81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
// Copyright (C) 2015 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_INDEXBUFFER_HPP
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#define NAZARA_INDEXBUFFER_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Core/ObjectRef.hpp>
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#include <Nazara/Core/Signal.hpp>
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#include <Nazara/Utility/Buffer.hpp>
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class NzIndexBuffer;
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using NzIndexBufferConstRef = NzObjectRef<const NzIndexBuffer>;
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using NzIndexBufferRef = NzObjectRef<NzIndexBuffer>;
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class NAZARA_API NzIndexBuffer : public NzRefCounted
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{
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public:
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NzIndexBuffer() = default;
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NzIndexBuffer(bool largeIndices, NzBuffer* buffer);
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NzIndexBuffer(bool largeIndices, NzBuffer* buffer, unsigned int startOffset, unsigned int endOffset);
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NzIndexBuffer(bool largeIndices, unsigned int length, nzUInt32 storage = nzDataStorage_Software, nzBufferUsage usage = nzBufferUsage_Static);
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NzIndexBuffer(const NzIndexBuffer& indexBuffer);
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~NzIndexBuffer();
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unsigned int ComputeCacheMissCount() const;
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bool Fill(const void* data, unsigned int startIndex, unsigned int length, bool forceDiscard = false);
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bool FillRaw(const void* data, unsigned int offset, unsigned int size, bool forceDiscard = false);
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NzBuffer* GetBuffer() const;
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unsigned int GetEndOffset() const;
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unsigned int GetIndexCount() const;
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unsigned int GetStride() const;
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unsigned int GetStartOffset() const;
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bool HasLargeIndices() 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 startVertex = 0, unsigned int length = 0);
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void* Map(nzBufferAccess access, unsigned int startVertex = 0, unsigned int length = 0) const;
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void* MapRaw(nzBufferAccess access, unsigned int offset = 0, unsigned int size = 0);
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void* MapRaw(nzBufferAccess access, unsigned int offset = 0, unsigned int size = 0) const;
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void Optimize();
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void Reset();
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void Reset(bool largeIndices, NzBuffer* buffer);
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void Reset(bool largeIndices, NzBuffer* buffer, unsigned int startOffset, unsigned int endOffset);
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void Reset(bool largeIndices, unsigned int length, nzUInt32 storage = nzDataStorage_Software, nzBufferUsage usage = nzBufferUsage_Static);
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void Reset(const NzIndexBuffer& indexBuffer);
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bool SetStorage(nzUInt32 storage);
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void Unmap() const;
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NzIndexBuffer& operator=(const NzIndexBuffer& indexBuffer);
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template<typename... Args> static NzIndexBufferRef New(Args&&... args);
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// Signals
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NazaraSignal(OnIndexBufferRelease, const NzIndexBuffer*); //< Args: me
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private:
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NzBufferRef m_buffer;
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bool m_largeIndices;
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unsigned int m_endOffset;
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unsigned int m_indexCount;
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unsigned int m_startOffset;
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};
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#include <Nazara/Utility/IndexBuffer.inl>
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#endif // NAZARA_INDEXBUFFER_HPP
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