A simple polygon in the XY plane. More...

#include <bayeux/geomtools/simple_polygon.h>

Inheritance diagram for geomtools::simple_polygon:

Classes
struct	wall_segment_type
	Data for a wall segment. More...

Public Types
enum	build_mode_type { BUILD_MODE_INVALID = 0, BUILD_MODE_BY_VERTICES = 1, BUILD_MODE_BY_SEGMENTS = 2 }
	Build mode. More...

enum	simple_polygon_wires_rendering_option_type { WR_SP_INTERNAL_EDGES = (WR_BASE_LAST << 1), WR_SP_LAST = (WR_SP_INTERNAL_EDGES), WR_SP_MASK }
	3D rendering options More...

typedef std::vector< wall_segment_type >	wall_segment_col_type
	Type alias for a collection of wall segment data. More...

Public Types inherited from geomtools::i_shape_2d
enum	faces_mask_type { FACE_NONE = face_identifier::FACE_BITS_NONE, FACE_UNIQUE = datatools::bit_mask::bit00, FACE_UP = FACE_UNIQUE, FACE_DOWN = datatools::bit_mask::bit01, FACE_ALL = FACE_UNIQUE }
	The up/down identifier of the face. More...

Public Types inherited from geomtools::i_object_3d
enum	dimensional_type { DIMENSIONAL_0 = 0, DIMENSIONAL_1 = 1, DIMENSIONAL_2 = 2, DIMENSIONAL_3 = 3 }
	Known dimensions. More...

typedef datatools::handle< i_object_3d >	handle_type
	A handle to a 3D object. More...

typedef std::map< std::string, object_entry >	handle_dict_type
	Dictionary of handle of 3D object entries. More...

Public Types inherited from datatools::i_tree_dumpable
enum	ostream_type { OSTREAM_COUT = 1, OSTREAM_CERR = 2, OSTREAM_CLOG = 3 }
	Enumeration for standard output streams. More...

Public Types inherited from geomtools::i_wires_3d_rendering
enum	wires_rendering_option_type { WR_NONE = 0, WR_BASE_GRID = datatools::bit_mask::bit00, WR_BASE_GRID_LOW_DENSITY = (WR_BASE_GRID << 1), WR_BASE_GRID_HIGH_DENSITY = (WR_BASE_GRID << 2), WR_BASE_GRID_VERY_HIGH_DENSITY = (WR_BASE_GRID << 3), WR_BASE_GRID_HUGE_DENSITY = (WR_BASE_GRID << 4), WR_BASE_LOW_ANGLE_SAMPLING = (WR_BASE_GRID << 5), WR_BASE_HIGH_ANGLE_SAMPLING = (WR_BASE_GRID << 6), WR_BASE_VERY_HIGH_ANGLE_SAMPLING = (WR_BASE_GRID << 7), WR_BASE_HUGE_ANGLE_SAMPLING = (WR_BASE_GRID << 8), WR_BASE_UNUSED_09 = (WR_BASE_GRID << 9), WR_BASE_UNUSED_10 = (WR_BASE_GRID << 10), WR_BASE_UNUSED_11 = (WR_BASE_GRID << 11), WR_BASE_UNUSED_12 = (WR_BASE_GRID << 12), WR_BASE_UNUSED_13 = (WR_BASE_GRID << 13), WR_BASE_BOUNDINGS = (WR_BASE_GRID << 14), WR_BASE_EXPLODE = (WR_BASE_GRID << 15), WR_BASE_LAST = (WR_BASE_EXPLODE), WR_BASE_MASK = datatools::bit_mask::nbits16 }
	Wires rendering optional flags. More...

enum	sampling_level_type { SL_NONE = 0, SL_LOW = 1, SL_NORMAL = 2, SL_HIGH = 3, SL_VERY_HIGH = 4, SL_HUGE = 5 }
	Sampling levels. More...

