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More work on the AI, refactored stat stage multipliers

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This commit is contained in:
Maruno17
2023-04-09 22:26:48 +01:00
parent 5d9cc71a99
commit a22c5ea89c
21 changed files with 618 additions and 651 deletions
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52
Data/Scripts/011_Battle/005_AI/103_AIMove.rb
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@@ -105,20 +105,21 @@ class Battle::AI::AIMove
def rough_damage
base_dmg = base_power
return base_dmg if @move.is_a?(Battle::Move::FixedDamageMove)
stage_mul = [2, 2, 2, 2, 2, 2, 2, 3, 4, 5, 6, 7, 8]
stage_div = [8, 7, 6, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2]
max_stage = Battle::Battler::STAT_STAGE_MAXIMUM
stage_mul = Battle::Battler::STAT_STAGE_MULTIPLIERS
stage_div = Battle::Battler::STAT_STAGE_DIVISORS
# Get the user and target of this move
user = @ai.user
user_battler = user.battler
target = @ai.target
target_battler = target.battler
# Get the move's type
calc_type = rough_type
# Decide whether the move will definitely be a critical hit
is_critical = rough_critical_hit_stage >= Battle::Move::CRITICAL_HIT_RATIOS.length
# Decide whether the move has 50% chance of higher of being a critical hit
# TODO: Make this a gradient/probability rather than all-or-nothing?
crit_stage = rough_critical_hit_stage
is_critical = crit_stage >= Battle::Move::CRITICAL_HIT_RATIOS.length ||
Battle::Move::CRITICAL_HIT_RATIOS[crit_stage] <= 2
##### Calculate user's attack stat #####
if ["CategoryDependsOnHigherDamagePoisonTarget",
"CategoryDependsOnHigherDamageIgnoreTargetAbility"].include?(function)
@@ -126,17 +127,15 @@ class Battle::AI::AIMove
end
atk, atk_stage = @move.pbGetAttackStats(user.battler, target.battler)
if !target.has_active_ability?(:UNAWARE) || @ai.battle.moldBreaker
atk_stage = 6 if is_critical && atk_stage < 6
atk_stage = max_stage if is_critical && atk_stage < max_stage
atk = (atk.to_f * stage_mul[atk_stage] / stage_div[atk_stage]).floor
end
##### Calculate target's defense stat #####
defense, def_stage = @move.pbGetDefenseStats(user.battler, target.battler)
if !user.has_active_ability?(:UNAWARE) || @ai.battle.moldBreaker
def_stage = 6 if is_critical && def_stage > 6
def_stage = max_stage if is_critical && def_stage > max_stage
defense = (defense.to_f * stage_mul[def_stage] / stage_div[def_stage]).floor
end
##### Calculate all multiplier effects #####
multipliers = {
:power_multiplier => 1.0,
@@ -154,7 +153,6 @@ class Battle::AI::AIMove
multipliers[:power_multiplier] *= 4 / 3.0
end
end
# Ability effects that alter damage
if user.ability_active?
# NOTE: These abilities aren't suitable for checking at the start of the
@@ -166,7 +164,6 @@ class Battle::AI::AIMove
)
end
end
if !@ai.battle.moldBreaker
user_battler.allAllies.each do |b|
next if !b.abilityActive?
@@ -198,7 +195,6 @@ class Battle::AI::AIMove
)
end
end
# Item effects that alter damage
# NOTE: Type-boosting gems aren't suitable for checking at the start of the
# round.
@@ -218,23 +214,18 @@ class Battle::AI::AIMove
target.item, user_battler, target_battler, @move, multipliers, base_dmg, calc_type
)
end
# Parental Bond
if user.has_active_ability?(:PARENTALBOND)
multipliers[:power_multiplier] *= (Settings::MECHANICS_GENERATION >= 7) ? 1.25 : 1.5
end
# Me First
# TODO
# Helping Hand - n/a
# Charge
if @ai.trainer.medium_skill? &&
user.effects[PBEffects::Charge] > 0 && calc_type == :ELECTRIC
multipliers[:power_multiplier] *= 2
end
# Mud Sport and Water Sport
if @ai.trainer.medium_skill?
