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4 Commits
3ce527b07f
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20be086198
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20be086198 | ||
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ac5aec6cb4 | ||
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8892f684e8 | ||
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b918960040 |
@ -1,7 +0,0 @@
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import game_logic.runescape.RunescapeRoutines
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fun main() {
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RunescapeRoutines.fullRunIncense( 0, 0, 0, 1839)
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// RunescapeRoutines.processInventoryAtFurnace(2500)
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}
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36
src/main/kotlin/entries/BGSimulation.kt
Normal file
36
src/main/kotlin/entries/BGSimulation.kt
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@ -0,0 +1,36 @@
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package entries
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import simulation.*
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fun main(){
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val start = System.currentTimeMillis()
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doSimulation()
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val finish = System.currentTimeMillis()
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println("Simulation finished in: ${finish-start}ms")
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}
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fun doSimulation(){
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val itt = 10_000_000
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val simulator = Simulator.getInstance<AttackResult>(Runtime.getRuntime().availableProcessors())
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val attackModifiers = listOf(FlatModifier(4), DiceBonusModifier("1d4"))
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RollType.entries.parallelStream()
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.forEach{
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val normalAttack = SimpleMeleeAttack(
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actionRoll = AttackDice("1d20", it, attackModifiers),
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damageRoll = Dice.makeDice("1d8"),
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19
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)
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val normalAttackModel = AttackSimulatorModel(itt, normalAttack)
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val normalResults = simulator.doSimulation(normalAttackModel)
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AttackResult.printSimulationStatistics(normalResults, "Normal Attack (${it.name})")
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}
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}
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8
src/main/kotlin/entries/FurnaceEntry.kt
Normal file
8
src/main/kotlin/entries/FurnaceEntry.kt
Normal file
@ -0,0 +1,8 @@
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package entries
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import game_logic.runescape.RunescapeRoutines
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fun main() {
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RunescapeRoutines.processInventoryAtFurnace(1839)
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}
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12
src/main/kotlin/entries/IncenceEntry.kt
Normal file
12
src/main/kotlin/entries/IncenceEntry.kt
Normal file
@ -0,0 +1,12 @@
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package entries
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import game_logic.runescape.RunescapeRoutines
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fun main() {
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RunescapeRoutines.fullRunIncense(0, 0, 0, 1839)
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}
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@ -2,11 +2,33 @@ package simulation
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import java.util.*
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import java.util.*
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/**
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* Attack defines the interface for performing an attack action.
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* It handles rolling attack dice, calculating modifiers, checking for hits/crits, and triggering damage calculation.
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*/
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interface Attack {
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interface Attack {
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val actionRoll: Dice
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/**
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val passValue: Int
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* We can't call this an 'attack' roll because it could be the case that we're attacking by forcing a DC. So whoever
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* is taking the positive action makes this roll. For melee attacks, this is a normal attack. For spell checks this
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* would be the save roll.
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*/
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val actionRoll: AttackDice
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/**
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* Similar to [actionRoll], we cannot call this 'defense', because it might be a spell DC. This is the value of the
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* responder to the action. In a melee attack, this is AC. For a spell check, this would be the DC.
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*/
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val responseValue: Int
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/**
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* calculateDamage calculates the damage for an attack by:
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* - Rolling the relevant action
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* - Evaluating action modifiers
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* - Checking if action hits by comparing roll + modifiers to response value
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* - Calling onCriticalHit, onNormalHit or onMiss based on hit result
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* - Returning the AttackResult
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*/
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fun calculateDamage(r: Random): AttackResult {
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fun calculateDamage(r: Random): AttackResult {
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val attackResult = actionRoll.roll(r)
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val attackResult = actionRoll.roll(r)
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@ -14,7 +36,7 @@ interface Attack {
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return if (isHit(attackResult, attackBonus)) {
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return if (isHit(attackResult, attackBonus)) {
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if (isCrit(attackResult)) {
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if (actionRoll.isCrit(attackResult)) {
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onCriticalHit(r)
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onCriticalHit(r)
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} else {
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} else {
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onNormalHit(r)
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onNormalHit(r)
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@ -24,14 +46,9 @@ interface Attack {
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}
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}
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}
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}
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private fun isHit(roll: RollResult, actionBonus: Int): Boolean {
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private fun isCrit(roll: RollResult): Boolean {
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return roll.max == roll.result
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}
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private fun isHit(roll: RollResult, attackBonus: Int): Boolean {
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//ties go to the roller
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//ties go to the roller
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return (roll.result + attackBonus) >= passValue
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return (roll.result + actionBonus) >= responseValue
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}
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}
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fun onNormalHit(r: Random): AttackResult
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fun onNormalHit(r: Random): AttackResult
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@ -42,37 +59,10 @@ interface Attack {
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}
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}
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private fun ArrayList<AttackResult>.sumBools(fn: (AttackResult) -> Boolean): Int {
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/**
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return sumOf { boolToInt(fn(it)) }
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* AttackSimulatorModel simulates attacks by running [sampleSize] simulations using the provided [attack] instance.
