Example usage for org.apache.commons.math3.geometry.euclidean.twod Vector2D Vector2D

Introduction

In this page you can find the example usage for org.apache.commons.math3.geometry.euclidean.twod Vector2D Vector2D.

Prototype

public Vector2D(double[] v) throws DimensionMismatchException 

Source Link

Document

Simple constructor.

Usage

From source file:org.aminb.mathtools.app.math.Line2D.java

private void doInit(double[] pointA, double[] dirxnVector) {
    ptA = new Vector2D(pointA);
    double[] pointB = calcPtB(pointA, dirxnVector);
    ptB = new Vector2D(pointB);
    line = new Line(ptA, ptB, .0000001);
}

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From source file:org.aminb.mathtools.app.math.Line2D.java

private void paramToPt() {
    double[] pta = { 0, 0 };
    double[] ptb = { 0, 0 };
    pta[0] = Xparam[0] + Xparam[1]; // calculate an x value for point A
    pta[1] = Yparam[0] + Yparam[1]; // calculate an y value for point A
    ptb[0] = Xparam[0] * 3 + Xparam[1]; // calculate an x value for point B
    ptb[1] = Yparam[0] * 3 + Yparam[1]; // calculate an y value for point B
    ptA = new Vector2D(pta);
    ptB = new Vector2D(ptb);
    line = new Line(ptA, ptB, .0000001);
}

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