Graphviz: lib/neatogen/neatoinit.c File Reference

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API neatogen/neatoprocs.h: neato_init_node, user_pos, neato_cleanup, init_nop, setSeed, checkStart, neato_layout. More...

#include "config.h"
#include <time.h>
#include <unistd.h>
#include <neatogen/neato.h>
#include <pack/pack.h>
#include <neatogen/stress.h>
#include <neatogen/kkutils.h>
#include <common/pointset.h>
#include <neatogen/sgd.h>
#include <cgraph/alloc.h>
#include <cgraph/bitarray.h>
#include <cgraph/cgraph.h>
#include <cgraph/gv_ctype.h>
#include <cgraph/prisize_t.h>
#include <cgraph/startswith.h>
#include <cgraph/strcasecmp.h>
#include <cgraph/streq.h>
#include <float.h>
#include <stdbool.h>
#include <stddef.h>

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Macros
#define	srand48 srand

#define	BS "%lf,%lf,%lf,%lf"

#define	SLEN(s) (sizeof(s)-1)

#define	SMART "self"

#define	REGULAR "regular"

#define	RANDOM "random"

#define	exp_name "stresswt"

Enumerations
enum	pos_edge { NoEdges , SomeEdges , AllEdges }

Functions
void	neato_init_node (node_t *n)

static void	neato_init_edge (edge_t *e)

bool	user_pos (attrsym_t posptr, attrsym_t pinptr, node_t *np, int nG)

static void	neato_init_node_edge (graph_t *g)

static void	neato_cleanup_graph (graph_t *g)

void	neato_cleanup (graph_t *g)

static int	numFields (const char *pos)

static void	set_label (void obj, textlabel_t l, char *name)

static int	user_spline (attrsym_t E_pos, edge_t e)

static pos_edge	nop_init_edges (Agraph_t *g)

static void	freeEdgeInfo (Agraph_t *g)

static int	chkBB (Agraph_t g, attrsym_t G_bb, boxf *bbp)

static void	add_cluster (Agraph_t g, Agraph_t subg)

static void	nop_init_graphs (Agraph_t , attrsym_t , attrsym_t *)

static void	dfs (Agraph_t subg, Agraph_t parentg, attrsym_t G_lp, attrsym_t G_bb)

int	init_nop (Agraph_t *g, int adjust)

static void	neato_init_graph (Agraph_t *g)

static int	neatoModel (graph_t *g)

static int	neatoMode (graph_t *g)

static int	checkEdge (PointMap pm, edge_t ep, int idx)

static vtx_data *	makeGraphData (graph_t g, int nv, int nedges, int mode, int model, node_t ***nodedata)

static void	initRegular (graph_t *G, int nG)

int	setSeed (graph_t G, int dflt, long seedp)

static int	checkExp (graph_t *G)

int	checkStart (graph_t *G, int nG, int dflt)

static void	majorization (graph_t mg, graph_t g, int nv, int mode, int model, int dim, adjust_data *am)

static void	subset_model (Agraph_t *G, int nG)

static void	mds_model (graph_t *g)

static void	kkNeato (Agraph_t *g, int nG, int model)

static void	neatoLayout (Agraph_t mg, Agraph_t g, int layoutMode, int layoutModel, adjust_data *am)

static void	addZ (Agraph_t *g)

static void	doEdges (Agraph_t *g)

void	neato_layout (Agraph_t *g)

Variables
static attrsym_t *	N_pos

static int	Pack

static char *	cc_pfx = "_neato_cc"

Macro Definition Documentation

◆ BS

#define BS "%lf,%lf,%lf,%lf"

Definition at line 430 of file neatoinit.c.

◆ exp_name

#define exp_name "stresswt"

Definition at line 996 of file neatoinit.c.

◆ RANDOM

#define RANDOM "random"

Definition at line 939 of file neatoinit.c.

◆ REGULAR

#define REGULAR "regular"

Definition at line 938 of file neatoinit.c.

