private bool CheckFileSliced(PrusaSlicerCLICommands commands, int errorsReceived)
{
bool ret = true;
if (errorsReceived > 0)
{
ret = false;
}
//var slicedFilePath =
// Path.Combine(commands.Output, Path.GetFileNameWithoutExtension(commands.File) + ".gcode");
if (GCodePath == null)
{
ret = false;
}
else
{
if (!File.Exists(GCodePath))
{
ret = false;
}
var fileSize = new FileInfo(GCodePath).Length;
if (fileSize == 0)
{
ret = false;
}
}
return(ret);
}
public async Task SliceAsync(PrusaSlicerCLICommands commands)
{
//request entry to the function if there is no one else using it
await semaphore.WaitAsync();
Console.WriteLine("Slicing started.");
Console.WriteLine(commands.ToString());
isBusy = true;
var arguments = commands.ToString();
eventHandled = new TaskCompletionSource <bool>();
int errorsReceived = 0;
using (slicingProcess = new Process())
{
try
{
var psi = new ProcessStartInfo(SlicerPath)
{
Arguments = arguments,
UseShellExecute = false,
CreateNoWindow = true,
RedirectStandardError = true,
RedirectStandardOutput = true
};
slicingProcess.Exited += (sender, args) =>
{
eventHandled.TrySetResult(true);
FileSlicedArgs eventArgs;
if (CheckFileSliced(commands, errorsReceived))
{
int days = 0, hours = 0, minutes = 0;
float usedFilament = 0f;
Regex rx = new Regex(@"(?<LayerHeight>\d*[.]\d+).*_(?:(?:(?<Days>\d*)d)?(?<Hours>\d+)h)?(?<Minutes>\d+)m_(?<UsedFilament>\d*[.]\d*)", RegexOptions.Compiled); //get layerheight and print duration in day, hours and minutes
var match = rx.Match(GCodePath);
var layerHeight = match.Groups["LayerHeight"].Value;
var daysString = match.Groups["Days"].Value;
var hoursString = match.Groups["Hours"].Value;
var minutesString = match.Groups["Minutes"].Value;
var usedFilamentString = match.Groups["UsedFilament"].Value;
if (!string.IsNullOrEmpty(daysString))
{
days = Int32.Parse(daysString);
}
if (!string.IsNullOrEmpty(hoursString))
{
hours = Int32.Parse(hoursString);
}
if (!string.IsNullOrEmpty(minutesString))
{
minutes = Int32.Parse(minutesString);
}
if (!string.IsNullOrEmpty(usedFilamentString))
{
usedFilament = float.Parse(usedFilamentString, CultureInfo.InvariantCulture);
}
eventArgs = new FileSlicedArgs(true, GCodePath, days, hours, minutes, usedFilament);
}
else
{
eventArgs = new FileSlicedArgs(false);
}
FileSliced?.Invoke(this, eventArgs);
//release the locking of the function so that the other callers who are waiting can get to it one by one.
semaphore.Release();
Console.WriteLine("Slicing done.");
isBusy = false;
};
slicingProcess.OutputDataReceived += (sender, args) =>
{
if (!String.IsNullOrEmpty(args.Data))
{
Debug.WriteLine("Output: " + args.Data);
if (args.Data.StartsWith("Slicing result exported to"))
{
GCodePath = args.Data.Substring(27);
}
OutputDataReceived(args);
}
};
slicingProcess.ErrorDataReceived += (sender, args) =>
{
if (!String.IsNullOrEmpty(args.Data))
{
errorsReceived++;
Debug.WriteLine("Error: " + args.Data);
OutputDataReceived(args);
}
};
slicingProcess.StartInfo = psi;
slicingProcess.EnableRaisingEvents = true;
slicingProcess.Start();
// Asynchronously read the standard output of the spawned process.
// This raises OutputDataReceived events for each line of output.
slicingProcess.BeginOutputReadLine();
slicingProcess.BeginErrorReadLine();
}
catch (Exception e)
{
Console.WriteLine(e);
}
await Task.WhenAny(eventHandled.Task);
}
isBusy = false;
}