Cortex  10.0.0-a4
PointsPrimitiveEvaluator.h
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34 
35 #ifndef IECORE_POINTSPRIMITIVEEVALUATOR_H
36 #define IECORE_POINTSPRIMITIVEEVALUATOR_H
37 
38 #include "tbb/mutex.h"
39 
40 #include "IECore/Export.h"
41 #include "IECore/PrimitiveEvaluator.h"
42 #include "IECore/KDTree.h"
43 
44 namespace IECore
45 {
46 
47 IE_CORE_FORWARDDECLARE( PointsPrimitive )
48 
49 class IECORE_API PointsPrimitiveEvaluator : public PrimitiveEvaluator
53 {
54 
55  public :
56 
57  typedef PointsPrimitive PrimitiveType;
58 
59  IE_CORE_DECLARERUNTIMETYPED( PointsPrimitiveEvaluator, PrimitiveEvaluator );
60 
61  class IECORE_API Result : public PrimitiveEvaluator::Result
62  {
63  public :
64 
65  IE_CORE_DECLAREMEMBERPTR( Result );
66 
67  Imath::V3f point() const override;
69  Imath::V3f normal() const override;
71  Imath::V2f uv() const override;
73  Imath::V3f uTangent() const override;
75  Imath::V3f vTangent() const override;
76  size_t pointIndex() const ;
77 
78  Imath::V3f vectorPrimVar( const PrimitiveVariable &pv ) const override;
79  Imath::V2f vec2PrimVar( const PrimitiveVariable &pv ) const override;
80  float floatPrimVar( const PrimitiveVariable &pv ) const override;
81  int intPrimVar( const PrimitiveVariable &pv ) const override;
82  const std::string &stringPrimVar( const PrimitiveVariable &pv ) const override;
83  Imath::Color3f colorPrimVar( const PrimitiveVariable &pv ) const override;
84  half halfPrimVar( const PrimitiveVariable &pv ) const override;
85 
86  private :
87 
88  friend class PointsPrimitiveEvaluator;
89 
90  Result( PointsPrimitiveEvaluator::ConstPtr evaluator );
91 
92  template<typename T>
93  const T &primVar( const PrimitiveVariable &pv ) const;
94 
95  size_t m_pointIndex;
96  PointsPrimitiveEvaluator::ConstPtr m_evaluator;
97 
98  };
99  IE_CORE_DECLAREPTR( Result );
100 
101  PointsPrimitiveEvaluator( ConstPointsPrimitivePtr points );
102  ~PointsPrimitiveEvaluator() override;
103 
104  ConstPrimitivePtr primitive() const override;
105 
106  PrimitiveEvaluator::ResultPtr createResult() const override;
107  void validateResult( PrimitiveEvaluator::Result *result ) const override;
108 
111 
112  float surfaceArea() const override;
115  float volume() const override;
117  Imath::V3f centerOfGravity() const override;
119  bool closestPoint( const Imath::V3f &p, PrimitiveEvaluator::Result *result ) const override;
121  bool pointAtUV( const Imath::V2f &uv, PrimitiveEvaluator::Result *result ) const override;
123  bool intersectionPoint( const Imath::V3f &origin, const Imath::V3f &direction,
124  PrimitiveEvaluator::Result *result, float maxDistance = Imath::limits<float>::max() ) const override;
126  int intersectionPoints( const Imath::V3f &origin, const Imath::V3f &direction,
127  std::vector<PrimitiveEvaluator::ResultPtr> &results, float maxDistance = Imath::limits<float>::max() ) const override;
129 
130  protected :
131 
134  static PrimitiveEvaluatorPtr create( ConstPrimitivePtr primitive );
135  friend struct PrimitiveEvaluator::Description<PointsPrimitiveEvaluator>;
136  static PrimitiveEvaluator::Description<PointsPrimitiveEvaluator> g_evaluatorDescription;
137 
138  private :
139 
140 
141  friend class Result;
142 
143  PointsPrimitivePtr m_pointsPrimitive;
144  PrimitiveVariable m_p;
145  const std::vector<Imath::V3f> *m_pVector;
146 
147  void buildTree();
148  bool m_haveTree;
149  typedef tbb::mutex TreeMutex;
150  TreeMutex m_treeMutex;
151  V3fTree m_tree;
152 
153 };
154 
155 IE_CORE_DECLAREPTR( PointsPrimitiveEvaluator );
156 
157 } // namespace IECore
158 
159 #endif // IECORE_POINTSPRIMITIVEEVALUATOR_H
This namespace contains all components of the core library.
Definition: AddSmoothSkinningInfluencesOp.h:43