compound.c File Reference

#include <dotgen/dot.h>
#include <stdbool.h>
#include <stddef.h>
#include <util/agxbuf.h>
#include <util/alloc.h>
#include <util/gv_math.h>

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Functions
static pointf	boxIntersectf (pointf pp, pointf cp, boxf *bp)
static int	inBoxf (pointf p, boxf *bb)
static graph_t *	getCluster (char *cluster_name, Dt_t *map)
static int	countVertCross (pointf *pts, double xcoord)
static int	countHorzCross (pointf *pts, double ycoord)
static double	findVertical (pointf *pts, double tmin, double tmax, double xcoord, double ymin, double ymax)
static double	findHorizontal (pointf *pts, double tmin, double tmax, double ycoord, double xmin, double xmax)
static int	splineIntersectf (pointf *pts, boxf *bb)
static void	makeCompoundEdge (edge_t *e, Dt_t *clustMap)
void	dot_compoundEdges (graph_t *g)

Function Documentation

boxIntersectf()

static pointf boxIntersectf ( pointf  pp, pointf  cp, boxf *  bp  )

static

Definition at line 26 of file compound.c.

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

Referenced by makeCompoundEdge().

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countHorzCross()

static int countHorzCross ( pointf *  pts, double  ycoord  )

static

Definition at line 133 of file compound.c.

References fcmp(), and sign().

Referenced by findHorizontal().

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countVertCross()

static int countVertCross ( pointf *  pts, double  xcoord  )

static

Definition at line 111 of file compound.c.

References fcmp(), and sign().

Referenced by findVertical().

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dot_compoundEdges()

void dot_compoundEdges

(

graph_t *

g

)

Definition at line 458 of file compound.c.

References agfstnode(), agfstout(), agnxtnode(), agnxtout(), dtclose(), makeCompoundEdge(), and mkClustMap().

Referenced by dotLayout().

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findHorizontal()

static double findHorizontal ( pointf *  pts, double  tmin, double  tmax, double  ycoord, double  xmin, double  xmax  )

static

Definition at line 202 of file compound.c.

References Bezier(), countHorzCross(), findHorizontal(), xmax, and xmin.

Referenced by findHorizontal(), and splineIntersectf().

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findVertical()

static double findVertical ( pointf *  pts, double  tmin, double  tmax, double  xcoord, double  ymin, double  ymax  )

static

Definition at line 160 of file compound.c.

References Bezier(), countVertCross(), findVertical(), ymax, and ymin.

Referenced by findVertical(), and splineIntersectf().

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getCluster()

static graph_t * getCluster ( char *  cluster_name, Dt_t *  map  )

static

Definition at line 86 of file compound.c.

References agwarningf(), findCluster(), and NULL.

Referenced by makeCompoundEdge().

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inBoxf()

static int inBoxf ( pointf  p, boxf *  bb  )

static

Definition at line 76 of file compound.c.

References INSIDE.

Referenced by makeCompoundEdge().

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makeCompoundEdge()

static void makeCompoundEdge ( edge_t *  e, Dt_t *  clustMap  )

static

Definition at line 291 of file compound.c.

References agget(), aghead, agnameof(), agtail, agwarningf(), arrowEndClip(), arrowStartClip(), boxIntersectf(), ED_spl, bezier::eflag, bezier::ep, free(), GD_bb, getCluster(), gv_calloc(), head, inBoxf(), bezier::list, mid_pointf(), ND_coord, bezier::sflag, bezier::size, bezier::sp, and splineIntersectf().

Referenced by dot_compoundEdges().

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splineIntersectf()

static int splineIntersectf ( pointf *  pts, boxf *  bb  )

static

Definition at line 243 of file compound.c.

References Bezier(), findHorizontal(), findVertical(), boxf::LL, MIN, NULL, boxf::UR, pointf_s::x, and pointf_s::y.

Referenced by makeCompoundEdge().

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