public static string UCIInfoString(MCTSManager manager)
{
float elapsedTimeSeconds = (float)(DateTime.Now - manager.StartTimeThisSearch).TotalSeconds;
float scoreCentipawn = MathF.Round(EncodedEvalLogistic.LogisticToCentipawn((float)manager.Root.Q), 0);
float nps = manager.NumStepsTakenThisSearch / elapsedTimeSeconds;
SearchPrincipalVariation pv;
using (new SearchContextExecutionBlock(manager.Context))
{
pv = new SearchPrincipalVariation(manager.Root);
}
//info depth 12 seldepth 27 time 30440 nodes 51100 score cp 105 hashfull 241 nps 1678 tbhits 0 pv e6c6 c5b4 d5e4 d1e1
int selectiveDepth = pv.Nodes.Count - 1;
int depth = (int)MathF.Round(manager.Context.AvgDepth, 0);
// TODO: tb, hashfull
string infoUpdate = $"info depth {depth} seldepth {selectiveDepth} time {elapsedTimeSeconds * 1000.0f:F0} "
+ $"nodes {manager.Root.N:F0} score cp {scoreCentipawn:F0} tbhits {manager.CountTablebaseHits} nps {nps:F0} "
+ $"pv {pv.ShortStr()} string M= {manager.Root.MAvg:F0}";
return(infoUpdate);
}
/// <summary>
/// Dumps the PV (principal variation) to the output stream.
/// </summary>
/// <param name="withDetail"></param>
private void DumpPV(bool withDetail)
{
if (CeresEngine?.Search != null)
{
using (new SearchContextExecutionBlock(CeresEngine?.Search.Manager.Context))
{
SearchPrincipalVariation pv2 = new SearchPrincipalVariation(CeresEngine.Search.Manager.Root);
MCTSPosTreeNodeDumper.DumpPV(CeresEngine.Search.Manager.Context.Root, withDetail);
}
}
else
{
UCIWriteLine("info string No search manager created");
}
}
/// <summary>
/// Dumps the PV (principal variation) to the output stream.
/// </summary>
/// <param name="withDetail"></param>
private void DumpPV(bool withDetail)
{
if (curManager != null)
{
using (new SearchContextExecutionBlock(curContext))
{
SearchPrincipalVariation pv2 = new SearchPrincipalVariation(curContext.Root);
MCTSPosTreeNodeDumper.DumpPV(curContext.StartPosAndPriorMoves, curContext.Root, withDetail, null);
}
}
else
{
Console.WriteLine("info string No search manager created");
}
}
public static string UCIInfoString(MCTSManager manager, MCTSNode bestMoveRoot = null)
{
// If no override bestMoveRoot was specified
// then it is assumed the move chosen was from the root (not an instamove)
if (bestMoveRoot == null)
{
bestMoveRoot = manager.Root;
}
bool wasInstamove = manager.Root != bestMoveRoot;
float elapsedTimeSeconds = wasInstamove ? 0 : (float)(DateTime.Now - manager.StartTimeThisSearch).TotalSeconds;
float scoreCentipawn = MathF.Round(EncodedEvalLogistic.LogisticToCentipawn((float)bestMoveRoot.Q), 0);
float nps = manager.NumStepsTakenThisSearch / elapsedTimeSeconds;
SearchPrincipalVariation pv;
using (new SearchContextExecutionBlock(manager.Context))
{
pv = new SearchPrincipalVariation(bestMoveRoot);
}
//info depth 12 seldepth 27 time 30440 nodes 51100 score cp 105 hashfull 241 nps 1678 tbhits 0 pv e6c6 c5b4 d5e4 d1e1
int selectiveDepth = pv.Nodes.Count - 1;
int depthOfBestMoveInTree = wasInstamove ? bestMoveRoot.Depth : 0;
int depth = (int)MathF.Round(manager.Context.AvgDepth - depthOfBestMoveInTree, 0);
if (wasInstamove)
{
// Note that the correct tablebase hits cannot be easily calculated and reported
return($"info depth {depth} seldepth {selectiveDepth} time 0 "
+ $"nodes {bestMoveRoot.N:F0} score cp {scoreCentipawn:F0} tbhits {manager.CountTablebaseHits} nps 0 "
+ $"pv {pv.ShortStr()} string M= {bestMoveRoot.MAvg:F0} instamove");
}
else
{
return($"info depth {depth} seldepth {selectiveDepth} time {elapsedTimeSeconds * 1000.0f:F0} "
+ $"nodes {manager.Root.N:F0} score cp {scoreCentipawn:F0} tbhits {manager.CountTablebaseHits} nps {nps:F0} "
+ $"pv {pv.ShortStr()} string M= {manager.Root.MAvg:F0}");
}
}
