Add support for Arrow Dancing (PathOfBuildingCommunity#4779)

src/Modules/CalcDefence.lua

@@ -419,6 +419,8 @@ function calcs.defence(env, actor)
 		output.ArmourDefense = (modDB:Max(nil, "ArmourDefense") or 0) / 100
 		output.RawArmourDefense = output.ArmourDefense > 0 and ((1 + output.ArmourDefense) * 100) or nil
 		output.Evasion = m_max(round(evasion), 0)
+		output.MeleeEvasion = m_max(round(evasion * calcLib.mod(modDB, nil, "MeleeEvasion")), 0)
+		output.ProjectileEvasion = m_max(round(evasion * calcLib.mod(modDB, nil, "ProjectileEvasion")), 0)
 		output.LowestOfArmourAndEvasion = m_min(output.Armour, output.Evasion)
 		output.Ward = m_max(round(ward), 0)
 		output["Gear:Ward"] = gearWard
@@ -440,9 +442,11 @@ function calcs.defence(env, actor)
 			output.ProjectileEvadeChance = 0
 		else
 			local enemyAccuracy = round(calcLib.val(enemyDB, "Accuracy"))
-			output.EvadeChance = 100 - (calcs.hitChance(output.Evasion, enemyAccuracy) - modDB:Sum("BASE", nil, "EvadeChance")) * calcLib.mod(enemyDB, nil, "HitChance")
-			output.MeleeEvadeChance = m_max(0, m_min(data.misc.EvadeChanceCap, output.EvadeChance * calcLib.mod(modDB, nil, "EvadeChance", "MeleeEvadeChance")))
-			output.ProjectileEvadeChance = m_max(0, m_min(data.misc.EvadeChanceCap, output.EvadeChance * calcLib.mod(modDB, nil, "EvadeChance", "ProjectileEvadeChance")))
+			local evadeChance = modDB:Sum("BASE", nil, "EvadeChance")
+			local hitChance = calcLib.mod(enemyDB, nil, "HitChance")
+			output.EvadeChance = 100 - (calcs.hitChance(output.Evasion, enemyAccuracy) - evadeChance) * hitChance
+			output.MeleeEvadeChance = m_max(0, m_min(data.misc.EvadeChanceCap, (100 - (calcs.hitChance(output.MeleeEvasion, enemyAccuracy) - evadeChance) * hitChance) * calcLib.mod(modDB, nil, "EvadeChance", "MeleeEvadeChance")))
+			output.ProjectileEvadeChance = m_max(0, m_min(data.misc.EvadeChanceCap, (100 - (calcs.hitChance(output.ProjectileEvasion, enemyAccuracy) - evadeChance) * hitChance) * calcLib.mod(modDB, nil, "EvadeChance", "ProjectileEvadeChance")))
 			-- Condition for displaying evade chance only if melee or projectile evade chance have the same values
 			if output.MeleeEvadeChance ~= output.ProjectileEvadeChance then
 				output.splitEvade = true
@@ -459,11 +463,13 @@ function calcs.defence(env, actor)
 				breakdown.MeleeEvadeChance = {
 					s_format("Enemy level: %d ^8(%s the Configuration tab)", env.enemyLevel, env.configInput.enemyLevel and "overridden from" or "can be overridden in"),
 					s_format("Average enemy accuracy: %d", enemyAccuracy),
+					s_format("Effective Evasion: %d", output.MeleeEvasion),
 					s_format("Approximate melee evade chance: %d%%", output.MeleeEvadeChance),
 				}
 				breakdown.ProjectileEvadeChance = {
 					s_format("Enemy level: %d ^8(%s the Configuration tab)", env.enemyLevel, env.configInput.enemyLevel and "overridden from" or "can be overridden in"),
 					s_format("Average enemy accuracy: %d", enemyAccuracy),
+					s_format("Effective Evasion: %d", output.ProjectileEvasion),
 					s_format("Approximate projectile evade chance: %d%%", output.ProjectileEvadeChance),
 				}
 			end

src/Modules/ModParser.lua

@@ -168,6 +168,8 @@ local modNameList = {
 	["chance to evade attack hits"] = "EvadeChance",
 	["chance to evade projectile attacks"] = "ProjectileEvadeChance",
 	["chance to evade melee attacks"] = "MeleeEvadeChance",
+	["evasion rating against melee attacks"] = "MeleeEvasion",
+	["evasion rating against projectile attacks"] = "ProjectileEvasion",
 	-- Resistances
 	["physical damage reduction"] = "PhysicalDamageReduction",
 	["physical damage reduction from hits"] = "PhysicalDamageReductionWhenHit",
@@ -2551,6 +2553,8 @@ local specialModList = {
 			{ type = "StatThreshold", stat = "EvasionOnGloves", threshold = 1}
 		)
 	} end,
+	["evasion rating is doubled against projectile attacks"] = { mod("ProjectileEvasion", "MORE", 100) },
+	["evasion rating is doubled against melee attacks"] = { mod("MeleeEvasion", "MORE", 100) },
 	["+(%d+)%% chance to suppress spell damage for each dagger you're wielding"] = function(num) return { 
 		mod("SpellSuppressionChance", "BASE", num, { type = "ModFlag", modFlags = ModFlag.Dagger } ),
 		mod("SpellSuppressionChance", "BASE", num, { type = "Condition", var = "DualWieldingDaggers" } )