maspack.geometry

Class ConvexPolygon2d

java.lang.Object

maspack.geometry.Polygon2d

maspack.geometry.ConvexPolygon2d

All Implemented Interfaces:

HasRenderProps, IsRenderable, IsSelectable, Renderable

public class ConvexPolygon2d
extends Polygon2d

Field Summary

Fields inherited from interface maspack.render.IsRenderable

TRANSPARENT, TWO_DIMENSIONAL

Constructor Summary

Constructors

Constructor and Description
ConvexPolygon2d()
ConvexPolygon2d(double[] coords)
ConvexPolygon2d(Point2d[] pnts)

Method Summary

Modifier and Type	Method and Description
double	area()
int	pointIsInside(Point2d pnt) Returns 1 or -1 depending on whether pnt is (strictly) inside or outside of poly.

Methods inherited from class maspack.geometry.Polygon2d

addVertex, appendVertex, clear, createRenderProps, epsilonEquals, equals, getBounds, getCentroid, getFirstVertex, getLastVertex, getMaxCoordinate, getRenderHints, getRenderProps, getSelection, getVertices, inverseTransform, isConsistent, isEmpty, isSelectable, numSelectionQueriesNeeded, numVertices, prependVertex, prerender, render, render, scan, set, set, set, setRenderProps, shiftVertices, toString, toString, toString, transform, updateBounds, updateBounds

Methods inherited from class java.lang.Object

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

Constructor Detail

ConvexPolygon2d

public ConvexPolygon2d()

ConvexPolygon2d

public ConvexPolygon2d(double[] coords)

ConvexPolygon2d

public ConvexPolygon2d(Point2d[] pnts)

Method Detail

area

public double area()

pointIsInside

public int pointIsInside(Point2d pnt)

Returns 1 or -1 depending on whether pnt is (strictly) inside or outside of poly.

Returns:

1 for inside and -1 for outside