public PackingSolutions CreateSolutions(PackModelsRequest packModelsRequest)
{
PackingSolutions packingSolutions = new PackingSolutions();
Stopwatch stopwatch = Stopwatch.StartNew();
int theoreticalMaxCloneCount = packModelsRequest.DetermineMaximumCloneCountBasedOnSurfaceArea();
int maxCloneCount = theoreticalMaxCloneCount;
if (packModelsRequest.RequestedCloneCount.HasValue && packModelsRequest.RequestedCloneCount.Value > 0)
{
maxCloneCount = Math.Min(packModelsRequest.RequestedCloneCount.Value, theoreticalMaxCloneCount);
}
for (int cloneCount = maxCloneCount; cloneCount > 0; cloneCount--)
{
PackingSolution solution = CreateSolution(packModelsRequest, cloneCount);
packingSolutions.Solutions.Add(solution);
if (solution.CloneCount == maxCloneCount || solution.CloneCount >= cloneCount || !solution.FootprintCloneCount.Any(f => f != solution.CloneCount))
{
break;
}
}
stopwatch.Stop();
packingSolutions.TotalDurationMs = stopwatch.ElapsedMilliseconds;
return(packingSolutions);
}
/// <summary>
/// Run all packingstrategies to get their solutions
/// </summary>
/// <param name="packModelsRequest"></param>
/// <param name="allPackingSolutions"></param>
/// <param name="stopwatch"></param>
private void getSolutions(PackModelsRequest packModelsRequest, PackingSolutions allPackingSolutions, Stopwatch stopwatch)
{
foreach (IPackingStrategy packingStrategy in PackingStrategies)
{
getSolutions(packModelsRequest, allPackingSolutions, packingStrategy);
}
LoggingManager.WriteToLog("PackingEngine", "Get solutions for strategies", stopwatch.ElapsedMilliseconds + "ms");
}
private static void getSolutions(PackModelsRequest packModelsRequest, PackingSolutions allPackingSolutions, IPackingStrategy packingStrategy)
{
try
{
PackingSolutions packingSolutions = packingStrategy.CreateSolutions(packModelsRequest);
allPackingSolutions.Solutions.AddRange(packingSolutions.Solutions);
}
catch (Exception ex)
{
LoggingManager.WriteToLog("PackingEngine", "Get solutions for strategy - " + packingStrategy.GetType().Name, ex);
}
}
private void determineBestSolution(PackModelsRequest packModelsRequest, PackingSolutions allPackingSolutions, Stopwatch stopwatch)
{
// TODO: implement determine best solution based on number of clones and biggest unused area left
var packingSolutionsWithRequestedAmountOfClones = new List <PackingSolution>();
if (packModelsRequest.PackingType == TypeOfPacking.DefinedNumbersOfClones)
{
foreach (var packageSolution in allPackingSolutions.Solutions)
{
var allModelRequestsAreValid = true;
foreach (var modelRequest in packModelsRequest.ModelFootprints)
{
if (modelRequest.RequestedCloneCount < 5000)
{
var amountOfPackedModels = packageSolution.PackedItems.Count(s => s.ModelFootprint.Model == modelRequest.Model);
if (modelRequest.RequestedCloneCount >= amountOfPackedModels && amountOfPackedModels >= modelRequest.RequestedCloneCount - 1)
{
}
else
{
allModelRequestsAreValid = false;
break;
}
}
}
if (allModelRequestsAreValid)
{
packingSolutionsWithRequestedAmountOfClones.Add(packageSolution);
}
}
if (packingSolutionsWithRequestedAmountOfClones.Count > 0)
{
//best solution is where there are as much as possible models
allPackingSolutions.BestSolution = packingSolutionsWithRequestedAmountOfClones.OrderByDescending(s => s.CloneCount).FirstOrDefault();
}
else
{
allPackingSolutions.BestSolution = null;
}
}
else
{
allPackingSolutions.BestSolution = allPackingSolutions.Solutions.OrderByDescending(s => s.CloneCount).FirstOrDefault();
}
LoggingManager.WriteToLog("PackingEngine", "Determine best solution", stopwatch.ElapsedMilliseconds + "ms");
}
public PackingSolutions AnalyzeSolutions(PackModelsRequest packModelsRequest)
{
PackingSolutions allPackingSolutions = new PackingSolutions();
Stopwatch stopwatch = Stopwatch.StartNew();
getSolutions(packModelsRequest, allPackingSolutions, stopwatch);
determineBestSolution(packModelsRequest, allPackingSolutions, stopwatch);
stopwatch.Stop();
allPackingSolutions.TotalDurationMs = stopwatch.ElapsedMilliseconds;
LoggingManager.WriteToLog("PackingEngine", "Completed in", stopwatch.ElapsedMilliseconds + "ms");
return(allPackingSolutions);
}