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refactor: split up core attacking system

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TotallyNot 2025-11-04 19:15:08 +01:00
parent 1c7a5d1e1b
commit 9b720facf8
Signed by: pyrite
GPG key ID: 7F1BA9170CD35D15
1 changed files with 273 additions and 187 deletions
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460
src/player/mod.rs
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@ -1,6 +1,6 @@
use bevy_ecs::prelude::*;
use bevy_ecs::{prelude::*, system::SystemParam};
use proxisim_models::bundle::{
armour::{ArmourBodyPart, ArmourBodyParts},
armour::{ArmourBodyPart, ArmourBodyParts, BodyPartCoverage},
bonus::{ArmourBypassBonus, DamageMitigationBonus},
player::{
Attacker, BodyPart, ChooseWeapon, CombatTurns, Current, CurrentTarget, Defeated, Defender,
@ -146,55 +146,217 @@ impl FromWorld for DamageSpread {
}
}
// NOTE: unfortunately this function can't really be split into smaller parts due to the existence
// of multi turn bonuses
#[derive(SystemParam)]
struct SharedParams<'w, 's> {
commands: Commands<'w, 's>,
rng: ResMut<'w, Rng>,
effects: Effects<'w, 's>,
logger: Logger<'w>,
metrics: Res<'w, Metrics>,
}
#[derive(SystemParam)]
struct BonusMitigationParams<'w, 's> {
bypass_q: Query<'w, 's, &'static ArmourBypassBonus>,
mitigation_q: Query<'w, 's, Option<&'static mut DamageMitigationBonus>>,
}
#[allow(clippy::too_many_arguments)]
pub fn use_damaging_weapon(
mut rng: ResMut<Rng>,
#[inline(always)]
fn check_bonus_mitigation(
params: &mut BonusMitigationParams,
shared: &mut SharedParams,
w_children: &Children,
armour_mitigation: &mut f32,
piece: &mut Option<&BodyPartCoverage>,
slot: WeaponSlot,
rounds: &Option<u16>,
health: &Health,
max_health: &SimpleStatEffective<MaxHealth>,
) -> f32 {
for bypass in params.bypass_q.iter_many(w_children) {
match bypass {
ArmourBypassBonus::Penetrate { mitigation } => {
*armour_mitigation *= 1.0 - mitigation;
}
ArmourBypassBonus::Puncture { chance } => {
if *chance >= 1.0 || shared.rng.random_bool(*chance as f64) {
*armour_mitigation = 0.0;
*piece = None;
return 0.0;
}
}
}
}
if let Some(piece) = piece
&& let Some(mut mitigation) = params.mitigation_q.get_mut(piece.armour).unwrap()
{
match mitigation.as_mut() {
DamageMitigationBonus::Impregnable { mitigation } if slot == WeaponSlot::Melee => {
*mitigation
}
DamageMitigationBonus::Impenetrable { mitigation } if rounds.is_some() => *mitigation,
DamageMitigationBonus::Insurmountable { mitigation } => {
if health.0 as f32 / max_health.value as f32 <= 0.25 {
*mitigation
} else {
0.0
}
}
DamageMitigationBonus::Impassable { chance } => {
if *chance >= 1.0 || shared.rng.random_bool(*chance as f64) {
1.0
} else {
0.0
}
}
DamageMitigationBonus::Kinetokinesis { mitigation } => {
shared.commands.entity(piece.armour).insert(
DamageMitigationBonus::ActiveKinetokinesis {
mitigation: *mitigation,
remaining_turns: 10,
},
);
0.0
}
DamageMitigationBonus::ActiveKinetokinesis {
mitigation,
remaining_turns,
} => {
*remaining_turns -= 1;
if *remaining_turns == 0 {
shared.commands.entity(piece.armour).insert(
DamageMitigationBonus::Kinetokinesis {
mitigation: *mitigation,
},
);
}
*mitigation
}
_ => 0.0,
}
} else {
0.0
}
}
#[derive(SystemParam)]
struct DeferredDamageParams<'w, 's> {
damage_q: Query<'w, 's, (Entity, &'static DeferredDamage)>,
}
/// Checks and applied deferred damage.
