74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
// Copyright (C) 2014 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Utility module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_BUFFER_HPP
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#define NAZARA_BUFFER_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Core/NonCopyable.hpp>
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#include <Nazara/Core/Resource.hpp>
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#include <Nazara/Core/ResourceRef.hpp>
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#include <Nazara/Utility/Enums.hpp>
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class NzBuffer;
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using NzBufferConstRef = NzResourceRef<const NzBuffer>;
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using NzBufferRef = NzResourceRef<NzBuffer>;
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class NzAbstractBuffer;
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class NAZARA_API NzBuffer : public NzResource, NzNonCopyable
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{
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friend class NzUtility;
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public:
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using BufferFactory = NzAbstractBuffer* (*)(NzBuffer* parent, nzBufferType type);
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NzBuffer(nzBufferType type);
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NzBuffer(nzBufferType type, unsigned int size, nzDataStorage storage = nzDataStorage_Software, nzBufferUsage usage = nzBufferUsage_Static);
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~NzBuffer();
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bool CopyContent(const NzBuffer& buffer);
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bool Create(unsigned int size, nzDataStorage storage = nzDataStorage_Software, nzBufferUsage usage = nzBufferUsage_Static);
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void Destroy();
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bool Fill(const void* data, unsigned int offset, unsigned int size, bool forceDiscard = false);
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NzAbstractBuffer* GetImpl() const;
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unsigned int GetSize() const;
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nzDataStorage GetStorage() const;
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nzBufferType GetType() const;
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nzBufferUsage GetUsage() const;
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bool IsHardware() const;
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bool IsValid() const;
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void* Map(nzBufferAccess access, unsigned int offset = 0, unsigned int size = 0);
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void* Map(nzBufferAccess access, unsigned int offset = 0, unsigned int size = 0) const;
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bool SetStorage(nzDataStorage storage);
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void Unmap() const;
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static bool IsSupported(nzDataStorage storage);
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static void SetBufferFactory(nzDataStorage storage, BufferFactory func);
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private:
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static bool Initialize();
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static void Uninitialize();
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nzBufferType m_type;
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nzBufferUsage m_usage;
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nzDataStorage m_storage;
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NzAbstractBuffer* m_impl;
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unsigned int m_size;
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static BufferFactory s_bufferFactories[nzDataStorage_Max+1];
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};
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#endif // NAZARA_BUFFER_HPP
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