Public Member Functions
bool	is_valid () const
	Check the validity of the simple polygon. More...

virtual std::string	get_shape_name () const
	Return the identifier/name of the shape. More...

void	set_build_mode (build_mode_type)
	Set the build mode. More...

build_mode_type	get_build_mode () const
	Return the build mode. More...

virtual double	get_perimeter (uint32_t flags_=ALL_PIECES) const
	Return the perimeter. More...

virtual double	get_surface (uint32_t flags_=ALL_PIECES) const
	Return the surface. More...

unsigned int	get_number_of_vertices () const
	Return the number of vertices. More...

const vector_2d &	get_vertex (int) const
	Return the vertex by index. More...

bool	is_convex () const
	Check if the simple polygon is convex. More...

void	add_vertex (double x_, double y_)
	Append a vertex to the list of vertexes. More...

void	add_vertex (const vector_2d &)
	Append a vertex to the list of vertexes. More...

void	add_wall_segment (const vector_2d &start_, const vector_2d &stop_, double left_thickness_, double right_thickness_, double start_angle_=0.0, double stop_angle_=std::numeric_limits< double >::quiet_NaN())
	Add wall segment. More...

void	add_wall_segment (const vector_2d &stop_, double left_thickness_, double right_thickness_, double stop_angle_=std::numeric_limits< double >::quiet_NaN())
	Add wall segment. More...

bool	walls_are_terminated () const
	Check if walls are terminated. More...

	simple_polygon ()
	Default constructor. More...

virtual	~simple_polygon ()
	Destructor. More...

virtual bool	is_on_surface (const vector_3d &, double tolerance_=GEOMTOOLS_PROPER_TOLERANCE) const
	Check is a given point belongs to the surface of the 2D shape. More...

virtual vector_3d	get_normal_on_surface (const vector_3d &position_, bool check_=false, double skin_=GEOMTOOLS_PROPER_TOLERANCE) const
	Return the normal direction at some position on the 2D shape's path. More...

bool	is_clockwise () const
	Check if the polygon is clockwise. More...

bool	is_anticlockwise () const
	Check if the polygon is anticlockwise. More...

virtual bool	find_intercept (const vector_3d &from_, const vector_3d &direction_, face_intercept_info &intercept_, double tolerance_=GEOMTOOLS_PROPER_TOLERANCE) const
	Find the intercept of a ray with the 2D shape's surfaces. More...

virtual void	tree_dump (std::ostream &out_=std::clog, const std::string &title_="", const std::string &indent_="", bool inherit_=false) const
	Smart print. More...

virtual void	generate_wires_self (wires_type &wires_, uint32_t options_=0) const
	Generate a sequence of polylines for wires 3D rendering. More...

virtual unsigned int	compute_vertexes (vertex_col_type &vertexes_) const
	Build an ordered collection of vertexes. More...

unsigned int	number_of_triangles () const
	Return the number of triangles. More...

const triangle &	get_triangle (int index_) const
	Return a non mutable reference to one of the inner triangles. More...

const mygsl::min_max &	get_xrange () const
	Return the bounding interval on the X axis. More...

const mygsl::min_max &	get_yrange () const
	Return the bounding interval on the Y axis. More...

bool	is_initialized () const
	Check initialization. More...

void	initialize (const datatools::properties &, const handle_dict_type *objects_=0)
	Initialization. More...

void	reset ()
	Reset. More...

Public Member Functions inherited from geomtools::i_shape_2d
virtual bool	has_number_of_sides () const
	Check if the 2D shape knows its number of associated sides. More...

virtual unsigned int	get_number_of_sides () const
	Return the number of associated sides. More...

virtual bool	has_perimeter (uint32_t flags_=ALL_PIECES) const
	Check if the 2D shape known its perimeter. More...

virtual bool	has_surface (uint32_t flags_=ALL_PIECES) const
	Check if the 2D shape surface is defined. More...

int	get_dimensional () const
	Return the dimension of the object. More...

	i_shape_2d ()
	Default constructor. More...

	i_shape_2d (double tolerance_)
	Constructor. More...

	i_shape_2d (double tolerance_, double angular_tolerance_)
	Constructor. More...

virtual	~i_shape_2d ()
	Destructor. More...