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}
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* It implements [SimulationModel] to run the simulations and return [AttackResult].
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*/
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private fun boolToInt(b: Boolean): Int = if (b) 1 else 0
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data class AttackResult(val attackWasHit: Boolean, val attackWasCrit: Boolean, val resultingDamage: Int) {
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companion object {
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fun printSimulationStatistics(results: ArrayList<AttackResult>, label: String = "") {
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val totalHits = results.sumBools { it.attackWasHit }
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val hitRate = (totalHits.toDouble() / results.size.toDouble()) * 100.0
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val totalCriticals = results.sumBools { it.attackWasCrit }
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val critRate = (totalCriticals.toDouble() / results.size.toDouble()) * 100.0
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val sumDamage = results.sumOf { it.resultingDamage }
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val avgDamage = (sumDamage.toDouble() / results.size.toDouble()) * 100.0
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val reportString = "Hit Rate: %.2f\tCrit Rate: %.2f\tAvg Dmg: %.2f".format(hitRate, critRate, avgDamage)
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if(label.isNotBlank()){
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println("[$label] $reportString")
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}else{
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println(reportString)
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}
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}
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}
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}
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class AttackSimulatorModel(override val sampleSize: Int, private val attack: Attack) : SimulationModel<AttackResult> {
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class AttackSimulatorModel(override val sampleSize: Int, private val attack: Attack) : SimulationModel<AttackResult> {
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override fun simulate(r: Random): AttackResult {
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override fun simulate(r: Random): AttackResult {
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return attack.calculateDamage(r)
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return attack.calculateDamage(r)
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61
src/main/kotlin/simulation/AttackDice.kt
Normal file
61
src/main/kotlin/simulation/AttackDice.kt
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@ -0,0 +1,61 @@
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package simulation
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/**
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* AttackDice class represents dice used for attack rolls.
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* If the roll string contains a 'c' modifier, the value after 'c' is used as the crit threshold.
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* Otherwise, the crit threshold defaults to the max possible roll (number of dice * die size).
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*
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*
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* Example rollStrings:
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*
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* "1d20"
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*
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* "1d20c18"
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*
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* "3d8c15"
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*
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* The isCrit() method checks if a roll result meets the crit threshold.
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*/
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class AttackDice(
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override val rollString: String,
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override val rollType: RollType = RollType.Normal,
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override val modifiers: List<Modifier<Int>> = ArrayList()
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) : Dice {
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override val nDice: Int
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override val dieSize: Int
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private val critThreshold: Int
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init {
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val cleanRollString = rollString.lowercase()
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if (cleanRollString.contains('c')) {
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val critModifierParts = cleanRollString.split("c")
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val parts = critModifierParts[0].split('d')
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nDice = parts[0].toInt()
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dieSize = parts[1].toInt()
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critThreshold = critModifierParts[1].toInt()
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} else {
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val parts = cleanRollString.split('d')
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nDice = parts[0].toInt()
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dieSize = parts[1].toInt()
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critThreshold = dieSize * nDice
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}
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}
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/**
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* Checks if the given [RollResult] meets or exceeds the critical hit threshold
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* for these attack dice.
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*
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* The critical hit threshold is determined based on the roll string used to construct
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* this [AttackDice] instance.
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*
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* @param result The [RollResult] to check for crit.
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* @return True if result meets or exceeds the crit threshold.