◆ SLEN

#define SLEN ( s ) (sizeof(s)-1)

Definition at line 936 of file neatoinit.c.

◆ SMART

#define SMART "self"

Definition at line 937 of file neatoinit.c.

◆ srand48

#define srand48 srand

Definition at line 47 of file neatoinit.c.

Enumeration Type Documentation

◆ pos_edge

enum pos_edge

Enumerator
NoEdges
SomeEdges
AllEdges

Definition at line 371 of file neatoinit.c.

Function Documentation

◆ add_cluster()

static void add_cluster	(	Agraph_t *	g,
		Agraph_t *	subg
	)

static

Definition at line 454 of file neatoinit.c.

References do_graph_label(), GD_clust, GD_n_cluster, and gv_recalloc().

Referenced by dfs().

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◆ addZ()

static void addZ ( Agraph_t * g )

static

Definition at line 1351 of file neatoinit.c.

References agfstnode(), agnxtnode(), agxset(), N_z, ND_pos, Ndim, and POINTS_PER_INCH.

Referenced by neato_layout().

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◆ checkEdge()

static int checkEdge	(	PointMap *	pm,
		edge_t *	ep,
		int	idx
	)

static

Definition at line 690 of file neatoinit.c.

References aghead, agtail, insertPM(), and ND_id.

Referenced by makeGraphData().

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◆ checkExp()

static int checkExp ( graph_t * G )

static

Definition at line 998 of file neatoinit.c.

References agfindgraphattr, agwarningf(), exp_name, G, and late_int().

Referenced by majorization().

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◆ checkStart()

int checkStart	(	graph_t *	G,
		int	nG,
		int	dflt
	)

Definition at line 1018 of file neatoinit.c.

References agwarningf(), G, init(), INIT_RANDOM, INIT_REGULAR, initRegular(), N_pos, seed, setSeed(), and srand48.

Referenced by initial_positions(), and majorization().

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◆ chkBB()

static int chkBB	(	Agraph_t *	g,
		attrsym_t *	G_bb,
		boxf *	bbp
	)

static

Definition at line 432 of file neatoinit.c.

References agxget(), BS, boxf::LL, boxf::UR, pointf_s::x, and pointf_s::y.

Referenced by dfs().

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◆ dfs()

static void dfs	(	Agraph_t *	subg,
		Agraph_t *	parentg,
		attrsym_t *	G_lp,
		attrsym_t *	G_bb
	)

static

Definition at line 475 of file neatoinit.c.

References add_cluster(), agbindrec(), agfstsubg(), agnameof(), agnxtsubg(), chkBB(), dfs(), GD_bb, nop_init_graphs(), and startswith().

Referenced by dfs(), and nop_init_graphs().

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◆ doEdges()

static void doEdges ( Agraph_t * g )

static

Definition at line 1383 of file neatoinit.c.

References compute_bb(), and spline_edges0().

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◆ freeEdgeInfo()

static void freeEdgeInfo ( Agraph_t * g )

static

Definition at line 410 of file neatoinit.c.

References agfstnode(), agfstout(), agnxtnode(), agnxtout(), ED_head_label, ED_label, ED_tail_label, ED_xlabel, free_label(), and gv_free_splines().

Referenced by init_nop().

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◆ init_nop()

int init_nop	(	Agraph_t *	g,
		int	adjust
	)

Definition at line 534 of file neatoinit.c.

References adjust, adjustNodes(), agattr(), agerrorf(), agfindgraphattr, agfstnode(), agget(), agnameof(), agnxtnode(), AGRAPH, AllEdges, compute_bb(), freeEdgeInfo(), GD_bb, GD_drawing, GD_label, GD_neato_nlist, GVSPLINES, hasPos, mapbool(), ND_coord, ND_pos, ND_xlabel, neato_set_aspect(), neato_translate(), NoEdges, Nop, nop_init_edges(), nop_init_graphs(), POINTS_PER_INCH, R_NONE, scan_graph(), set_label(), spline_edges0(), startswith(), State, and xdotBB().

