// render/fx.js — battle visual effects with pooling and hard caps (DESIGN §9). // // projectiles b.ev 'atk' by projKind (render/style.js PROJ): sniper tracers with a muzzle flash; arts / heal / enemy // orbs with a particle trail; bombs and lobs as shells on an arc with a ground shadow, a smoke trail and // an explosion; drone darts; 回环射手 boomerangs that spin out to the target and back to the thrower's // current position, gone when caught. Flight times from the sim's projectile speeds (/sim/constants.js // PROJECTILE_SPEEDS — the visual lands with the sim's hit), homing on the interpolated target; a burst // per kind on arrival; chain lightning (chain / chainHeal) and beams as short-lived jagged lines // hits glow + sparks by damage type; a melee blow adds a slash crescent swept along the blow (attacker → // victim) in the hit colour; AoE ground rings for splash attackers // numbers damage numbers (phys orange-white, arts purple, true white, heal green, elements orange) as // pooled BitmapText (per font); rapid same-style hits on a target merge into a running total; big hits // (≥ 18 % max HP) pop larger; ≤ 4 per target; laid out in screen space against every live number (lanes // beside the head, stacked upwards) so numbers of neighbouring units never cover or touch each other; // crowded spots get shorter lives (see number()) // skill activation burst: flash, a light pillar with a white-hot core, a shockwave + hex ring on the ground, // rising motes; while active a slowly turning hex with a soft glow under the unit (+ a few motes) // blasts explosions (fireball, flash, shockwave + coloured ground ring, sparks, smoke; heavy ones add debris // and a scorch mark) for blast fx kinds and shell impacts // bombard 蕾缪安 S3: fx 'lock' keeps a reticle on the locked enemy until the 'bombard' of the shell fired at it // (or LOCK_T game s after the shooter's last lock / shell; the S2 aim lock until the snipe's 'crit'); 'bombardShell' = a shell fired now that // lands on the spot after `t` game s — a launch streak leaves the shooter upwards and the shell drops out // of the sky onto the spot (a long flight climbs out of her first), a closing warning ring marks the spot // meanwhile; 'bombard' is the big explosion at the impact // deploy drop-in ring + pillar; death dissolve embers; crate splinters; element bursts; leak vignette; // bond-layer glyph pops and bounty coins (screen space, near the top of the field) // Sizes are in tiles × the camera's px per tile at the spot, so effects read alike at every resolution and zoom (3D // board or 2D fallback: both project through the same camera). An fx anchored on a unit (extra.id) follows that // unit's rendered position when the event happens on it, else it happens at the event's (x, y) (_where). // Particles live in two ParticleContainers (additive / normal) sharing the FX atlas base texture, so the whole // particle system costs two draw calls. Every pool has a cap; when full, the oldest entry is recycled. Particle, // projectile and lock records are pooled (the per-frame emitters allocate nothing). Cosmetic extras — trails, muzzle // flashes, afterimages, debris, scorch marks, aura motes — are skipped at quality 'low' and under heavy load // (adaptive load level ≥ 2), and trails yield to bursts near the particle cap (SOFT_CAP). import { fxAtlas } from './textures.js'; import { DMG_STYLE, dmgStyleKey, HIT_TINT, PROJ, COLORS } from './style.js'; /** * The sim's