private BattingResult GetBatterBattingResult(BattingStint batter, Random random)
{
if (batter == null)
{
batter = BattingStintHelperFunctions.CreateBattingStintForNonBatter();
}
var randomResult = random.Next(0, 1001);
var totalOutcomes = batter.AtBats + batter.HitByPitch + batter.Walks;
var successThreshold = ((double)batter.Doubles / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
randomResult = random.Next(0, 3);
if (randomResult == 0)
{
return(BattingResult.Double3Bases);
}
return(BattingResult.Double);
}
successThreshold += (((double)batter.HitByPitch) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
return(BattingResult.HitByPitch);
}
successThreshold += (((double)batter.HomeRuns) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
return(BattingResult.HomeRun);
}
successThreshold += (((double)batter.Strikeouts) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
return(BattingResult.Strikeout);
}
successThreshold += (((double)batter.Triples) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
return(BattingResult.Triple);
}
successThreshold += (((double)batter.Walks) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
return(BattingResult.Walk);
}
successThreshold += (((double)batter.Hits - (batter.Doubles + batter.Triples + batter.HomeRuns)) / totalOutcomes) * 1000;
if (randomResult <= successThreshold)
{
randomResult = random.Next(0, 1);
if (randomResult == 0)
{
return(BattingResult.Single2Bases);
}
return(BattingResult.Single);
}
return(GetFieldedByRandomPositionResult(random));
}
public FieldingResult GetBuntForAHitResult(BattingStint batter)
{
if (batter == null)
{
batter = BattingStintHelperFunctions.CreateBattingStintForNonBatter();
}
var random = new Random();
var randomResult = random.Next(0, 100);
var successThreshold = 20;
if (batter.SacrificeHits > 0)
{
successThreshold += 5;
}
if (batter.SacrificeHits >= 10)
{
successThreshold += 5;
}
if (batter.StolenBases >= 10)
{
successThreshold += 5;
}
if (batter.StolenBases >= 25)
{
successThreshold += 10;
}
if (randomResult <= successThreshold)
{
return(FieldingResult.Single);
}
randomResult = random.Next(0, 100);
if (randomResult < 3)
{
return(FieldingResult.GroundoutDoublePlay);
}
if (randomResult < 10)
{
return(FieldingResult.GroundoutFieldersChoice);
}
if (randomResult < 40)
{
return(FieldingResult.Groundout);
}
if (randomResult < 60)
{
return(FieldingResult.Popout);
}
if (randomResult < 80)
{
return(FieldingResult.Strikeout);
}
return(FieldingResult.GroundoutAllAdvance);
}
public bool GetHitAndRunResult(BattingStint batter)
{
if (batter == null)
{
batter = BattingStintHelperFunctions.CreateBattingStintForNonBatter();
}
var random = new Random();
var randomResult = random.Next(0, 100);
var successThreshold = 35 + ((double)batter.Hits / batter.AtBats) * 100;
return(randomResult < successThreshold);
}
public FieldingResult GetSacrificeBuntResult(BattingStint batter)
{
if (batter == null)
{
batter = BattingStintHelperFunctions.CreateBattingStintForNonBatter();
}
var random = new Random();
var randomResult = random.Next(0, 101);
var successThreshold = 60;
if (batter.SacrificeHits > 0)
{
successThreshold += 12;
}
if (batter.SacrificeHits > 10)
{
successThreshold += 8;
}
if (randomResult <= successThreshold)
{
randomResult = random.Next(0, 100);
if (randomResult < 8)
{
return(FieldingResult.Single);
}
return(FieldingResult.GroundoutAllAdvance);
}
randomResult = random.Next(0, 100);
if (randomResult < 8)
{
return(FieldingResult.GroundoutDoublePlay);
}
if (randomResult < 18)
{
return(FieldingResult.GroundoutFieldersChoice);
}
if (randomResult < 50)
{
return(FieldingResult.Groundout);
}
if (randomResult < 70)
{
return(FieldingResult.Popout);
}
return(FieldingResult.Strikeout);
}
public bool GetStealResult(BattingStint runner, FieldingStint catcher, BaseballBase baseballBase)
{
// only handles lead runner steals
// todo add complex steals/errors/balks/rundowns2
var random = new Random();
var randomResult = random.Next(0, 1001);
if (catcher == null)
{
catcher = FieldingStintHelperFunctions.CreateFieldingStintForPlayerOutOfPosition(PositionType.Catcher);
}
if (runner == null)
{
runner = BattingStintHelperFunctions.CreateBattingStintForNonBatter();
}
double baseFactor = 1;
if (baseballBase == BaseballBase.Third)
{
baseFactor = .75;
}
else if (baseballBase == BaseballBase.Home)
{
baseFactor = .5;
}
double catcherArmFactor = 1;
if (catcher.StolenBases < 20 || runner.StolenBases < 20)
{
catcherArmFactor = .9;
}
else
{
var csRatio = (double)catcher.CaughtStealing / (catcher.CaughtStealing + catcher.StolenBases);
if (csRatio >= .6)
{
catcherArmFactor = .6;
}
else if (csRatio >= .5)
{
catcherArmFactor = .7;
}
else if (catcher.StolenBases >= .4)
{
catcherArmFactor = .8;
}
else if (catcher.StolenBases >= .3)
{
catcherArmFactor = .9;
}
else if (catcher.StolenBases >= .2)
{
catcherArmFactor = .95;
}
}
double stealingFrequencyFactor = 1;
if (runner.StolenBases >= 100)
{
stealingFrequencyFactor = .97;
}
else if (runner.StolenBases >= 70)
{
stealingFrequencyFactor = .92;
}
else if (runner.StolenBases >= 50)
{
stealingFrequencyFactor = .87;
}
else if (runner.StolenBases >= 40)
{
stealingFrequencyFactor = .82;
}
else if (runner.StolenBases >= 30)
{
stealingFrequencyFactor = .75;
}
else if (runner.StolenBases >= 20)
{
stealingFrequencyFactor = .7;
}
else if (runner.StolenBases >= 10)
{
stealingFrequencyFactor = .6;
}
else
{
stealingFrequencyFactor = .5;
}
var successThreshold = stealingFrequencyFactor * catcherArmFactor * baseFactor * 1000;
return(randomResult <= successThreshold);
}
