/// <summary>
/// Handles click events from the Run/Stop button.
/// </summary>
private void RunStop_Btn_Click(object sender, EventArgs e)
{
// Sanity check the inputs
if (2 * DampingBorderWidth_NUD.Value > Math.Min(GridSizeX_NUD.Value, GridSizeY_NUD.Value))
{
MessageBox.Show("Damping border must be less than half the minimum grid dimension.");
return;
}
if (RunStop_Btn.Text == "Stop")
{
RunStop_Btn.Enabled = false;
PauseResume_Btn.Enabled = false;
m_evolver.Cancel();
}
else
{
RunStop_Btn.Text = "Stop";
PauseResume_Btn.Enabled = true;
Main_ProgressBar.Value = 0;
EnableInputs(false);
m_params = GetParamsFromUi();
Properties.Settings.Default.LastRunParams = m_params.ToString();
Properties.Settings.Default.Save();
CreateAnimationFrames();
}
}
/// <summary>
/// Evolves the wavefunction and saves keyframes to disk.
/// </summary>
private void CreateAnimationFrames()
{
// Get a fresh output directory
m_outputDir = CreateOutputDir();
// Write the run parameters to a file
string paramsFile = Path.Combine(m_outputDir, "Params.txt");
File.WriteAllText(paramsFile, m_params.ToString().Replace("\n", "\r\n"));
// Create the initial wavefunction
WaveFunction wf = WaveFunctionUtils.CreateGaussianWavePacket(
m_params.GridSizeX, m_params.GridSizeY, m_params.LatticeSpacing, m_params.ParticleMass,
m_params.InitialWavePacketCenter,
m_params.InitialWavePacketSize,
m_params.InitialWavePacketMomentum,
m_params.MultiThread
);
// Save the initial wf as Frame 0
wf.SaveToVtkFile(Path.Combine(m_outputDir, "Frame_0000.vtk"), m_params.SaveFormat);
m_lastSavedFrame = 0;
// Create an Evolver and run it in the background
Evolver.VDelegate V = (x, y, t, m, sx, sy) => { return(m_VBuilder.V(x, y, t, m, sx, sy)); };
m_evolver = new Evolver(wf, m_params.TotalTime, m_params.TimeStep, V, false, m_params.ParticleMass, 1,
m_params.DampingBorderWidth, m_params.DampingFactor, m_params.MultiThread);
m_evolver.ProgressEvent += Evolver_ProgressEvent;
m_evolver.CompletionEvent += Evolver_CompletionEvent;
m_evolver.RunInBackground();
}
/// <summary>
/// Sets and saves the V-code.
/// </summary>
public string SetCode(string code)
{
// Try to compile the given code
string errorMessages;
Assembly assembly = CompileCode(AddBoilerplateCode(code), out errorMessages);
// Check for compilation errors
if (assembly == null)
{
return(string.IsNullOrEmpty(errorMessages) ? "Unknown compilation error." : errorMessages);
}
else
{
// Accept the given code
Code_TextBox.Text = code;
m_vCalcMethodInfo = assembly.GetTypes()[0].GetMethod("V", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.Public);
RunParams parms = RunParams.FromString(Properties.Settings.Default.LastRunParams);
parms.VCode = code;
Properties.Settings.Default.LastRunParams = parms.ToString();
Properties.Settings.Default.Save();
return("");
}
}