private static void AnalyzeFile(string fileName)
{
using (var reader = new StreamReader(fileName))
{
decimal z = decimal.MinValue;
decimal lastE = decimal.MinValue;
while (true)
{
string line = reader.ReadLine();
if (line == null)
{
break;
}
var command = new GCodeCommand(line);
if ((command.Command == "G0") || (command.Command == "G1"))
{
if (command.HasParameter('Z'))
{
z = command.GetParameter('Z');
}
if (command.HasParameter('E'))
{
var e = command.GetParameter('E');
if (e < lastE)
{
Console.WriteLine($"=> Retract by {lastE - e} at Z {z}");
}
else
{
lastE = e;
}
}
}
}
}
}
static (Extent X, Extent Y, Extent Z) MeasureGCode(TextReader stream)
{
// Count only G1 moves in X and Y.
// Count G0 and G1 moves in Z, but only for Z values where filament is extruded.
Extent x, y, z;
x.From = y.From = z.From = decimal.MaxValue;
x.To = y.To = z.To = decimal.MinValue;
decimal lastE = decimal.MinValue;
decimal currentZ = decimal.MinValue;
while (true)
{
string line = stream.ReadLine();
if (line == null)
{
break;
}
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
var command = new GCodeCommand(line);
if (command.Command == "G1")
{
if (command.HasParameter('X'))
{
x.Extend(command.GetParameter('X'));
}
if (command.HasParameter('Y'))
{
y.Extend(command.GetParameter('Y'));
}
}
if ((command.Command == "G0") || (command.Command == "G1"))
{
if (command.HasParameter('Z'))
{
currentZ = command.GetParameter('Z');
}
if (command.HasParameter('E'))
{
decimal e = command.GetParameter('E');
if ((e > lastE) && (currentZ != decimal.MinValue))
{
lastE = e;
z.Extend(currentZ);
}
}
}
}
return(x, y, z);
}
static void TranslateGCode(TextReader reader, TextWriter writer, decimal firstTowerZ, decimal deltaX, decimal deltaY, List <CurvePoint> curvePoints)
{
curvePoints.Sort(
(left, right) => left.Z.CompareTo(right.Z));
decimal z = decimal.MinValue;
var uniqueZValues = new HashSet <decimal>();
decimal lastE = decimal.MinValue;
string lastSerialMessage = "";
var gcodeWriter = new GCodeWriter(writer);
int numberOfRetractions = 0;
while (true)
{
string line = reader.ReadLine();
if (line == null)
{
break;
}
var command = new GCodeCommand(line);
if ((command.Command == "G0") || (command.Command == "G1"))
{
if (command.HasParameter('X'))
{
command.SetParameter('X', command.GetParameter('X') + deltaX);
}
if (command.HasParameter('Y'))
{
command.SetParameter('Y', command.GetParameter('Y') + deltaY);
}
if (command.HasParameter('Z'))
{
z = command.GetParameter('Z');
if (uniqueZValues.Add(z))
{
Console.Write('#');
}
}
if (z >= firstTowerZ)
{
if (command.HasParameter('E'))
{
decimal e = command.GetParameter('E');
if (e < lastE)
{
// Retraction!
numberOfRetractions++;
decimal retraction = GetRetractionForZ(z, curvePoints);
command.SetParameter('E', lastE - retraction);
string lcdScreenMessage = $"dE {retraction:0.000} at Z {z:#0.0}";
string serialMessage = $"Retraction {retraction:0.00000} at Z {z:#0.0}";
gcodeWriter.WriteLine("M117 " + lcdScreenMessage);
if (serialMessage != lastSerialMessage)
{
gcodeWriter.WriteLine("M118 " + serialMessage);
lastSerialMessage = serialMessage;
}
}
lastE = e;
}
}
}
gcodeWriter.WriteLine(command);
}
gcodeWriter.WriteLine("G0 X0 Y0");
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Output:");
Console.WriteLine("- {0} characters", gcodeWriter.NumCharactersWritten);
Console.WriteLine("- {0} lines", gcodeWriter.NumLines);
Console.WriteLine("- {0} commands", gcodeWriter.NumCommands);
Console.WriteLine("- {0} movement commands", gcodeWriter.NumMovementCommands);
Console.WriteLine("- {0} unique Z values", uniqueZValues.Count);
Console.WriteLine("- {0} retractions", numberOfRetractions);
}
public void WriteLine(GCodeCommand command) => WriteLine(command.ToString());