if calc_type == :ELECTRIC
@@ -253,7 +244,6 @@ class Battle::AI::AIMove
end
end
end
# Terrain moves
if @ai.trainer.medium_skill?
terrain_multiplier = (Settings::MECHANICS_GENERATION >= 8) ? 1.3 : 1.5
@@ -268,7 +258,6 @@ class Battle::AI::AIMove
multipliers[:power_multiplier] /= 2 if calc_type == :DRAGON && target_battler.affectedByTerrain?
end
end
# Badge multipliers
if @ai.trainer.high_skill? && @ai.battle.internalBattle && target_battler.pbOwnedByPlayer?
# Don't need to check the Atk/Sp Atk-boosting badges because the AI
@@ -279,12 +268,10 @@ class Battle::AI::AIMove
multipliers[:defense_multiplier] *= 1.1
end
end
# Multi-targeting attacks
if @ai.trainer.high_skill? && targets_multiple_battlers?
multipliers[:final_damage_multiplier] *= 0.75
end
# Weather
if @ai.trainer.medium_skill?
case user_battler.effectiveWeather
@@ -309,7 +296,6 @@ class Battle::AI::AIMove
end
end
end
# Critical hits
if is_critical
if Settings::NEW_CRITICAL_HIT_RATE_MECHANICS
@@ -318,9 +304,7 @@ class Battle::AI::AIMove
multipliers[:final_damage_multiplier] *= 2
end
end
# Random variance - n/a
# STAB
if calc_type && user.has_type?(calc_type)
if user.has_active_ability?(:ADAPTABILITY)
@@ -329,17 +313,14 @@ class Battle::AI::AIMove
multipliers[:final_damage_multiplier] *= 1.5
end
end
# Type effectiveness
typemod = target.effectiveness_of_type_against_battler(calc_type, user)
multipliers[:final_damage_multiplier] *= typemod
# Burn
if @ai.trainer.high_skill? && user.status == :BURN && physicalMove?(calc_type) &&
@move.damageReducedByBurn? && !user.has_active_ability?(:GUTS)
multipliers[:final_damage_multiplier] /= 2
end
# Aurora Veil, Reflect, Light Screen
if @ai.trainer.medium_skill? && !@move.ignoresReflect? && !is_critical &&
!user.has_active_ability?(:INFILTRATOR)
@@ -363,18 +344,14 @@ class Battle::AI::AIMove
end
end
end
# Minimize
if @ai.trainer.medium_skill? && target.effects[PBEffects::Minimize] && @move.tramplesMinimize?
multipliers[:final_damage_multiplier] *= 2
end
# Move-specific base damage modifiers
# TODO
# Move-specific final damage modifiers
# TODO
##### Main damage calculation #####
base_dmg = [(base_dmg * multipliers[:power_multiplier]).round, 1].max
atk = [(atk * multipliers[:attack_multiplier]).round, 1].max
@@ -428,10 +405,11 @@ class Battle::AI::AIMove
return 0 if modifiers[:base_accuracy] < 0
return 100 if modifiers[:base_accuracy] == 0
# Calculation
accStage = [[modifiers[:accuracy_stage], -6].max, 6].min + 6
evaStage = [[modifiers[:evasion_stage], -6].max, 6].min + 6
stageMul = [3, 3, 3, 3, 3, 3, 3, 4, 5, 6, 7, 8, 9]
stageDiv = [9, 8, 7, 6, 5, 4, 3, 3, 3, 3, 3, 3, 3]
max_stage = Battle::Battler::STAT_STAGE_MAXIMUM
accStage = [[modifiers[:accuracy_stage], -max_stage].max, max_stage].min + max_stage
evaStage = [[modifiers[:evasion_stage], -max_stage].max, max_stage].min + max_stage
stageMul = Battle::Battler::ACC_EVA_STAGE_MULTIPLIERS
stageDiv = Battle::Battler::ACC_EVA_STAGE_DIVISORS
accuracy = 100.0 * stageMul[accStage] / stageDiv[accStage]
evasion = 100.0 * stageMul[evaStage] / stageDiv[evaStage]
accuracy = (accuracy * modifiers[:accuracy_multiplier]).round