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*/
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fun isCrit(result: RollResult): Boolean {
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return result.result >= critThreshold
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}
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}
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37
src/main/kotlin/simulation/AttackResult.kt
Normal file
37
src/main/kotlin/simulation/AttackResult.kt
Normal file
@ -0,0 +1,37 @@
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package simulation
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import java.util.ArrayList
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private fun ArrayList<AttackResult>.sumBools(fn: (AttackResult) -> Boolean): Int {
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return sumOf { boolToInt(fn(it)) }
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}
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private fun boolToInt(b: Boolean): Int = if (b) 1 else 0
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data class AttackResult(val attackWasHit: Boolean, val attackWasCrit: Boolean, val resultingDamage: Int) {
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companion object {
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fun printSimulationStatistics(results: ArrayList<AttackResult>, label: String = "") {
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val sampleSize = results.size.toDouble()
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val totalHits = results.sumBools { it.attackWasHit }
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val hitRate = (totalHits.toDouble() / sampleSize) * 100.0
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val totalCriticals = results.sumBools { it.attackWasCrit }
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val critRate = (totalCriticals.toDouble() / sampleSize) * 100.0
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val sumDamage = results.sumOf { it.resultingDamage.toLong() }
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val avgDamage = sumDamage.toDouble() / sampleSize
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val reportString = "Hit Rate: %.2f\tCrit Rate: %.2f\tAvg Dmg: %.2f".format(hitRate, critRate, avgDamage)
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if(label.isNotBlank()){
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println("[$label] $reportString")
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}else{
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println(reportString)
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}
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}
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}
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}
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@ -1,6 +1,8 @@
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package simulation
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package simulation
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import simulation.RollType.*
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import java.util.*
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import java.util.*
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import kotlin.collections.ArrayList
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import kotlin.math.max
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import kotlin.math.max
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import kotlin.math.min
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import kotlin.math.min
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@ -31,25 +33,18 @@ enum class RollType {
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data class RollResult(val min: Int, val max: Int, val result: Int)
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data class RollResult(val min: Int, val max: Int, val result: Int)
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/**
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interface Dice {
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* Represents dice that can be rolled with different roll types and modifiers.
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val rollString: String
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*
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val rollType: RollType
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* @param rollString The dice roll notation, e.g. "2d6"
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val modifiers: List<Modifier<Int>>
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* @param rollType The roll type to use, which determines how the dice are rolled
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val nDice: Int
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* @param modifiers Optional modifier functions that add a bonus to the roll result
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val dieSize: Int
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*/
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class Dice(
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rollString: String,
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private val rollType: RollType = RollType.Normal,
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private vararg val modifiers: Modifier<Int>
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) {
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private val nDice: Int
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private val dieSize: Int
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init {
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val parts = rollString.lowercase().split("d")
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companion object {
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nDice = parts[0].toInt()
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fun makeDice(rollString: String, rollType: RollType = Normal, modifiers: List<Modifier<Int>> = ArrayList()): Dice {
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dieSize = parts[1].toInt()
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return SimpleDice(rollString, rollType, modifiers)
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}
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}
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}
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/**
