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pointsWrapper.h
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1 //
2 // Copyright 2017 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
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14 // You may obtain a copy of the Apache License at
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24 #ifndef __GUSD_POINTSWRAPPER_H__
25 #define __GUSD_POINTSWRAPPER_H__
26 
27 #include "primWrapper.h"
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usd/usdGeom/points.h"
31 
33 
34 
36 {
37 public:
39  const UsdStagePtr& stage,
40  const SdfPath& path,
41  bool isOverride = false );
42 
44  const UsdGeomPoints& usdPoints,
45  UsdTimeCode t,
46  GusdPurposeSet purposes );
47 
48  ~GusdPointsWrapper() override;
49 
50  // GusdGT_Primitive interface -----------------------------------------------
51 
52  const UsdGeomImageable getUsdPrim() const override { return m_usdPoints; }
53 
54  bool redefine(
55  const UsdStagePtr& stage,
56  const SdfPath& path,
57  const GusdContext& ctxt,
58  const GT_PrimitiveHandle& sourcePrim ) override;
59 
60  const char* className() const override;
61 
62  void enlargeBounds(UT_BoundingBox boxes[], int nsegments) const override;
63 
64  int getMotionSegments() const override;
65 
66  int64 getMemoryUsage() const override;
67 
68  GT_PrimitiveHandle doSoftCopy() const override;
69 
70  bool
71  updateFromGTPrim(const GT_PrimitiveHandle& sourcePrim,
72  const UT_Matrix4D& houXform,
73  const GusdContext& ctxt,
74  GusdSimpleXformCache& xformCache ) override;
75 
76  bool isValid() const override;
77 
78  bool refine(GT_Refine& refiner,
79  const GT_RefineParms* parms=NULL) const override;
80 
81  // -------------------------------------------------------------------------
82 
83 public:
84 
85  static GT_PrimitiveHandle
86  defineForWrite(const GT_PrimitiveHandle& sourcePrim,
87  const UsdStagePtr& stage,
88  const SdfPath& path,
89  const GusdContext& ctxt);
90 
91  static GT_PrimitiveHandle
92  defineForRead( const UsdGeomImageable& sourcePrim,
94  GusdPurposeSet purposes );
95 
96 private:
97  bool initUsdPrim(const UsdStagePtr& stage,
98  const SdfPath& path,
99  bool asOverride);
100 
101  UsdGeomPoints m_usdPoints;
102 };
103 
105 
106 #endif // __GUSD_POINTSWRAPPER_H__
107 
A GT_Primitive that wraps a USD Prim.
Definition: primWrapper.h:90
~GusdPointsWrapper() override
GT_API const UT_StringHolder time
const char * className() const override
GLsizei const GLchar *const * path
Definition: glcorearb.h:3341
bool redefine(const UsdStagePtr &stage, const SdfPath &path, const GusdContext &ctxt, const GT_PrimitiveHandle &sourcePrim) override
Create a new USD prim to match GT primitive.
int64 getMemoryUsage() const override
long long int64
Definition: SYS_Types.h:116
Definition: path.h:290
GLdouble t
Definition: glad.h:2397
GT_PrimitiveHandle doSoftCopy() const override
Processes primitives generated by refinement process.
Definition: GT_Refine.h:20
const UsdGeomImageable getUsdPrim() const override
Definition: pointsWrapper.h:52
bool updateFromGTPrim(const GT_PrimitiveHandle &sourcePrim, const UT_Matrix4D &houXform, const GusdContext &ctxt, GusdSimpleXformCache &xformCache) override
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1432
int getMotionSegments() const override
bool isValid() const override
Return true if the underlying USD prim is valid.
static GT_PrimitiveHandle defineForWrite(const GT_PrimitiveHandle &sourcePrim, const UsdStagePtr &stage, const SdfPath &path, const GusdContext &ctxt)
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91
bool refine(GT_Refine &refiner, const GT_RefineParms *parms=NULL) const override
GusdPointsWrapper(const UsdStagePtr &stage, const SdfPath &path, bool isOverride=false)
static GT_PrimitiveHandle defineForRead(const UsdGeomImageable &sourcePrim, UsdTimeCode time, GusdPurposeSet purposes)
GusdPurposeSet
Definition: purpose.h:39
std::map< SdfPath, UT_Matrix4D > GusdSimpleXformCache
Definition: primWrapper.h:88
void enlargeBounds(UT_BoundingBox boxes[], int nsegments) const override