#include "render.h"

Include dependency graph for splines.c:

Macros
#define	FUDGE 2

#define	HT2(n) (ND_ht(n)/2)

#define	LEFTOF(a, b, c) (((a.y - b.y)(c.x - b.x) - (c.y - b.y)(a.x - b.x)) > 0)

#define	MAXLABELWD (POINTS_PER_INCH/2.0)

#define	AGXGET(o, a) agxget(o,a)

Functions
void	bezier_clip (inside_t inside_context, boolean(inside)(inside_t inside_context, pointf p), pointf sp, boolean left_inside)

void	shape_clip (node_t *n, pointf curve[4])

bezier *	new_spline (edge_t *e, int sz)

void	clip_and_install (edge_t fe, node_t hn, pointf ps, int pn, splineInfo info)

void	add_box (path *P, boxf b)

void	beginpath (path P, edge_t e, int et, pathend_t *endp, boolean merge)

void	endpath (path P, edge_t e, int et, pathend_t *endp, boolean merge)

int	selfRightSpace (edge_t *e)

void	makeSelfEdge (path P, edge_t edges[], int ind, int cnt, double sizex, double sizey, splineInfo *sinfo)

void	makePortLabels (edge_t *e)

pointf	edgeMidpoint (graph_t g, edge_t e)

void	addEdgeLabels (graph_t g, edge_t e, pointf rp, pointf rq)

int	place_portlabel (edge_t *e, boolean head_p)

splines *	getsplinepoints (edge_t *e)

Macro Definition Documentation

#define AGXGET	(	o,
		a
	)	agxget(o,a)

Definition at line 1416 of file splines.c.

Referenced by place_portlabel().

#define FUDGE 2

Definition at line 389 of file splines.c.

Referenced by beginpath(), and endpath().

#define HT2 ( n ) (ND_ht(n)/2)

Definition at line 390 of file splines.c.

Referenced by beginpath(), and endpath().

#define LEFTOF	(	a,
		b,
		c
	)	(((a.y - b.y)(c.x - b.x) - (c.y - b.y)(a.x - b.x)) > 0)

Definition at line 1342 of file splines.c.

Referenced by addEdgeLabels().

#define MAXLABELWD (POINTS_PER_INCH/2.0)

Definition at line 1343 of file splines.c.

Referenced by addEdgeLabels().

Function Documentation

void add_box	(	path *	P,
		boxf	b
	)

Definition at line 352 of file splines.c.

References path::boxes, boxf::LL, path::nbox, boxf::UR, pointf_s::x, and pointf_s::y.

void addEdgeLabels	(	graph_t *	g,
		edge_t *	e,
		pointf	rp,
		pointf	rq
	)

Definition at line 1355 of file splines.c.

References agraphof(), agtail(), APPROXEQPT, dist2(), dotneato_closest(), ED_label, ED_spl, EDGE_TYPE, ET_SPLINE, leftOf(), LEFTOF, makePortLabels(), MAXLABELWD, MILLIPOINT, MIN, TRUE, updateBB(), point::x, pointf_s::x, point::y, and pointf_s::y.

Referenced by makeSpline(), and makeStraightEdges().

void beginpath	(	path *	P,
		edge_t *	e,
		int	et,
		pathend_t *	endp,
		boolean	merge
	)

Definition at line 393 of file splines.c.

References aghead(), agraphof(), agtail(), assert, BOTTOM, pathend_t::boxes, pathend_t::boxn, port::constrained, path::data, ED_edge_type, ED_head_port, ED_tail_port, ED_to_orig, FALSE, FLATEDGE, FUDGE, GD_ranksep, HT2, int, LEFT, boxf::LL, MAX, MIN, pathend_t::nb, path::nbox, ND_coord, ND_lw, ND_node_type, ND_rw, ND_shape, NORMAL, pathend_t::np, NULL, port::p, REGULAREDGE, resolvePort(), RIGHT, SELFEDGE, pathend_t::sidemask, path::start, port::theta, TOP, TRUE, boxf::UR, pointf_s::x, and pointf_s::y.

void bezier_clip	(	inside_t *	inside_context,
		boolean()(inside_t inside_context, pointf p)	inside,
		pointf *	sp,
		boolean	left_inside
	)

Definition at line 106 of file splines.c.

References ABS, Bezier(), FALSE, left, NULL, right, TRUE, pointf_s::x, and pointf_s::y.

Referenced by arrowEndClip(), and arrowStartClip().

void clip_and_install	(	edge_t *	fe,
		node_t *	hn,
		pointf *	ps,
		int	pn,
		splineInfo *	info
	)

Definition at line 241 of file splines.c.

