/// <summary>
/// Constructor for selector over specified MCTSIterator.
/// </summary>
/// <param name="context"></param>
/// <param name="selectorID"></param>
/// <param name="priorSequence"></param>
/// <param name="guessNumLeaves"></param>
public LeafSelectorMulti(MCTSIterator context, int selectorID, PositionWithHistory priorSequence, int guessNumLeaves)
{
Debug.Assert(selectorID < ILeafSelector.MAX_SELECTORS);
if (USE_CUSTOM_THREADPOOL)
{
tpm = tpmPool.Value.GetFromPool();
}
SelectorID = selectorID;
PriorSequence = priorSequence;
paramsExecution = context.ParamsSearch.Execution;
int maxNodesPerBatchForRootPreload = context.ParamsSearch.Execution.RootPreloadDepth > 0 ? MCTSSearchFlow.MAX_PRELOAD_NODES_PER_BATCH : 0;
int extraLeafsDynamic = 0;
if (context.ParamsSearch.PaddedBatchSizing)
{
extraLeafsDynamic = context.ParamsSearch.PaddedExtraNodesBase + (int)(context.ParamsSearch.PaddedExtraNodesMultiplier * guessNumLeaves);
}
leafs = new ListBounded <MCTSNode>(guessNumLeaves + maxNodesPerBatchForRootPreload + extraLeafsDynamic);
Context = context;
}
/// <summary>
/// Shuts down the selector, restoring the thread pool back to the static pool
/// </summary>
public void Shutdown()
{
if (tpm != null)
{
tpmPool.Value.RestoreToPool(tpm);
}
tpm = null;
}
