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GT_PrimTetra.h
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1 /*
2  * Copyright (c) 2021
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25 
26 #ifndef __GT_PrimTetra__
27 #define __GT_PrimTetra__
28 
29 #include <GT/GT_GEOPrimCollect.h>
30 
31 namespace HDK_Sample {
32 
33 /// Hook to handle tesselation of tetra primitives
34 ///
35 /// When rendering tet primitives, collect all the tet primitives together,
36 /// then a single polygonal mesh is generated as a result.
38 {
39 public:
40  /// Register the GT collector
41  static void registerPrimitive(const GA_PrimitiveTypeId &id);
42 
43  /// Constructor. The @c id is used to bind the collector to the proper
44  /// primitive type.
46 
47  /// Destructor
48  ~GT_PrimTetraCollect() override;
49 
50  /// Return a structure to capture all the tet primitives
53  const GT_RefineParms *parms) const override;
54 
55  /// When refining a single tet primitive, we add it to the container
57  collect(const GT_GEODetailListHandle &geometry,
58  const GEO_Primitive *const* prim_list,
59  int nsegments,
60  GT_GEOPrimCollectData *data) const override;
61  /// At the end of collecting, the single outside skin is generated
63  endCollecting(const GT_GEODetailListHandle &geometry,
64  GT_GEOPrimCollectData *data) const override;
65 private:
66  GA_PrimitiveTypeId myId;
67 };
68 
69 } // End HDK_Sample namespace
70 
71 #endif
GT_GEOPrimCollectData * beginCollecting(const GT_GEODetailListHandle &geometry, const GT_RefineParms *parms) const override
Return a structure to capture all the tet primitives.
Definition: GT_PrimTetra.C:58
Collection data container.
GLint GLenum GLsizei GLint GLsizei const void * data
Definition: glew.h:1379
GT_PrimTetraCollect(const GA_PrimitiveTypeId &id)
Definition: GT_PrimTetra.C:44
static void registerPrimitive(const GA_PrimitiveTypeId &id)
Register the GT collector.
Definition: GT_PrimTetra.C:38
~GT_PrimTetraCollect() override
Destructor.
Definition: GT_PrimTetra.C:53
GT_PrimitiveHandle collect(const GT_GEODetailListHandle &geometry, const GEO_Primitive *const *prim_list, int nsegments, GT_GEOPrimCollectData *data) const override
When refining a single tet primitive, we add it to the container.
Definition: GT_PrimTetra.C:66
GT_PrimitiveHandle endCollecting(const GT_GEODetailListHandle &geometry, GT_GEOPrimCollectData *data) const override
At the end of collecting, the single outside skin is generated.
Definition: GT_PrimTetra.C:78
UT_SharedPtr< GT_GEODetailList > GT_GEODetailListHandle