vclip
Class ConvexPolygon

java.lang.Object
  vclip.ConvexPolygon

public class ConvexPolygon

extends java.lang.Object

A 2d convex polygon used by Vclip is handling face-face contact.

Field Summary

static int	EDGE_WITHIN
static int	NO_OVERLAP
static int	OVERLAP
static int	POLY_WITHIN

Constructor Summary

ConvexPolygon()

ConvexPolygon(double[] vlist)

Method Summary

void	addVertex(double x, double y, boolean ccw)
double	area()
void	beginDef()
void	centroid(javax.vecmath.Point2d p)
boolean	consistencyCheck(boolean print)
void	endDef()
boolean	epsilonEquals(ConvexPolygon poly, double prec)
vclip.ConvexPolygon.VertexIterator	getVertexIterator()
java.util.Iterator	getVertices()
ConvexPolygon	intersect(ConvexPolygon poly1)
ConvexPolygon	intersect(ConvexPolygon poly1, boolean boundingBoxCheck)
ConvexPolygon	intersect(ConvexPolygon poly1, ConvexPolygon poly2)
ConvexPolygon	intersect(ConvexPolygon poly1, ConvexPolygon poly2, boolean boundingBoxCheck)
ConvexPolygon	intersect(ConvexPolygon poly, vclip.Line2d hp)
ConvexPolygon	intersect(vclip.Line2d hp)
int	intersectLine(double[] lam, vclip.Line2d line)
int	intersectLine(double[] lam, vclip.Line2d line, double tol)
int	isInside(javax.vecmath.Point2d p)
int	numVertices()
void	scan(java.io.StreamTokenizer stok)
void	set(ConvexPolygon poly)
void	set(double[] vlist)
java.lang.String	sprintf()
java.lang.String	toString()
void	xform(ConvexPolygon poly, double px, double py, double ang)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

NO_OVERLAP

public static final int NO_OVERLAP

See Also:

Constant Field Values

OVERLAP

public static final int OVERLAP

See Also:

Constant Field Values

EDGE_WITHIN

public static final int EDGE_WITHIN

See Also:

Constant Field Values

POLY_WITHIN

public static final int POLY_WITHIN

See Also:

Constant Field Values

Constructor Detail

ConvexPolygon

public ConvexPolygon()

ConvexPolygon

public ConvexPolygon(double[] vlist)

Method Detail

set

public void set(double[] vlist)

beginDef

public void beginDef()

addVertex

public void addVertex(double x,
                      double y,
                      boolean ccw)

endDef

public void endDef()

set

public void set(ConvexPolygon poly)

scan

public void scan(java.io.StreamTokenizer stok)
          throws java.io.IOException

Throws:

java.io.IOException

sprintf

public java.lang.String sprintf()

epsilonEquals

public boolean epsilonEquals(ConvexPolygon poly,
                             double prec)

consistencyCheck

public boolean consistencyCheck(boolean print)

intersect

public ConvexPolygon intersect(vclip.Line2d hp)

intersect

public ConvexPolygon intersect(ConvexPolygon poly,
                               vclip.Line2d hp)

centroid

public void centroid(javax.vecmath.Point2d p)

area

public double area()

isInside

public int isInside(javax.vecmath.Point2d p)

intersectLine

public int intersectLine(double[] lam,
                         vclip.Line2d line)

intersectLine

public int intersectLine(double[] lam,
                         vclip.Line2d line,
                         double tol)

intersect

public ConvexPolygon intersect(ConvexPolygon poly1,
                               ConvexPolygon poly2)

intersect

public ConvexPolygon intersect(ConvexPolygon poly1,
                               boolean boundingBoxCheck)

intersect

public ConvexPolygon intersect(ConvexPolygon poly1)

intersect

public ConvexPolygon intersect(ConvexPolygon poly1,
                               ConvexPolygon poly2,
                               boolean boundingBoxCheck)

numVertices

public int numVertices()

getVertices

public java.util.Iterator getVertices()

getVertexIterator

public vclip.ConvexPolygon.VertexIterator getVertexIterator()

xform

public void xform(ConvexPolygon poly,
                  double px,
                  double py,
                  double ang)

toString

public java.lang.String toString()