Public Member Functions inherited from geomtools::i_object_3d
datatools::logger::priority	get_logging_priority () const
	Return the logging priority threshold. More...

void	set_logging_priority (datatools::logger::priority)
	Set the logging priority threshold. More...

bool	has_wires_drawer () const
	Check is a wires drawer is available. More...

void	set_wires_drawer (i_wires_3d_rendering &wires_drawer_)
	Set a wires drawer. More...

void	reset_wires_drawer ()
	Reset the wires drawer. More...

i_wires_3d_rendering &	grab_wires_drawer ()
	Return a wires drawer. More...

const i_wires_3d_rendering &	get_wires_drawer () const
	Return a wires drawer. More...

double	compute_tolerance (double tolerance_) const
	Return the distance tolerance. More...

double	compute_angular_tolerance (double angular_tolerance_) const
	Return the angular tolerance. More...

double	get_tolerance () const
	Return the distance tolerance. More...

void	set_tolerance (double tolerance_)
	Set the distance tolerance. More...

double	get_angular_tolerance () const
	Return the angular tolerance. More...

void	set_angular_tolerance (double tolerance_)
	Set the angular tolerance. More...

virtual bool	is_composite () const
	Check if the object is composite. More...

	i_object_3d ()
	Default constructor. More...

	i_object_3d (double tolerance_)
	Constructor on length tolerance. More...

	i_object_3d (double tolerance_, double angular_tolerance_)
	Constructor on length tolerance. More...

	i_object_3d (const i_object_3d &)
	Copy constructor. More...

i_object_3d &	operator= (const i_object_3d &)
	Assignment operator. More...

virtual	~i_object_3d ()
	Destructor. More...

void	initialize_simple ()
	Initialize the 3D object. More...

Public Member Functions inherited from datatools::i_serializable
	i_serializable ()
	Default constructor. More...

virtual	~i_serializable ()
	Destructor. More...

virtual const std::string &	get_serial_tag () const =0
	Return the serialization string identifier of the class. More...

Public Member Functions inherited from datatools::i_tree_dumpable
	i_tree_dumpable ()
	Constructor. More...

virtual	~i_tree_dumpable ()
	Destructor. More...

virtual void	print_tree (std::ostream &out_=std::clog, const boost::property_tree::ptree &options_=empty_options()) const
	Main new interface method for printing. More...

void	print_tree_json (std::ostream &out_=std::clog, const std::string &json_options_="") const
	Printing with jsonized options. More...

void	print_tree_json (std::ostream &out_=std::clog, const char *json_options_=nullptr) const
	Printing with jsonized options. More...

void	tree_dump_id (const int out_type_=OSTREAM_CLOG, const std::string &title_="", const std::string &indent_="", const bool inherit_=false) const

void	tree_print_id (const int out_type_=OSTREAM_CLOG, const std::string &title_="") const

void	smart_print_id (const int out_type_=OSTREAM_CLOG, const std::string &title_="", const std::string &indent_="") const

Public Member Functions inherited from geomtools::i_find_intercept
	i_find_intercept ()
	Default constructor. More...

virtual	~i_find_intercept ()
	Destructor. More...

bool	find_intercept_self (const vector_3d &a_from, const vector_3d &a_direction, face_intercept_info &a_intercept, double a_skin=GEOMTOOLS_PROPER_TOLERANCE) const

bool	find_intercept (const vector_3d &a_from, const vector_3d &a_direction, const placement &a_placement, face_intercept_info &a_intercept, double a_skin=GEOMTOOLS_PROPER_TOLERANCE) const

Public Member Functions inherited from geomtools::i_wires_3d_rendering
virtual	~i_wires_3d_rendering ()
	Destructor. More...

void	generate_wires (wires_type &wires_, const placement &positioning_, uint32_t options_=0) const

void	generate_wires (wires_type &wires_, const geomtools::vector_3d &position_, const geomtools::rotation_3d &rotation_, uint32_t options_=0) const

Static Public Member Functions
static build_mode_type	build_mode_from_label (const std::string &)
	Return the build mode from a label. More...

static std::string	label_from_build_mode (build_mode_type)
	Return the label associated to a build mode. More...

static const std::string &	simple_polygon_label ()
	Return the class label. More...

static bool	find_segment_2d_intersection (const vector_2d &a_, const vector_2d &b_, const vector_2d &c_, const vector_2d &d_, vector_2d &intersection_)
	Find the intersection between two 2D segments. More...

static void	triangulation (const std::vector< const vector_2d * > &vertices_, const vector_3d &normal_, std::vector< triangle > &triangles_)
	Triangulation of a simple polygon. More...

Static Public Member Functions inherited from geomtools::i_shape_2d
static void	init_ocd (datatools::object_configuration_description &ocd_)

Static Public Member Functions inherited from geomtools::i_object_3d
static void	init_ocd (datatools::object_configuration_description &)
	OCD support. More...