/// Returns `true` if the attacking player was defeated
#[inline(always)]
fn check_deferred_damage(
deferred: &DeferredDamageParams,
shared: &mut SharedParams,
player: Entity,
player_children: &Children,
player_health: &mut Health,
is_attacker: bool,
target: Entity,
) -> bool {
for (instance, damage) in deferred.damage_q.iter_many(player_children) {
let health_before = player_health.0;
player_health.0 = player_health.0.saturating_sub(damage.amount);
log!(shared.logger, "deferred_damage", {
health_before: health_before,
health_after: player_health.0,
amount: damage.amount,
label: damage.label,
target: player,
});
shared.commands.entity(instance).despawn();
if player_health.0 == 0 {
shared.commands.entity(player).insert(Defeated);
log!(shared.logger, "fight_end", {
actor: target,
recipient: player,
fight_end_type: %if is_attacker {
FightEndType::Loss
} else {
FightEndType::Victory
},
});
shared.metrics.increment_counter(Some(target), "victory", 1);
return true;
}
}
false
}
#[derive(SystemParam)]
struct EntityParams<'w, 's> {
/// The weapon and its related stats
weapon_q: Query<
'w,
's,
(
Entity,
&DamageStat,
&SimpleStatEffective<WeaponAccuracy>,
&SimpleStatEffective<DamageBonus>,
&SimpleStatEffective<CritRate>,
&Children,
&WeaponSlot,
&'static DamageStat,
&'static SimpleStatEffective<WeaponAccuracy>,
&'static SimpleStatEffective<DamageBonus>,
&'static SimpleStatEffective<CritRate>,
&'static Children,
&'static WeaponSlot,
Has<NonTargeted>,
),
(With<Weapon>, With<Current>, Without<NeedsReload>),
>,
mut player_q: Query<
/// The player who's using the weapon and their related stats
player_q: Query<
'w,
's,
(
Entity,
&EffectiveStat<Speed>,
&EffectiveStat<Strength>,
&SimpleStatEffective<CritRate>,
&SimpleStatEffective<WeaponAccuracy>,
&SimpleStatEffective<DamageBonus>,
&Children,
&mut Health,
&'static EffectiveStat<Speed>,
&'static EffectiveStat<Strength>,
&'static SimpleStatEffective<CritRate>,
&'static SimpleStatEffective<WeaponAccuracy>,
&'static SimpleStatEffective<DamageBonus>,
&'static Children,
&'static mut Health,
Has<Attacker>,
),
(With<Player>, With<Current>),
>,
mut target_q: Query<
/// The player who is targeted with the weapon
target_q: Query<
'w,
's,
(
Entity,
&EffectiveStat<Dexterity>,
&EffectiveStat<Defence>,
&SimpleStatEffective<MaxHealth>,
&ArmourBodyParts,
&mut Health,
&'static EffectiveStat<Dexterity>,
&'static EffectiveStat<Defence>,
&'static SimpleStatEffective<MaxHealth>,
&'static ArmourBodyParts,
&'static mut Health,
),
(With<CurrentTarget>, Without<Current>),
>,
(armour_q, damage_q, mut mitigation_q, bypass_q): (
Query<&ArmourBodyPart>,
Query<(Entity, &DeferredDamage)>,
Query<Option<&mut DamageMitigationBonus>>,
Query<&ArmourBypassBonus>,
}
// NOTE: unfortunately this function can't really be split into smaller parts due to the existence
// of multi turn bonuses
#[allow(clippy::too_many_arguments)]
fn use_damaging_weapon(
(mut shared, mut bonus_mitigation, deferred): (
SharedParams,
BonusMitigationParams,
DeferredDamageParams,
),
mut entities: EntityParams,
armour_q: Query<&ArmourBodyPart>,
(damage_proc_q, part_bonus_q): (Query<&DamageProcEffect>, Query<&PartDamageBonus>),
(mut ammo_q, mut temp_q): (
Query<(
@ -206,15 +368,10 @@ pub fn use_damaging_weapon(
)>,
Query<&mut Uses>,
),
(mut logger, mut commands, dmg_spread, metrics, mut effects): (
Logger,
Commands,
Local<DamageSpread>,
Res<Metrics>,
Effects,
),
dmg_spread: Local<DamageSpread>,
) {
let Ok((weapon, w_dmg, acc, dmg_bonus, crit, children, slot, non_targeted)) = weapon_q.single()
let Ok((weapon, w_dmg, acc, dmg_bonus, crit, children, slot, non_targeted)) =
entities.weapon_q.single()
else {
return;
};
@ -228,44 +385,26 @@ pub fn use_damaging_weapon(
p_children,
mut p_health,
attacker,
) = player_q.single_mut().unwrap();
) = entities.player_q.single_mut().unwrap();
