/// <summary>
/// 每隔10ms刷新用户界面
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timer1_Tick(object sender, EventArgs e)
{
timer1.Enabled = false;
samplesToPreview = int.Parse(textBox_previewSamples.Text);
double length = 0;
bool recordDone = false;
//步骤5：获取流盘状态，包括已流盘长度和流盘是否结束标志位
dstask.GetRecordStatus(out length, out recordDone);
if (recordDone)
{
//流盘已结束
buttonStop_Click(null, null);
progressBar1.Value = progressBar1.Maximum;
}
else
{
//步骤6：流盘仍在进行中，预览最新流盘数据并显示
dstask.ReadLatestData(ref priewData);
ArrayManipulation.Transpose(priewData, ref transposedData);
easyChart_signal.Plot(transposedData);
for (int i = 0; i < channelNumbers.Count; i++)
{
ArrayManipulation.GetArraySubset(transposedData, i, ref singleChannelPriewData, ArrayManipulation.IndexType.row);
Spectrum.PowerSpectrum(singleChannelPriewData, double.Parse(textBox_sampleRate.Text), ref singleChannelSpectrumData, out spectrumInterval[i], SpectrumUnits.V2);
ArrayManipulation.ReplaceArraySubset(singleChannelSpectrumData, ref previewSpectrumBufferTransposed, i, ArrayManipulation.IndexType.row);
}
easyChart_spectrum.Plot(previewSpectrumBufferTransposed, 0, spectrumInterval[0]);
progressBar1.Value = (int)(length / double.Parse(textBox_recordLength.Text) * progressBar1.Maximum);
timer1.Enabled = true;
}
}
public void Start()
{
if (null == tableLayoutPanel_waveConfig.Controls[0])
{
return;
}
double sampleRate = (double)numericUpDown_sampleRate.Value;
Generator waveGenerator = tableLayoutPanel_waveConfig.Controls[0] as Generator;
AITask.AITask input = _globalInfo.AITask;
AOTask.AOTask output = _globalInfo.AOTask;
output.SetUpdateRate(sampleRate);
input.SetSampleRate(sampleRate);
double channelRange = waveGenerator.GetAmplitude();
output.AddChannel(comboBox_aoChannel.SelectedIndex, -1 * channelRange, channelRange);
input.AddChannel(comboBox_refChannel.SelectedIndex, -1 * channelRange, channelRange);
input.AddChannel(comboBox_testChannel.SelectedIndex, -1 * channelRange, channelRange);
double[] outData = waveGenerator.Generate();
output.SetSamplesToUpdate(outData.Length);
double outTime = outData.Length / output.GetUpdateRate();
input.SetSamplesToAcquire((int)(outTime * input.GetSampleRate() * GlobalInfo.ExtraReadTime));
output.WriteData(outData, -1);
input.Start();
output.Start();
double[,] readWaveform = new double[input.GetSamplesToAcquire(), 2];
input.ReadData(ref readWaveform, readWaveform.GetLength(0), GlobalInfo.ReadTimeOut);
double[,] plotData = new double[readWaveform.GetLength(1), readWaveform.GetLength(0)];
ArrayManipulation.Transpose(readWaveform, ref plotData);
// easyChart_data.Plot(plotData);
_globalInfo.Mainform.Invoke(new Action <double[, ], double, double>(easyChart_data.Plot), plotData, 0, 1);
_refData = new double[plotData.GetLength(1)];
_testData = new double[plotData.GetLength(1)];
Buffer.BlockCopy(plotData, 0, _refData, 0, _refData.Length * sizeof(double));
Buffer.BlockCopy(plotData, _testData.Length * sizeof(double), _testData, 0,
_testData.Length * sizeof(double));
double[] spectrum = new double[_testData.Length / 2];
double df;
Spectrum.PowerSpectrum(_testData, input.GetSampleRate(), ref spectrum, out df);
// easyChart_spectrum.Plot(spectrum.Take(1000).ToArray(), 0, df);
_globalInfo.Mainform.Invoke(new Action <double[], double, double>(easyChart_spectrum.Plot), spectrum, 0, df);
_analyzeSize = (uint)Math.Ceiling(outTime * _globalInfo.AITask.GetSampleRate());
}
/// <summary>
/// 定时器，每秒钟刷新一次
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timer1_Tick(object sender, EventArgs e)
{
try
{
//如果本地缓冲区数据足够则读取数据并显示，如果不够，返回
if (aitask.AvailableSamples < readValue.Length)
{
return;
}
timer1.Enabled = false;
aitask.ReadData(ref readValue, -1);
toolStripStatusLabel.Text = "正在读取数据中...";
ArrayManipulation.Transpose(readValue, ref displayValue);
int size = displayValue.Length / 3;
double[] buf1 = new double[size];
double[] buf2 = new double[size];
double[] buf3 = new double[size];
Buffer.BlockCopy(displayValue, 0, buf1, 0, size * sizeof(double));
Buffer.BlockCopy(displayValue, size * sizeof(double), buf2, 0, size * sizeof(double));
Buffer.BlockCopy(displayValue, size * sizeof(double), buf3, 0, size * sizeof(double));
stripChart_position.Plot(_displacementsensor.Convert(buf2));
