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Introduced the UCI_AnalyseMode option, and made the evaluation function

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symmetrical in analyse mode.

No functional change when playing games.
This commit is contained in:
Tord Romstad
2009-07-17 22:26:01 +02:00
parent 20e8738901
commit b8326edea3
3 changed files with 11 additions and 2 deletions
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8
src/evaluate.cpp
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@@ -532,6 +532,14 @@ void read_weights(Color us) {
WeightKingSafety[us] = weight_option("Cowardice", WeightKingSafetyInternal);
WeightKingSafety[them] = weight_option("Aggressiveness", WeightKingOppSafetyInternal);
// If running in analysis mode, make sure we use symmetrical king safety.
// We do this by replacing both WeightKingSafety[us] and
// WeightKingSafety[them] by their average.
if (get_option_value_bool("UCI_AnalyseMode")) {
WeightKingSafety[us] = (WeightKingSafety[us] + WeightKingSafety[them]) / 2;
WeightKingSafety[them] = WeightKingSafety[us];
}
WeightSpace = weight_option("Space", WeightSpaceInternal);
init_safety();