HdMeshTopology Class Reference

#include <meshTopology.h>

Inheritance diagram for HdMeshTopology:

Public Member Functions
HD_API	HdMeshTopology ()
HD_API	HdMeshTopology (const HdMeshTopology &, int refineLevel=0)
HD_API	HdMeshTopology (const PxOsdMeshTopology &, int refineLevel=0)
HD_API	HdMeshTopology (const TfToken &scheme, const TfToken &orientation, const VtIntArray &faceVertexCounts, const VtIntArray &faceVertexIndices, int refineLevel=0)
HD_API	HdMeshTopology (const TfToken &scheme, const TfToken &orientation, const VtIntArray &faceVertexCounts, const VtIntArray &faceVertexIndices, const VtIntArray &holeIndices, int refineLevel=0)
virtual HD_API	~HdMeshTopology ()
HD_API HdMeshTopology &	operator= (const HdMeshTopology &copy)
PxOsdMeshTopology const &	GetPxOsdMeshTopology () const
HD_API int	GetNumFaces () const
	Returns the num faces. More...
HD_API int	GetNumFaceVaryings () const
	Returns the num facevarying primvars. More...
HD_API int	GetNumPoints () const
	Returns the num points of the topology vert indices array. More...
TfToken const	GetScheme () const
	Returns the subdivision scheme. More...
int	GetRefineLevel () const
	Returns the refinement level. More...
VtIntArray const &	GetFaceVertexCounts () const
	Returns face vertex counts. More...
VtIntArray const &	GetFaceVertexIndices () const
	Returns face vertex indics. More...
TfToken const &	GetOrientation () const
	Returns orientation. More...
virtual HD_API ID	ComputeHash () const
	Returns the hash value of this topology to be used for instancing. More...
HD_API bool	operator== (HdMeshTopology const &other) const
	Equality check between two mesh topologies. More...
Hole
void	SetHoleIndices (VtIntArray const &holeIndices)
VtIntArray const &	GetHoleIndices () const
	Returns the hole face indices. More...
Subdivision
void	SetSubdivTags (PxOsdSubdivTags const &subdivTags)
	Sets subdivision tags. More...
PxOsdSubdivTags const &	GetSubdivTags () const
	Returns subdivision tags. More...
Geometry subsets
HD_API void	SetGeomSubsets (HdGeomSubsets const &geomSubsets)
	Sets geometry subsets. More...
HD_API HdGeomSubsets const &	GetGeomSubsets () const
	Returns geometry subsets. More...
Topological invisibility
HD_API void	SetInvisiblePoints (VtIntArray const &invisiblePoints)
HD_API VtIntArray const &	GetInvisiblePoints () const
HD_API void	SetInvisibleFaces (VtIntArray const &invisibleFaces)
HD_API VtIntArray const &	GetInvisibleFaces () const
Public Member Functions inherited from HdTopology
	HdTopology ()
virtual	~HdTopology ()

Static Public Member Functions
static HD_API bool	IsEnabledAdaptive ()
	Returns whether adaptive subdivision is enabled or not. More...
static HD_API int	ComputeNumPoints (VtIntArray const &verts)
	Returns the num points by looking vert indices array. More...

Protected Attributes
PxOsdMeshTopology	_topology
HdGeomSubsets	_geomSubsets
VtIntArray	_invisiblePoints
VtIntArray	_invisibleFaces
int	_refineLevel
int	_numPoints

Additional Inherited Members
Public Types inherited from HdTopology
typedef uint64_t	ID

Detailed Description

Topology data for meshes.

HdMeshTopology holds the raw input topology data for a mesh and is capable of computing derivative topological data (such as indices or subdivision stencil tables and patch tables).

Definition at line 38 of file meshTopology.h.

Constructor & Destructor Documentation

HD_API HdMeshTopology::HdMeshTopology

(

)

HD_API HdMeshTopology::HdMeshTopology	(	const HdMeshTopology &	,
		int	refineLevel = 0
	)

HD_API HdMeshTopology::HdMeshTopology	(	const PxOsdMeshTopology &	,
		int	refineLevel = 0
	)

HD_API HdMeshTopology::HdMeshTopology	(	const TfToken &	scheme,
		const TfToken &	orientation,
		const VtIntArray &	faceVertexCounts,
		const VtIntArray &	faceVertexIndices,
		int	refineLevel = 0
	)

HD_API HdMeshTopology::HdMeshTopology	(	const TfToken &	scheme,
		const TfToken &	orientation,
		const VtIntArray &	faceVertexCounts,
		const VtIntArray &	faceVertexIndices,
		const VtIntArray &	holeIndices,
		int	refineLevel = 0
	)

virtual HD_API HdMeshTopology::~HdMeshTopology ( )

virtual

Member Function Documentation

virtual HD_API ID HdMeshTopology::ComputeHash ( ) const

virtual

Returns the hash value of this topology to be used for instancing.