References agraphof(), agtail(), APPROXEQPT, inside_t::bp, ED_edge_type, ED_head_port, ED_tail_port, ED_to_orig, FALSE, GD_bb, splineInfo::ignoreSwap, bezier::list, MILLIPOINT, inside_t::n, ND_coord, ND_order, ND_rank, ND_shape, new_spline(), NORMAL, inside_t::s, bezier::size, TRUE, update_bb_bz(), pointf_s::x, and pointf_s::y.

Referenced by makeSpline(), and makeStraightEdges().

pointf edgeMidpoint	(	graph_t *	g,
		edge_t *	e
	)

Definition at line 1321 of file splines.c.

References APPROXEQPT, dotneato_closest(), ED_spl, EDGE_TYPE, ET_CURVED, ET_SPLINE, MILLIPOINT, pointf_s::x, and pointf_s::y.

void endpath	(	path *	P,
		edge_t *	e,
		int	et,
		pathend_t *	endp,
		boolean	merge
	)

Definition at line 588 of file splines.c.

References aghead(), agraphof(), agtail(), assert, BOTTOM, pathend_t::boxes, pathend_t::boxn, port::constrained, ED_edge_type, ED_head_port, ED_tail_port, ED_to_orig, path::end, FALSE, FLATEDGE, FUDGE, GD_ranksep, HT2, int, LEFT, boxf::LL, M_PI, MAX, MIN, pathend_t::nb, ND_coord, ND_lw, ND_node_type, ND_rw, ND_shape, NORMAL, pathend_t::np, NULL, port::p, REGULAREDGE, resolvePort(), RIGHT, SELFEDGE, pathend_t::sidemask, path::start, port::theta, TOP, TRUE, boxf::UR, pointf_s::x, and pointf_s::y.

splines* getsplinepoints ( edge_t * e )

Definition at line 1478 of file splines.c.

References agerr(), AGERR, aghead(), agnameof(), agtail(), ED_edge_type, ED_spl, ED_to_orig, le, NORMAL, and NULL.

Referenced by place_portlabel().

void makePortLabels ( edge_t * e )

Definition at line 1237 of file splines.c.

References agraphof(), agtail(), E_labelangle, E_labeldistance, ED_head_label, ED_tail_label, FALSE, place_portlabel(), TRUE, and updateBB().

Referenced by addEdgeLabels(), and makeSelfArcs().

void makeSelfEdge	(	path *	P,
		edge_t *	edges[],
		int	ind,
		int	cnt,
		double	sizex,
		double	sizey,
		splineInfo *	sinfo
	)

Definition at line 1191 of file splines.c.

References assert, BOTTOM, ED_head_port, ED_tail_port, LEFT, RIGHT, and TOP.

Referenced by makeSelfArcs().

bezier* new_spline	(	edge_t *	e,
		int	sz
	)

Definition at line 218 of file splines.c.

References ALLOC, ED_edge_type, ED_spl, ED_to_orig, bezier::eflag, bezier::ep, FALSE, bezier::list, N_NEW, NEW, NORMAL, NULL, bezier::sflag, bezier::size, bezier::sp, pointf_s::x, and pointf_s::y.

Referenced by clip_and_install().

int place_portlabel	(	edge_t *	e,
		boolean	head_p
	)

Definition at line 1425 of file splines.c.

References AGXGET, Bezier(), dist(), E_labelangle, E_labeldistance, ED_edge_type, ED_head_label, ED_tail_label, bezier::eflag, bezier::ep, getsplinepoints(), IGNORED, late_double(), bezier::list, splines::list, NULL, PORT_LABEL_ANGLE, PORT_LABEL_DISTANCE, textlabel_t::pos, RADIANS, textlabel_t::set, bezier::sflag, bezier::size, splines::size, bezier::sp, TRUE, pointf_s::x, and pointf_s::y.

Referenced by makePortLabels().

int selfRightSpace ( edge_t * e )

Definition at line 1163 of file splines.c.

References aghead(), agraphof(), BOTTOM, textlabel_t::dimen, ED_head_port, ED_label, ED_tail_port, GD_flip, LEFT, SELF_EDGE_SIZE, TOP, pointf_s::x, and pointf_s::y.

void shape_clip	(	node_t *	n,
		pointf	curve[4]
	)

Definition at line 195 of file splines.c.

References inside_t::bp, inside_t::n, ND_coord, ND_rw, ND_shape, NULL, inside_t::s, pointf_s::x, and pointf_s::y.

Macros

Functions

Macro Definition Documentation

Function Documentation