let (target, target_dex, target_def, target_max_health, armour_parts, mut health) =
target_q.single_mut().unwrap();
entities.target_q.single_mut().unwrap();
for (instance, damage) in damage_q.iter_many(p_children) {
let health_before = p_health.0;
p_health.0 = p_health.0.saturating_sub(damage.amount);
log!(logger, "deferred_damage", {
health_before: health_before,
health_after: p_health.0,
amount: damage.amount,
label: damage.label,
target: player,
});
commands.entity(instance).despawn();
if p_health.0 == 0 {
commands.entity(player).insert(Defeated);
log!(logger, "fight_end", {
actor: target,
recipient: player,
fight_end_type: %if attacker {
FightEndType::Loss
} else {
FightEndType::Victory
},
});
metrics.increment_counter(Some(target), "victory", 1);
return;
}
if check_deferred_damage(
&deferred,
&mut shared,
player,
p_children,
&mut p_health,
attacker,
target,
) {
return;
}
if let Ok(mut uses) = temp_q.get_mut(weapon) {
uses.0 -= 1;
if uses.0 == 0 {
commands.entity(weapon).remove::<Usable>();
shared.commands.entity(weapon).remove::<Usable>();
}
}
@ -314,15 +453,19 @@ pub fn use_damaging_weapon(
loop {
let rounds = ammo.as_mut().map(|(ammo, clips, rof, _)| {
let rounds = (rng.random_range(rof.clone()).round() as u16).clamp(1, ammo.0);
metrics.increment_counter(Some(player), "rounds_fired", rounds.into());
metrics.increment_counter(Some(weapon), "rounds_fired", rounds.into());
let rounds = (shared.rng.random_range(rof.clone()).round() as u16).clamp(1, ammo.0);
shared
.metrics
.increment_counter(Some(player), "rounds_fired", rounds.into());
shared
.metrics
.increment_counter(Some(weapon), "rounds_fired", rounds.into());
ammo.0 -= rounds;
if ammo.0 == 0 {
if clips.value == 0 {
commands.entity(weapon).remove::<Usable>();
shared.commands.entity(weapon).remove::<Usable>();
} else {
commands.entity(weapon).insert(NeedsReload);
shared.commands.entity(weapon).insert(NeedsReload);
}
}
rounds
@ -334,31 +477,31 @@ pub fn use_damaging_weapon(
base_hit_chance + acc_eff.value * (1.0 - base_hit_chance)
};
if hit_chance <= 1.0 && !rng.random_bool(hit_chance as f64) {
log!(logger, "miss_target", {
if hit_chance <= 1.0 && !shared.rng.random_bool(hit_chance as f64) {
log!(shared.logger, "miss_target", {
weapon: weapon,
actor: player,
recipient: target,
rounds: rounds,
hit_chance: hit_chance,
});
metrics.increment_counter(Some(player), "miss", 1);
metrics.increment_counter(Some(weapon), "miss", 1);
shared.metrics.increment_counter(Some(player), "miss", 1);
shared.metrics.increment_counter(Some(weapon), "miss", 1);
if multi_attack_proc.is_none() {
return;
};
} else {
let body_part = if !non_targeted {
rng.sample(crit)
shared.rng.sample(crit)
} else {
BodyPart::Stomach
};
let mult = match body_part {
BodyPart::Head | BodyPart::Heart | BodyPart::Throat => {
metrics.increment_counter(Some(player), "crit", 1);
metrics.increment_counter(Some(weapon), "crit", 1);
shared.metrics.increment_counter(Some(player), "crit", 1);
shared.metrics.increment_counter(Some(weapon), "crit", 1);
1.0
}
BodyPart::LeftHand
@ -371,17 +514,17 @@ pub fn use_damaging_weapon(
BodyPart::Groin | BodyPart::Stomach | BodyPart::Chest => 1.0 / 1.75,
};
metrics.increment_counter(Some(player), "hit", 1);
metrics.increment_counter(Some(weapon), "hit", 1);
shared.metrics.increment_counter(Some(player), "hit", 1);
shared.metrics.increment_counter(Some(weapon), "hit", 1);
let armour_parts = armour_q.get(armour_parts.0[body_part.into()]).unwrap();
let mut piece = rng.sample(armour_parts);
let mut piece = shared.rng.sample(armour_parts);
let mut armour_mitigation = piece.map_or(0.0, |p| p.armour_value);
// NOTE: Proxima's simulator seems to have the damage spread be between 95% and 105%,
// but from my brief tests it seems that 100% to 110% lines up better, at least for h2h.
