neatosplines.c File Reference

#include "config.h"
#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

Macros
#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)
Ppoly_t *	makeObstacle (node_t *n, expand_t *pmargin, boolean isOrtho)
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, boolean set_aspect)
void	spline_edges (graph_t *g)
void	neato_translate (Agraph_t *g)
boolean	neato_set_aspect (graph_t *g)

Variables
Dtdisc_t	edgeItemDisc

Macro Definition Documentation

#define BOUNDARY_PORT

(

e

)

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

Definition at line 536 of file neatosplines.c.

Function Documentation

double drand48

(

void

)

Definition at line 2005 of file utils.c.

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

Definition at line 442 of file neatosplines.c.

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

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,
		boolean	isOrtho
	)

Definition at line 267 of file neatosplines.c.

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

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

Definition at line 226 of file neatosplines.c.

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

Referenced by compoundEdges().

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

Definition at line 497 of file neatosplines.c.

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

Referenced by compoundEdges().

boolean neato_set_aspect

(

graph_t *

g

)

Definition at line 1096 of file neatosplines.c.

References agfstnode(), agnxtnode(), FALSE, ND_coord, ND_pos, and POINTS_PER_INCH.

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

void neato_translate

(

Agraph_t *

g

)

Definition at line 970 of file neatosplines.c.

References agfstnode(), agfstout(), agnxtnode(), agnxtout(), ED_spl, GD_bb, ND_pos, ND_xlabel, PS2INCH, pointf_s::x, and pointf_s::y.

Referenced by init_nop().

void printvis

(

vconfig_t *

cp

)

Definition at line 19 of file printvis.c.

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

void spline_edges

(

graph_t *

g

)

Definition at line 804 of file neatosplines.c.

References agfstnode(), agnxtnode(), compute_bb(), GD_bb, ND_pos, PS2INCH, spline_edges0(), TRUE, pointf_s::x, and pointf_s::y.

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

void spline_edges0	(	graph_t *	g,
		boolean	set_aspect
	)

Definition at line 767 of file neatosplines.c.

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

Referenced by init_nop(), osage_layout(), and spline_edges().

int spline_edges1	(	graph_t *	g,
		int	edgetype
	)

Definition at line 748 of file neatosplines.c.

References splineEdges().

Referenced by osage_layout(), and spline_edges0().

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

Definition at line 700 of file neatosplines.c.

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

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 158 of file neatosplines.c.