void ITracker.ClearCalibration(TrackerCallback callback)
{
if (callback != null)
{
callback(calibrating ? 0 : 1, 1);
}
}
void ITracker.GetName(TrackerCallback callback)
{
if (callback != null)
{
callback(0, name);
}
}
void ITracker.AddPoint(double x, double y, TrackerCallback callback)
{
if (callback != null)
{
callback(calibrating ? 0 : 1, 1);
}
}
void ITracker.ClearCalibration(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.ClearCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.AddPoint(double x, double y, TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.AddCalibrationPoint(new Point2D(x, y));
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.StartCalibration(TrackerCallback callback)
{
if (et == null)
{
callback(1, 0);
return;
}
if (calibrating)
{
callback(1, 0);
return;
}
try
{
//setXconfig(angle);
et.StartCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
calibrating = true;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.GetRate(TrackerCallback callback)
{
if (callback != null)
{
callback(0, fps);
}
}
void ITracker.AddPoint(double x, double y, TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
callback(1, 0);
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.AddCalibrationPoint(new Point2D(x, y));
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
if (callback != null)
callback(0, 1);
}
void ITracker.SetRate(int rate, TrackerCallback callback)
{
fps = rate;
if (callback != null)
{
callback(0, fps);
}
}
void ITracker.Enable(TrackerCallback callback)
{
active = true;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.StartCalibration(TrackerCallback callback)
{
calibrating = true;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.Disable(TrackerCallback callback)
{
active = false;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.GetState(TrackerCallback callback)
{
int status = 0 + (active ? 1 : 0) + (calibrating ? 1 << 1 : 0);
if (callback != null)
{
callback(0, status);
}
}
void ITracker.EndCalibration(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.ComputeCalibration();
}
catch (EyeTrackerException e)
{
//If error is not OPERATION_FAILED
if (e.ErrorCode != 0x20000502)
{
if (callback != null)
{
//We tell them of the error
callback(e.ErrorCode, 0);
}
return;
}
//Or we continue and let it stop calibrating without
// calculating anything.
}
try
{
et.StopCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
calibrating = false;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.EndCalibration(TrackerCallback callback)
{
if (!calibrating)
{
if (callback != null)
callback(1, 0);
return;
}
calibrating = false;
if (callback != null)
callback(0, 1);
}
void ITracker.Enable(TrackerCallback callback)
{
enabled = true;
if (et != null)
{
et.StartTracking();
}
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.Disable(TrackerCallback callback)
{
enabled = false;
if (et != null)
{
et.StopTracking();
}
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.EndCalibration(TrackerCallback callback)
{
if (!calibrating)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
calibrating = false;
if (callback != null)
{
callback(0, 1);
}
}
void ITracker.GetState(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
{
callback(1, -1);
}
return;
}
int status = (enabled ? 1 : 0) + (calibrating ? 1 << 1 : 0);
if (callback != null)
{
callback(0, status);
}
}
void ITracker.SetRate(int rate, TrackerCallback callback)
{
if (et.EnumerateFrameRates().Contains((float)rate))
{
if (et == null)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
et.SetFrameRate((float)rate);
if (callback != null)
{
callback(0, 1);
}
}
else
{
callback(1, 0);
}
}
void ITracker.GetRate(TrackerCallback callback)
{
if (callback == null)
{
return;
}
if (et == null)
{
if (callback != null)
{
callback(1, 0);
}
return;
}
try
{
callback(0, (int)et.GetFrameRate());
}
catch (EyeTrackerException e)
{
callback(e.ErrorCode, 0);
}
}
void ITracker.ClearCalibration(TrackerCallback callback)
{
if (callback != null)
callback(calibrating ? 0 : 1, 1);
}
void ITracker.AddPoint(double x, double y, TrackerCallback callback)
{
if (callback != null)
callback(calibrating ? 0 : 1, 1);
}
void ITracker.SetRate(int rate, TrackerCallback callback)
{
if (et.EnumerateFrameRates().Contains((float)rate))
{
if (et == null)
{
if (callback != null)
callback(1, 0);
return;
}
et.SetFrameRate((float)rate);
if (callback != null)
callback(0, 1);
}
else
{
callback(1, 0);
}
}
void ITracker.GetRates(TrackerCallback callback)
{
//This part of the interface is to be changed soon, so I do not implement it for now.