Static Public Member Functions inherited from datatools::i_tree_dumpable
static const boost::property_tree::ptree &	empty_options ()

static boost::property_tree::ptree	make_base_print_options (const std::string &title_, const std::string &indent_="", const bool inherit_=false)

static std::ostream &	last_skip_tag (std::ostream &out_)

static std::ostream &	skip_tag (std::ostream &out_)

static std::ostream &	last_tag (std::ostream &out_)

static std::ostream &	tag (std::ostream &out_)

Static Public Member Functions inherited from geomtools::i_wires_3d_rendering
static uint32_t	linear_sampling (sampling_level_type)
	Return linear sampling from sampling level. More...

static uint32_t	linear_sampling_from_options (uint32_t)
	Return linear sampling from rendering options. More...

static uint32_t	angular_sampling (sampling_level_type)
	Return angular sampling from sampling level. More...

static uint32_t	angular_sampling_from_options (uint32_t)
	Return angular sampling from rendering options. More...

static void	boost_linear_sampling (uint32_t &)
	Boost the linear sampling. More...

Protected Member Functions
void	_set_defaults ()
	Set defaults attributes. More...

void	_build_by_vertices ()
	Build by vertices. More...

void	_build_by_segments ()
	Build by walls. More...

bool	_check_vertex (const vector_2d &vtx_, bool no_first_check_=false) const
	Check if a vertex can be added. More...

void	_compute_normal ()
	Compute normal. More...

void	_add_vertex (const vector_2d &vtx_)
	Add a new vertex. More...

void	_add_wall_segment (const vector_2d &start_, const vector_2d &stop_, double left_thickness_, double right_thickness_, double start_angle_, double stop_angle_)
	Add wall segment. More...

void	_at_initialize ()
	Special init operations. More...

Protected Member Functions inherited from geomtools::i_object_3d
void	_set_defaults ()
	Set default values for attributes. More...

void	_initialize (const datatools::properties &, const handle_dict_type *=0)
	Initialize from properties. More...

void	_reset ()
	Reset. More...

Additional Inherited Members
Static Public Attributes inherited from geomtools::i_shape_2d
static const uint32_t	ALL_PIECES = 0xFFFFFFFF
	Special flag representing all pieces composing a 2D shape. More...

Detailed Description

A simple polygon in the XY plane.

Member Typedef Documentation

◆ wall_segment_col_type

typedef std::vector<wall_segment_type> geomtools::simple_polygon::wall_segment_col_type

Type alias for a collection of wall segment data.

Member Enumeration Documentation

◆ build_mode_type

enum geomtools::simple_polygon::build_mode_type

Build mode.

Enumerator
BUILD_MODE_INVALID	Invalid build mode.
BUILD_MODE_BY_VERTICES	Build mode by vertices.
BUILD_MODE_BY_SEGMENTS	Build mode by segments.

◆ simple_polygon_wires_rendering_option_type

enum geomtools::simple_polygon::simple_polygon_wires_rendering_option_type

3D rendering options

Enumerator
WR_SP_INTERNAL_EDGES	Do render the internal triangle edges.
WR_SP_LAST	Last defined bit.
WR_SP_MASK	Rendering options bit mask.

Constructor & Destructor Documentation

◆ simple_polygon()

geomtools::simple_polygon::simple_polygon ( )

Default constructor.

◆ ~simple_polygon()

virtual geomtools::simple_polygon::~simple_polygon ( )

virtual

Destructor.

Member Function Documentation

◆ _add_vertex()

void geomtools::simple_polygon::_add_vertex ( const vector_2d & vtx_ )

protected

Add a new vertex.

◆ _add_wall_segment()

void geomtools::simple_polygon::_add_wall_segment	(	const vector_2d &	start_,
		const vector_2d &	stop_,
		double	left_thickness_,
		double	right_thickness_,
		double	start_angle_,
		double	stop_angle_
	)

protected

Add wall segment.

◆ _at_initialize()

void geomtools::simple_polygon::_at_initialize ( )

protected

Special init operations.

◆ _build_by_segments()

void geomtools::simple_polygon::_build_by_segments ( )

protected

Build by walls.

◆ _build_by_vertices()

void geomtools::simple_polygon::_build_by_vertices ( )

protected

Build by vertices.

◆ _check_vertex()

bool geomtools::simple_polygon::_check_vertex	(	const vector_2d &	vtx_,
		bool	no_first_check_ = `false`
	)		const

protected

Check if a vertex can be added.