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/**
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@ -64,33 +59,32 @@ class Dice(
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* @see RollType
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* @see RollType
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*/
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*/
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fun roll(r: Random): RollResult {
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fun roll(r: Random): RollResult {
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val range = (dieSize * nDice) - nDice
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val result = when (rollType) {
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val result = when (rollType) {
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RollType.Advantage -> onAdvantage(r, nDice, dieSize)
|
Advantage -> advantageRoll(r, nDice, range)
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RollType.Disadvantage -> onDisadvantage(r, nDice, dieSize)
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Disadvantage -> disadvantageRoll(r, nDice, range)
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else -> onNormalRoll(r, nDice, dieSize)
|
else -> normalRoll(r, nDice, range)
|
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}
|
}
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return RollResult(nDice, dieSize * nDice, result)
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return RollResult(nDice, dieSize * nDice, result)
|
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}
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}
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|
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private fun onAdvantage(r: Random, nDice: Int, dieSize: Int): Int {
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|
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val range = (dieSize * nDice)
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|
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val roll1 = r.nextInt(range) + nDice
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|
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val roll2 = r.nextInt(range) + nDice
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|
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|
|
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return max(roll1, roll2)
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private fun advantageRoll(r: Random, nDice: Int, range: Int): Int {
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val roll1 = r.nextInt(range + 1)
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val roll2 = r.nextInt(range + 1)
|
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|
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|
return max(roll1, roll2) + nDice
|
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}
|
}
|
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|
|
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private fun onDisadvantage(r: Random, nDice: Int, dieSize: Int): Int {
|
private fun disadvantageRoll(r: Random, nDice: Int, range: Int): Int {
|
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val range = (dieSize * nDice)
|
val roll1 = r.nextInt(range + 1)
|
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val roll1 = r.nextInt(range) + nDice
|
val roll2 = r.nextInt(range + 1)
|
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val roll2 = r.nextInt(range) + nDice
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|
||||||
|
|
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return min(roll1, roll2)
|
return min(roll1, roll2) + nDice
|
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}
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}
|
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|
|
||||||
private fun onNormalRoll(r: Random, nDice: Int, dieSize: Int): Int {
|
private fun normalRoll(r: Random, nDice: Int, range: Int): Int {
|
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val range = (dieSize * nDice)
|
return r.nextInt(range + 1) + nDice
|
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return r.nextInt(range) + nDice
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|
||||||
}
|
}
|
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|
|
||||||
/**
|
/**
|
||||||
@ -102,4 +96,20 @@ class Dice(
|
|||||||
fun evaluateModifiers(r: Random, crit: Boolean = false): Int {
|
fun evaluateModifiers(r: Random, crit: Boolean = false): Int {
|
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return modifiers.sumOf { it.getBonus(r, crit) }
|
return modifiers.sumOf { it.getBonus(r, crit) }
|
||||||
}
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private class SimpleDice(
|
||||||
|
override val rollString: String,
|
||||||
|
override val rollType: RollType = Normal,
|
||||||
|
override val modifiers: List<Modifier<Int>> = ArrayList()
|
||||||
|
) : Dice {
|
||||||
|
override val nDice: Int
|
||||||
|
override val dieSize: Int
|
||||||
|
|
||||||
|
init {
|
||||||
|
val cleanRollString = rollString.lowercase()
|
||||||
|
val parts = cleanRollString.split('d')
|
||||||
|
nDice = parts[0].toInt()
|
||||||
|
dieSize = parts[1].toInt()
|
||||||
|
}
|
||||||
}
|
}
|
||||||
@ -7,12 +7,12 @@ import java.util.*
|
|||||||
*
|
*
|
||||||
* @param actionRoll The dice roll used to determine if an attack hits.
|
* @param actionRoll The dice roll used to determine if an attack hits.
|
||||||
* @param damageRoll The dice roll used to determine damage if attack hits.
|
* @param damageRoll The dice roll used to determine damage if attack hits.
|
||||||
* @param passValue The defense value the attack must exceed to hit.
|
* @param responseValue The defense value the attack must exceed to hit.
|
||||||
*/
|
*/
|
||||||
class SimpleMeleeAttack(
|
class SimpleMeleeAttack(
|
||||||
override val actionRoll: Dice,
|
override val actionRoll: AttackDice,
|
||||||
val damageRoll: Dice,
|
val damageRoll: Dice,
|
||||||
override val passValue: Int
|
override val responseValue: Int
|
||||||
) : Attack {
|
) : Attack {
|
||||||
|
|
||||||
override fun onNormalHit(r: Random): AttackResult {
|
override fun onNormalHit(r: Random): AttackResult {
|
||||||
|
|||||||
@ -28,7 +28,10 @@ interface Modifier<T> {
|
|||||||
*
|
*
|
||||||
* @param dice The [Dice] instance to use for generating bonus values.
|
* @param dice The [Dice] instance to use for generating bonus values.
