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Reduce maxNPS when UCI_LimitStrength is enabled

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This commit is contained in:
Peter Osterlund 2020-04-13 10:32:05 +02:00
parent ed47fc0888
commit 7610745dc5
2 changed files with 32 additions and 2 deletions
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17
CuckooChess/src/main/java/uci/EngineControl.java
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@ -229,7 +229,7 @@ public class EngineControl {
sc = new Search(pos, posHashList, posHashListSize, tt, ht); sc = new Search(pos, posHashList, posHashListSize, tt, ht);
sc.timeLimit(minTimeLimit, maxTimeLimit); sc.timeLimit(minTimeLimit, maxTimeLimit);
sc.setListener(new SearchListener(os)); sc.setListener(new SearchListener(os));
sc.setStrength(getStrength(), randomSeed, maxNPS); sc.setStrength(getStrength(), randomSeed, getMaxNPS());
MoveGen.MoveList moves = moveGen.pseudoLegalMoves(pos); MoveGen.MoveList moves = moveGen.pseudoLegalMoves(pos);
MoveGen.removeIllegal(pos, moves); MoveGen.removeIllegal(pos, moves);
if ((searchMoves != null) && (searchMoves.size() > 0)) if ((searchMoves != null) && (searchMoves.size() > 0))
@ -483,4 +483,19 @@ public class EngineControl {
} }
return eloToStrength[n-1][1]; return eloToStrength[n-1][1];
} }
/** Return adjusted maxNPS value if UCI_LimitStrength is enabled. */
private int getMaxNPS() {
int intMax = Integer.MAX_VALUE;
int nps1 = maxNPS == 0 ? intMax : maxNPS;
int nps2 = nps1;
if (limitStrength) {
if (elo < 1350)
nps2 = Math.min(10000, nps2);
else
nps2 = Math.min(100000, nps2);
}
int nps = Math.min(nps1, nps2);
return nps == intMax ? 0 : nps;
}
} }

17
DroidFishApp/src/main/java/org/petero/droidfish/engine/cuckoochess/DroidEngineControl.java
View File

@ -227,7 +227,7 @@ public class DroidEngineControl {
sc = new Search(pos, posHashList, posHashListSize, tt, ht); sc = new Search(pos, posHashList, posHashListSize, tt, ht);
sc.timeLimit(minTimeLimit, maxTimeLimit); sc.timeLimit(minTimeLimit, maxTimeLimit);
sc.setListener(new SearchListener(os)); sc.setListener(new SearchListener(os));
sc.setStrength(getStrength(), randomSeed, maxNPS); sc.setStrength(getStrength(), randomSeed, getMaxNPS());
sc.nodesBetweenTimeCheck = Math.min(500, sc.nodesBetweenTimeCheck); sc.nodesBetweenTimeCheck = Math.min(500, sc.nodesBetweenTimeCheck);
MoveGen.MoveList moves = moveGen.pseudoLegalMoves(pos); MoveGen.MoveList moves = moveGen.pseudoLegalMoves(pos);
MoveGen.removeIllegal(pos, moves); MoveGen.removeIllegal(pos, moves);
@ -442,4 +442,19 @@ public class DroidEngineControl {
} }
return eloToStrength[n-1][1]; return eloToStrength[n-1][1];
} }
/** Return adjusted maxNPS value if UCI_LimitStrength is enabled. */
private int getMaxNPS() {
int intMax = Integer.MAX_VALUE;
int nps1 = maxNPS == 0 ? intMax : maxNPS;
int nps2 = nps1;
if (limitStrength) {
if (elo < 1350)
nps2 = Math.min(10000, nps2);
else
nps2 = Math.min(100000, nps2);
}
int nps = Math.min(nps1, nps2);
return nps == intMax ? 0 : nps;
}
} }