| summaryrefslogtreecommitdiff |
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| -rw-r--r-- | src/battle/mechanic/btl_attack.erl | 447 | ||||
| -rw-r--r-- | src/battle/struct/btl_attack.erl | 544 |
2 files changed, 30 insertions, 961 deletions
diff --git a/src/battle/mechanic/btl_attack.erl b/src/battle/mechanic/btl_attack.erl deleted file mode 100644 index 8a10cc6..0000000 --- a/src/battle/mechanic/btl_attack.erl +++ /dev/null @@ -1,447 +0,0 @@ --module(btl_attack). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --export -( - [ - ] -). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --spec effect_of_attack - ( - order(), - shr_character:type(), - shr_character:type(), - boolean(), - integer(), - integer() - ) - -> type(). -effect_of_attack -( - Order, - Attacker, - Defender, - CanParry, - AttackerLuck, - DefenderLuck -) -> - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - %%%% Roll parry to see if the roles have to be swapped. %%%%%%%%%%%%%%%%%%%%% - - DefenderStats = shr_character:get_statistics(Defender), - {ParryIsSuccessful, ParryPositiveLuckMod, ParryNegativeLuckMod} = - case CanParry of - true -> roll_parry(DefenderStats, DefenderLuck); - false -> {false, 0, 0} - end, - - { - ActualAttacker, - ActualDefender, - ActualAttackerLuck, - ActualDefenderLuck - } = - case ParryIsSuccessful of - true -> {Defender, Attacker, DefenderLuck, AttackerLuck}; - false -> {Attacker, Defender, AttackerLuck, DefenderLuck} - end, - - ActualAttackerStats = shr_character:get_statistics(ActualAttacker), - ActualAttackerOmnimods = shr_character:get_omnimods(ActualAttacker), - ActualDefenderStats = shr_character:get_statistics(ActualDefender), - ActualDefenderOmnimods = shr_character:get_omnimods(ActualDefender), - - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - - {Precision, PrecisionPositiveLuckMod, PrecisionNegativeLuckMod} = - roll_precision - ( - ActualAttackerStats, - ActualDefenderStats, - ActualDefenderLuck - ), - - - {IsCritical, CriticalPositiveLuckMod, CriticalNegativeLuckMod} = - roll_critical_hit(ActualAttackerStats, ActualAttackerLuck), - - ActualAttackerDamageModifier = - shr_statistics:get_damage_modifier(ActualAttackerStats), - - Damage = - get_damage - ( - Precision, - IsCritical, - ActualAttackerDamageModifier, - ActualAttackerOmnimods, - ActualDefenderOmnimods - ), - - {FinalAttackerLuckMod, FinalDefenderLuckMod} = - case {ParryIsSuccessful, Precision} of - {true, misses} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker was the one evading - + PrecisionPositiveLuckMod - % miss -> no critical hit luck modifier - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender wasn't the one evading - + PrecisionNegativeLuckMod - % miss -> no critical hit luck modifier - ) - }; - - {true, _} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker was the one evading - + PrecisionPositiveLuckMod - % Attacker wasn't the one doing a critical - + CriticalNegativeLuckMod - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender wasn't the one evading - + PrecisionNegativeLuckMod - % Defender was the one doing a critical - + CriticalPositiveLuckMod - ) - }; - - {false, misses} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Defender was the one evading - + PrecisionNegativeLuckMod - % miss -> no critical hit luck modifier - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender was the one evading - + PrecisionPositiveLuckMod - % miss -> no critical hit luck modifier - ) - }; - - {false, _} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker wasn't the one evading - + PrecisionNegativeLuckMod - % Attacker was the one doing a critical - + CriticalPositiveLuckMod - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender was the one evading - + PrecisionPositiveLuckMod - % Defender wasn't the one doing a critical - + CriticalNegativeLuckMod - ) - } - end, - - #attack - { - order = Order, - precision = Precision, - is_critical = IsCritical, - is_parry = ParryIsSuccessful, - damage = Damage, - attacker_luck_mod = FinalAttackerLuckMod, - defender_luck_mod = FinalDefenderLuckMod - }. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --spec get_description_of - ( - step(), - shr_character:type(), - shr_character:type(), - integer(), - integer() - ) - -> maybe_type(). -get_description_of -( - {first, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - effect_of_attack - ( - first, - Attacker, - Defender, - CanParry, - AttackerLuck, - DefenderLuck - ); -get_description_of -( - {second, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - AttackerStats = shr_character:get_statistics(Attacker), - AttackerDoubleAttackChance = - shr_statistics:get_double_hits(AttackerStats), - {_Roll, IsSuccessful, PositiveModifier, NegativeModifier} = - shr_roll:percentage_with_luck(AttackerDoubleAttackChance, AttackerLuck), - - NewAttackerLuck = (AttackerLuck + PositiveModifier), - NewDefenderLuck = (DefenderLuck + NegativeModifier), - - case IsSuccessful of - true -> - Result = - effect_of_attack - ( - second, - Attacker, - Defender, - CanParry, - NewAttackerLuck, - NewDefenderLuck - ), - - Result#attack - { - attacker_luck_mod = - (Result#attack.attacker_luck_mod + PositiveModifier), - defender_luck_mod = - (Result#attack.defender_luck_mod + NegativeModifier) - }; - - _ -> {nothing, PositiveModifier, NegativeModifier} - end; -get_description_of -( - {counter, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - effect_of_attack - ( - counter, - Defender, - Attacker, - CanParry, - DefenderLuck, - AttackerLuck - ). - --spec apply_to_healths_and_lucks - ( - maybe_type(), - non_neg_integer(), - integer(), - non_neg_integer(), - integer() - ) - -> - { - maybe_type(), - non_neg_integer(), - integer(), - non_neg_integer(), - integer() - }. -apply_to_healths_and_lucks -( - _Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - (AttackerHealth =< 0) - or (DefenderHealth =< 0) -) -> - { - {nothing, 0, 0}, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck - }; -apply_to_healths_and_lucks -( - {nothing, AttackerLuckMod, DefenderLuckMod}, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -> - { - {nothing, AttackerLuckMod, DefenderLuckMod}, - AttackerHealth, - (AttackerLuck + AttackerLuckMod), - DefenderHealth, - (DefenderLuck + DefenderLuckMod) - }; -apply_to_healths_and_lucks -( - Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - ( - (not Attack#attack.is_parry) - and ((Attack#attack.order == first) or (Attack#attack.order == second)) - ) - or - ( - Attack#attack.is_parry - and (Attack#attack.order == counter) - ) -) -> - Damage = Attack#attack.damage, - - { - Attack, - AttackerHealth, - (AttackerLuck + Attack#attack.attacker_luck_mod), - (DefenderHealth - Damage), - (DefenderLuck + Attack#attack.defender_luck_mod) - }; -apply_to_healths_and_lucks -( - Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - ( - (not Attack#attack.is_parry) - and (Attack#attack.order == counter) - ) - or - ( - Attack#attack.is_parry - and ((Attack#attack.order == first) or (Attack#attack.order == second)) - ) -) -> - Damage = Attack#attack.damage, - - { - Attack, - (AttackerHealth - Damage), - (AttackerLuck + Attack#attack.attacker_luck_mod), - DefenderHealth, - (DefenderLuck + Attack#attack.defender_luck_mod) - }. - --spec get_sequence - ( - non_neg_integer(), - shr_weapon:type(), - shr_weapon:type() - ) - -> list(step()). -get_sequence (AttackRange, AttackerWeapon, DefenderWeapon) -> - AttackerDefenseRange = shr_weapon:get_minimum_range(AttackerWeapon), - AttackerAttackRange = shr_weapon:get_maximum_range(AttackerWeapon), - DefenderDefenseRange = shr_weapon:get_minimum_range(DefenderWeapon), - DefenderAttackRange = shr_weapon:get_maximum_range(DefenderWeapon), - - AttackerCanAttack = (AttackRange =< AttackerAttackRange), - AttackerCanDefend = - (AttackerCanAttack and (AttackRange > AttackerDefenseRange)), - - true = (AttackerCanAttack == true), - - DefenderCanAttack = (AttackRange =< DefenderAttackRange), - DefenderCanDefend = - (DefenderCanAttack and (AttackRange > DefenderDefenseRange)), - - First = {first, DefenderCanDefend}, - Second = {second, DefenderCanDefend}, - Counter = {counter, AttackerCanDefend}, - - case DefenderCanDefend of - true -> [First, Counter, Second]; - _ -> [First, Second] - end. - --spec standard - ( - - ) - -> - { - % Attack Descriptions, - % Updated Attacker - % Attacker Ataxia Update - % Updated Defender - % Defender Ataxia Update - } - --spec attack_of_opportunity - ( - btl_character:type(), - btl_player:type(), - btl_character:type() - btl_player:type(), - ) - -> - { - % Attack Descriptions, - % Updated Attacker - % Attacker Ataxia Update - % Updated Attacking Player - % Attacking Player Ataxia Update - % Updated Defender - % Defender Ataxia Update - % Updated Defending Player - % Attacking Player Ataxia Update - } - -attack_of_opportunity () -> - [ - {first, false}, - {second, false} - ]. diff --git a/src/battle/struct/btl_attack.erl b/src/battle/struct/btl_attack.erl index baaa5a7..f6e50d4 100644 --- a/src/battle/struct/btl_attack.erl +++ b/src/battle/struct/btl_attack.erl @@ -1,42 +1,33 @@ -module(btl_attack). -% FIXME: this module is mostly mechanics, not structure. - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --type order() :: ('first' | 'second' | 'counter'). +-type category() :: ('first' | 'second' | 'counter'). -type precision() :: ('misses' | 'grazes' | 'hits'). -record ( attack, { - order :: order(), + category :: category(), precision :: precision(), is_critical :: boolean(), is_parry :: boolean(), - damage :: non_neg_integer(), - attacker_luck_mod :: integer(), - defender_luck_mod :: integer() + damage :: non_neg_integer() } ). -opaque type() :: #attack{}. --type maybe_type() :: ({'nothing', integer(), integer()} | type()). --opaque step() :: {order(), boolean()}. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --export_type([type/0, maybe_type/0, step/0]). +-export_type([type/0, category/0]). -export ( [ - get_sequence/3, - get_description_of/5, - apply_to_healths_and_lucks/5, - attack_of_opportunity/0 + new/5 ] ). @@ -50,275 +41,10 @@ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% --spec roll_precision - ( - shr_statistics:type(), - shr_statistics:type(), - integer() - ) - -> {precision(), integer(), integer()}. -roll_precision -( - AttackerStatistics, - DefenderStatistics, - DefenderLuck -) -> - DefenderDodges = shr_statistics:get_dodges(DefenderStatistics), - AttackerAccuracy = shr_statistics:get_accuracy(AttackerStatistics), - MissChance = max(0, (DefenderDodges - AttackerAccuracy)), - - {Roll, _IsSuccess, PositiveModifier, NegativeModifier} = - shr_roll:percentage_with_luck(MissChance, DefenderLuck), - - { - case Roll of - X when (X =< MissChance) -> misses; - X when (X =< (MissChance * 2)) -> grazes; - _ -> hits - end, - PositiveModifier, - NegativeModifier - }. - --spec roll_critical_hit - ( - shr_statistics:type(), - integer() - ) - -> {boolean(), integer(), integer()}. -roll_critical_hit (AttackerStatistics, AttackerLuck) -> - CriticalHitChance = shr_statistics:get_critical_hits(AttackerStatistics), - {_Roll, IsSuccess, PositiveModifier, NegativeModifier} = - shr_roll:percentage_with_luck(CriticalHitChance, AttackerLuck), - - {IsSuccess, PositiveModifier, NegativeModifier}. - --spec roll_parry - ( - shr_statistics:type(), - integer() - ) - -> {boolean(), integer(), integer()}. -roll_parry (DefenderStatistics, DefenderLuck) -> - DefenderParryChance = shr_statistics:get_parries(DefenderStatistics), - {_Roll, IsSuccess, PositiveModifier, NegativeModifier} = - shr_roll:percentage_with_luck(DefenderParryChance, DefenderLuck), - - {IsSuccess, PositiveModifier, NegativeModifier}. - --spec get_damage - ( - precision(), - boolean(), - float(), - shr_omnimods:type(), - shr_omnimods:type() - ) - -> non_neg_integer(). -get_damage -( - Precision, - IsCritical, - StartingDamageMultiplier, - AttackerOmnimods, - DefenderOmnimods -) -> - ActualDamageMultiplier = - ( - StartingDamageMultiplier - * - ( - case Precision of - misses -> 0; - grazes -> 0.5; - hits -> 1 - end - ) - * - ( - case IsCritical of - true -> 2; - _ -> 1 - end - ) - ), - - ActualDamage = - shr_omnimods:get_attack_damage - ( - ActualDamageMultiplier, - AttackerOmnimods, - DefenderOmnimods - ), - - ActualDamage. - --spec effect_of_attack - ( - order(), - shr_character:type(), - shr_character:type(), - boolean(), - integer(), - integer() - ) - -> type(). -effect_of_attack -( - Order, - Attacker, - Defender, - CanParry, - AttackerLuck, - DefenderLuck -) -> - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - %%%% Roll parry to see if the roles have to be swapped. %%%%%%%%%%%%%%%%%%%%% - - DefenderStats = shr_character:get_statistics(Defender), - {ParryIsSuccessful, ParryPositiveLuckMod, ParryNegativeLuckMod} = - case CanParry of - true -> roll_parry(DefenderStats, DefenderLuck); - false -> {false, 0, 0} - end, - - { - ActualAttacker, - ActualDefender, - ActualAttackerLuck, - ActualDefenderLuck - } = - case ParryIsSuccessful of - true -> {Defender, Attacker, DefenderLuck, AttackerLuck}; - false -> {Attacker, Defender, AttackerLuck, DefenderLuck} - end, - - ActualAttackerStats = shr_character:get_statistics(ActualAttacker), - ActualAttackerOmnimods = shr_character:get_omnimods(ActualAttacker), - ActualDefenderStats = shr_character:get_statistics(ActualDefender), - ActualDefenderOmnimods = shr_character:get_omnimods(ActualDefender), - - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - - {Precision, PrecisionPositiveLuckMod, PrecisionNegativeLuckMod} = - roll_precision - ( - ActualAttackerStats, - ActualDefenderStats, - ActualDefenderLuck - ), - - - {IsCritical, CriticalPositiveLuckMod, CriticalNegativeLuckMod} = - roll_critical_hit(ActualAttackerStats, ActualAttackerLuck), - - ActualAttackerDamageModifier = - shr_statistics:get_damage_modifier(ActualAttackerStats), - - Damage = - get_damage - ( - Precision, - IsCritical, - ActualAttackerDamageModifier, - ActualAttackerOmnimods, - ActualDefenderOmnimods - ), - - {FinalAttackerLuckMod, FinalDefenderLuckMod} = - case {ParryIsSuccessful, Precision} of - {true, misses} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker was the one evading - + PrecisionPositiveLuckMod - % miss -> no critical hit luck modifier - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender