void RefreshTimer_Tick(object sender, EventArgs e)
{
/* just init the first time */
if (ListItems == null || ListItems.Length == 0)
{
ListItems = new ListViewItem[10];
for (int pos = 0; pos < ListItems.Length; pos++)
{
ListItems[pos] = new ListViewItem(new string[4]);
}
listCounters.Items.Clear();
listCounters.Items.AddRange(ListItems);
}
int entry = 0;
double processTime = Envelope.CounterProcessing.TotalTime + Envelope.CounterVisualization.TotalTime;
HighPerformanceCounter tmpCtr = new HighPerformanceCounter("Processing");
tmpCtr.TotalTime = processTime;
UpdateCounter(ListItems[entry++], Envelope.CounterRuntime, 0, 0);
UpdateCounter(ListItems[entry++], Envelope.CounterReading, 0, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], tmpCtr, 0, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterXlat, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterXlatLowpass, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterXlatDecimate, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterDemod, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterDemodLowpass, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterDemodDecimate, processTime, Envelope.CounterRuntime.TotalTime);
UpdateCounter(ListItems[entry++], Envelope.CounterVisualization, processTime, Envelope.CounterRuntime.TotalTime);
}
private void AddAccess(eDirection dir, int device, int length, byte[] data)
{
if (Counter == null)
{
Counter = new HighPerformanceCounter("I²C Debug");
Counter.Start();
}
if (I2CAccesses == null)
{
I2CAccesses = new LinkedList <I2CDataEntry>();
}
lock (I2CAccesses)
{
I2CDataEntry entry = new I2CDataEntry();
entry.Direction = dir;
entry.Device = device;
entry.Length = length;
entry.Data = data;
Counter.Stop();
entry.Timestamp = Counter.Duration;
Counter.Start();
I2CAccesses.AddLast(entry);
}
}
void UpdateCounter(ListViewItem item, HighPerformanceCounter counter, double refTime, double refCPUTime)
{
if (item.SubItems[0].Text != counter.Name)
{
item.SubItems[0].Text = counter.Name;
}
item.SubItems[1].Text = String.Format("{0:0.00} s", counter.TotalTime);
if (refTime > 0)
{
item.SubItems[2].Text = String.Format("{0:0.00} %", ((100 * counter.TotalTime) / refTime));
}
else
{
item.SubItems[2].Text = "-";
}
if (refCPUTime > 0)
{
item.SubItems[3].Text = String.Format("{0:0.00} %", ((100 * counter.TotalTime) / refCPUTime));
}
else
{
item.SubItems[3].Text = "-";
}
}
public FFTTransformer(int FFTSize)
{
this.FFTSize = FFTSize;
BuildWindowFuncTable(WindowingFunction);
Counter = new HighPerformanceCounter("FFTW/KISS Performance Measurement");
VarsFFTW = new FFTServerVars <double>(FFTSize);
VarsKISS = new FFTServerVars <float>(FFTSize);
/* try to use FFTW, fallback to KISS */
try
{
VarsFFTW.fplan = fftw.dft_1d(FFTSize, VarsFFTW.hinAddr, VarsFFTW.houtAddr, fftw_direction.Forward, fftw_flags.Estimate);
Available = true;
}
catch (DllNotFoundException ex)
{
UseFFTW = false;
}
catch (BadImageFormatException ex)
{
UseFFTW = false;
}
try
{
VarsKISS.fplan = FFTInit(FFTSize, VarsKISS.hinAddr, VarsKISS.houtAddr);
Available = true;
}
catch (DllNotFoundException ex)
{
}
catch (BadImageFormatException ex)
{
}
}
