X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=gps%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fgps%2Fgeometry%2FCoordinates.java;fp=gps%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fgps%2Fgeometry%2FCoordinates.java;h=0000000000000000000000000000000000000000;hb=9e3f0e3a7b4a63aaed0c33466c041982dc93b511;hp=1424930a9979c648c82edb5d5a7acabb8e71b18d;hpb=2207a1e695ce23e79678c232cff2ceb84ebaa801;p=utils diff --git a/gps/src/main/java/org/wamblee/gps/geometry/Coordinates.java b/gps/src/main/java/org/wamblee/gps/geometry/Coordinates.java deleted file mode 100644 index 1424930a..00000000 --- a/gps/src/main/java/org/wamblee/gps/geometry/Coordinates.java +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright 2006 the original author or authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package org.wamblee.gps.geometry; - -import java.io.Serializable; - -/** - * Coordinates in some 3-dimensional coordinate system. - * - * @author Erik Brakkee - */ -public class Coordinates implements Serializable { - - private double _x1; - private double _x2; - private double _x3; - - /** - * Constructs the coordinates. - * @param aX1 First coordinate. - * @param aX2 Second coordinate. - * @param aX3 Third coordinate. - */ - public Coordinates(double aX1, double aX2, double aX3) { - _x1 = aX1; - _x2 = aX2; - _x3 = aX3; - } - - public double getX1() { - return _x1; - } - - public double getX2() { - return _x2; - } - - public double getX3() { - return _x3; - } - - public double getX(int i) { - switch (i) { - case 1: return _x1; - case 2: return _x2; - case 3: return _x3; - } - throw new IllegalArgumentException("coordinate out of range " + i); - } - - /* (non-Javadoc) - * @see java.lang.Object#toString() - */ - @Override - public String toString() { - return "(" + getX1() + ", " + getX2() + ", " + getX3() + ")"; - } - - public Coordinates add(Coordinates aC) { - return new Coordinates(_x1 + aC._x1, _x2 + aC._x2, _x3 + aC._x3); - } - - public Coordinates subtract(Coordinates aC) { - return new Coordinates(_x1 - aC._x1, _x2 - aC._x2, _x3 - aC._x3); - } - - public double innerProduct(Coordinates aC) { - return _x1 * aC._x1 + _x2 * aC._x2 + _x3 * aC._x3; - } - - public Coordinates outerProduct(Coordinates aC) { - return new Coordinates( - _x2*aC._x3 - _x3*aC._x2, - -_x1*aC._x3 + _x3*aC._x1, - _x1*aC._x2 - _x2*aC._x1 - ); - } - - public double norm() { - return Math.sqrt(innerProduct(this)); - } - - public Coordinates scale(double aMultiplier) { - return new Coordinates(_x1*aMultiplier, _x2*aMultiplier, _x3*aMultiplier); - } - - public Coordinates normalize() { - return scale(1.0/norm()); - } -}