◆ _compute_normal()

void geomtools::simple_polygon::_compute_normal ( )

protected

Compute normal.

◆ _set_defaults()

void geomtools::simple_polygon::_set_defaults ( )

protected

Set defaults attributes.

◆ add_vertex() [1/2]

void geomtools::simple_polygon::add_vertex	(	double	x_,
		double	y_
	)

Append a vertex to the list of vertexes.

◆ add_vertex() [2/2]

void geomtools::simple_polygon::add_vertex ( const vector_2d & )

Append a vertex to the list of vertexes.

◆ add_wall_segment() [1/2]

void geomtools::simple_polygon::add_wall_segment	(	const vector_2d &	start_,
		const vector_2d &	stop_,
		double	left_thickness_,
		double	right_thickness_,
		double	start_angle_ = `0.0`,
		double	stop_angle_ = `std::numeric_limits< double >::quiet_NaN()`
	)

Add wall segment.

◆ add_wall_segment() [2/2]

void geomtools::simple_polygon::add_wall_segment	(	const vector_2d &	stop_,
		double	left_thickness_,
		double	right_thickness_,
		double	stop_angle_ = `std::numeric_limits< double >::quiet_NaN()`
	)

Add wall segment.

◆ build_mode_from_label()

static build_mode_type geomtools::simple_polygon::build_mode_from_label ( const std::string & )

static

Return the build mode from a label.

◆ compute_vertexes()

virtual unsigned int geomtools::simple_polygon::compute_vertexes ( vertex_col_type & vertexes_ ) const

virtual

Build an ordered collection of vertexes.

Implements geomtools::i_polygon.

◆ find_intercept()

virtual bool geomtools::simple_polygon::find_intercept	(	const vector_3d &	from_,
		const vector_3d &	direction_,
		face_intercept_info &	intercept_,
		double	tolerance_ = `GEOMTOOLS_PROPER_TOLERANCE`
	)		const

virtual

Find the intercept of a ray with the 2D shape's surfaces.

Implements geomtools::i_find_intercept.

◆ find_segment_2d_intersection()

static bool geomtools::simple_polygon::find_segment_2d_intersection	(	const vector_2d &	a_,
		const vector_2d &	b_,
		const vector_2d &	c_,
		const vector_2d &	d_,
		vector_2d &	intersection_
	)

static

Find the intersection between two 2D segments.

◆ generate_wires_self()

virtual void geomtools::simple_polygon::generate_wires_self	(	wires_type &	wires_,
		uint32_t	options_ = `0`
	)		const

virtual

Generate a sequence of polylines for wires 3D rendering.

Implements geomtools::i_wires_3d_rendering.

◆ get_build_mode()

build_mode_type geomtools::simple_polygon::get_build_mode ( ) const

Return the build mode.

◆ get_normal_on_surface()

virtual vector_3d geomtools::simple_polygon::get_normal_on_surface	(	const vector_3d &	position_,
		bool	check_ = `false`,
		double	skin_ = `GEOMTOOLS_PROPER_TOLERANCE`
	)		const

virtual

Return the normal direction at some position on the 2D shape's path.

Implements geomtools::i_shape_2d.

◆ get_number_of_vertices()

unsigned int geomtools::simple_polygon::get_number_of_vertices ( ) const

Return the number of vertices.

◆ get_perimeter()

virtual double geomtools::simple_polygon::get_perimeter ( uint32_t flags_ = ALL_PIECES ) const

virtual

Return the perimeter.

Reimplemented from geomtools::i_shape_2d.

◆ get_shape_name()

virtual std::string geomtools::simple_polygon::get_shape_name ( ) const

virtual

Return the identifier/name of the shape.

Implements geomtools::i_object_3d.

◆ get_surface()

virtual double geomtools::simple_polygon::get_surface ( uint32_t flags_ = ALL_PIECES ) const

virtual

Return the surface.

Reimplemented from geomtools::i_shape_2d.

◆ get_triangle()

const triangle& geomtools::simple_polygon::get_triangle ( int index_ ) const

Return a non mutable reference to one of the inner triangles.

◆ get_vertex()

const vector_2d& geomtools::simple_polygon::get_vertex ( int ) const

Return the vertex by index.

◆ get_xrange()

const mygsl::min_max& geomtools::simple_polygon::get_xrange ( ) const

Return the bounding interval on the X axis.