|
||||||
*/
|
*/
|
||||||
class DiceBonus(private val dice: Dice) : Modifier<Int> {
|
class DiceBonusModifier(private val dice: Dice) : Modifier<Int> {
|
||||||
|
|
||||||
|
constructor(diceString: String):this(Dice.makeDice(diceString))
|
||||||
|
|
||||||
override fun getBonus(r: Random, crit: Boolean): Int {
|
override fun getBonus(r: Random, crit: Boolean): Int {
|
||||||
return if (crit){
|
return if (crit){
|
||||||
dice.roll(r).result + dice.roll(r).result
|
dice.roll(r).result + dice.roll(r).result
|
||||||
@ -47,7 +50,7 @@ class DiceBonus(private val dice: Dice) : Modifier<Int> {
|
|||||||
*
|
*
|
||||||
* @param dice The [Dice] to use for generating penalty values.
|
* @param dice The [Dice] to use for generating penalty values.
|
||||||
*/
|
*/
|
||||||
class DicePenalty(private val dice: Dice): Modifier<Int>{
|
class DicePenaltyModifier(private val dice: Dice): Modifier<Int>{
|
||||||
override fun getBonus(r: Random, crit: Boolean): Int {//can penalties ever crit?
|
override fun getBonus(r: Random, crit: Boolean): Int {//can penalties ever crit?
|
||||||
return -dice.roll(r).result
|
return -dice.roll(r).result
|
||||||
}
|
}
|
||||||
|
|||||||
57
src/test/kotlin/simulation/AttackDiceTest.kt
Normal file
57
src/test/kotlin/simulation/AttackDiceTest.kt
Normal file
@ -0,0 +1,57 @@
|
|||||||
|
package simulation
|
||||||
|
|
||||||
|
import org.junit.jupiter.api.Assertions
|
||||||
|
import java.util.*
|
||||||
|
import kotlin.test.Test
|
||||||
|
|
||||||
|
class AttackDiceTest {
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun testAttackDiceImplementation() {
|
||||||
|
val r = Random()
|
||||||
|
// Test no crit below threshold
|
||||||
|
val dice = AttackDice("1d20")
|
||||||
|
val result = dice.roll(r)
|
||||||
|
if (result.result < 20) {
|
||||||
|
Assertions.assertFalse(dice.isCrit(result))
|
||||||
|
} else {
|
||||||
|
Assertions.assertTrue(dice.isCrit(result))
|
||||||
|
}
|
||||||
|
// Test no crit below threshold
|
||||||
|
val dice2 = AttackDice("1d20c19")
|
||||||
|
val result2 = dice2.roll(r)
|
||||||
|
if (result2.result < 10) {
|
||||||
|
Assertions.assertFalse(dice2.isCrit(result2))
|
||||||
|
} else {
|
||||||
|
Assertions.assertTrue(dice2.isCrit(result2))
|
||||||
|
}
|
||||||
|
|
||||||
|
// Test crit threshold other than max
|
||||||
|
val dice3 = AttackDice("2d10c8")
|
||||||
|
val result3 = dice3.roll(r)
|
||||||
|
if (result3.result >= 8) {
|
||||||
|
Assertions.assertTrue(dice3.isCrit(result3))
|
||||||
|
} else {
|
||||||
|
Assertions.assertFalse(dice3.isCrit(result3))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun validateCritFunctionality() {
|
||||||
|
val trueCritResult = RollResult(1, 20, 20)
|
||||||
|
val fakeCritResult = RollResult(1, 20, 19)
|
||||||
|
|
||||||
|
val defaultRoll = AttackDice("1d20")
|
||||||
|
val verboseDefaultCrit = AttackDice("1d20c20")
|
||||||
|
val normalModifiedCrit = AttackDice("1d20c19")
|
||||||
|
|
||||||
|
Assertions.assertFalse(defaultRoll.isCrit(fakeCritResult))
|
||||||
|
Assertions.assertFalse(verboseDefaultCrit.isCrit(fakeCritResult))
|
||||||
|
Assertions.assertTrue(normalModifiedCrit.isCrit(fakeCritResult))
|
||||||
|
|
||||||
|
Assertions.assertTrue(defaultRoll.isCrit(trueCritResult))
|
||||||
|
Assertions.assertTrue(verboseDefaultCrit.isCrit(trueCritResult))
|
||||||
|
Assertions.assertTrue(normalModifiedCrit.isCrit(trueCritResult))
