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Java > Open Source Codes > HenonPlot


1 import java.applet.*;
2 import java.awt.*;
3 import JSci.awt.*;
4 import JSci.maths.chaos.*;
5
6 /**
7 * Plot of the Henon map.
8 * @author Mark Hale
9 * @version 1.1
10 */
11 public final class HenonPlot extends Applet {
12         private HenonMap cm;
13         private ScatterGraph graph;
14         private final int N=10000;
15         public void init() {
16                 cm=new HenonMap(cm.A_CHAOS,cm.B_CHAOS);
17                 float xData[]=new float[N];
18                 float yData[]=new float[N];
19                 double x[]={0.0,0.0};
20                 for(int i=0;i<N;i++) {
21                         xData[i]=(float)x[0];
22                         yData[i]=(float)x[1];
23                         x=cm.map(x);
24                 }
25                 DefaultGraph2DModel model=new DefaultGraph2DModel();
26                 model.setXAxis(xData);
27                 model.addSeries(yData);
28                 graph=new ScatterGraph(model);
29                 graph.setNumbering(false);
30                 setLayout(new BorderLayout());
31                 add(graph,"Center");
32         }
33 }
34
35
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