org.openmali.curves
Class BezierCurve2

java.lang.Object
  org.openmali.curves.BezierCurve2

public class BezierCurve2
extends java.lang.Object

A quadric Bezier Curve (degree 2) B(t) = (1-t)^2*P0 + 2*t*(1-t)*P1 + t^2*P2 0 < t < 1

Since:

04 sept. 2007

Author:

Ludovic Marce

Constructor Summary

BezierCurve2(Point3f[] points)

BezierCurve2(Point3f startPoint, Point3f midPoint, Point3f endPoint)

Method Summary

Point3f	getBasePoint(int i)
Point3f[]	getBasePoints()
Point3f	getPoint(float i)
Point3f	getPoint(float i, Point3f p)
Point3f[]	getPoints(int numPoints)
Point3f[]	getPoints(Point3f[] result)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BezierCurve2

public BezierCurve2(Point3f startPoint,
                    Point3f midPoint,
                    Point3f endPoint)

BezierCurve2

public BezierCurve2(Point3f[] points)

Method Detail

getBasePoints

public final Point3f[] getBasePoints()

Returns:

the array of base-points for this Bezier Curve.

getBasePoint

public final Point3f getBasePoint(int i)

Returns:

the n-th base-point for this Bezier Curve.

getPoint

public final Point3f getPoint(float i,
                              Point3f p)

Parameters:

i - with 0 < t < 1

p - the point output object to write the calculated point on the Bezier Curve to

getPoint

public final Point3f getPoint(float i)

Parameters:

i - with 0 < t < 1

Returns:

one point on the Bezier curve

getPoints

public final Point3f[] getPoints(Point3f[] result)

Parameters:

result - result.length Point3fs from the Bezier Curve

getPoints

public final Point3f[] getPoints(int numPoints)

Parameters:

numPoints -

Returns:

numPoints * Point3f from the Bezier curve