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
@ -6,11 +6,13 @@ import org.junit.jupiter.api.Test
|
|||||||
import java.util.*
|
import java.util.*
|
||||||
|
|
||||||
internal class DiceTests {
|
internal class DiceTests {
|
||||||
|
private val random = Random(1)
|
||||||
|
private val d20 = Dice.makeDice("1d20")
|
||||||
|
|
||||||
|
|
||||||
@Test
|
@Test
|
||||||
fun roll_normal() {
|
fun roll_normal() {
|
||||||
val dice = Dice("2d6")
|
val dice = Dice.makeDice("2d6")
|
||||||
val random = Random(1)
|
|
||||||
val result = dice.roll(random)
|
val result = dice.roll(random)
|
||||||
|
|
||||||
assertEquals(2, result.min)
|
assertEquals(2, result.min)
|
||||||
@ -20,8 +22,7 @@ internal class DiceTests {
|
|||||||
|
|
||||||
@Test
|
@Test
|
||||||
fun roll_advantage() {
|
fun roll_advantage() {
|
||||||
val dice = Dice("2d6", RollType.Advantage)
|
val dice = Dice.makeDice("2d6", RollType.Advantage)
|
||||||
val random = Random(1)
|
|
||||||
val result = dice.roll(random)
|
val result = dice.roll(random)
|
||||||
|
|
||||||
assertEquals(2, result.min)
|
assertEquals(2, result.min)
|
||||||
@ -32,8 +33,7 @@ internal class DiceTests {
|
|||||||
|
|
||||||
@Test
|
@Test
|
||||||
fun roll_disadvantage() {
|
fun roll_disadvantage() {
|
||||||
val dice = Dice("2d6", RollType.Disadvantage)
|
val dice = Dice.makeDice("2d6", RollType.Disadvantage)
|
||||||
val random = Random(1)
|
|
||||||
val result = dice.roll(random)
|
val result = dice.roll(random)
|
||||||
|
|
||||||
assertEquals(2, result.min)
|
assertEquals(2, result.min)
|
||||||
@ -45,12 +45,168 @@ internal class DiceTests {
|
|||||||
fun evaluate_modifiers() {
|
fun evaluate_modifiers() {
|
||||||
val mod1 = FlatModifier(1)
|
val mod1 = FlatModifier(1)
|
||||||
val mod2 = FlatModifier(2)
|
val mod2 = FlatModifier(2)
|
||||||
val dice = Dice("1d20", RollType.Normal, mod1, mod2)
|
val dice = Dice.makeDice("1d20", RollType.Normal, arrayListOf(mod1, mod2))
|
||||||
|
|
||||||
val random = Random(1)
|
|
||||||
val bonus = dice.evaluateModifiers(random)
|
val bonus = dice.evaluateModifiers(random)
|
||||||
|
|
||||||
assertEquals(3, bonus)
|
assertEquals(3, bonus)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyRollRangeForTypes() {
|
||||||
|
val rollString = "2d6"
|
||||||
|
val iterations = 10_000_000
|
||||||
|
|
||||||
|
RollType.entries.parallelStream()
|
||||||
|
.forEach {
|
||||||
|
val dice = Dice.makeDice(rollString, it)
|
||||||
|
val r = Random(1)
|
||||||
|
repeat(iterations) {
|
||||||
|
val res = dice.roll(r)
|
||||||
|
Assertions.assertTrue(res.min <= res.result)
|
||||||
|
Assertions.assertTrue(res.result <= res.max)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyBoundariesForTypes() {
|
||||||
|
verifyBoundariesForTypes(1, 20)
|
||||||
|
verifyBoundariesForTypes(2, 6)
|
||||||
|
verifyBoundariesForTypes(5, 8)
|
||||||
|
verifyBoundariesForTypes(1000, 6)
|
||||||
|
verifyBoundariesForTypes(6, 1000)
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private fun verifyBoundariesForTypes(nDice: Int, dieSize: Int) {
|
||||||
|
val rollString = "${nDice}d${dieSize}"
|
||||||
|
val iterations = 10_000_000
|
||||||
|
val max = nDice * dieSize
|
||||||
|
|
||||||
|
var observedMin = false
|
||||||
|
var observedMax = false
|
||||||
|
|
||||||
|
|
||||||
|
RollType.entries.parallelStream()
|
||||||
|
.forEach {
|
