cartesian To Spherical and return JavaFX Point3D - Java java.lang

Java examples for java.lang:Math Geometry Shape

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Description

cartesian To Spherical and return JavaFX Point3D

Demo Code

/**/*from   w w  w . ja va 2 s .c o  m*/
 * MathUtils.java
 *
 * Copyright (c) 2013-2015, F(X)yz
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the organization nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
//package com.java2s;

public class Main {
    public static final double DBL_EPSILON = 2.220446049250313E-16d;
    public static final double PI = Math.PI;

    public static javafx.geometry.Point3D cartesianToSpherical(
            javafx.geometry.Point3D cartCoords) {
        double x = cartCoords.getX();
        double storex, storey, storez;
        if (x == 0) {
            x = DBL_EPSILON;
        }
        storex = Math.sqrt((x * x)
                + (cartCoords.getY() * cartCoords.getY())
                + (cartCoords.getZ() * cartCoords.getZ()));
        storey = Math.atan(cartCoords.getZ() / x);
        if (x < 0) {
            storey += PI;
        }
        storez = Math.asin(cartCoords.getY() / storex);
        return new javafx.geometry.Point3D(storex, storey, storez);
    }
}

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