// It might be better to revivisit this detail later down the line and run more tests.
let dmg_spread = rng.sample(dmg_spread.0) / 10.0 + 1.0;
let dmg_spread = shared.rng.sample(dmg_spread.0) / 10.0 + 1.0;
let mut dmg_bonus = dmg_bonus + p_dmg_bonus;
@ -391,84 +534,17 @@ pub fn use_damaging_weapon(
}
}
let bonus_mitigation = 'block: {
match piece {
Some(part) => {
for bypass in bypass_q.iter_many(children) {
match bypass {
ArmourBypassBonus::Penetrate { mitigation } => {
armour_mitigation *= 1.0 - mitigation;
}
ArmourBypassBonus::Puncture { chance } => {
if *chance >= 1.0 || rng.random_bool(*chance as f64) {
armour_mitigation = 0.0;
piece = None;
break 'block 0.0;
}
}
}
}
if let Some(mut mitigation) = mitigation_q.get_mut(part.armour).unwrap() {
match mitigation.as_mut() {
DamageMitigationBonus::Impregnable { mitigation }
if *slot == WeaponSlot::Melee =>
{
*mitigation
}
DamageMitigationBonus::Impenetrable { mitigation }
if rounds.is_some() =>
{
*mitigation
}
DamageMitigationBonus::Insurmountable { mitigation } => {
if health.0 as f32 / target_max_health.value as f32 <= 0.25 {
*mitigation
} else {
0.0
}
}
DamageMitigationBonus::Impassable { chance } => {
if *chance >= 1.0 || rng.random_bool(*chance as f64) {
1.0
} else {
0.0
}
}
DamageMitigationBonus::Kinetokinesis { mitigation } => {
commands.entity(part.armour).insert(
DamageMitigationBonus::ActiveKinetokinesis {
mitigation: *mitigation,
remaining_turns: 10,
},
);
0.0
}
DamageMitigationBonus::ActiveKinetokinesis {
mitigation,
remaining_turns,
} => {
*remaining_turns -= 1;
if *remaining_turns == 0 {
commands.entity(part.armour).insert(
DamageMitigationBonus::Kinetokinesis {
mitigation: *mitigation,
},
);
}
*mitigation
}
_ => 0.0,
}
} else {
0.0
}
}
None => 0.0,
}
};
let bonus_mitigation = check_bonus_mitigation(
&mut bonus_mitigation,
&mut shared,
children,
&mut armour_mitigation,
&mut piece,
*slot,
&rounds,
&health,
target_max_health,
);
let spammo_bonus = ammo
.as_ref()
@ -498,8 +574,8 @@ pub fn use_damaging_weapon(
* dmg_spread;
let mut dmg_i = dmg.round() as u32;
metrics.record_histogram(Some(player), "dmg", dmg_i);
metrics.record_histogram(Some(weapon), "dmg", dmg_i);
shared.metrics.record_histogram(Some(player), "dmg", dmg_i);
shared.metrics.record_histogram(Some(weapon), "dmg", dmg_i);
if dmg_i > 0 {
for effect in damage_proc_q.iter_many(children) {
@ -509,7 +585,7 @@ pub fn use_damaging_weapon(
continue;
}
let chance = (value / 100.0) as f64;
if chance > 1.0 || rng.random_bool(chance) {
if chance > 1.0 || shared.rng.random_bool(chance) {
match bonus {
MultiTurnBonus::Blindfire => {
multi_attack_proc = Some(MultiAttack::Blindfire)
@ -520,43 +596,53 @@ pub fn use_damaging_weapon(
}
MultiTurnBonus::Rage => {
multi_attack_proc =
Some(MultiAttack::Rage(rng.random_range(2..=8)))
Some(MultiAttack::Rage(shared.rng.random_range(2..=8)))
}
MultiTurnBonus::DoubleTap => {
multi_attack_proc =
Some(MultiAttack::DoubleTap { first_shot: true })
}