||||||
|
val dice = Dice.makeDice(rollString, it)
|
||||||
|
val r = Random(1)
|
||||||
|
for (i in 0..<iterations) {
|
||||||
|
val res = dice.roll(r)
|
||||||
|
if (!observedMin && res.result == nDice) {
|
||||||
|
observedMin = true
|
||||||
|
}
|
||||||
|
if (!observedMax && res.result == max) {
|
||||||
|
observedMax = true
|
||||||
|
}
|
||||||
|
if (observedMin && observedMax) {
|
||||||
|
break
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Assertions.assertTrue(observedMin)
|
||||||
|
Assertions.assertTrue(observedMax)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyNormalRollWithinExpectedBounds() {
|
||||||
|
val n = 2
|
||||||
|
val max = 100
|
||||||
|
val rollString = "${n}d${max}"
|
||||||
|
val tolerance = 0.05 //we expect more than a 25% improvement
|
||||||
|
val iterations = 100_000_000
|
||||||
|
|
||||||
|
val expectedAverageLowerBound = ((n + (n * max)) / 2) * (1 - tolerance)
|
||||||
|
val expectedAverageUpperBound = ((n + (n * max)) / 2) * (1 + tolerance)
|
||||||
|
|
||||||
|
val dice = Dice.makeDice(rollString, RollType.Normal)
|
||||||
|
var total = 0L
|
||||||
|
repeat(iterations) {
|
||||||
|
total += dice.roll(random).result.toLong()
|
||||||
|
}
|
||||||
|
|
||||||
|
val avg = total.toDouble() / iterations.toDouble()
|
||||||
|
|
||||||
|
//assert that the observed average is greater than the expected lower bound of the normal roll scaled by the
|
||||||
|
//tolerance
|
||||||
|
Assertions.assertTrue(avg > expectedAverageLowerBound)
|
||||||
|
Assertions.assertTrue(avg < expectedAverageUpperBound)
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyAdvantageSkew() {
|
||||||
|
val n = 2
|
||||||
|
val max = 100
|
||||||
|
val rollString = "${n}d${max}"
|
||||||
|
val tolerance = 1.25 //we expect more than a 25% improvement
|
||||||
|
val iterations = 10_000_000
|
||||||
|
|
||||||
|
val expectedAverageUpperBound = ((n + (n * max)) / 2) * tolerance
|
||||||
|
|
||||||
|
val dice = Dice.makeDice(rollString, RollType.Advantage)
|
||||||
|
|
||||||
|
var total = 0L
|
||||||
|
repeat(iterations) {
|
||||||
|
total += dice.roll(random).result.toLong()
|
||||||
|
}
|
||||||
|
|
||||||
|
val avg = total.toDouble() / iterations.toDouble()
|
||||||
|
|
||||||
|
//assert that the observed average is greater than the expected upper bound of the normal roll scaled by the
|
||||||
|
//tolerance
|
||||||
|
Assertions.assertTrue(avg > expectedAverageUpperBound)
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyDisadvantageSkew() {
|
||||||
|
val n = 2
|
||||||
|
val max = 100
|
||||||
|
val rollString = "${n}d${max}"
|
||||||
|
val tolerance = 0.75 //we expect more than a 25% penalty
|
||||||
|
val iterations = 10_000_000
|
||||||
|
|
||||||
|
val expectedAverageLowerBound = ((n + (n * max)) / 2) * tolerance
|
||||||
|
|
||||||
|
val dice = Dice.makeDice(rollString, RollType.Disadvantage)
|
||||||
|
|
||||||
|
|
||||||
|
var total = 0L
|
||||||
|
|
||||||
|
repeat(iterations) {
|
||||||
|
total += dice.roll(random).result.toLong()
|
||||||
|
}
|
||||||
|
|
||||||
|
val avg = total.toDouble() / iterations.toDouble()
|
||||||
|
|
||||||
|
//assert that the observed average is less than the expected lower bound of the normal roll scaled by the
|
||||||
|
//tolerance
|
||||||
|
Assertions.assertTrue(avg < expectedAverageLowerBound)
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun verifyDistribution() {
