public void beginExecution() {
if (cam == null) {
int numBuffers = 2;
env = GraphicsEnvironment.getLocalGraphicsEnvironment();
device = env.getDefaultScreenDevice();
// MultiBufferTest test = new MultiBufferTest(numBuffers, device);
try {
GraphicsConfiguration gc = device.getDefaultConfiguration();
mainFrame = new Frame(gc);
mainFrame.setUndecorated(true);
mainFrame.setIgnoreRepaint(true);
device.setFullScreenWindow(mainFrame);
if (device.isDisplayChangeSupported()) {
chooseBestDisplayMode(device);
}
mainFrame.createBufferStrategy(numBuffers);
bufferStrategy = mainFrame.getBufferStrategy();
} catch (Exception e) {
e.printStackTrace();
}
}
}
/** Pasa a modo grafico en pantalla completa. */
private void initFullScreen(int width, int height, int depth, int refresh) {
this.width = width;
this.height = height;
window.setUndecorated(true);
window.setIgnoreRepaint(true);
try {
graphicsDevice.setFullScreenWindow(window);
graphicsDevice.setDisplayMode(new DisplayMode(width, height, depth, refresh));
timer = new N3Timer(1, this);
} catch (Exception e) {
shutdown();
}
}
public MultiBufferTest(int numBuffers, GraphicsDevice device) {
try {
GraphicsConfiguration gc = device.getDefaultConfiguration();
mainFrame = new Frame(gc);
mainFrame.setUndecorated(true);
mainFrame.setIgnoreRepaint(true);
device.setFullScreenWindow(mainFrame);
// if (device.isDisplayChangeSupported()) {
// chooseBestDisplayMode(device);
// }
Rectangle bounds = mainFrame.getBounds();
mainFrame.createBufferStrategy(numBuffers);
BufferStrategy bufferStrategy = mainFrame.getBufferStrategy();
for (float lag = 2000.0f; lag > 0.00000006f; lag = lag / 1.33f) {
System.out.println("lag = " + lag);
for (int i = 0; i < numBuffers; i++) {
Graphics g = bufferStrategy.getDrawGraphics();
if (!bufferStrategy.contentsLost()) {
g.setColor(COLORS[i]);
// g.fillRect(0,0,bounds.width, bounds.height);
g.fillRect(0, 0, 20, 20);
bufferStrategy.show();
g.dispose();
}
try {
Thread.sleep((int) lag);
} catch (InterruptedException e) {
}
}
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
} finally {
device.setFullScreenWindow(null);
}
}
public static void main(String[] args) {
UEyeCameraInfo[] uEyeCameraInfoArray = {new UEyeCameraInfo(), new UEyeCameraInfo()};
UEyeCameraList uEyeCameraList = new UEyeCameraList(uEyeCameraInfoArray);
// write struct to native memory
uEyeCameraList.write();
int result = UEyeCapturerLibrary.GetCameraNames(uEyeCameraList.getPointer());
System.out.println("GetCameraNames result: " + result);
uEyeCameraList.read();
final IntByReference cameraHandle = new IntByReference(0);
char[] windowName = null;
for (int i = 0; i < uEyeCameraList.dwCount; i++) {
UEyeCameraInfo ueye_CAMERA_INFO = uEyeCameraList.uci[i];
windowName = Native.toCharArray(ueye_CAMERA_INFO.getModelInfo());
System.out.println("WindowName returned: " + windowName);
cameraHandle.setValue(ueye_CAMERA_INFO.dwCameraID);
}
uEyeCameraList.clear();
String settingsFile =
"C:/Documents and Settings/Administrator/My Documents/uEye/1495LE3.90.ini";
result = UEyeCapturerLibrary.InitializeCamera(cameraHandle);
System.out.println("initCamera result: " + result);
System.out.println("Camera handle returned: " + cameraHandle.getValue());
IntByReference monitorId = new IntByReference(WindowManager.getDefaultMonitorId());
UEyeCapturerLibrary.OnWndShowCallback onWndShowCallback =
new UEyeCapturerLibrary.OnWndShowCallback() {
public void invoke(boolean visible) {
System.out.println("Window visibility set to " + visible);
}
};
Frame frame = new Frame(String.valueOf(windowName));
Canvas canvas = new Canvas();
frame.add(canvas);
frame.setIgnoreRepaint(true);
frame.setBackground(Color.black);
frame.setSize(1440, 900);
frame.setVisible(true);
frame.pack();
Pointer newPointer = Native.getComponentPointer(canvas);
result =
UEyeCapturerLibrary.StartRunning(
cameraHandle, settingsFile, monitorId, onWndShowCallback, newPointer);
try {
Thread.sleep(5000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
result = UEyeCapturerLibrary.StopRunning(cameraHandle);
frame.remove(canvas);
frame.validate();
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
frame.add(canvas);
frame.validate();
Pointer otherPointer = Native.getComponentPointer(canvas);
assert (otherPointer.equals(newPointer));
result =
UEyeCapturerLibrary.StartRunning(
cameraHandle, settingsFile, monitorId, onWndShowCallback, otherPointer);
try {
Thread.sleep(3000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(UEyeCapturerLibrary.Dispose(cameraHandle));
}