Example usage for java.lang Math pow

Introduction

In this page you can find the example usage for java.lang Math pow.

Prototype

@HotSpotIntrinsicCandidate
public static double pow(double a, double b)

Source Link

Document

Returns the value of the first argument raised to the power of the second argument.

Usage

From source file:Main.java

public static double getMaxInteger(float digit) {
    String intStr = ((int) digit + "");
    Integer intLength = intStr.length();
    return Math.pow(10, intLength);
}

From source file:Main.java

private static float getCurvature(final float dxt, final float dyt, final float ddxt, final float ddyt) {
    return Math.abs(dxt * ddyt - dyt * ddxt) / (float) Math.pow(dxt * dxt + dyt * dyt, 3f / 2f);
}

From source file:Main.java

public static double round(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    long factor = (long) Math.pow(10, places);
    value = value * factor;//from  www  .  j  a v a2s . c  om
    long tmp = Math.round(value);
    return (double) tmp / factor;
}

From source file:Main.java

public static float truncate(float f, int decimalPlaces) {
    float decimalShift = (float) Math.pow(10, decimalPlaces);
    return Math.round(f * decimalShift) / decimalShift;
}

From source file:Main.java

static float getQuadTargetPoint(float startPoint, float endPoint, float bezierPoint, float t) {
    return (float) (bezierPoint - (Math.pow(1.f - t, 2.f) * startPoint + Math.pow(t, 2.f) * endPoint))
            / (2.f * t * (1.f - t));/*from  w w w.j ava 2 s  .  c  o m*/
}

From source file:Main.java

public static double distance(double currentLatitude, double currentLongitude, double compareLatitude,
        double compareLongitude) {
    return Math.sqrt(
            Math.pow(currentLatitude - compareLatitude, 2) + Math.pow(currentLongitude - compareLongitude, 2));
}

From source file:Main.java

private static Double calculateMagnitude(Map<Object, Integer> map1) {
    Double sum = 0.0;//from   w w w.  j a v  a 2s  .  com
    for (Integer value : map1.values()) {
        sum += Math.pow(value, 2);
    }

    return Math.sqrt(sum);
}

From source file:Main.java

public static double pointDistance(Point a, Point b) {
    return Math.sqrt(Math.pow(a.x - b.x, 2) + Math.pow(a.y - b.y, 2));
}

From source file:Main.java

public static double getLong(int inX, int zoom) {
    double x = Math.floor(inX * 256);
    double longitude = ((x * 360) / (256 * Math.pow(2, zoom))) - 180;
    while (longitude > 180.0) {
        longitude -= 360.0;/*from w w w  . j a va  2  s.c om*/
    }
    while (longitude < -180.0) {
        longitude += 360.0;
    }
    return longitude;

}

From source file:Main.java

private static double calcEuclideanDist(double aLat, double aLong, double bLat, double bLong) {

    //        return Math.sqrt(Math.pow(aLat-bLat,2) + Math.pow(aLong-bLong, 2));
    return (Math.pow(aLat - bLat, 2) + Math.pow(aLong - bLong, 2));
}