|
||||||
|
val size = 20
|
||||||
|
val dice = Dice.makeDice("1d20")
|
||||||
|
val iterations = 10_000_000
|
||||||
|
val tolerance = 0.05 //5% wiggle on distribution
|
||||||
|
|
||||||
|
val m = HashMap<Int, Int>()
|
||||||
|
|
||||||
|
repeat(iterations) {
|
||||||
|
val rollResult = dice.roll(random)
|
||||||
|
val total = m.getOrDefault(rollResult.result, 0)
|
||||||
|
m[rollResult.result] = (total + 1)
|
||||||
|
}
|
||||||
|
|
||||||
|
val expected = iterations.toDouble() / size.toDouble()
|
||||||
|
|
||||||
|
m.forEach { (_, count) ->
|
||||||
|
val dCount = count.toDouble()
|
||||||
|
Assertions.assertTrue(dCount > (expected * (1 - tolerance)))
|
||||||
|
Assertions.assertTrue(dCount < (expected * (1 + tolerance)))
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
27
src/test/kotlin/simulation/MeleeAttackTest.kt
Normal file
27
src/test/kotlin/simulation/MeleeAttackTest.kt
Normal file
@ -0,0 +1,27 @@
|
|||||||
|
package simulation
|
||||||
|
|
||||||
|
import kotlin.test.Test
|
||||||
|
|
||||||
|
class MeleeAttackTest {
|
||||||
|
|
||||||
|
@Test
|
||||||
|
fun testAttack() {
|
||||||
|
val itt = 1_000_000
|
||||||
|
val simulator = Simulator.getInstance<AttackResult>(Runtime.getRuntime().availableProcessors())
|
||||||
|
|
||||||
|
val critAttack = SimpleMeleeAttack(
|
||||||
|
actionRoll = AttackDice("1d20c19"),
|
||||||
|
damageRoll = Dice.makeDice("1d8"),
|
||||||
|
10
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
val normalAttackModel = AttackSimulatorModel(itt, critAttack)
|
||||||
|
val normalResults = simulator.doSimulation(normalAttackModel)
|
||||||
|
|
||||||
|
|
||||||
|
AttackResult.printSimulationStatistics(normalResults, "Normal Attack")
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -14,34 +14,6 @@ class SimulatorTest {
|
|||||||
val finish = System.nanoTime()
|
val finish = System.nanoTime()
|
||||||
println("${results.size} simulations performed in ${finish - start}ns (${(finish - start) / results.size}ns/simulation)")
|
println("${results.size} simulations performed in ${finish - start}ns (${(finish - start) / results.size}ns/simulation)")
|
||||||
}
|
}
|
||||||
|
|
||||||
@Test
|
|
||||||
fun testAttack() {
|
|
||||||
val itt = 1_000_000
|
|
||||||
val simulator = Simulator.getInstance<AttackResult>(Runtime.getRuntime().availableProcessors())
|
|
||||||
|
|
||||||
val attack = SimpleMeleeAttack(
|
|
||||||
Dice("1d20", RollType.Normal, FlatModifier(5)),
|
|
||||||
Dice("2d6", RollType.Normal, FlatModifier(5)),
|
|
||||||
15
|
|
||||||
)
|
|
||||||
|
|
||||||
val attackWithAdvantageAndBless = SimpleMeleeAttack(
|
|
||||||
Dice("1d20", RollType.Advantage, FlatModifier(5), DiceBonus(Dice("1d4"))),
|
|
||||||
Dice("2d6", RollType.Normal, FlatModifier(5)),
|
|
||||||
15
|
|
||||||
)
|
|
||||||
|
|
||||||
val normalAttackModel = AttackSimulatorModel(itt, attack)
|
|
||||||
val normalResults = simulator.doSimulation(normalAttackModel)
|
|
||||||
|
|
||||||
val buffedAttackModel = AttackSimulatorModel(itt, attackWithAdvantageAndBless)
|
|
||||||
val buffedResults = simulator.doSimulation(buffedAttackModel)
|
|
||||||
|
|
||||||
|
|
||||||
AttackResult.printSimulationStatistics(normalResults, "Normal Attack")
|
|
||||||
AttackResult.printSimulationStatistics(buffedResults, "Buffed Attack")
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user