plfill.c File Reference

#include "plplotP.h"

Go to the source code of this file.

Classes
struct	point

Macros
#define	INSIDE(ix, iy)   ( BETW( ix, xmin, xmax ) && BETW( iy, ymin, ymax ) )
#define	DTOR   ( PI / 180. )
#define	BINC   50
#define	PL_NBCC   2
#define	BETW_NBCC(ix, ia, ib)   ( ( ( ix ) <= ( ia + PL_NBCC ) && ( ix ) >= ( ib - PL_NBCC ) ) || ( ( ix ) >= ( ia - PL_NBCC ) && ( ix ) <= ( ib + PL_NBCC ) ) )
#define	NEW_NOTPOINTINPOLYGON_CODE
#define	MAX_RECURSION_DEPTH   10

Enumerations
enum	PL_CrossedStatus {   PL_NOT_CROSSED = 0x1, PL_NEAR_A1 = 0x2, PL_NEAR_A2 = 0x4, PL_NEAR_B1 = 0x8,   PL_NEAR_B2 = 0x10, PL_NEAR_PARALLEL = 0x20, PL_PARALLEL = 0x40 }

Functions
static int	compar (const void *, const void *)
static void	addcoord (PLINT, PLINT)
static void	tran (PLINT *, PLINT *, PLFLT, PLFLT)
static void	buildlist (PLINT, PLINT, PLINT, PLINT, PLINT, PLINT, PLINT)
static int	notpointinpolygon (PLINT n, PLINT_VECTOR x, PLINT_VECTOR y, PLINT xp, PLINT yp)
static int	circulation (PLINT *x, PLINT *y, PLINT npts)
static int	notcrossed (PLINT *xintersect, PLINT *yintersect, PLINT xA1, PLINT yA1, PLINT xA2, PLINT yA2, PLINT xB1, PLINT yB1, PLINT xB2, PLINT yB2)
void	c_plfill (PLINT n, PLFLT_VECTOR x, PLFLT_VECTOR y)
void	c_plfill3 (PLINT n, PLFLT_VECTOR x, PLFLT_VECTOR y, PLFLT_VECTOR z)
void	plfill_soft (short *x, short *y, PLINT n)
void	buildlist (PLINT xp1, PLINT yp1, PLINT xp2, PLINT yp2, PLINT PL_UNUSED(xp3), PLINT yp3, PLINT dinc)
void	plP_plfclp (PLINT *x, PLINT *y, PLINT npts, PLINT xmin, PLINT xmax, PLINT ymin, PLINT ymax, void(*draw)(short *, short *, PLINT))
int	plP_pointinpolygon (PLINT n, PLFLT_VECTOR x, PLFLT_VECTOR y, PLFLT xp, PLFLT yp)

Variables
static PLINT	bufferleng
static PLINT	buffersize
static PLINT *	buffer

Macro Definition Documentation

#define BETW_NBCC	(		ix,
			ia,
			ib
	)		( ( ( ix ) <= ( ia + PL_NBCC ) && ( ix ) >= ( ib - PL_NBCC ) ) || ( ( ix ) >= ( ia - PL_NBCC ) && ( ix ) <= ( ib + PL_NBCC ) ) )

Definition at line 33 of file plfill.c.

#define BINC   50

Definition at line 29 of file plfill.c.

#define DTOR   ( PI / 180. )

Definition at line 28 of file plfill.c.

#define INSIDE	(		ix,
			iy
	)		( BETW( ix, xmin, xmax ) && BETW( iy, ymin, ymax ) )

Definition at line 26 of file plfill.c.

#define MAX_RECURSION_DEPTH   10

Definition at line 1410 of file plfill.c.

#define NEW_NOTPOINTINPOLYGON_CODE

Definition at line 1256 of file plfill.c.

#define PL_NBCC   2

Definition at line 31 of file plfill.c.

Enumeration Type Documentation

enum PL_CrossedStatus

Enumerator
PL_NOT_CROSSED
PL_NEAR_A1
PL_NEAR_A2
PL_NEAR_B1
PL_NEAR_B2
PL_NEAR_PARALLEL
PL_PARALLEL

Definition at line 59 of file plfill.c.

Function Documentation

void addcoord ( PLINT  xp1, PLINT  yp1  )

static

Definition at line 487 of file plfill.c.

static void buildlist ( PLINT  , PLINT  , PLINT  , PLINT  , PLINT  , PLINT  , PLINT    )

static

void buildlist	(	PLINT	xp1,
		PLINT	yp1,
		PLINT	xp2,
		PLINT	yp2,
		PLINT	PL_UNUSEDxp3,
		PLINT	yp3,
		PLINT	dinc
	)

Definition at line 431 of file plfill.c.

void c_plfill	(	PLINT	n,
		PLFLT_VECTOR	x,
		PLFLT_VECTOR	y
	)

Definition at line 132 of file plfill.c.

void c_plfill3	(	PLINT	n,
		PLFLT_VECTOR	x,
		PLFLT_VECTOR	y,
		PLFLT_VECTOR	z
	)

Definition at line 202 of file plfill.c.

int circulation ( PLINT *  x, PLINT *  y, PLINT  npts  )

static

Definition at line 1183 of file plfill.c.

int compar ( const void *  pnum1, const void *  pnum2  )

static

Definition at line 509 of file plfill.c.

int notcrossed ( PLINT *  xintersect, PLINT *  yintersect, PLINT  xA1, PLINT  yA1, PLINT  xA2, PLINT  yA2, PLINT  xB1, PLINT  yB1, PLINT  xB2, PLINT  yB2  )

static

Definition at line 1939 of file plfill.c.

static int notpointinpolygon ( PLINT  n, PLINT_VECTOR  x, PLINT_VECTOR  y, PLINT  xp, PLINT  yp  )

static

Definition at line 1258 of file plfill.c.

void plfill_soft	(	short *	x,
		short *	y,
		PLINT	n
	)

Definition at line 307 of file plfill.c.

void plP_plfclp	(	PLINT *	x,
		PLINT *	y,
		PLINT	npts,
		PLINT	xmin,
		PLINT	xmax,
		PLINT	ymin,
		PLINT	ymax,
		void(*)(short *, short *, PLINT)	draw
	)

Definition at line 538 of file plfill.c.

int plP_pointinpolygon	(	PLINT	n,
		PLFLT_VECTOR	x,
		PLFLT_VECTOR	y,
		PLFLT	xp,
		PLFLT	yp
	)

Definition at line 1212 of file plfill.c.

void tran ( PLINT *  a, PLINT *  b, PLFLT  c, PLFLT  d  )

static

Definition at line 419 of file plfill.c.

Variable Documentation

PLINT * buffer

static

Definition at line 74 of file plfill.c.

PLINT bufferleng

static

Definition at line 74 of file plfill.c.

PLINT buffersize

static

Definition at line 74 of file plfill.c.