IntensityGraphManualTest.java

/*******************************************************************************
 * Copyright (c) 2010 Oak Ridge National Laboratory.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 ******************************************************************************/
package org.eclipse.nebula.visualization.widgets.figures;
import java.beans.PropertyDescriptor;

import org.eclipse.draw2d.Figure;
import org.eclipse.nebula.visualization.widgets.datadefinition.ColorMap;
import org.eclipse.nebula.visualization.widgets.datadefinition.ColorMap.PredefinedColorMap;
import org.eclipse.nebula.visualization.widgets.figures.IntensityGraphFigure;
import org.eclipse.swt.widgets.Display;

/**
 * @author Xihui Chen
 *
 */
public class IntensityGraphManualTest extends AbstractWidgetTest{

	private static final int DataHeight = 1024;
	private static final int DataWidth = 1280;
	public static int count=0;
	public static int count2=0;
	long start = System.nanoTime();
	@Override
	public Figure createTestWidget() {
		final IntensityGraphFigure figure = new IntensityGraphFigure();
		final short[] simuData = new short[DataWidth*DataHeight*2];
		final short[] data = new short[DataWidth*DataHeight];
	int seed = count++;
					for(int i=0; i<DataHeight; i++){
						for(int j=0; j<DataWidth; j++){
							int x = j-DataWidth;
							int y = i-DataHeight;		
							int p = (int) Math.sqrt(x*x + y*y);
							simuData[i*DataWidth + j] = (short) ( Math.sin(p*2*Math.PI/DataWidth + seed*Math.PI/100)*100);		
						}
					}
		Thread t = new Thread(new Runnable() {
			
			public void run() {
				while (true) {
					count++;
					try {
						
						Thread.sleep(50);
					} catch (InterruptedException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}
//					long nanoTime = System.nanoTime();
					
					System.arraycopy(simuData, count%DataWidth, data, 0, DataWidth*DataHeight);
//					System.out.println((System.nanoTime()-nanoTime)/1000000 + " generating "+ data[0] + "Count: " +count);
//					start=System.nanoTime();
					Display.getDefault().asyncExec(new Runnable() {
						
						public void run() {
//							long nanoTime = 0;//System.nanoTime();

							count2++;
							figure.setDataArray(data);
//							System.out.println(System.nanoTime()/1000 + " setting " + data[0] + "Count: " +count2);
						}
					});
							
							
				



				}
			}
		});
		t.start();

		figure.setMax(100);
		figure.setMin(-100);
		figure.setDataHeight(DataHeight);
		figure.setDataWidth(DataWidth);
		figure.setColorMap(new ColorMap(PredefinedColorMap.JET, true, true));
		return figure;
	}
	
	
	@Override
	public String[] getPropertyNames() {
		String[] superProps =  super.getPropertyNames();
		String[] myProps = new String[]{
				"colorMap",
				"cropBottom",
				"cropLeft",
				"cropRight",
				"cropTop",
				"dataArray",
				"dataHeight",
				"dataWidth",
				"max",
				"min",
				"runMode",
				"showRamp"
		};
		
		return concatenateStringArrays(superProps, myProps);
	}
	
	
	@Override
	public Object generateTestData(PropertyDescriptor pd, Object seed) {
		if(pd.getName().equals("dataArray") && seed != null && seed instanceof Integer){
			double[] simuData = new double[65536];
			for(int i=0; i<256; i++){
				for(int j=0; j<256; j++){
					int x = j-128;
					int y = i-128;		
					int p = (int) Math.sqrt(x*x + y*y);
					simuData[i*256 + j] = Math.sin(p*2*Math.PI/256 + (Integer)seed);		
				}
			}
			return simuData;
		}else if(pd.getName().equals("dataWidth") || pd.getName().equals("dataHeight"))
			return 256;
		else if(pd.getName().equals("max"))
			return 1;
		else if(pd.getName().equals("min"))
			return -1;
		else if(pd.getName().equals("colorMap") && seed != null && seed instanceof Integer)
			return new ColorMap(PredefinedColorMap.values()[(Integer)seed % 6 + 1], true, true);
		return super.generateTestData(pd, seed);
	}
	
	@Override
	public boolean isAutoTest() {
		return false;
	}
			
}