lib/neatogen/neatosplines.c File Reference

#include "neato.h"
#include "adjust.h"
#include "pathplan.h"
#include "vispath.h"
#include "multispline.h"

Include dependency graph for neatosplines.c:

Go to the source code of this file.

Data Structures
struct	edgeinfo
struct	edgeitem
Defines
#define	BOUNDARY_PORT(e)   ((ED_tail_port(e).side)||(ED_head_port(e).side))
Functions
double	drand48 (void)
void	printvis (vconfig_t *cp)
int	in_poly (Ppoly_t argpoly, Ppoint_t q)
void	makeSelfArcs (path *P, edge_t *e, int stepx)
void	makeStraightEdge (graph_t *g, edge_t *e, int doPolyline)
Ppoly_t *	makeObstacle (node_t *n, expand_t *pmargin)
Ppolyline_t	getPath (edge_t *e, vconfig_t *vconfig, int chkPts, Ppoly_t **obs, int npoly)
void	makeSpline (graph_t *g, edge_t *e, Ppoly_t **obs, int npoly, boolean chkPts)
int	splineEdges (graph_t *g, int(*edgefn)(graph_t *, expand_t *, int), int edgetype)
int	spline_edges1 (graph_t *g, int edgetype)
void	spline_edges0 (graph_t *g)
void	spline_edges (graph_t *g)
void	neato_set_aspect (graph_t *g)
Variables
Dtdisc_t	edgeItemDisc

---

Define Documentation

#define BOUNDARY_PORT

(

e

)

((ED_tail_port(e).side)||(ED_head_port(e).side))

Definition at line 584 of file neatosplines.c.

---

Function Documentation

double drand48

(

void

)

Definition at line 2091 of file utils.c.

Ppolyline_t getPath	(	edge_t *	e,
		vconfig_t *	vconfig,
		int	chkPts,
		Ppoly_t **	obs,
		int	npoly
	)

Definition at line 490 of file neatosplines.c.

References ND_coord, agtail, ED_tail_port, aghead, ED_head_port, POLYID_NONE, ND_lim, and Pobspath().

Referenced by compoundEdges().

int in_poly	(	Ppoly_t	argpoly,
		Ppoint_t	q
	)

Definition at line 29 of file inpoly.c.

Referenced by makeSpline().

Ppoly_t* makeObstacle	(	node_t *	n,
		expand_t *	pmargin
	)

Definition at line 353 of file neatosplines.c.

References shapeOf(), SH_POLY, SH_POINT, NEW, ND_shape_info, polygon_t::sides, drand48(), Ppoly_t::pn, Ppoly_t::ps, N_NEW, expand_t::doAdd, expand_t::x, expand_t::y, pointf_s::x, polygon_t::vertices, pointf_s::y, M_PI, ND_lw, ND_rw, ND_ht, Pxy_t::x, ND_coord, Pxy_t::y, SH_RECORD, field_t::b, boxf::LL, boxf::UR, SH_EPSF, and NULL.

void makeSelfArcs	(	path *	P,
		edge_t *	e,
		int	stepx
	)

Definition at line 227 of file neatosplines.c.

References ED_count, Concentrate, makeSelfEdge(), ED_label, updateBB(), agraphof, agtail, makePortLabels(), N_GNEW, ED_to_virt, and free().

Referenced by compoundEdges().

void makeSpline	(	graph_t *	g,
		edge_t *	e,
		Ppoly_t **	obs,
		int	npoly,
		boolean	chkPts
	)

Definition at line 545 of file neatosplines.c.

References ED_path, Ppoly_t::ps, Ppoly_t::pn, POLYID_NONE, in_poly(), Pxy_t::x, Pxy_t::y, Proutespline(), agerr(), AGERR, agnameof, agtail, aghead, Verbose, clip_and_install(), free(), and addEdgeLabels().

Referenced by compoundEdges().

void makeStraightEdge	(	graph_t *	g,
		edge_t *	e,
		int	doPolyline
	)

Definition at line 261 of file neatosplines.c.

References agtail, head, aghead, ED_count, ND_coord, ED_tail_port, ED_head_port, Concentrate, clip_and_install(), addEdgeLabels(), pointf_s::x, pointf_s::y, GD_nodesep, Agraph_t::root, Ppoly_t::pn, Ppoly_t::ps, make_polyline(), and ED_to_virt.

void neato_set_aspect

(

graph_t *

g

)

Definition at line 1022 of file neatosplines.c.

References Agraph_t::root, agfstnode(), agnxtnode(), ND_coord, and ND_pos.

Referenced by fdp_layout(), init_nop(), and spline_edges0().

void printvis

(

vconfig_t *

cp

)

Definition at line 19 of file printvis.c.

References vconfig_s::next, vconfig_s::prev, vconfig_s::P, vconfig_s::vis, and vconfig_s::N.

void spline_edges

(

graph_t *

g

)

Definition at line 836 of file neatosplines.c.

References compute_bb(), pointf_s::x, GD_bb, pointf_s::y, agfstnode(), agnxtnode(), ND_pos, and spline_edges0().

Referenced by circo_layout(), neato_layout(), and twopi_layout().

void spline_edges0

(

graph_t *

g

)

Definition at line 799 of file neatosplines.c.

References EDGE_TYPE, neato_set_aspect(), ET_NONE, ET_ORTHO, agerr(), AGWARN, ET_PLINE, GD_flags, Agraph_t::root, and spline_edges1().

Referenced by init_nop(), and spline_edges().

int spline_edges1	(	graph_t *	g,
		int	edgetype
	)

Definition at line 780 of file neatosplines.c.

References splineEdges().

Referenced by spline_edges0().

int splineEdges	(	graph_t *	g,
		int(*)(graph_t *, expand_t *, int)	edgefn,
		int	edgetype
	)

Definition at line 739 of file neatosplines.c.

References esepFactor(), agfstnode(), agnxtnode(), agfstout(), agnxtout(), resolvePorts(), dtopen(), Dtoset, ED_count, ED_to_virt, dtclose(), State, and GVSPLINES.

Referenced by spline_edges1().

---

Variable Documentation

Dtdisc_t edgeItemDisc

Initial value:

 {
    offsetof(edgeitem, id),
    sizeof(edgeinfo),
    offsetof(edgeitem, link),
    (Dtmake_f) newitem,
    (Dtfree_f) freeitem,
    (Dtcompar_f) cmpitems,
    0,
    0,
    0
}

Definition at line 159 of file neatosplines.c.