Cortex  10.0.0-a4
MeshPrimitive.h
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34 
35 #ifndef IECORE_MESHPRIMITIVE_H
36 #define IECORE_MESHPRIMITIVE_H
37 
38 #include "IECore/Export.h"
39 #include "IECore/Primitive.h"
40 #include "IECore/VectorTypedData.h"
41 
42 namespace IECore
43 {
44 
45 IE_CORE_FORWARDDECLARE( MeshPrimitive )
46 
47 class PolygonIterator;
48 
56 class IECORE_API MeshPrimitive : public Primitive
57 {
58 
59  public:
60 
61  IE_CORE_DECLAREOBJECT( MeshPrimitive, Primitive );
62 
64  MeshPrimitive();
67  MeshPrimitive( ConstIntVectorDataPtr verticesPerFace, ConstIntVectorDataPtr vertexIds,
68  const std::string &interpolation = "linear", V3fVectorDataPtr p = nullptr );
69 
73 
74  size_t numFaces() const;
75  const IntVectorData *verticesPerFace() const;
76  int minVerticesPerFace() const;
77  int maxVerticesPerFace() const;
78  const IntVectorData *vertexIds() const;
79  const std::string &interpolation() const;
80  void setTopology( ConstIntVectorDataPtr verticesPerFace, ConstIntVectorDataPtr vertexIds, const std::string &interpolation = "linear" );
81  void setTopologyUnchecked( ConstIntVectorDataPtr verticesPerFace, ConstIntVectorDataPtr vertexIds, size_t numVertices, const std::string &interpolation = "linear" );
82  void setInterpolation( const std::string &interpolation );
83  PolygonIterator faceBegin();
84  PolygonIterator faceEnd();
86 
87  size_t variableSize( PrimitiveVariable::Interpolation interpolation ) const override;
88 
90  void render( Renderer *renderer ) const override;
91 
94  static MeshPrimitivePtr createBox( const Imath::Box3f &b );
96  static MeshPrimitivePtr createPlane( const Imath::Box2f &b, const Imath::V2i &divisions = Imath::V2i( 1 ) );
98  static MeshPrimitivePtr createSphere( float radius, float zMin = -1.0f, float zMax = 1.0f, float thetaMax = 360.0f, const Imath::V2i &divisions = Imath::V2i( 20, 40 ) );
99 
100  void topologyHash( MurmurHash &h ) const override;
101 
102  private:
103 
104  static const unsigned int m_ioVersion;
105 
106  IntVectorDataPtr m_verticesPerFace;
107  IntVectorDataPtr m_vertexIds;
108  size_t m_numVertices;
109  std::string m_interpolation;
110 
111  void computeMinMaxVertsPerFace() const;
112  mutable int m_minVerticesPerFace;
113  mutable int m_maxVerticesPerFace;
114 
115 };
116 
117 }
118 
119 #endif // IECORE_MESHPRIMITIVE
Definition: MeshPrimitive.h:56
Definition: MurmurHash.h:64
Definition: Renderer.h:93
Interpolation
Definition: PrimitiveVariable.h:53
Definition: Primitive.h:54
This namespace contains all components of the core library.
Definition: AddSmoothSkinningInfluencesOp.h:43