projectile speeds (server/sim/constants.js PROJECTILE_SPEEDS — pure data, served read-only at * /sim/constants.js with the rest of the client-side sim, DESIGN §14): a shot's visual flight ends when the sim lands it, * i.e. with its damage number. Loaded once in a browser (the game already has the module from its battle runner); * until it arrives — and in Node, where '/sim/' is no module path — style.js PROJ speeds (a copy the unit tests keep * equal to the sim's) stand in. */ let simSpeeds = null; /** * Use the sim's speeds (tiles per game second): `table` = PROJECTILE_SPEEDS by kind, `boomerangReturn` = * BOOMERANG_RETURN_SPEED (the sim's visual kind of a boomerang flying back); null = style.js PROJ only. */ export function setSimProjectileSpeeds(table, boomerangReturn = null) { if (!table || typeof table !== 'object') { simSpeeds = null; return; } simSpeeds = Object.assign({}, table); if (Number(boomerangReturn) > 0) simSpeeds.boomerangReturn = Number(boomerangReturn); } if (typeof window !== 'undefined' && typeof window.location?.origin === 'string') { import('/sim/constants.js').then((m) => { if (m?.PROJECTILE_SPEEDS) setSimProjectileSpeeds(m.PROJECTILE_SPEEDS, m.BOOMERANG_RETURN_SPEED); }, () => {}); } /** * Tiles per game second of a projectile kind ('boomerangReturn': a boomerang's way back): the sim's value, else * style.js PROJ (`speed`; the boomerang's `back`), else 15 for a boomerang (the sim's outbound speed) / 12. */ export function projSpeed(kind) { const v = simSpeeds ? Number(simSpeeds[kind]) : NaN; if (v > 0) return v; if (kind === 'boomerangReturn') return PROJ.boomerang?.back > 0 ? PROJ.boomerang.back : projSpeed('boomerang'); const f = PROJ[kind]?.speed; return f > 0 ? f : kind === 'boomerang' ? 15 : 12; } const MAX_PARTICLES = { high: 1400, medium: 800, low: 360 }; const MAX_NUMBERS = 90; /** Particle cap multiplier per adaptive load level (render/app.js loadLevel). */ const LOAD_PARTICLES = Object.freeze([1, 0.75, 0.55, 0.4]); const NUM_RISE = 0.45; // tiles a damage number rises over NUM_RISE_T (easeOut), then it stays const NUM_RISE_T = 0.9; // seconds of the rise const NUM_LIFE = 0.9; // seconds a number lives (a merged running total lives longer, ≤ NUM_MAX_LIFE) const NUM_MAX_LIFE = 1.8; const NUM_FADE_T = 0.27; // fade-out at the end of its life const NUM_LINE_EM = 0.95; // vertical room of one line of digits, in em of the 24 px bitmap font const NUM_MAX_LINES = 5; // a number starts at most this many lines above the head const NUM_DIGIT_EM = 0.66; // advance of one digit of the damage font, in em (Bender 700: 0.56–0.66, the widest kept) const NUM_POP = 1.35; // birth / merge pop scale (the layout reserves the popped size) const NUM_GAP_PX = 7; // horizontal gap between two numbers side by side (never read as one number) const NUM_MERGE_GAP = 0.3; // s: same-style hits on one unit closer than this join its running total const NUM_PER_TARGET = 4; // live numbers per unit (then hits join / the oldest fades) const NUM_CROWD = 6; // more live numbers than this around a spot → shorter lives there const NUM_LANES = Object.freeze([0, -1, 1, -2, 2]); // lane order (lane widths from the unit's head) /** Screen scale of a number's text (24 px font) at `s` px per tile. */ const numScale = (s, big, style) => clamp(s / 115, 0.42, 1.05) * (big ? 1.35 : 1) * (style === 'heal' ? 