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curvesWrapper.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_CURVESWRAPPER_H__
25 #define __GUSD_CURVESWRAPPER_H__
26 
27 #include "primWrapper.h"
28 
29 #include "pxr/pxr.h"
31 
33 
34 
36 {
37 public:
39  const GT_PrimitiveHandle& sourcePrim,
40  const UsdStagePtr& stage,
41  const SdfPath& path,
42  bool isOverride = false );
44  const UsdGeomBasisCurves& usdCurves,
46  GusdPurposeSet purposes );
47 
48  ~GusdCurvesWrapper() override;
49 
50  const UsdGeomImageable getUsdPrim() const override { return m_usdCurves; }
51 
52  bool redefine(
53  const UsdStagePtr& stage,
54  const SdfPath& path,
55  const GusdContext& ctxt,
56  const GT_PrimitiveHandle& sourcePrim ) override;
57 
58  const char* className() const override;
59 
60  void enlargeBounds(UT_BoundingBox boxes[], int nsegments) const override;
61 
62  int getMotionSegments() const override;
63 
64  int64 getMemoryUsage() const override;
65 
66  GT_PrimitiveHandle doSoftCopy() const override;
67 
68  bool
69  updateFromGTPrim(const GT_PrimitiveHandle& sourcePrim,
70  const UT_Matrix4D& houXform,
71  const GusdContext& ctxt,
72  GusdSimpleXformCache& xformCache ) override;
73 
74  bool isValid() const override;
75 
76  bool refine(GT_Refine& refiner,
77  const GT_RefineParms* parms=NULL) const override;
78 public:
79 
80  static GT_PrimitiveHandle
81  defineForWrite( const GT_PrimitiveHandle& sourcePrim,
82  const UsdStagePtr& stage,
83  const SdfPath& path,
84  const GusdContext& ctxt);
85 
86  static GT_PrimitiveHandle
87  defineForRead( const UsdGeomImageable& sourcePrim,
88  UsdTimeCode time,
89  GusdPurposeSet purposes );
90 
91 private:
92  bool initUsdPrim( const UsdStagePtr& stage,
93  const SdfPath& path,
94  bool asOverride);
95 
96  UsdGeomBasisCurves m_usdCurves;
97  bool m_forceCreateNewGeo;
98 };
99 
101 
102 #endif // __GUSD_CURVESWRAPPER_H__
A GT_Primitive that wraps a USD Prim.
Definition: primWrapper.h:90
bool refine(GT_Refine &refiner, const GT_RefineParms *parms=NULL) const override
const UsdGeomImageable getUsdPrim() const override
Definition: curvesWrapper.h:50
~GusdCurvesWrapper() override
GT_API const UT_StringHolder time
GLsizei const GLchar *const * path
Definition: glcorearb.h:3341
GT_PrimitiveHandle doSoftCopy() const override
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.
const char * className() const override
static GT_PrimitiveHandle defineForRead(const UsdGeomImageable &sourcePrim, UsdTimeCode time, GusdPurposeSet purposes)
bool updateFromGTPrim(const GT_PrimitiveHandle &sourcePrim, const UT_Matrix4D &houXform, const GusdContext &ctxt, GusdSimpleXformCache &xformCache) override
bool isValid() const override
Return true if the underlying USD prim is valid.
long long int64
Definition: SYS_Types.h:116
Definition: path.h:290
Processes primitives generated by refinement process.
Definition: GT_Refine.h:20
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1432
int getMotionSegments() const override
GusdCurvesWrapper(const GT_PrimitiveHandle &sourcePrim, const UsdStagePtr &stage, const SdfPath &path, bool isOverride=false)
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91
int64 getMemoryUsage() const override
GusdPurposeSet
Definition: purpose.h:39
static GT_PrimitiveHandle defineForWrite(const GT_PrimitiveHandle &sourcePrim, const UsdStagePtr &stage, const SdfPath &path, const GusdContext &ctxt)
std::map< SdfPath, UT_Matrix4D > GusdSimpleXformCache
Definition: primWrapper.h:88
void enlargeBounds(UT_BoundingBox boxes[], int nsegments) const override