◆ get_yrange()

const mygsl::min_max& geomtools::simple_polygon::get_yrange ( ) const

Return the bounding interval on the Y axis.

◆ initialize()

void geomtools::simple_polygon::initialize	(	const datatools::properties &	,
		const handle_dict_type *	objects_ = `0`
	)

virtual

Initialization.

Reimplemented from geomtools::i_object_3d.

◆ is_anticlockwise()

bool geomtools::simple_polygon::is_anticlockwise ( ) const

Check if the polygon is anticlockwise.

◆ is_clockwise()

bool geomtools::simple_polygon::is_clockwise ( ) const

Check if the polygon is clockwise.

◆ is_convex()

bool geomtools::simple_polygon::is_convex ( ) const

Check if the simple polygon is convex.

◆ is_initialized()

bool geomtools::simple_polygon::is_initialized ( ) const

Check initialization.

◆ is_on_surface()

virtual bool geomtools::simple_polygon::is_on_surface	(	const vector_3d &	,
		double	tolerance_ = `GEOMTOOLS_PROPER_TOLERANCE`
	)		const

virtual

Check is a given point belongs to the surface of the 2D shape.

Implements geomtools::i_shape_2d.

◆ is_valid()

bool geomtools::simple_polygon::is_valid ( ) const

virtual

Check the validity of the simple polygon.

Implements geomtools::i_object_3d.

◆ label_from_build_mode()

static std::string geomtools::simple_polygon::label_from_build_mode ( build_mode_type )

static

Return the label associated to a build mode.

◆ number_of_triangles()

unsigned int geomtools::simple_polygon::number_of_triangles ( ) const

Return the number of triangles.

◆ reset()

void geomtools::simple_polygon::reset ( )

virtual

Reset.

Reimplemented from geomtools::i_object_3d.

◆ set_build_mode()

void geomtools::simple_polygon::set_build_mode ( build_mode_type )

Set the build mode.

◆ simple_polygon_label()

static const std::string& geomtools::simple_polygon::simple_polygon_label ( )

static

Return the class label.

◆ tree_dump()

virtual void geomtools::simple_polygon::tree_dump	(	std::ostream &	out_ = `std::clog`,
		const std::string &	title_ = `""`,
		const std::string &	indent_ = `""`,
		bool	inherit_ = `false`
	)		const

virtual

Smart print.

Reimplemented from geomtools::i_object_3d.

◆ triangulation()

static void geomtools::simple_polygon::triangulation	(	const std::vector< const vector_2d * > &	vertices_,
		const vector_3d &	normal_,
		std::vector< triangle > &	triangles_
	)

static

Triangulation of a simple polygon.

◆ walls_are_terminated()

bool geomtools::simple_polygon::walls_are_terminated ( ) const

Check if walls are terminated.

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

bayeux/geomtools/simple_polygon.h

Classes

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ wall_segment_col_type

Member Enumeration Documentation

◆ build_mode_type

◆ simple_polygon_wires_rendering_option_type

Constructor & Destructor Documentation

◆ simple_polygon()

◆ ~simple_polygon()

Member Function Documentation

◆ _add_vertex()

◆ _add_wall_segment()

◆ _at_initialize()

◆ _build_by_segments()

◆ _build_by_vertices()

◆ _check_vertex()

◆ _compute_normal()

◆ _set_defaults()

◆ add_vertex() [1/2]

◆ add_vertex() [2/2]

◆ add_wall_segment() [1/2]

◆ add_wall_segment() [2/2]

◆ build_mode_from_label()

◆ compute_vertexes()

◆ find_intercept()

◆ find_segment_2d_intersection()

◆ generate_wires_self()

◆ get_build_mode()

◆ get_normal_on_surface()

◆ get_number_of_vertices()

◆ get_perimeter()

◆ get_shape_name()

◆ get_surface()

◆ get_triangle()

◆ get_vertex()

◆ get_xrange()

◆ get_yrange()

◆ initialize()

◆ is_anticlockwise()

◆ is_clockwise()

◆ is_convex()

◆ is_initialized()

◆ is_on_surface()

◆ is_valid()

◆ label_from_build_mode()

◆ number_of_triangles()

◆ reset()

◆ set_build_mode()

◆ simple_polygon_label()

◆ tree_dump()

◆ triangulation()

◆ walls_are_terminated()