Implements HdTopology.

static HD_API int HdMeshTopology::ComputeNumPoints ( VtIntArray const &  verts )

static

Returns the num points by looking vert indices array.

VtIntArray const& HdMeshTopology::GetFaceVertexCounts ( ) const

inline

Returns face vertex counts.

Definition at line 100 of file meshTopology.h.

VtIntArray const& HdMeshTopology::GetFaceVertexIndices ( ) const

inline

Returns face vertex indics.

Definition at line 105 of file meshTopology.h.

HD_API HdGeomSubsets const& HdMeshTopology::GetGeomSubsets ( ) const

inline

Returns geometry subsets.

Definition at line 167 of file meshTopology.h.

VtIntArray const& HdMeshTopology::GetHoleIndices ( ) const

inline

Returns the hole face indices.

Definition at line 133 of file meshTopology.h.

HD_API VtIntArray const& HdMeshTopology::GetInvisibleFaces ( ) const

inline

Definition at line 193 of file meshTopology.h.

HD_API VtIntArray const& HdMeshTopology::GetInvisiblePoints ( ) const

inline

Definition at line 183 of file meshTopology.h.

HD_API int HdMeshTopology::GetNumFaces

(

)

const

Returns the num faces.

HD_API int HdMeshTopology::GetNumFaceVaryings

(

)

const

Returns the num facevarying primvars.

HD_API int HdMeshTopology::GetNumPoints

(

)

const

Returns the num points of the topology vert indices array.

TfToken const& HdMeshTopology::GetOrientation ( ) const

inline

Returns orientation.

Definition at line 110 of file meshTopology.h.

PxOsdMeshTopology const& HdMeshTopology::GetPxOsdMeshTopology ( ) const

inline

Definition at line 69 of file meshTopology.h.

int HdMeshTopology::GetRefineLevel ( ) const

inline

Returns the refinement level.

Definition at line 95 of file meshTopology.h.

TfToken const HdMeshTopology::GetScheme ( ) const

inline

Returns the subdivision scheme.

Definition at line 90 of file meshTopology.h.

PxOsdSubdivTags const& HdMeshTopology::GetSubdivTags ( ) const

inline

Returns subdivision tags.

Definition at line 149 of file meshTopology.h.

static HD_API bool HdMeshTopology::IsEnabledAdaptive ( )

static

Returns whether adaptive subdivision is enabled or not.

HD_API HdMeshTopology& HdMeshTopology::operator=

(

const HdMeshTopology &

copy

)

HD_API bool HdMeshTopology::operator==

(

HdMeshTopology const &

other

)

const

Equality check between two mesh topologies.

HD_API void HdMeshTopology::SetGeomSubsets ( HdGeomSubsets const &  geomSubsets )

inline

Sets geometry subsets.

Definition at line 161 of file meshTopology.h.

void HdMeshTopology::SetHoleIndices ( VtIntArray const &  holeIndices )

inline

Sets hole face indices. faceIndices needs to be sorted in ascending order.

Definition at line 128 of file meshTopology.h.

HD_API void HdMeshTopology::SetInvisibleFaces ( VtIntArray const &  invisibleFaces )

inline

Definition at line 188 of file meshTopology.h.

HD_API void HdMeshTopology::SetInvisiblePoints ( VtIntArray const &  invisiblePoints )

inline

Definition at line 178 of file meshTopology.h.

void HdMeshTopology::SetSubdivTags ( PxOsdSubdivTags const &  subdivTags )

inline

Sets subdivision tags.

Definition at line 144 of file meshTopology.h.

Member Data Documentation

HdGeomSubsets HdMeshTopology::_geomSubsets

protected

Definition at line 200 of file meshTopology.h.

VtIntArray HdMeshTopology::_invisibleFaces

protected

Definition at line 202 of file meshTopology.h.

VtIntArray HdMeshTopology::_invisiblePoints

protected

Definition at line 201 of file meshTopology.h.

int HdMeshTopology::_numPoints

protected

Definition at line 204 of file meshTopology.h.

int HdMeshTopology::_refineLevel

protected

Definition at line 203 of file meshTopology.h.

PxOsdMeshTopology HdMeshTopology::_topology

protected

Definition at line 199 of file meshTopology.h.

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The documentation for this class was generated from the following file:

• pxr/imaging/hd/meshTopology.h