poly.h File Reference

#include <stdbool.h>
#include <util/api.h>
#include <neatogen/geometry.h>

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Data Structures
struct	Poly

Functions
PRIVATE bool	polyOverlap (Point, Poly *, Point, Poly *)
PRIVATE int	makePoly (Poly *, Agnode_t *, double, double)
PRIVATE int	makeAddPoly (Poly *, Agnode_t *, double, double)
PRIVATE void	breakPoly (Poly *)

Function Documentation

breakPoly()

PRIVATE void breakPoly

(

Poly *

pp

)

Definition at line 27 of file poly.c.

References free(), and Poly::verts.

Referenced by freeNodes().

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makeAddPoly()

PRIVATE int makeAddPoly	(	Poly *	pp,
		Agnode_t *	n,
		double	xmargin,
		double	ymargin
	)

Definition at line 111 of file poly.c.

References agerrorf(), bbox(), BOX, CIRCLE, Poly::corner, genRound(), gv_calloc(), isBox(), Poly::kind, boxf::LL, makeScaledTransPoint(), ND_clust, ND_height, ND_shape, ND_shape_info, ND_width, Poly::nverts, Poly::origin, PS2INCH, PUTPT, SH_POINT, SH_POLY, SH_RECORD, shapeOf(), streq(), boxf::UR, Poly::verts, pointf_s::x, Point::x, pointf_s::y, and Point::y.

Referenced by makeInfo().

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makePoly()

PRIVATE int makePoly	(	Poly *	pp,
		Agnode_t *	n,
		double	xmargin,
		double	ymargin
	)

Definition at line 199 of file poly.c.

References agerrorf(), bbox(), BOX, CIRCLE, Poly::corner, genRound(), gv_calloc(), inflatePts(), isBox(), Poly::kind, boxf::LL, makeScaledPoint(), ND_clust, ND_height, ND_shape, ND_shape_info, ND_width, Poly::nverts, Poly::origin, PS2INCH, PUTPT, SH_POINT, SH_POLY, SH_RECORD, shapeOf(), streq(), boxf::UR, Poly::verts, pointf_s::x, Point::x, pointf_s::y, and Point::y.

Referenced by makeInfo().

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polyOverlap()

PRIVATE bool polyOverlap	(	Point	p,
		Poly *	pp,
		Point	q,
		Poly *	qp
	)

Definition at line 406 of file poly.c.

References addpt(), Poly::corner, dx, dy, edgesIntersect(), free(), inBox(), inPoly(), ISBOX(), ISCIRCLE(), Poly::nverts, Poly::origin, pintersect(), transCopy(), Poly::verts, Point::x, and Point::y.

Referenced by countOverlap().

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