0.9 : 1); const MAX_PROJ = 260; /** Trail particles (and boomerang afterimages) per real second of one flying projectile (cosmetic). */ const TRAIL_HZ = 36; /** Cosmetic particles stop at this share of the particle cap: the headroom stays for hits and bursts. */ const SOFT_CAP = 0.75; /** Real seconds a shot lingers after arriving: the tracer shrinks into the target, the head fades (short shots read). */ const SHOT_FADE = 0.08; /** Boomerang: spin (rad per real s), sideways bow of each leg (tiles, at ≥ 2 tiles range), safety lifetime (real s). */ const BOOM_SPIN = 22, BOOM_BOW = 0.35, BOOM_MAX_T = 6; /** * Lock reticle: how long (game s) a lock outlives the last sign of its shooter's S3 going on — its latest lock, shell or * bombard (a lock whose shell / shot never comes) — its fade-out (real s), and the most reticles kept at once (a long * S3: ammo grants / reloads lock far more than the 5 base shots, ≤ 33 shells). */ const LOCK_T = 5, LOCK_FADE = 0.2, MAX_LOCKS = 48; // 炎佑 fire jet: real s a jet burns past its tick's `dur` (the next 1 game s tick re-aims and extends it before it fades: // one continuous stream), its fade-out, the most jets at once, the fire colours const FLAME_TAIL = 0.2, FLAME_FADE = 0.15, MAX_FLAMES = 8; const FLAME_TINTS = Object.freeze([0xffd27a, 0xffa94d, 0xff8a3d, 0xff5a2a]); /** Bombard shell: share of its flight spent rising from the shooter, and the height it climbs / falls from (tiles). */ const SHELL_RISE = 0.34, SHELL_UP = 5.5; /** 蕾缪安 S3 shell (fx 'bombardShell'); `look` 'mortar' is its own flight (_stepMortar). */ const BOMBARD_SHELL = Object.freeze({ look: 'mortar', tint: 0xfff2d8, glow: 0xff9c33, trail: 0xffb35c, smoke: 0x3a3430, len: 1.3, width: 0.3, head: 0.56 }); /** * An fx anchored on a unit (extra.id) is drawn at that unit's rendered position while the event's own (x, y) is within * this many tiles of it (it happens on the unit); farther away the fx happens at (x, y) — the sim puts the caster in * `id` of many area / target effects (an 'aoe' ahead of the caster, a 'crit' on the victim, 蕾缪安's 'bombard'). */ const ANCHOR_SNAP = 0.75; const SKILL_GOLD = 0xffd45a; const NO_OPTS = Object.freeze({}); const clamp = (v, lo, hi) => (v < lo ? lo : v > hi ? hi : v); /** * Shot heights (GitHub #61): where a shot or beam leaves a unit (`launch`, ≈ its hands) and where shots, beams and lock * marks meet a unit (`aim`, ≈ its chest), as shares of the drawn model's height above the feet (`_headTiles`). The * models are upright screen billboards, so these are heights on screen, solved into world heights through the camera * (projection.js liftFor, `bodyZ`): 0.45 × the head height taken as a WORLD height drew at ≈ 18 % of the model under the * 30° pitch — shots left the hips and aimed at the targets' hips. [ASSUMED] the shares (a battle chibi's hands / chest; * the data has no official muzzle points). */ export const SHOT_HEIGHT = Object.freeze({ launch: 0.45, aim: 0.5 }); /** World height of the point `frac` of a unit's drawn model height above its feet (SHOT_HEIGHT), seen through `cam`. */ export function bodyZ(cam, v, frac) { const z0 = (v.z || 0) + (v.hover || 0); const h = (v._headTiles || 1.2) * frac; if (!cam || typeof cam.liftFor !== 'function') return z0 + h; const dz = cam.liftFor(v.x, v.y, z0, h * cam.scaleAt(v.x, v.y, z0)); return Number.isFinite(dz) ? z0 + dz : z0 + h; } /** World height just above a unit's feet (where shells land). */ const feetZ = (v) => (v.z || 0) + (v.hover || 0) + 0.2; /** Cheap fingerprint of a camera's framing (the damage-number layout cache is reused only while it is unchanged). */ const camKey = (c) => (c ? c.tx + c.ty * 1e3 + c.tz * 1e6 + c.tilt * 7.13 + c.dist * 1e4 + c.scale * 3.7e-2 + c.cx * 1.1e-5 + c.cy * 1.3e-8 : 0); /** Characters of a damage number as drawn (heals get a '+'). */ const numChars = (v, style) => String(Math.round(v)).length + (style === 'heal' ? 