wasn't the one evading - + PrecisionNegativeLuckMod - % miss -> no critical hit luck modifier - ) - }; - - {true, _} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker was the one evading - + PrecisionPositiveLuckMod - % Attacker wasn't the one doing a critical - + CriticalNegativeLuckMod - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender wasn't the one evading - + PrecisionNegativeLuckMod - % Defender was the one doing a critical - + CriticalPositiveLuckMod - ) - }; - - {false, misses} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Defender was the one evading - + PrecisionNegativeLuckMod - % miss -> no critical hit luck modifier - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender was the one evading - + PrecisionPositiveLuckMod - % miss -> no critical hit luck modifier - ) - }; - - {false, _} -> - { - ( - % Attacker wasn't the one parrying - ParryNegativeLuckMod - % Attacker wasn't the one evading - + PrecisionNegativeLuckMod - % Attacker was the one doing a critical - + CriticalPositiveLuckMod - ), - ( - % Defender was the one parrying - ParryPositiveLuckMod - % Defender was the one evading - + PrecisionPositiveLuckMod - % Defender wasn't the one doing a critical - + CriticalNegativeLuckMod - ) - } - end, - - #attack - { - order = Order, - precision = Precision, - is_critical = IsCritical, - is_parry = ParryIsSuccessful, - damage = Damage, - attacker_luck_mod = FinalAttackerLuckMod, - defender_luck_mod = FinalDefenderLuckMod - }. - --spec encode_order (order()) -> binary(). -encode_order (first) -> <<"f">>; -encode_order (counter) -> <<"c">>; -encode_order (second) -> <<"s">>. +-spec encode_category (category()) -> binary(). +encode_category (first) -> <<"f">>; +encode_category (counter) -> <<"c">>; +encode_category (second) -> <<"s">>. -spec encode_precision (precision()) -> binary(). encode_precision (hits) -> <<"h">>; @@ -328,243 +54,33 @@ encode_precision (misses) -> <<"m">>. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - --spec get_description_of +-spec new ( - step(), - shr_character:type(), - shr_character:type(), - integer(), - integer() - ) - -> maybe_type(). -get_description_of -( - {first, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - effect_of_attack - ( - first, - Attacker, - Defender, - CanParry, - AttackerLuck, - DefenderLuck - ); -get_description_of -( - {second, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - AttackerStats = shr_character:get_statistics(Attacker), - AttackerDoubleAttackChance = - shr_statistics:get_double_hits(AttackerStats), - {_Roll, IsSuccessful, PositiveModifier, NegativeModifier} = - shr_roll:percentage_with_luck(AttackerDoubleAttackChance, AttackerLuck), - - NewAttackerLuck = (AttackerLuck + PositiveModifier), - NewDefenderLuck = (DefenderLuck + NegativeModifier), - - case IsSuccessful of - true -> - Result = - effect_of_attack - ( - second, - Attacker, - Defender, - CanParry, - NewAttackerLuck, - NewDefenderLuck - ), - - Result#attack - { - attacker_luck_mod = - (Result#attack.attacker_luck_mod + PositiveModifier), - defender_luck_mod = - (Result#attack.defender_luck_mod + NegativeModifier) - }; - - _ -> {nothing, PositiveModifier, NegativeModifier} - end; -get_description_of -( - {counter, CanParry}, - Attacker, - Defender, - AttackerLuck, - DefenderLuck -) -> - effect_of_attack - ( - counter, - Defender, - Attacker, - CanParry, - DefenderLuck, - AttackerLuck - ). - --spec apply_to_healths_and_lucks - ( - maybe_type(), - non_neg_integer(), - integer(), - non_neg_integer(), - integer() - ) - -> - { - maybe_type(), - non_neg_integer(), - integer(), - non_neg_integer(), - integer() - }. -apply_to_healths_and_lucks -( - _Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - (AttackerHealth =< 0) - or (DefenderHealth =< 0) -) -> - { - {nothing, 0, 0}, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck - }; -apply_to_healths_and_lucks -( - {nothing, AttackerLuckMod, DefenderLuckMod}, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -> - { - {nothing, AttackerLuckMod, DefenderLuckMod}, - AttackerHealth, - (AttackerLuck + AttackerLuckMod), - DefenderHealth, - (DefenderLuck + DefenderLuckMod) - }; -apply_to_healths_and_lucks -( - Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - ( - (not Attack#attack.is_parry) - and ((Attack#attack.order == first) or (Attack#attack.order == second)) - ) - or - ( - Attack#attack.is_parry - and (Attack#attack.order == counter) - ) -) -> - Damage = Attack#attack.damage, - - { - Attack, - AttackerHealth, - (AttackerLuck + Attack#attack.attacker_luck_mod), - (DefenderHealth - Damage), - (DefenderLuck + Attack#attack.defender_luck_mod) - }; -apply_to_healths_and_lucks -( - Attack, - AttackerHealth, - AttackerLuck, - DefenderHealth, - DefenderLuck -) -when -( - ( - (not Attack#attack.is_parry) - and (Attack#attack.order == counter) - ) - or - ( - Attack#attack.is_parry - and ((Attack#attack.order == first) or (Attack#attack.order == second)) + category(), + float(), + float(), + boolean(), + non_neg_integer() ) -) -> - Damage = Attack#attack.damage, - + -> type(). +new (Category, PrecisionModifier, CriticalModifier, IsParry, Damage) -> + #attack { - Attack, - (AttackerHealth - Damage), - (AttackerLuck + Attack#attack.attacker_luck_mod), - DefenderHealth, - (DefenderLuck + Attack#attack.defender_luck_mod) + category = Category, + precision = + case PrecisionModifier of + 1.0 -> hits; + 0.5 -> grazes; + 0.0 -> misses + end, + is_critical = (CriticalModifier > 0.0), + is_parry = IsParry, + damage = Damage }. --spec get_sequence - ( - non_neg_integer(), - shr_weapon:type(), - shr_weapon:type() - ) - -> list(step()). -get_sequence (AttackRange, AttackerWeapon, DefenderWeapon) -> - AttackerDefenseRange = shr_weapon:get_minimum_range(AttackerWeapon), - AttackerAttackRange = shr_weapon:get_maximum_range(AttackerWeapon), - DefenderDefenseRange = shr_weapon:get_minimum_range(DefenderWeapon), - DefenderAttackRange = shr_weapon:get_maximum_range(DefenderWeapon), - - AttackerCanAttack = (AttackRange =< AttackerAttackRange), - AttackerCanDefend = - (AttackerCanAttack and (AttackRange > AttackerDefenseRange)), - - true = (AttackerCanAttack == true), - - DefenderCanAttack = (AttackRange =< DefenderAttackRange), - DefenderCanDefend = - (DefenderCanAttack and (AttackRange > DefenderDefenseRange)), - - First = {first, DefenderCanDefend}, - Second = {second, DefenderCanDefend}, - Counter = {counter, AttackerCanDefend}, - - case DefenderCanDefend of - true -> [First, Counter, Second]; - _ -> [First, Second] - end. - --spec attack_of_opportunity () -> list(step()). -attack_of_opportunity () -> - [ - {first, false}, - {second, false} - ]. - -spec encode (type()) -> {list(any())}. encode (Attack) -> - Order = Attack#attack.order, + Category = Attack#attack.category, Precision = Attack#attack.precision, IsCritical = Attack#attack.is_critical, IsParry = Attack#attack.is_parry, @@ -572,7 +88,7 @@ encode (Attack) -> { [ - {<<"ord">>, encode_order(Order)}, + {<<"ord">>, encode_category(Category)}, {<<"pre">>, encode_precision(Precision)}, {<<"cri">>, IsCritical}, {<<"par">>, IsParry}, |