barsuift.simLife.j3d.util
Class BarycentreHelper

java.lang.Object
  barsuift.simLife.j3d.util.BarycentreHelper

public final class BarycentreHelper
extends java.lang.Object

Method Summary

static javax.vecmath.Point3d

getBarycentre(javax.vecmath.Point3d startPoint, javax.vecmath.Point3d endPoint, double distance) Return a point on the line between startPoint and endPoint, located at the given distance from the startPoint.

Methods inherited from class java.lang.Object

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

Method Detail

getBarycentre

public static javax.vecmath.Point3d getBarycentre(javax.vecmath.Point3d startPoint,
                                                  javax.vecmath.Point3d endPoint,
                                                  double distance)

Return a point on the line between startPoint and endPoint, located at the given distance from the startPoint.

The returned point is always on the line, between the 2 given points. If distance is too low (negative), then the start point is returned. If distance is too high, then the end point is returned.

Parameters:

startPoint -

endPoint -

distance -

Returns: