/// <summary>
/// Runs the process
/// </summary>
/// <param name="context">Dummy / not in use</param>
public void Run(object context)
{
// Prepare statistics file
using (StreamWriter statisticsWriter = new StreamWriter(File.Open(Path.Combine(_exportDir, _statisticsFile), FileMode.Create)))
{
// Start statistics file
statisticsWriter.WriteLine(
"Instance" + ExportationConstants.CSV_DELIMITER +
"Runtime" + ExportationConstants.CSV_DELIMITER +
"Solution" + ExportationConstants.CSV_DELIMITER +
"BestBound" + ExportationConstants.CSV_DELIMITER +
"Gap");
}
// Init default config
switch (_methodToUse)
{
case MethodType.ExtremePointInsertion:
case MethodType.SpaceDefragmentation:
case MethodType.PushInsertion:
{
if (Config == null)
{
Config = new Configuration(_methodToUse, true)
{
Log = _logAction
};
}
}
break;
case MethodType.FrontLeftBottomStyle:
case MethodType.TetrisStyle:
{
if (Config == null)
{
Config = new Configuration(_methodToUse, true)
{
Log = _logAction
};
}
}
break;
case MethodType.SpaceIndexed:
throw new NotImplementedException("Space indexed model not working for now.");
default:
throw new ArgumentException("Unknown method: " + _methodToUse.ToString());
}
_timeConsumed = _timeConsumed ?? new List <TimeSpan>();
_evaluationValues = _evaluationValues ?? new List <double>();
_bestBounds = _bestBounds ?? new List <double>();
_gaps = _gaps ?? new List <double>();
// Solve incrementally for each seed
for (int k = 0; k < SeedPasses; k++)
{
// Solve incrementally for given container count
for (int j = GeneratorConfig.ContainerMin; j <= GeneratorConfig.ContainerMax; j++)
{
// Solve incrementally for given piece count
for (int i = 1; i <= GeneratorConfig.MaxBoxCount && !_cancel; i++)
{
// Prepare
switch (_methodToUse)
{
case MethodType.ExtremePointInsertion:
case MethodType.TetrisStyle:
{
_instance = new Instance();
_instance.Containers = InstanceGenerator.GenerateContainer(
j,
GeneratorConfig.ContainerSideLengthMin,
GeneratorConfig.ContainerSideLengthMax,
GeneratorConfig.Rounding,
k);
_instance.Pieces = InstanceGenerator.GeneratePerformanceTestTetrisPieces(
i,
GeneratorConfig.PieceMaxSize,
GeneratorConfig.PieceMinSize,
GeneratorConfig.PieceMinEquals,
GeneratorConfig.PieceMaxEquals,
roundedDecimals: GeneratorConfig.Rounding,
seed: k);
}
break;
case MethodType.FrontLeftBottomStyle:
case MethodType.SpaceDefragmentation:
case MethodType.PushInsertion:
{
_instance = new Instance();
_instance.Containers = InstanceGenerator.GenerateContainer(
j,
GeneratorConfig.ContainerSideLengthMin,
GeneratorConfig.ContainerSideLengthMax,
GeneratorConfig.Rounding,
k);
_instance.Pieces = InstanceGenerator.GeneratePieces(
i,
GeneratorConfig.PieceMaxSize,
GeneratorConfig.PieceMinSize,
GeneratorConfig.PieceMinEquals,
GeneratorConfig.PieceMaxEquals,
roundedDecimals: GeneratorConfig.Rounding,
seed: k);
}
break;
case MethodType.SpaceIndexed:
throw new NotImplementedException("Space indexed model not working for now.");
default:
throw new ArgumentException("Unknown method: " + _methodToUse.ToString());
}
// Execute
Execute(ExportationConstants.ExportDir, _instance.GetIdent(), int.MaxValue);
}
}
}
_finishAction();
}