Referenced by init_graph(), and neato_layout().

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◆ initRegular()

static void initRegular	(	graph_t *	G,
		int	nG
	)

static

Definition at line 919 of file neatoinit.c.

References agfstnode(), agnxtnode(), G, jitter3d(), M_PI, ND_pinned, ND_pos, Ndim, P_SET, and Spring_coeff.

Referenced by checkStart().

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◆ kkNeato()

static void kkNeato	(	Agraph_t *	g,
		int	nG,
		int	model
	)

static

Definition at line 1286 of file neatoinit.c.

References agerr(), agnameof(), AGPREV, agwarningf(), circuit_model(), diffeq_model(), Epsilon, initial_positions(), MaxIter, mds_model(), MODEL_CIRCUIT, MODEL_MDS, MODEL_SUBSET, shortest_path(), solve_model(), start_timer(), subset_model(), and Verbose.

Referenced by neatoLayout().

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◆ majorization()

static void majorization	(	graph_t *	mg,
		graph_t *	g,
		int	nv,
		int	mode,
		int	model,
		int	dim,
		adjust_data *	am
	)

static

Definition at line 1119 of file neatoinit.c.

References agerr(), agfindgraphattr, agfstnode(), agget(), agnxtnode(), AGPREV, AM_IPSEP, AM_VPSC, checkExp(), checkStart(), DFLT_MARGIN, expand_t::doAdd, elapsed_sec(), Epsilon, free(), freeGraphData(), gv_calloc(), init(), INIT_RANDOM, INIT_SELF, late_double(), makeGraphData(), mapbool(), MaxIter, adjust_data::mode, MODE_HIER, MODE_MAJOR, ND_height, ND_id, ND_pos, ND_width, Ndim, opt_exp_flag, opt_smart_init, opts, PS2INCH, sepFactor(), start_timer(), str, stress_majorization_kD_mkernel(), Verbose, pointf_s::x, expand_t::x, pointf_s::y, and expand_t::y.

Referenced by neatoLayout().

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◆ makeGraphData()

static vtx_data * makeGraphData	(	graph_t *	g,
		int	nv,
		int *	nedges,
		int	mode,
		int	model,
		node_t ***	nodedata
	)

static

Definition at line 778 of file neatoinit.c.

References acyclic(), agattr(), AGEDGE, agfstedge(), agfstnode(), agget(), aghead, agnedges(), agnxtedge(), agnxtnode(), agtail, checkEdge(), clearPM(), E_weight, ED_dist, ED_factor, free(), freePM(), graph(), gv_calloc(), gv_recalloc(), MODE_HIER, MODE_IPSEP, MODEL_SUBSET, ND_id, nedges, newPM(), NULL, ps, and startswith().

Referenced by majorization(), and subset_model().

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◆ mds_model()

static void mds_model ( graph_t * g )

static

Definition at line 1266 of file neatoinit.c.

References agfstnode(), agfstout(), aghead, agnxtnode(), agnxtout(), AGSEQ, agtail, ED_dist, and GD_dist.

Referenced by kkNeato().

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◆ neato_cleanup()

void neato_cleanup ( graph_t * g )

Definition at line 152 of file neatoinit.c.

References agfstnode(), agfstout(), agnxtnode(), agnxtout(), gv_cleanup_edge(), gv_cleanup_node(), and neato_cleanup_graph().

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◆ neato_cleanup_graph()

static void neato_cleanup_graph ( graph_t * g )

static

Definition at line 144 of file neatoinit.c.

References free(), free_scan_graph(), GD_clust, Nop, and Pack.

Referenced by neato_cleanup().

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◆ neato_init_edge()

static void neato_init_edge ( edge_t * e )

static

Definition at line 64 of file neatoinit.c.

References agbindrec(), common_init_edge(), E_weight, ED_factor, and late_double().

Referenced by neato_init_node_edge().

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◆ neato_init_graph()

static void neato_init_graph ( Agraph_t * g )

static

Definition at line 615 of file neatoinit.c.

