/* * ContourMeDataSet.java * * Created on June 24, 2004, 9:23 PM */ package org.das2.dataset.test; /** * * @author jbf */ public class ContourMeDataSet extends FunctionTableDataSet { /** Creates a new instance of ContourMeDataSet */ public ContourMeDataSet() { //xtags=101; //ytags=101; super(31,31); xtags=31; ytags=31; fillCache(); } public double getDoubleImpl(int i, int j, org.das2.datum.Units units) { i= i - this.xtags / 2; j= j - this.ytags / 2; double d= (i*i+j*j); //double a= Math.atan2(j,i); //return d + xtags/40*Math.cos( a * 20 ); return d; } }