87 lines
1.9 KiB
C++
87 lines
1.9 KiB
C++
// Copyright (C) 2012 Jérôme Leclercq
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// This file is part of the "Nazara Engine".
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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/Utility/Resource.hpp>
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enum nzBufferAccess
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{
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nzBufferAccess_DiscardAndWrite,
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nzBufferAccess_ReadOnly,
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nzBufferAccess_ReadWrite,
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nzBufferAccess_WriteOnly
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};
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enum nzBufferStorage
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{
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nzBufferStorage_Hardware,
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nzBufferStorage_Software
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};
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enum nzBufferType
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{
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nzBufferType_Index,
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nzBufferType_Vertex
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};
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enum nzBufferUsage
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{
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nzBufferUsage_Dynamic,
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nzBufferUsage_Static
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};
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class NzBufferImpl;
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class NzRenderer;
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class NAZARA_API NzBuffer : public NzResource, NzNonCopyable
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{
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friend class NzRenderer;
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public:
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NzBuffer(nzBufferType type);
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NzBuffer(nzBufferType type, unsigned int length, nzUInt8 typeSize, nzBufferUsage usage = nzBufferUsage_Static);
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~NzBuffer();
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bool CopyContent(NzBuffer& buffer);
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bool Create(unsigned int length, nzUInt8 typeSize, nzBufferUsage usage = nzBufferUsage_Static);
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void Destroy();
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bool Fill(const void* data, unsigned int offset, unsigned int length);
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void* GetBufferPtr();
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const void* GetBufferPtr() const;
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NzBufferImpl* GetImpl() const;
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unsigned int GetLength() const;
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unsigned int GetSize() const;
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nzBufferStorage GetStorage() const;
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nzBufferType GetType() const;
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nzUInt8 GetTypeSize() const;
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nzBufferUsage GetUsage() const;
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bool IsHardware() const;
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void* Map(nzBufferAccess access, unsigned int offset = 0, unsigned int length = 0);
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bool Unmap();
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static bool IsSupported(nzBufferStorage storage);
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private:
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nzBufferStorage m_storage;
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nzBufferType m_type;
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nzBufferUsage m_usage;
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nzUInt8 m_typeSize;
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NzBufferImpl* m_impl;
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unsigned int m_length;
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};
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#endif // NAZARA_BUFFER_HPP
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