Java Distance Calculate distSq(double x1, double y1, double z1, double x2, double y2, double z2)

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Description

dist Sq

License

Open Source License

Declaration 

public static double distSq(double x1, double y1, double z1, double x2, double y2, double z2)

Method Source Code

//package com.java2s;
//License from project: Open Source License 

public class Main {
    public static double distSq(double x1, double y1, double z1, double x2, double y2, double z2) {
        return (sq(x2 - x1) + sq(y2 - y1) + sq(z2 - z1));
    }/*w w  w .  ja  v a 2  s. c  o  m*/

    public static double sq(double f) {
        return f * f;
    }

    public static double sq(double f, int i) {
        if (i == 2)
            return sq(f);
        double f1 = 1D;
        for (int j = 0; j < i; j++)
            f1 *= f;
        return f1;
    }
}

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  6. distSqr2(double x1, double y1, double x2, double y2)
  7. distSquared(double ax, double ay, double bx, double by)
  8. distSquared(float x0, float y0, float x1, float y1)
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