private EvaluationRecord _updateEvaluation(
EvaluationData <FrogsAndToadsPosition> evaluationData,
MoveRecord moveRecord,
_evaluator nextEvaluator,
_bestValueUpdater bestValueUpdater,
_bestPairUpdater bestPairUpdater)
{
FrogsAndToadsPosition resultingPosition;
EvaluationData <FrogsAndToadsPosition> resultingEvaluationData;
int bestToad = evaluationData.BestToad;
int bestFrog = evaluationData.BestFrog;
int moveEvaluationcount = 0;
int bestValue = moveRecord.BestValueSoFar;
List <FrogsAndToadsMove> evaluatedMoves =
moveRecord.EvaluatedMoves;
foreach (FrogsAndToadsMove move in moveRecord.MovesToEvaluate)
{
moveEvaluationcount++;
evaluatedMoves.Add(move);
resultingPosition = evaluationData.Position.PlayMove(move);
resultingEvaluationData = new EvaluationData <FrogsAndToadsPosition>(
resultingPosition,
evaluationData.Depth + 1,
evaluationData.BestToad,
evaluationData.BestFrog);
bestValue =
bestValueUpdater(
bestValue,
nextEvaluator(resultingEvaluationData));
(bestToad, bestFrog) = bestPairUpdater(bestValue);
if (bestToad > bestFrog)
{
break;
}
}
return
(moveEvaluationcount == moveRecord.MovesToEvaluate.Count
? new EvaluationRecord(bestValue)
: new EvaluationRecord(bestValue, evaluatedMoves));
}
private EvaluationRecord _updateEvaluation(
EvaluationData <GP> evaluationData,
OptionRecord optionRecord,
_evaluator nextEvaluator,
_bestValueUpdater bestValueUpdater,
_bestPairUpdater bestPairUpdater)
{
EvaluationData <GP> resultingEvaluationData;
int bestToad = evaluationData.BestLeft;
int bestFrog = evaluationData.BestRight;
int optionEvaluationcount = 0;
int bestValue = optionRecord.BestValueSoFar;
List <GamePosition> evaluatedOptions =
optionRecord.EvaluatedOptions;
foreach (GP option in optionRecord.OptionsToEvaluate)
{
optionEvaluationcount++;
evaluatedOptions.Add(option);
resultingEvaluationData = new EvaluationData <GP>(
option,
evaluationData.Depth + 1,
evaluationData.BestLeft,
evaluationData.BestRight);
bestValue =
bestValueUpdater(
bestValue,
nextEvaluator(resultingEvaluationData));
(bestToad, bestFrog) = bestPairUpdater(bestValue);
if (bestToad > bestFrog)
{
break;
}
}
return
(optionEvaluationcount == optionRecord.OptionsToEvaluate.Count
? new EvaluationRecord(bestValue)
: new EvaluationRecord(bestValue, evaluatedOptions));
}