References agfindgraphattr, agroot(), EDGETYPE_LINE, GD_ndim, GD_odim, late_int(), MAXDIM, MIN, Ndim, neato_init_node_edge(), Agraph_s::root, and setEdgeType().

Referenced by neato_layout().

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◆ neato_init_node()

void neato_init_node ( node_t * n )

Definition at line 56 of file neatoinit.c.

References agbindrec(), agraphof(), common_init_node(), GD_flip, GD_ndim, gv_calloc(), gv_nodesize(), and ND_pos.

Referenced by circular_init_node_edge(), cluster_init_graph(), init_node_edge(), neato_init_node_edge(), sfdp_init_node_edge(), and twopi_init_node_edge().

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◆ neato_init_node_edge()

static void neato_init_node_edge ( graph_t * g )

static

Definition at line 124 of file neatoinit.c.

References agfindnodeattr, agfstnode(), agfstout(), agnnodes(), agnxtnode(), agnxtout(), N_pos, neato_init_edge(), neato_init_node(), and user_pos().

Referenced by neato_init_graph().

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◆ neato_layout()

void neato_layout ( Agraph_t * g )

Definition at line 1391 of file neatoinit.c.

References addZ(), agdelete(), agdelrec(), agerr(), agget(), AGPREV, cc_pfx, CL_OFFSET, compute_bb(), doEdges, pack_info::doSplines, EDGETYPE_LINE, pack_info::fixed, free(), free_scan_graph(), get_inputscale(), getPack(), getPackModeInfo(), graphAdjustMode(), graphviz_node_induce(), gv_calloc(), gv_postprocess(), init_nop(), l_node, l_undef, mapbool(), pack_info::margin, pack_info::mode, neato_init_graph(), neatoLayout(), neatoMode(), neatoModel(), Nop, NULL, Pack, packGraphs(), pccomps(), POINTS_PER_INCH, PSinputscale, removeOverlapWith(), setEdgeType(), and spline_edges().

Referenced by nop1_layout(), and nop2_layout().

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◆ neatoLayout()

static void neatoLayout	(	Agraph_t *	mg,
		Agraph_t *	g,
		int	layoutMode,
		int	layoutModel,
		adjust_data *	am
	)

static

Definition at line 1321 of file neatoinit.c.

References agget(), agnnodes(), DFLT_ITERATIONS, kkNeato(), majorization(), MaxIter, MODE_KK, MODE_MAJOR, MODE_SGD, Ndim, scan_graph_mode(), sgd(), and str.

Referenced by neato_layout().

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◆ neatoMode()

static int neatoMode ( graph_t * g )

static

Definition at line 657 of file neatoinit.c.

References agget(), agnameof(), agwarningf(), MODE_HIER, MODE_IPSEP, MODE_KK, MODE_MAJOR, MODE_SGD, str, and streq().

Referenced by neato_layout().

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◆ neatoModel()

static int neatoModel ( graph_t * g )

static

Definition at line 627 of file neatoinit.c.

References agattr(), AGEDGE, agerr(), agget(), agnameof(), AGPREV, agwarningf(), MODEL_CIRCUIT, MODEL_MDS, MODEL_SHORTPATH, MODEL_SUBSET, and streq().

Referenced by neato_layout().

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◆ nop_init_edges()

static pos_edge nop_init_edges ( Agraph_t * g )

static

Definition at line 378 of file neatoinit.c.

References agfindedgeattr, agfstnode(), agfstout(), agnedges(), agnxtnode(), agnxtout(), AllEdges, nedges, NoEdges, Nop, SomeEdges, and user_spline().

Referenced by init_nop().

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◆ nop_init_graphs()

static void nop_init_graphs	(	Agraph_t *	g,
		attrsym_t *	G_lp,
		attrsym_t *	G_bb
	)

static

Definition at line 498 of file neatoinit.c.

References agfstsubg(), agnxtsubg(), agxget(), dfs(), and GD_label.

Referenced by dfs(), and init_nop().