1 : 0); /** Sub-professions whose attacks splash around the struck target (the 阵法术师 / 轰击术师 strike every enemy in range). */ const SPLASH_SUBS = new Set(['aoesniper', 'splashcaster', 'bombarder', 'fortress', 'hammer']); let fontsReady = false; /** Generate the damage-number bitmap fonts (after web fonts loaded, if possible). */ export function ensureDamageFonts() { if (fontsReady) return; const P = globalThis.PIXI; for (const st of Object.values(DMG_STYLE)) { try { P.BitmapFont.from(st.font, { fontFamily: ['Bender', 'Oxanium', 'Rajdhani', 'Arial Black', 'sans-serif'], fontSize: 44, fontWeight: '700', fill: st.fill, fillGradientStops: [0.25, 1], stroke: st.stroke, strokeThickness: 7, dropShadow: true, dropShadowColor: '#000000', dropShadowAlpha: 0.45, dropShadowDistance: 2, dropShadowBlur: 2, }, { chars: [['0', '9'], '+-×!'], resolution: 2, padding: 6 }); } catch (err) { console.warn('[fx] bitmap font', st.font, err?.message || err); } } fontsReady = true; } const num = (v, d) => { const n = typeof v === 'number' ? v : typeof v === 'string' && v.trim() !== '' ? Number(v) : NaN; return Number.isFinite(n) ? n : d; }; /** * Sim fx kind → visual archetype (`a`), colour (`c`) and defaults (`r` radius, `dur` game s, `tex`, `smoke`). * Covers every kind emitted by server/sim (Battle, kits, tokens, enemies, bosses, devices, bonds, items); unknown * kinds fall back to a keyword guess, then to a generic sparkle (fxSpec). */ export const FX_KINDS = Object.freeze({ // blasts aoe: { a: 'blast', c: 0xffb35c }, explode: { a: 'blast', c: 0xff7a33 }, explosion: { a: 'blast', c: 0xff7a33 }, // `pt`: always at the event's (x, y) (its `id` is the shooter); `heavy`: debris + scorch bombard: { a: 'blast', c: 0xffa04a, r: 1.5, pt: true, heavy: true }, bombardShell: { a: 'shell', c: 0xff5a3a, r: 1.5, pt: true }, airstrike: { a: 'blast', c: 0xff8a3d, r: 1.5, heavy: true }, splash: { a: 'blast', c: 0xffc27a }, scorchBurst: { a: 'blast', c: 0xff6a2a }, champagneBomb: { a: 'blast', c: 0xffd27a }, shockBlast: { a: 'blast', c: 0x9fd4ff, smoke: 0x1c2630 }, frostNova: { a: 'blast', c: 0x9fe6ff, smoke: 0x1c2630 }, sunBurst: { a: 'blast', c: 0xffe28a }, meltdown: { a: 'blast', c: 0xff5a2a, r: 1.5, heavy: true }, iceSpike: { a: 'blast', c: 0xbfeeff, smoke: 0x1c2630 }, rockfall: { a: 'blast', c: 0xc8a878, smoke: 0x4a3f33 }, rockslide: { a: 'blast', c: 0xc8a878, smoke: 0x4a3f33 }, finale: { a: 'blast', c: 0xffd45a, r: 1.5 }, swordStorm: { a: 'blast', c: 0xdfe8ff }, swordRain: { a: 'blast', c: 0xdfe8ff }, liberate: { a: 'blast', c: 0xffffff }, quadShot: { a: 'volley', c: 0xfff2d0 }, featherArrow: { a: 'counter', c: 0xfff2d0 }, burst: { a: 'element', c: 0xd0a0ff }, // areas zone: { a: 'zone', c: 0xffb35c, dur: 3 }, healField: { a: 'zone', c: 0x62f08a, dur: 4 }, firewall: { a: 'wall', c: 0xff6a2a, dur: 4 }, firewallBlock: { a: 'counter', c: 0xff6a2a }, tide: { a: 'zone', c: 0x5fe0ff, dur: 3, r: 2 }, storm: { a: 'zone', c: 0xd8c8a0, dur: 3 }, tornado: { a: 'zone', c: 0xd8e8ff, dur: 3 }, snow: { a: 'zone', c: 0xe8f6ff, dur: 3 }, telegraph: { a: 'telegraph', c: 0xff3b30, dur: 1.2 }, coldWind: { a: 'chill', c: 0x9fd4ff }, // support