};
metrics.increment_counter(Some(player), bonus.counter_label(), 1);
metrics.increment_counter(Some(weapon), bonus.counter_label(), 1);
shared.metrics.increment_counter(
Some(player),
bonus.counter_label(),
1,
);
shared.metrics.increment_counter(
Some(weapon),
bonus.counter_label(),
1,
);
}
}
DamageProcEffect::SelfEffect { value, bonus } => {
let chance = (value / 100.0) as f64;
if chance > 1.0 || rng.random_bool(chance) {
bonus.spawn(player, &mut effects);
if chance > 1.0 || shared.rng.random_bool(chance) {
bonus.spawn(player, &mut shared.effects);
}
}
DamageProcEffect::OpponentEffect { value, bonus } => {
let chance = (value / 100.0) as f64;
if chance > 1.0 || rng.random_bool(chance) {
bonus.spawn(target, &mut effects, &mut rng.0);
if chance > 1.0 || shared.rng.random_bool(chance) {
bonus.spawn(target, &mut shared.effects, &mut shared.rng.0);
}
}
DamageProcEffect::DamageOverTime { value, kind } => {
let chance = (value / 100.0) as f64;
if chance > 1.0 || rng.random_bool(chance) {
if chance > 1.0 || shared.rng.random_bool(chance) {
match kind {
DamageOverTimeType::Bleed => {
commands
.entity(target)
.insert(DamageOverTime::<Bleed>::new(dmg_i));
shared.commands.entity(target).insert(DamageOverTime::<
Bleed,
>::new(
dmg_i
));
}
}
}
}
DamageProcEffect::Deadly { chance } => {
if chance >= 1.0 || rng.random_bool(chance as f64) {
if chance >= 1.0 || shared.rng.random_bool(chance as f64) {
dmg = dmg_intrinsic
* w_dmg.0
* (1.0 + dmg_bonus.value + spammo_bonus + 5.0)
@ -570,15 +656,15 @@ pub fn use_damaging_weapon(
}
DamageProcEffect::Execute { cutoff } => {
if health.0 as f32 / target_max_health.value as f32 <= cutoff {
commands.entity(target).insert(Defeated);
shared.commands.entity(target).insert(Defeated);
let health_before = health.0;
health.0 = 0;
log!(logger, "executed", {
log!(shared.logger, "executed", {
actor: player,
recipient: target,
health_before,
});
log!(logger, "fight_end", {
log!(shared.logger, "fight_end", {
actor: player,
recipient: target,
fight_end_type: %if attacker {
@ -587,7 +673,7 @@ pub fn use_damaging_weapon(
FightEndType::Loss
},
});
metrics.increment_counter(Some(player), "victory", 1);
shared.metrics.increment_counter(Some(player), "victory", 1);
return;
}
}
@ -599,7 +685,7 @@ pub fn use_damaging_weapon(
health.0 = health.0.saturating_sub(dmg_i as u16);
log!(logger, "hit_target", {
log!(shared.logger, "hit_target", {
actor: player,
acc: acc_eff.value,
recipient: target,
@ -624,8 +710,8 @@ pub fn use_damaging_weapon(
if health.0 == 0 && !defeated {
defeated = true;
commands.entity(target).insert(Defeated);
log!(logger, "fight_end", {
shared.commands.entity(target).insert(Defeated);
log!(shared.logger, "fight_end", {
actor: player,
recipient: target,
fight_end_type: %if attacker {
@ -634,7 +720,7 @@ pub fn use_damaging_weapon(
FightEndType::Loss
},
});
metrics.increment_counter(Some(player), "victory", 1);
shared.metrics.increment_counter(Some(player), "victory", 1);
}
}