face.c File Reference

#include "gts.h"

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Functions
static void	face_destroy (GtsObject *object)
static void	face_clone (GtsObject *clone, GtsObject *object)
static void	face_class_init (GtsFaceClass *klass)
static void	face_init (GtsFace *face)
GtsFaceClass *	gts_face_class (void)
GtsFace *	gts_face_new (GtsFaceClass *klass, GtsEdge *e1, GtsEdge *e2, GtsEdge *e3)
gboolean	gts_face_has_parent_surface (GtsFace *f, GtsSurface *s)
GSList *	gts_faces_from_edges (GSList *edges, GtsSurface *s)
guint	gts_face_neighbor_number (GtsFace *f, GtsSurface *s)
GSList *	gts_face_neighbors (GtsFace *f, GtsSurface *s)
void	gts_face_foreach_neighbor (GtsFace *f, GtsSurface *s, GtsFunc func, gpointer data)
static gboolean	triangle_is_incompatible (GtsTriangle *t, GtsEdge *e, GtsSurface *s)
gboolean	gts_face_is_compatible (GtsFace *f, GtsSurface *s)
Variables
gboolean	gts_allow_floating_faces = FALSE

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Function Documentation

static void face_class_init

(

GtsFaceClass *

klass

)

[static]

Definition at line 47 of file face.c.

References face_clone(), face_destroy(), and GTS_OBJECT_CLASS.

Referenced by gts_face_class().

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static void face_clone	(	GtsObject *	clone,
		GtsObject *	object
	)		[static]

Definition at line 40 of file face.c.

References GTS_FACE, gts_face_class(), and GTS_OBJECT_CLASS.

Referenced by face_class_init().

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static void face_destroy

(

GtsObject *

object

)

[static]

Definition at line 24 of file face.c.

References GTS_FACE, gts_face_class(), GTS_OBJECT_CLASS, gts_surface_remove_face(), and _GtsFace::surfaces.

Referenced by face_class_init().

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static void face_init

(

GtsFace *

face

)

[static]

Definition at line 53 of file face.c.

References _GtsFace::surfaces.

Referenced by gts_face_class().

GtsFaceClass* gts_face_class

(

void

)

gts_face_class:

Returns: the GtsFaceClass.

Definition at line 63 of file face.c.

References face_class_init(), face_init(), GTS_OBJECT_CLASS, gts_object_class_new(), and gts_triangle_class().

Referenced by build_cdt(), cface_expand(), delaunay_create_from_vertices(), face_clone(), face_destroy(), gts_list_face_class(), gts_nface_class(), and surface_init().

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void gts_face_foreach_neighbor	(	GtsFace *	f,
		GtsSurface *	s,
		GtsFunc	func,
		gpointer	data
	)

gts_face_foreach_neighbor: : a GtsFace. : a GtsSurface or NULL. : a GtsFunc. : user data to pass to .

Calls for each neighbor of belonging to (if not NULL).

Definition at line 238 of file face.c.

References GTS_FACE, gts_face_has_parent_surface(), GTS_IS_FACE, and GTS_TRIANGLE.

Referenced by gts_surface_traverse_next().

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gboolean gts_face_has_parent_surface	(	GtsFace *	f,
		GtsSurface *	s
	)

gts_face_has_parent_surface: : a GtsFace. : a GtsSurface.

Returns: TRUE if belongs to , FALSE otherwise.

Definition at line 111 of file face.c.

References FALSE, _GtsFace::surfaces, and TRUE.

Referenced by check_orientation(), create_edge(), edge_fan_list(), gts_delaunay_remove_vertex(), gts_edge_face_number(), gts_edge_has_parent_surface(), gts_edge_is_boundary(), gts_edge_is_encroached(), gts_edge_manifold_faces(), gts_edge_swap(), gts_face_foreach_neighbor(), gts_face_neighbor_number(), gts_face_neighbors(), gts_faces_from_edges(), gts_point_locate(), gts_surface_inter_boolean(), gts_surface_traverse_new(), gts_vertex_faces(), gts_vertex_fan_oriented(), gts_vertex_principal_directions(), neighbor(), next_compatible_face(), non_manifold_edges(), orientable_foreach_edge(), remove_intersected_vertex(), remove_triangles(), split_edge(), triangle_is_incompatible(), and vertex_encroaches().

gboolean gts_face_is_compatible	(	GtsFace *	f,
		GtsSurface *	s
	)

gts_face_is_compatible: : a GtsFace. : a GtsSurface.

Returns: TRUE if is compatible with all its neighbors belonging to , FALSE otherwise.

Definition at line 289 of file face.c.

References FALSE, GTS_TRIANGLE, and triangle_is_incompatible().

Referenced by stats_foreach_face().

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guint gts_face_neighbor_number	(	GtsFace *	f,
		GtsSurface *	s
	)

gts_face_neighbor_number: : a GtsFace. : a GtsSurface or NULL.

Returns: the number of faces neighbors of and belonging to .

Definition at line 169 of file face.c.

References GTS_FACE, gts_face_has_parent_surface(), GTS_IS_FACE, and GTS_TRIANGLE.

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GSList* gts_face_neighbors	(	GtsFace *	f,
		GtsSurface *	s
	)

gts_face_neighbors: : a GtsFace. : a GtsSurface or NULL.

Returns: a list of unique GtsFace neighbors of and belonging to .

Definition at line 203 of file face.c.

References GTS_FACE, gts_face_has_parent_surface(), GTS_IS_FACE, and GTS_TRIANGLE.

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GtsFace* gts_face_new	(	GtsFaceClass *	klass,
		GtsEdge *	e1,
		GtsEdge *	e2,
		GtsEdge *	e3
	)

gts_face_new: : a GtsFaceClass. : a GtsEdge. : a GtsEdge. : a GtsEdge.

Returns: a new GtsFace using , and as edges.

Definition at line 93 of file face.c.

References f, GTS_FACE, GTS_OBJECT_CLASS, gts_object_new(), GTS_TRIANGLE, and gts_triangle_set().

Referenced by add_face(), add_face_bcl(), build_cdt(), delaunay_create_from_vertices(), foreach_face_copy(), generate_icosahedron(), gts_cluster_grid_add_triangle(), gts_delaunay_add_vertex_to_face(), gts_edge_swap(), gts_isosurface_slice(), gts_surface_read(), midvertex_insertion(), surface_read(), swap_if_in_circle(), tessellate_face(), triangulate_loop(), and triangulate_polygon().

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GSList* gts_faces_from_edges	(	GSList *	edges,
		GtsSurface *	s
	)

gts_faces_from_edges: : a list of GtsEdge. : a GtsSurface or NULL.

Builds a list of unique faces which belong to and have one of their edges in .

Returns: the list of faces.

Definition at line 136 of file face.c.

References GTS_EDGE, GTS_FACE, gts_face_has_parent_surface(), GTS_IS_FACE, and hash().

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static gboolean triangle_is_incompatible	(	GtsTriangle *	t,
		GtsEdge *	e,
		GtsSurface *	s
	)		[static]

Definition at line 266 of file face.c.

References FALSE, gts_face_has_parent_surface(), GTS_IS_FACE, gts_triangles_are_compatible(), _GtsEdge::triangles, and TRUE.

Referenced by gts_face_is_compatible().

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Variable Documentation

gboolean gts_allow_floating_faces = FALSE

Definition at line 22 of file face.c.

Referenced by destroy_foreach_face(), foreach_face_remove(), gts_surface_remove_face(), and remove_intersected_vertex().