//No part of the ETServer uses it anyway...
throw new NotImplementedException();
}
void ITracker.GetName(TrackerCallback callback)
{
if (callback != null)
callback(0, name);
}
void ITracker.Enable(TrackerCallback callback)
{
enabled = true;
if (et != null)
{
et.StartTracking();
}
if (callback != null)
callback(0, 1);
}
void ITracker.Disable(TrackerCallback callback)
{
active = false;
if (callback != null)
callback(0, 1);
}
void ITracker.GetRates(TrackerCallback callback)
{
//This part of the interface is to be changed soon, so I do not implement it for now.
//No part of the ETServer uses it anyway...
throw new NotImplementedException();
}
void ITracker.GetRates(TrackerCallback callback)
{
throw new NotImplementedException();
}
void ITracker.Enable(TrackerCallback callback)
{
active = true;
if (callback != null)
callback(0, 1);
}
public static extern int VrpnStart(string device,
AnalogCallback analogCallback,
ButtonCallback buttonCallback,
TrackerCallback trackerCallback);
void ITracker.Disable(TrackerCallback callback)
{
enabled = false;
if (et != null)
et.StopTracking();
if (callback != null)
callback(0, 1);
}
void ITracker.GetRate(TrackerCallback callback)
{
if (callback != null)
callback(0, fps);
}
void ITracker.EndCalibration(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
callback(1, 0);
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.ComputeCalibration();
}
catch (EyeTrackerException e)
{
//If error is not OPERATION_FAILED
if (e.ErrorCode != 0x20000502)
{
if (callback != null)
{
//We tell them of the error
callback(e.ErrorCode, 0);
}
return;
}
//Or we continue and let it stop calibrating without
// calculating anything.
}
try
{
et.StopCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
calibrating = false;
if (callback != null)
callback(0, 1);
}
void ITracker.GetRates(TrackerCallback callback)
{
throw new NotImplementedException();
}
void ITracker.GetRate(TrackerCallback callback)
{
if (callback == null) return;
if (et == null)
{
if (callback != null)
callback(1, 0);
return;
}
try
{
callback(0, (int)et.GetFrameRate());
}
catch (EyeTrackerException e)
{
callback(e.ErrorCode, 0);
}
}
void ITracker.GetState(TrackerCallback callback)
{
int status = 0 + (active ? 1 : 0) + (calibrating ? 1 << 1 : 0);
if (callback != null)
callback(0, status);
}
void ITracker.GetState(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
callback(1, -1);
return;
}
int status = (enabled ? 1 : 0) + (calibrating ? 1 << 1 : 0);
if (callback != null)
callback(0, status);
}
void ITracker.SetRate(int rate, TrackerCallback callback)
{
fps = rate;
if (callback != null)
callback(0, fps);
}
void ITracker.StartCalibration(TrackerCallback callback)
{
if (et == null)
{
callback(1, 0);
return;
}
if (calibrating)
{
callback(1, 0);
return;
}
try
{
//setXconfig(angle);
et.StartCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
calibrating = true;
if (callback != null)
callback(0, 1);
}
void ITracker.StartCalibration(TrackerCallback callback)
{
calibrating = true;
if (callback != null)
callback(0, 1);
}
void ITracker.ClearCalibration(TrackerCallback callback)
{
if (et == null)
{
if (callback != null)
callback(1, 0);
return;
}
if (!calibrating)
{
callback(1, 0);
return;
}
try
{
et.ClearCalibration();
}
catch (EyeTrackerException e)
{
if (callback != null)
{
callback(e.ErrorCode, 0);
}
return;
}
if (callback != null)
callback(0, 1);
}
public static extern int VrpnStart(string device,
AnalogCallback analogCallback,
ButtonCallback buttonCallback,
TrackerCallback trackerCallback);
