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/*
* Created on Tuesday, September 07 2010 21:33
*/
package com.jogamp.opencl.demos.info;
import com.jogamp.common.JogampRuntimeException;
import com.jogamp.opencl.CLDevice;
import com.jogamp.opencl.CLPlatform;
import com.jogamp.opencl.util.ExceptionReporter;
import com.jogamp.opencl.util.JOCLVersion;
import java.awt.Container;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JEditorPane;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.UIManager;
/**
* Displays OpenCL information in a table.
* @author Michael Bien
*/
public class CLInfo {
public static void main(String[] args) {
Logger logger = Logger.getLogger(CLInfo.class.getName());
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception ex) {
logger.log(Level.INFO, null, ex);
}
logger.info("\n" + JOCLVersion.getAllVersions());
try{
CLPlatform.initialize();
}catch(JogampRuntimeException ex) {
logger.log(Level.SEVERE, null, ex);
ExceptionReporter.appear("I tried hard but I really can't initialize JOCL. Is OpenCL properly set up?", ex);
return;
}
JFrame frame = new JFrame("OpenCL Info");
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
Container contentPane = frame.getContentPane();
JEditorPane area = new JEditorPane();
area.setContentType("text/html");
area.setEditable(false);
contentPane.add(new JScrollPane(area));
String html = createOpenCLInfoHTML();
area.setText(html.toString());
frame.setSize(800, 600);
frame.setVisible(true);
}
private static String createOpenCLInfoHTML() {
StringBuilder html = new StringBuilder();
html.append("<table border=\"1\">");
CLPlatform[] platforms = CLPlatform.listCLPlatforms();
// platforms
List<Map<String, String>> platProps = new ArrayList<Map<String, String>>();
List<Integer> spans = new ArrayList<Integer>();
for (CLPlatform p : platforms) {
platProps.add(p.getProperties());
spans.add(p.listCLDevices().length);
}
fillTable(platProps, spans, html);
// devices
ArrayList<Map<String, String>> devProps = new ArrayList<Map<String, String>>();
for (CLPlatform p : platforms) {
CLDevice[] devices = p.listCLDevices();
for (CLDevice d : devices) {
devProps.add(d.getProperties());
}
}
fillTable(devProps, html);
html.append("</table>");
return html.toString();
}
private static void fillTable(List<Map<String, String>> properties, StringBuilder sb) {
ArrayList<Integer> spans = new ArrayList<Integer>(properties.size());
for (int i = 0; i < properties.size(); i++) {
spans.add(1);
}
fillTable(properties, spans, sb);
}
private static void fillTable(List<Map<String, String>> properties, List<Integer> spans, StringBuilder sb) {
boolean header = true;
for (String key : properties.get(0).keySet()) {
sb.append("<tr>");
cell(sb, key);
int i = 0;
for (Map<String, String> map : properties) {
cell(sb, spans.get(i), map.get(key), header);
i++;
}
sb.append("</tr>");
header = false;
}
}
private static void cell(StringBuilder sb, String value) {
sb.append("<td>").append(value).append("</td>");
}
private static void cell(StringBuilder sb, int span, String value, boolean header) {
if(header) {
sb.append("<th colspan=\"").append(span).append("\">").append(value).append("</th>");
}else{
sb.append("<td colspan=\"").append(span).append("\">").append(value).append("</td>");
}
}
}
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