lcsim/src/org/lcsim/recon/vertexing/zvtop4

diff -N HepPoint.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ HepPoint.java	22 Aug 2005 16:09:29 -0000	1.1
@@ -0,0 +1,83 @@

+package org.lcsim.recon.vertexing.zvtop4;
+
+import static java.lang.Math.sqrt;
+
+/**
+ * Representation of a Point in 3D space.
+ * @author jstrube
+ * @version
+ */
+
+public class HepPoint {
+    enum Representation {Cartesian, Cylindrical, Spherical}
+    Representation representation;
+    private double[] coords;
+    private HepPoint() {
+    }
+    
+    private double Cartesian2SphericalR() {
+        return sqrt(coords[0]*coords[0] + coords[1]*coords[1] + coords[2]*coords[2]);
+    }
+    
+    private double Cartesian2SphericalPhi() {
+        return 0;
+    }
+    
+    private double Cartesian2SphericalTheta() {
+        return 0;
+    }
+    
+    private double Cartesian2CylindricalPhi() {
+        return Cartesian2SphericalPhi();
+    }
+    
+    private double Cartesian2CylindricalR() {
+        return 0;
+    }
+    
+    private double Cylindrical2SphericalR() {
+        return 0;
+    }
+    
+    private double Cylindrical2SphericalTheta() {
+        return 0;
+    }
+    
+    private double Cylindrical2CartesianX() {
+        return 0;
+    }
+    
+    private double Cylindrical2CartesianY() {
+        return 0;
+    }
+    
+    private double Spherical2CylindricalR() {
+        return 0;
+    }
+    
+    private double Spherical2CartesianZ() {
+        return 0;
+    }
+    
+    private double Spherical2CartesianX() {
+        return 0;
+    }
+    
+    private double Spherical2CartesianY() {
+        return 0;
+    }
+    
+    private double Spherical2CylindricalZ() {
+        return Spherical2CartesianZ();
+    }
+    
+    public double getX(){
+        switch(representation) {
+        case Cartesian: return coords[0];
+        case Cylindrical: return Cylindrical2CartesianX();
+        case Spherical: return Spherical2CartesianX();
+        default: return Double.NaN;
+        }
+    }
+    
+}