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◆ numFields()

static int numFields ( const char * pos )

static

Definition at line 166 of file neatoinit.c.

References cnt(), and gv_isspace().

Referenced by user_spline().

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◆ set_label()

static void set_label	(	void *	obj,
		textlabel_t *	l,
		char *	name
	)

static

Definition at line 182 of file neatoinit.c.

References agget(), textlabel_t::pos, and textlabel_t::set.

Referenced by init_nop(), and user_spline().

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◆ setSeed()

int setSeed	(	graph_t *	G,
		int	dflt,
		long *	seedp
	)

Definition at line 951 of file neatoinit.c.

References agget(), agset(), G, gv_isalpha(), gv_isdigit(), init(), INIT_RANDOM, INIT_REGULAR, INIT_SELF, NULL, RANDOM, REGULAR, seed, SLEN, SMART, and startswith().

Referenced by checkStart(), fdp_initParams(), and tuneControl().

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◆ subset_model()

static void subset_model	(	Agraph_t *	G,
		int	nG
	)

static

Definition at line 1245 of file neatoinit.c.

References compute_apsp_artificial_weights(), free(), freeGraphData(), G, GD_dist, makeGraphData(), MODE_KK, MODEL_SUBSET, and NULL.

Referenced by kkNeato().

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◆ user_pos()

bool user_pos	(	attrsym_t *	posptr,
		attrsym_t *	pinptr,
		node_t *	np,
		int	nG
	)

Definition at line 71 of file neatoinit.c.

References agerrorf(), agnameof(), agxget(), jitter3d(), jitter_d(), mapbool(), N_z, ND_pinned, ND_pos, Ndim, NULL, P_PIN, P_SET, PSinputscale, and z.

Referenced by init_node_edge(), and neato_init_node_edge().

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◆ user_spline()

static int user_spline	(	attrsym_t *	E_pos,
		edge_t *	e
	)

static

Definition at line 262 of file neatoinit.c.

References aghead, agnameof(), agtail, agwarningf(), agxget(), arrow_flags(), ED_head_label, ED_label, ED_tail_label, ED_xlabel, bezier::eflag, bezier::ep, free(), gv_calloc(), gv_free_splines(), gv_isspace(), bezier::list, new_spline(), numFields(), ps, set_label(), bezier::sflag, bezier::sp, pointf_s::x, and pointf_s::y.

Referenced by nop_init_edges().

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Variable Documentation

◆ cc_pfx

char* cc_pfx = "_neato_cc"

static

Definition at line 54 of file neatoinit.c.

Referenced by neato_layout().

◆ N_pos

attrsym_t* N_pos

static

Definition at line 50 of file neatoinit.c.

Referenced by checkStart(), init_node_edge(), and neato_init_node_edge().

◆ Pack

int Pack

static

Definition at line 51 of file neatoinit.c.

Referenced by doDot(), neato_cleanup_graph(), and neato_layout().

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ BS

◆ exp_name

◆ RANDOM

◆ REGULAR

◆ SLEN

◆ SMART

◆ srand48

Enumeration Type Documentation

◆ pos_edge

Function Documentation

◆ add_cluster()

◆ addZ()

◆ checkEdge()

◆ checkExp()

◆ checkStart()

◆ chkBB()

◆ dfs()

◆ doEdges()

◆ freeEdgeInfo()

◆ init_nop()

◆ initRegular()

◆ kkNeato()

◆ majorization()

◆ makeGraphData()

◆ mds_model()

◆ neato_cleanup()

◆ neato_cleanup_graph()

◆ neato_init_edge()

◆ neato_init_graph()

◆ neato_init_node()

◆ neato_init_node_edge()

◆ neato_layout()

◆ neatoLayout()

◆ neatoMode()

◆ neatoModel()

◆ nop_init_edges()

◆ nop_init_graphs()

◆ numFields()

◆ set_label()

◆ setSeed()

◆ subset_model()

◆ user_pos()

◆ user_spline()

Variable Documentation

◆ cc_pfx

◆ N_pos

◆ Pack