1 package org.lcsim.recon.tracking.spacegeom;
2 /** A Spherical SpacePoint
3 *
4 *@author Norman A. Graf
5 *@version 1.0
6 *@see SpacePoint
7 */
8
9 public class SphericalPoint extends SpacePoint
10 {
11 /**
12 * Constructor.
13 * Constructs a SpacePoint with Spherical coordinates
14 * @param r Spherical radius coordinate
15 * @param phi Spherical phi coordinate
16 * @param theta Spherical theta coordinate
17 */
18 public SphericalPoint(double r, double phi, double theta)
19 {
20 _xyz = r;
21 _phi = phi;
22 _theta = theta;
23 _xy = r*Math.sin(theta);
24 _x = _xy*Math.cos(phi);
25 _y = _xy*Math.sin(phi);
26 _z = r*Math.cos(theta);
27 }
28 }