Faces

Details

GTS_FACE_CLASS()

#define     GTS_FACE_CLASS(klass)

Casts klass to GtsFaceClass.

klass :

a descendant of GtsFaceClass.

GTS_FACE()

#define     GTS_FACE(obj)

Casts obj to GtsFace.

obj :

a descendant of GtsFace.

GTS_IS_FACE()

#define     GTS_IS_FACE(obj)

Evaluates to TRUE if obj is a GtsFace, FALSE otherwise.

obj :

a pointer to test.

struct GtsFaceClass

struct GtsFaceClass {

  GtsTriangleClass parent_class;
};

The face class derived from GtsTriangleClass.

struct GtsFace

struct GtsFace {

  GtsTriangle triangle;

  GSList * surfaces;
};

The face object.

GtsTriangle `triangle`	The parent object.
GSList *`surfaces`	A list of GtsSurface using this face.

gts_face_class ()

GtsFaceClass* gts_face_class                (void);

Returns :

the GtsFaceClass.

gts_face_new ()

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

`klass` :	a GtsFaceClass.
`e1` :	a GtsEdge.
`e2` :	a GtsEdge.
`e3` :	a GtsEdge.
Returns :	a new GtsFace using `e1`, `e2` and `e3` as edges.

gts_face_has_parent_surface ()

gboolean    gts_face_has_parent_surface     (GtsFace *f,
                                             GtsSurface *s);

`f` :	a GtsFace.
`s` :	a GtsSurface.
Returns :	`TRUE` if `f` belongs to `s`, `FALSE` otherwise.

gts_face_neighbor_number ()

guint       gts_face_neighbor_number        (GtsFace *f,
                                             GtsSurface *s);

`f` :	a GtsFace.
`s` :	a GtsSurface or `NULL`.
Returns :	the number of faces neighbors of `f` and belonging to `s`.

gts_face_neighbors ()

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

`f` :	a GtsFace.
`s` :	a GtsSurface or `NULL`.
Returns :	a list of unique GtsFace neighbors of `f` and belonging to `s`.

gts_face_foreach_neighbor ()

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

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

`f` :	a GtsFace.
`s` :	a GtsSurface or `NULL`.
`func` :	a GtsFunc.
`data` :	user data to pass to `func`.

gts_faces_from_edges ()

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

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

`edges` :	a list of GtsEdge.
`s` :	a GtsSurface or `NULL`.
Returns :	the list of faces.