heal: { a: 'heal', c: 0x62f08a }, healAoe: { a: 'healAoe', c: 0x62f08a, r: 1.5 }, bandage: { a: 'heal', c: 0x62f08a }, blessing: { a: 'healAoe', c: 0xfff0a8 }, cleanse: { a: 'healAoe', c: 0xdfffff, r: 0.9 }, revive: { a: 'summon', c: 0xfff0a8 }, reborn: { a: 'summon', c: 0xffd45a }, hpShare: { a: 'heal', c: 0xff9aa6 }, spGift: { a: 'sp', c: 0x6fd3ff }, spGain: { a: 'sp', c: 0x6fd3ff }, reload: { a: 'sp', c: 0xffe066 }, shield: { a: 'shield', c: 0xdfe8ff }, catShield: { a: 'shield', c: 0xffe0a8 }, saltWard: { a: 'shield', c: 0xbfeeff }, shell: { a: 'shield', c: 0xc8b890 }, vest: { a: 'shield', c: 0xdfe8ff }, sleepGuard: { a: 'shield', c: 0xa8b6ff }, truesilver: { a: 'shield', c: 0xfff3b8 }, shieldBreak: { a: 'shatter', c: 0xdfe8ff }, // arrivals / departures summon: { a: 'summon', c: 0x9ff0dc }, drones: { a: 'summon', c: 0x8fe6ff }, drone: { a: 'summon', c: 0x8fe6ff }, sentry: { a: 'summon', c: 0x9ff0dc }, turretOnline: { a: 'summon', c: 0xff8a6a }, yanyouSummon: { a: 'summon', c: 0xffb347 }, device: { a: 'summon', c: 0xc0c8cc }, appear: { a: 'summon', c: 0xb36bff }, copy: { a: 'summon', c: 0xd8b0ff }, manifoldCopy: { a: 'summon', c: 0xd8b0ff }, split: { a: 'summon', c: 0xff9a6a }, disappear: { a: 'vanish', c: 0xb36bff }, stealth: { a: 'vanish', c: 0x8fa0b0 }, camouflage: { a: 'vanish', c: 0x8fb08f }, phase: { a: 'vanish', c: 0xb36bff }, substitute: { a: 'vanish', c: 0xd8b0ff }, swap: { a: 'blink', c: 0xd8b0ff }, blink: { a: 'blink', c: 0xb36bff }, teleport: { a: 'blink', c: 0xb36bff }, // a dollkeeper knocked out as its <替身> (sim professions.js): only its model form goes back to the 本体 for the // redeploy — the 替身's death clip already shows the knock-out, nothing is drawn dollEnd: { a: 'none', c: 0xd8b0ff }, ulpiaReturn: { a: 'blink', c: 0x9ff0dc }, manifoldSplit: { a: 'blink', c: 0xd8b0ff }, // displacement pull: { a: 'move', c: 0x9fd4ff }, push: { a: 'move', c: 0xffd9a0 }, displace: { a: 'move', c: 0xd0c0a0 }, lure: { a: 'move', c: 0xffb3ec }, charge: { a: 'move', c: 0xff9c33 }, dash: { a: 'move', c: 0xffd9a0 }, slippery: { a: 'move', c: 0x9fe6ff }, // pulses sonic: { a: 'wave', c: 0xc9a2ff, r: 1.5 }, pulse: { a: 'wave', c: 0x9ff0dc }, sermon: { a: 'wave', c: 0xffe28a, r: 1.5 }, ripple: { a: 'wave', c: 0x5fe0ff }, tornadoPulse: { a: 'wave', c: 0xd8e8ff }, wake: { a: 'wave', c: 0x5fe0ff }, wolfShadow: { a: 'wave', c: 0x8fa0b0 }, wolfShadowLost: { a: 'vanish', c: 0x8fa0b0 }, redistribute: { a: 'wave', c: 0x62f08a }, dilemma: { a: 'wave', c: 0xc9a2ff }, // marks taunt: { a: 'mark', c: 0xff9c33 }, palsy: { a: 'mark', c: 0xc77dff }, emergency: { a: 'mark', c: 0xff5a4a }, lock: { a: 'reticle', c: 0xff5a4a }, droneLock: { a: 'reticle', c: 0x8fe6ff }, wanted: { a: 'reticle', c: 0xffc600 }, expose: { a: 'reticle', c: 0xff7b8a }, reveal: { a: 'reticle', c: 0x9fd4ff }, anchor: { a: 'reticle', c: 0x9fd4ff }, // buffs buff: { a: 'buff', c: 0xffd45a }, overload: { a: 'buff', c: 0xff7a33 }, overclock: { a: 'buff', c: 0xff9c33 }, talent: { a: 'buff', c: 0xffd45a }, knack: { a: 'buff', c: 0xffd45a }, bloodBattle: { a: 'buff', c: 0xff4b3e }, sword: { a: 'buff', c: 0xdfe8ff }, equip: { a: 'buff', c: 0x4ed8af }, garrisonGrant: { a: 'buff', c: 0x4ed8af }, extraAttack: { a: 'buff', c: 0xffe066 }, soul: { a: 'buff', c: 0xb36bff }, jungleSoul: { a: 'buff', c: 0x7fd37a }, candle: { a: 'buff', c: 0xffb347 }, mote: { a: 'buff', c: 0xfff0a8 }, ember: { a: 'buff', c: 0xff7a33 }, ignite: { a: 'buff', c: 0xff6a2a }, flame: { a: 