76 lines
1.6 KiB
C++
76 lines
1.6 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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#ifndef NAZARA_VERTEXDECLARATION_HPP
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#define NAZARA_VERTEXDECLARATION_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <vector>
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enum nzElementType
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{
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nzElementType_Color,
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nzElementType_Double1,
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nzElementType_Double2,
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nzElementType_Double3,
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nzElementType_Double4,
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nzElementType_Float1,
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nzElementType_Float2,
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nzElementType_Float3,
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nzElementType_Float4
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};
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enum nzElementUsage
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{
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nzElementUsage_Diffuse,
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nzElementUsage_Normal,
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nzElementUsage_Position,
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nzElementUsage_Tangent,
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nzElementUsage_TexCoord
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};
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struct NzVertexElement
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{
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NzVertexElement() : stream(0), usageIndex(0) {}
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unsigned int offset;
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unsigned int stream;
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unsigned int usageIndex;
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nzElementType type;
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nzElementUsage usage;
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};
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class NAZARA_API NzVertexDeclaration
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{
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public:
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struct Element
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{
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unsigned int offset;
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unsigned int usageIndex;
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nzElementType type;
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nzElementUsage usage;
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};
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NzVertexDeclaration() = default;
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~NzVertexDeclaration() = default;
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bool Create(const NzVertexElement* elements, unsigned int elementCount);
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const Element* GetElement(unsigned int i, unsigned int stream = 0) const;
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unsigned int GetElementCount(unsigned int stream = 0) const;
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unsigned int GetStreamCount() const;
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unsigned int GetStride(unsigned int stream = 0) const;
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private:
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struct Stream
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{
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std::vector<Element> elements;
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unsigned int stride;
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};
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std::vector<Stream> m_streams;
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};
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#endif // NAZARA_VERTEXDECLARATION_HPP
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