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87 lines
2.5 KiB
87 lines
2.5 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// A class representing an abstract shape (ie drawable object) |
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// |
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//============================================================================= |
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#ifndef DMEFACESET_H |
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#define DMEFACESET_H |
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#ifdef _WIN32 |
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#pragma once |
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#endif |
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#include "datamodel/dmelement.h" |
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#include "datamodel/dmattribute.h" |
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#include "datamodel/dmattributevar.h" |
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#include "tier1/utlvector.h" |
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//----------------------------------------------------------------------------- |
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// Forward declarations |
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//----------------------------------------------------------------------------- |
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class CDmeMaterial; |
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//----------------------------------------------------------------------------- |
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// A class representing a face of a polygonal mesh |
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//----------------------------------------------------------------------------- |
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class CDmeFaceSet : public CDmElement |
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{ |
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DEFINE_ELEMENT( CDmeFaceSet, CDmElement ); |
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public: |
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// material accessors |
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CDmeMaterial *GetMaterial(); |
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void SetMaterial( CDmeMaterial *pMaterial ); |
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// Total number of indices in the face set including the -1 end of face designators |
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int NumIndices() const; |
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const int *GetIndices() const; |
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int AddIndices( int nCount ); |
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void SetIndex( int i, int nValue ); |
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void SetIndices( int nFirstIndex, int nCount, int *pIndices ); |
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int GetIndex( int i ) const; |
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// Returns the number of vertices in the next polygon |
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int GetNextPolygonVertexCount( int nFirstIndex ) const; |
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// Returns the number of triangulated indices total |
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int GetTriangulatedIndexCount() const; |
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// Total number of indices in the face set excluding the -1 end of face designators |
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int GetIndexCount() const; |
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// Removes multiple faces from the face set |
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void RemoveMultiple( int elem, int num ); |
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// Returns the number of faces in total... This should be the number of -1 indices in the face set |
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// Which should equal NumIndices() - GetIndexCount() but this function accounts for |
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// empty faces (which aren't counted as faces) and a missing -1 terminator at the end |
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int GetFaceCount() const; |
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private: |
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CDmaArray< int > m_indices; |
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CDmaElement< CDmeMaterial > m_material; |
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}; |
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//----------------------------------------------------------------------------- |
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// Inline methods |
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//----------------------------------------------------------------------------- |
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inline int CDmeFaceSet::NumIndices() const |
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{ |
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return m_indices.Count(); |
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} |
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inline const int *CDmeFaceSet::GetIndices() const |
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{ |
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return m_indices.Base(); |
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} |
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inline int CDmeFaceSet::GetIndex( int i ) const |
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{ |
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return m_indices[i]; |
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} |
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#endif // DMEFACESET_H
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