniformBuffer.hpp

70 lines
2.0 KiB
C++

// Copyright (C) 2017 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_UNIFORMBUFFER_HPP
#define NAZARA_UNIFORMBUFFER_HPP
#include <Nazara/Prerequisites.hpp>
#include <Nazara/Core/ObjectRef.hpp>
#include <Nazara/Core/Signal.hpp>
#include <Nazara/Utility/Buffer.hpp>
namespace Nz
{
class UniformBuffer;
using UniformBufferConstRef = ObjectRef<const UniformBuffer>;
using UniformBufferRef = ObjectRef<UniformBuffer>;
class NAZARA_UTILITY_API UniformBuffer : public RefCounted
{
public:
UniformBuffer() = default;
UniformBuffer(BufferRef buffer);
UniformBuffer(BufferRef buffer, UInt32 offset, UInt32 size);
UniformBuffer(UInt32 length, DataStorage storage, BufferUsageFlags usage);
UniformBuffer(const UniformBuffer& uniformBuffer);
UniformBuffer(UniformBuffer&&) = delete;
~UniformBuffer();
bool Fill(const void* data, UInt32 offset, UInt32 size);
inline const BufferRef& GetBuffer() const;
inline UInt32 GetEndOffset() const;
inline UInt32 GetStartOffset() const;
inline bool IsValid() const;
void* Map(BufferAccess access, UInt32 offset = 0, UInt32 size = 0);
void* Map(BufferAccess access, UInt32 offset = 0, UInt32 size = 0) const;
void Reset();
void Reset(BufferRef buffer);
void Reset(BufferRef buffer, UInt32 offset, UInt32 size);
void Reset(UInt32 size, DataStorage storage, BufferUsageFlags usage);
void Reset(const UniformBuffer& uniformBuffer);
void Unmap() const;
UniformBuffer& operator=(const UniformBuffer& uniformBuffer);
UniformBuffer& operator=(UniformBuffer&&) = delete;
template<typename... Args> static UniformBufferRef New(Args&&... args);
// Signals:
NazaraSignal(OnUniformBufferRelease, const UniformBuffer* /*UniformBuffer*/);
private:
BufferRef m_buffer;
UInt32 m_endOffset;
UInt32 m_startOffset;
};
}
#include <Nazara/Utility/UniformBuffer.inl>
#endif // NAZARA_UNIFORMBUFFER_HPP