//stripChart_position.Plot(Conversion.resistance(buf2, RMax, 10, "cm"));
//stripChart_weight.Plot(Conversion.Weight(buf1, 12, 250, 2000, 350, 500, "kg"));
stripChart_weight.Plot(_loadCell.Convert(buf1));
stripChart1.Plot(_thermistor.Convert(buf3));
timer1.Enabled = true;
}
catch (JYDriverException ex)
{
if (ex.ErrorCode == -2 || ex.ErrorCode == -4 || ex.ErrorCode == -304)
{
led1.Value = false;
button1.Enabled = true;
}
else
{
MessageBox.Show(ex.Message);
}
}
catch (Exception ex)
{
aitask?.Stop();
Start.Enabled = true;
toolStripStatusLabel.Text = "读取数据失败";
MessageBox.Show(ex.Message);
}
}
private void timer_measure_Tick(object sender, EventArgs e)
{
timer_measure.Enabled = false;
if (dataAvailable)
{
MathEngineHandler.WfmSubset(readData, device.SelectedChannels.ToList(), (double)numericUpDown_sampleRate.Value);
ArrayManipulation.Transpose(readData, ref displayData);
MathEngineHandler.Process();
if (spectrumMode)
{
for (int i = 0; i < readData.GetLength(1); i++)
{
ArrayManipulation.GetArraySubset(readData, i, ref tempData, ArrayManipulation.IndexType.column);
Spectrum.PowerSpectrum(tempData, _sampleRate, ref tempSpecData, out df);
ArrayManipulation.ReplaceArraySubset(tempSpecData, ref displayData, i, ArrayManipulation.IndexType.row);
}
easyChart1.Plot(displayData, 0, df);
}
else
{
if (checkBox_timeDisplay.Checked)
{
easyChart1.Plot(displayData, 0, 1.0 / (double)numericUpDown_sampleRate.Value);
}
else
{
easyChart1.Plot(displayData);
}
}
easyChart1.SeriesNames = _seriesDefaultNames;
easyChart1.SeriesNames = _chNames.ToArray();
dgv_mathEngine.Invalidate();
if (isSingleRun)
{
easyButton_stop_Click(null, null);
}
else
{
device.Stop();
easyButton_contStart_Click(null, null);
}
}
else
{
timer_measure.Enabled = true;
}
}
public void Start()
{
if (null == tableLayoutPanel_waveConfig.Controls[0])
{
return;
}
double sampleRate = (double)numericUpDown_sampleRate.Value;
Generator waveGenerator = tableLayoutPanel_waveConfig.Controls[0] as Generator;
dataGridView_result.Rows.Clear();
AITask.AITask input = _globalInfo.AITask;
AOTask.AOTask output = _globalInfo.AOTask;
output.SetUpdateRate(sampleRate);
input.SetSampleRate(sampleRate);
double channelRange = waveGenerator.GetAmplitude();
output.AddChannel(comboBox_aoChannel.SelectedIndex, -1 * channelRange, channelRange);
input.AddChannel(comboBox_refChannel.SelectedIndex, -1 * channelRange, channelRange);
input.AddChannel(comboBox_testChannel.SelectedIndex, -1 * channelRange, channelRange);
double[] outData = waveGenerator.Generate();
output.SetSamplesToUpdate(outData.Length);
double outTime = outData.Length / output.GetUpdateRate();
input.SetSamplesToAcquire((int)(outTime * input.GetSampleRate() * GlobalInfo.ExtraReadTime));
output.WriteData(outData, -1);
input.Start();
output.Start();
double[,] readWaveform = new double[input.GetSamplesToAcquire(), 2];
input.ReadData(ref readWaveform, readWaveform.GetLength(0), GlobalInfo.ReadTimeOut);
double[,] plotData = new double[readWaveform.GetLength(1), readWaveform.GetLength(0)];
ArrayManipulation.Transpose(readWaveform, ref plotData);
_globalInfo.Mainform.Invoke(new Action <double[, ], double, double>(easyChart_waveform.Plot), plotData, 0, 1);
_testData = new double[plotData.GetLength(1)];
Buffer.BlockCopy(plotData, 0, _testData, 0, _testData.Length * sizeof(double));
_refWaveform = waveGenerator.GetRefWaveform() as SteppedLevelSineWaveform;
// double[] peakToPeak, thd, nr, thdPlusNr, rms;
// SeeSharpTools.JY.Audio.AudioAnalyzer.AnalyzeSteppedLevelSineWaveform(testWaveData, refWaveform,
// out peakToPeak, out thd, out nr, out thdPlusNr, out rms);
_analyzeSize = _refWaveform.GetTotalPoints();
}
// 设置定时器
private void timer1_Tick(object sender, EventArgs e)
{
timer1.Enabled = false;
if (mutilAiTask.AvailableSamples >= readValue.Length)
{
try
{
mutilAiTask.ReadData(ref readValue, -1);
toolStripStatusLabel.Text = "数据读取中...";
}
catch (JYDriverException ex)
{
timer1.Enabled = true;
toolStripStatusLabel.Text = "数据读取错误";
MessageBox.Show(ex.Message);
}
// 绘制图像
ArrayManipulation.Transpose(readValue, ref displayValue);
easyChart_wave.Plot(displayValue);
}
timer1.Enabled = true;
}
public virtual void Transpose <T>(T[,] src, ref T[,] dest)
{
ArrayManipulation.Transpose(src, ref dest);
}