private async Task <IList <ArmorSetSearchResult> > SearchArmorSetsInternal(
ISolverData data,
CancellationToken cancellationToken
)
{
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
var heads = new List <IArmorPiece>();
var chests = new List <IArmorPiece>();
var gloves = new List <IArmorPiece>();
var waists = new List <IArmorPiece>();
var legs = new List <IArmorPiece>();
var allCharms = new List <ICharmLevel>();
var results = new List <ArmorSetSearchResult>();
var generator = new EquipmentCombinationGenerator(
searchEquipmentsObjectPool,
data.AllHeads.Where(x => x.IsSelected).Select(x => x.Equipment),
data.AllChests.Where(x => x.IsSelected).Select(x => x.Equipment),
data.AllGloves.Where(x => x.IsSelected).Select(x => x.Equipment),
data.AllWaists.Where(x => x.IsSelected).Select(x => x.Equipment),
data.AllLegs.Where(x => x.IsSelected).Select(x => x.Equipment),
data.AllCharms.Where(x => x.IsSelected).Select(x => x.Equipment)
);
long hh = data.AllHeads.Count(x => x.IsSelected);
long cc = data.AllChests.Count(x => x.IsSelected);
long gg = data.AllGloves.Count(x => x.IsSelected);
long ww = data.AllWaists.Count(x => x.IsSelected);
long ll = data.AllLegs.Count(x => x.IsSelected);
long ch = data.AllCharms.Count(x => x.IsSelected);
long combinationCount =
Math.Max(hh, 1) *
Math.Max(cc, 1) *
Math.Max(gg, 1) *
Math.Max(ww, 1) *
Math.Max(ll, 1) *
Math.Max(ch, 1);
await Task.Yield();
var parallelOptions = new ParallelOptions
{
//MaxDegreeOfParallelism = 1, // to ease debugging
MaxDegreeOfParallelism = Environment.ProcessorCount
};
currentCombinations = 0;
totalCombinations = combinationCount;
ParallelLoopResult parallelResult;
try
{
const int batchSize = 4096;
using (var equipmentBatchObjectPool = new ObjectPool <EquipmentBatch>(() => EquipmentBatch.Create(batchSize)))
{
OrderablePartitioner <EquipmentBatch> partitioner = Partitioner.Create(generator.AllBatch(equipmentBatchObjectPool, cancellationToken), EnumerablePartitionerOptions.NoBuffering);
parallelResult = Parallel.ForEach(partitioner, parallelOptions, equipmentBatch =>
{
if (cancellationToken.IsCancellationRequested)
{
equipmentBatchObjectPool.PutObject(equipmentBatch);
return;
}
for (int i = 0; i < equipmentBatch.Size; i++)
{
EvaluateArmorSet(equipmentBatch.Equipment[i], data, results);
}
equipmentBatchObjectPool.PutObject(equipmentBatch);
});
}
}
finally
{
generator.Reset();
}
return(results);
}