/// <summary>
/// Initializes a new instance of the <see cref="EnginePlayerMoveSearcher"/> class
/// using the specified parameters.
/// </summary>
internal EnginePlayerMoveSearcher(
[NotNull] ILogger logger,
[NotNull] GameBoard rootBoard,
int plyDepth,
[NotNull] BoardHelper boardHelper,
[CanBeNull] TranspositionTable transpositionTable,
[CanBeNull] VariationLineCache previousIterationVariationLineCache,
[NotNull] GameControlInfo gameControlInfo,
bool useMultipleProcessors,
[NotNull] MoveHistoryStatistics moveHistoryStatistics)
{
if (plyDepth < CommonEngineConstants.MaxPlyDepthLowerLimit)
{
throw new ArgumentOutOfRangeException(
nameof(plyDepth),
plyDepth,
$@"The value must be at least {CommonEngineConstants.MaxPlyDepthLowerLimit}.");
}
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
_rootBoard = rootBoard ?? throw new ArgumentNullException(nameof(rootBoard));
_plyDepth = plyDepth;
_boardHelper = boardHelper;
_transpositionTable = transpositionTable;
_previousIterationVariationLineCache = previousIterationVariationLineCache;
_gameControlInfo = gameControlInfo ?? throw new ArgumentNullException(nameof(gameControlInfo));
_useMultipleProcessors = useMultipleProcessors;
_moveHistoryStatistics = moveHistoryStatistics ?? throw new ArgumentNullException(nameof(moveHistoryStatistics));
_evaluator = new Evaluator(gameControlInfo, boardHelper);
VariationLineCache = new VariationLineCache(rootBoard);
}
public MultiTaskController(
[NotNull] GameControlInfo gameControlInfo,
int threadCount,
[NotNull] ICollection <Func <TResult> > tasks)
{
if (threadCount <= 0)
{
throw new ArgumentOutOfRangeException(
nameof(threadCount),
threadCount,
@"The value must be positive.");
}
if (tasks is null)
{
throw new ArgumentNullException(nameof(tasks));
}
if (tasks.Any(item => item is null))
{
throw new ArgumentException(@"The collection contains a null element.", nameof(tasks));
}
_syncLock = new object();
_gameControlInfo = gameControlInfo ?? throw new ArgumentNullException(nameof(gameControlInfo));
_taskSlots = tasks.Select(obj => new TaskSlot(obj)).ToArray();
_threads = Enumerable.Range(1, threadCount).Select(index => CreateThread(index, threadCount)).ToArray();
_exceptions = new List <Exception>();
_state = InternalState.Ready;
_taskIndex = 0;
}
internal Evaluator([NotNull] GameControlInfo gameControlInfo, [NotNull] BoardHelper boardHelper)
{
_gameControlInfo = gameControlInfo ?? throw new ArgumentNullException(nameof(gameControlInfo));
_boardHelper = boardHelper ?? throw new ArgumentNullException(nameof(boardHelper));
}
