smtk::session::polygon Namespace Reference

A session for planar polygonal model geometry. More...

Classes
class	ActiveFragmentTree
	The sweepline Interval Tree (IT), of active edge segments, is a set of offsets into the array of fragments. More...
class	CleanGeometry
	Create one or more edges given a set of point coordinates. More...
class	CreateEdge
	Create one or more edges given a set of point coordinates. More...
class	CreateEdgeFromPoints
	Create one edge given a set of point coordinates. More...
class	CreateEdgeFromVertices
	Create one or more edges given a set of point coordinates. More...
class	CreateFaces
	Create a face given a set of point coordinates or edges (but not both). More...
class	CreateFacesFromEdges
	Create a face given a set of point coordinates or edges (but not both). More...
class	CreateModel
	Create a polygonal model made up of vertices, edges, and faces. More...
class	CreateVertices
	Create a face given a set of point coordinates or edges (but not both). More...
class	Delete
	Create a polygonal model made up of vertices, edges, and faces. More...
class	DemoteVertex
	Create one or more edges given a set of point coordinates. More...
struct	EdgeFragment
	Structure to hold information about a portion of an edge-segment forming part of an output loop. More...
struct	EdgeFragmentComparator
	Functor to compare indices into a vector of EdgeFragments based on which fragment is above the other. More...
class	ExtractContours
	Create polygon edges from contours extraced from an image. More...
class	ForceCreateFace
	Create a face given a set of point coordinates or edges (but not both). More...
class	Import
	Import a CMB polygon model file. More...
class	ImportPPG
	Create a model resource from .ppg file input. More...
class	LegacyRead
	Read a legacy SMTK polygon model file. More...
struct	LoopInfo
	An internal structure used to hold a sequence of model edges which form a loop. More...
struct	ModelEdgeInfo
	An internal structure used when discovering edge loops. More...
class	Neighborhood
	Represent the neighborhood of a sweepline point, x. More...
class	Operation
	An operator using the polygon kernel. More...
class	Read
	Read an SMTK polygon model file. More...
class	Region
	A structure to hold chains of coedges bounding regions of space. More...
class	Registrar
class	Resource
class	Session
	Methods that handle translation between polygon and SMTK instances. More...
class	SessionIOJSON
	A base class for delegating session I/O to/from JSON. More...
class	SplitEdge
	Create one or more edges given a set of point coordinates. More...
class	SweepEvent
	Structure to hold data for a sweepline event (segment start, segment end, segment crossing). More...
struct	SweeplinePosition
class	TweakEdge
	Tweak the shape of a model edge by redefining its point coordinates. More...
class	Write
	Write a CMB polygon model file. More...

Typedefs
typedef smtk::shared_ptr< smtk::session::polygon::Session >	SessionPtr
typedef smtk::shared_ptr< const Session >	ConstSessionPtr
typedef std::vector< std::pair< size_t, internal::Segment > >	SegmentSplitsT
typedef std::map< internal::Id, LoopInfo >	LoopsById
	An internal structure that holds all the loops discovered, sorted by their lower-left bounding box coordinates.
typedef std::vector< EdgeFragment >	FragmentArray
typedef std::vector< std::pair< smtk::model::Edge, bool > >	OrientedEdges
typedef std::map< smtk::model::Edge, ModelEdgeInfo >	ModelEdgeMap
	An internal structure used to map model edges to information about the space between them.
typedef std::vector< std::pair< smtk::model::Edge, bool > >	EdgesWithOrientation
typedef std::set< FragmentId, EdgeFragmentComparator >	ActiveFragmentTreeType
typedef size_t	FragmentId
typedef std::set< SweepEvent >	SweepEventSet
	Sweep events ordered by their left-, lower-most point coordinates.
typedef std::vector< SweepEvent >	SweepEventArray
typedef int	RegionId
typedef smtk::common::UnionFind< RegionId >	RegionIdSet
	The set of all regions is a UnionFind (UF) data structure.
typedef std::map< RegionId, smtk::shared_ptr< Region > >	RegionDefinitions
	A map to hold each region's definition indexed by its UF region ID.

Functions
template<typename T >
smtk::model::Edge	findEdgeFromSegmentId (size_t cur, T &lkup)
template<typename T >
smtk::model::Vertex	findOrAddInputModelVertex (smtk::model::ResourcePtr resource, const internal::Point &splitPt, T &endpoints, internal::pmodel *mod, smtk::model::EntityRefArray &created)
bool	needEdgeSplit (const smtk::model::EntityRefs &prev, const smtk::model::EntityRefs &next, bool &splitPrev, bool &splitNext)
template<typename T , typename U >
bool	checkOneDirection (T &p0, T &q0, const U &p1, const U &q1)
template<typename T >
bool	checkBothDirections3 (T &p0, T &pt, T &q0, T &p1, T &q1, bool &matchDir)
template<typename T >
void	printPts (const std::string &msg, T begin, T end)
int	internal_createEdge (smtk::session::polygon::CreateEdge::Ptr edgeOp, smtk::attribute::AttributePtr opParams, smtk::model::EntityRefArray &createdEds, const smtk::model::Model &model, smtk::io::Logger &logger)
int	polyLines2modelEdges (vtkPolyData *mesh, smtk::operation::Operation::Ptr edgeOp, smtk::model::EntityRefArray &createdEds, smtk::attribute::DoubleItem::Ptr pointsItem, const vtkIdType *pts, vtkIdType npts, smtk::io::Logger &logger)
int	polyLines2modelEdgesAndFaces (vtkPolyData *mesh, smtk::model::Model &model, smtk::io::Logger &logger)
smtk::resource::ResourcePtr	legacyRead (const std::string &filename)
smtk::resource::ResourcePtr	read (const std::string &filename, const std::shared_ptr< smtk::common::Managers > &managers)
bool	write (const smtk::resource::ResourcePtr &resource, const std::shared_ptr< smtk::common::Managers > &managers)
internal::HighPrecisionCoord	dot2d (const internal::Coord oa[2], const internal::Coord oo[2])
internal::HighPrecisionCoord	cross2d (const internal::Coord oa[2], const internal::Coord oo[2])
internal::HighPrecisionCoord	deltacross2d (const internal::Point &a0, const internal::Point &a1, const internal::Point &b0, const internal::Point &b1)

Detailed Description

A session for planar polygonal model geometry.