/// <summary>
/// Transform a point from one rectangle onto another using this class's warp matrix.
/// </summary>
/// <param name="srcX">Source point, X coordinate.</param>
/// <param name="srcY">Source point, Y coordinate.</param>
/// <param name="dstX">Destination point, X coordinate.</param>
/// <param name="dstY">Destination point, Y coordinate.</param>
public void warp(float srcX, float srcY, ref float dstX, ref float dstY)
{
// If our matrix is out of date, recompute it.
if (dirty)
{
computeWarp();
}
// Compute the coordinate transform.
Warper.warp(warpMat, srcX, srcY, ref dstX, ref dstY);
}
/// <summary>
/// This is called when the state of the wiimote changes and a new state report is available.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void handleWiimoteChanged(object sender, WiimoteChangedEventArgs e)
{
// Obtain mutual excluseion.
pDeviceMutex.WaitOne();
// If we not running then leave.
if (!bRunning)
{
pDeviceMutex.ReleaseMutex();
return;
}
// Store the state.
WiimoteState pState = e.WiimoteState;
// Contain active sensor data.
List <SpatioTemporalInput> lInputs = new List <SpatioTemporalInput>();
// For each IR sensor with data.
IRSensor[] tSensors = pState.IRState.IRSensors;
for (int iSensor = 0; iSensor < tSensors.Length; ++iSensor)
{
// If the sensor has data - queue an input for it.
if (tSensors[iSensor].Found)
{
// Extract the data from the sensor.
int x = tSensors[iSensor].RawPosition.X;
int y = tSensors[iSensor].RawPosition.Y;
float fWarpedX = x;
float fWarpedY = y;
// If we have transformation enabled
if (TransformResults)
{
// Transform the coordinates with the warper.
pWarper.warp(x, y, ref fWarpedX, ref fWarpedY);
}
// Make it into an input.
lInputs.Add(new SpatioTemporalInput((double)fWarpedX, (double)fWarpedY));
}
}
// Prepare the frame to recieve new inputs.
if (this.lFrame != null)
{
this.lFrame = null;
}
this.lFrame = new Queue <WiiContact>(1);
// Now run these inputs through the classifier to see if they are related to any previous ones.
// Thanks Nintendo... fix ye'r buffer ordering!
this.InputClassifier.processFrame(lInputs);
// Build that frame off to the input dispatcher.
FrameEventArgs pFrame = new FrameEventArgs((ulong)Stopwatch.GetTimestamp(), this.lFrame);
this.lFrame = null;
// Ship it out!
this.OnNewFrame(this, pFrame);
/*
* // Has the 'A' button changed?
* if (!bLastTriggerState && pState.ButtonState.B)
* {
* // Click the button programmatically.
* Dispatcher.BeginInvoke(new Action(delegate()
* {
* Button_Calibrate.RaiseEvent(new RoutedEventArgs(Button.ClickEvent));
* }), null);
* }
* bLastTriggerState = pState.ButtonState.B;
*/
// Update the battery state on the GUI.
//Dispatcher.BeginInvoke(new Action(delegate()
//{
// // float f = (((100.0f * 48.0f * (float)(ws.Battery / 48.0f))) / 192.0f);
// Bar_Battery.Value = (pState.Battery > 0xc8 ? 0xc8 : (int)pState.Battery);
//}), null);
this.BatteryState = (pState.Battery > 0xc8 ? 0xc8 : (int)pState.Battery);
// Release mutual exclusion.
pDeviceMutex.ReleaseMutex();
}