'buff', c: 0xff6a2a }, grow: { a: 'buff', c: 0x7fd37a }, weightlessBuff: { a: 'buff', c: 0xcfe0ff }, // 炎佑 祛恶之焰: a continuous jet from the dragon (`id`) onto its locked target (`target`) + a burning disc (_flame) yanyouFlame: { a: 'flame', c: 0xff8a3d, r: 1 }, // states takeoff: { a: 'lift', c: 0xcfe0ff }, levitate: { a: 'lift', c: 0xcfe0ff }, weightless: { a: 'lift', c: 0xcfe0ff }, sleep: { a: 'sleep', c: 0xa8b6ff }, crit: { a: 'crit', c: 0xffe066 }, dodge: { a: 'dodge', c: 0xffffff }, riposte: { a: 'counter', c: 0xffd9a0 }, counter: { a: 'counter', c: 0xffd9a0 }, block: { a: 'counter', c: 0xdfe8ff }, thorns: { a: 'counter', c: 0xff9aa6 }, downed: { a: 'down', c: 0xbfeee2 }, stone: { a: 'down', c: 0xc0b8a8, smoke: 0x5a5448 }, dp: { a: 'dp', c: 0x9fd4ff }, coin: { a: 'coin', c: 0xffc600 }, steal: { a: 'coin', c: 0xffc600 }, crateBreak: { a: 'crate', c: 0xc89a5a }, lpLoss: { a: 'lp', c: 0xff3b30 }, // 限伤 (sim/damage.js leaderHitCancelled): a leader's hit of ≥ 300000 dealt nothing — the official shows no number and // no effect [ASSUMED], so nothing is drawn (`a: 'none'`) hitCap: { a: 'none', c: 0xffffff }, // beams beam: { a: 'beam', c: 0xff7a5a }, link: { a: 'beam', c: 0x9ff0dc }, lightning: { a: 'bolt', c: 0xc9a2ff }, tentacle: { a: 'beam', c: 0x5fe0ff }, sandChains: { a: 'beam', c: 0xd8c8a0 }, sandChainsCharged: { a: 'beam', c: 0xffd45a }, strike: { a: 'strike', c: 0xffe6a8 }, volley: { a: 'volley', c: 0xfff2d0 }, column: { a: 'pillar', c: 0x9ff0dc }, obelisk: { a: 'pillar', c: 0xc9a2ff }, duskDragon: { a: 'blast', c: 0x9dff6a, r: 1.5 }, shadowWeave: { a: 'vanish', c: 0x8f7bff }, reweave: { a: 'summon', c: 0x8f7bff }, slash: { a: 'counter', c: 0xfff0d0 }, devour: { a: 'vanish', c: 0xff4b3e }, undying: { a: 'shield', c: 0xffd45a }, // summon arrival bursts (content/tokens.js burst(): 沙之碑 default, 迷迭香 gear stun, 耀阳 sword, 纸偶) summonBurst: { a: 'blast', c: 0xe8c878, smoke: 0x4a3f33 }, summonStun: { a: 'blast', c: 0xcfe0ff, smoke: 0x2a2e36 }, radiantSword: { a: 'pillar', c: 0xffe8a0 }, paperDoll: { a: 'blast', c: 0xc9a2ff, smoke: 0x2c2436 }, // bonds / garrisons (support/index.js fxOn) bondMilestone: { a: 'buff', c: 0xffc600 }, bondProc: { a: 'buff', c: 0x4ed8af }, bondShare: { a: 'wave', c: 0x4ed8af }, garrison: { a: 'buff', c: 0x4ed8af }, layer: { a: 'buff', c: 0xffe066 }, sp: { a: 'sp', c: 0x6fd3ff }, }); /** Keyword guesses for kinds added later (checked in order), before the generic sparkle. */ const FX_GUESS = [ [/heal|cure|mend|regen/i, 'heal'], [/shield|ward|barrier|guard/i, 'shield'], [/summon|spawn|call|deploy/i, 'summon'], [/blast|bomb|explo|burst|boom|nova|strike/i, 'blast'], [/zone|field|area|wall|mist|fog|pool/i, 'zone'], [/buff|boost|power|rage|charge|up$/i, 'buff'], [/mark|lock|target|wanted|expose/i, 'reticle'], [/teleport|blink|warp|swap/i, 'blink'], [/stealth|hide|vanish|cloak/i, 'vanish'], [/pull|push|knock|dash|leap/i, 'move'], [/pulse|wave|ring|sonic/i, 'wave'], ]; /** * 'phase' (an enemy's mode change, render/units.js FORMS) kinds the model shows on its own: 暴鸰 'bombed' — its bomb is * the 'droneBomb' projectile of the same moment, a puff on the drone would read as something else (feedback D4). */ const SILENT_PHASES = new Set(['bombed']); /** Visual spec of an fx kind (see FX_KINDS); `extra.kind` / `extra.element` may pick a better colour. */ export function fxSpec(kind, extra = {}) { const k = typeof kind === 'string' ? kind : ''; if (k === 'phase' && SILENT_PHASES.has(extra && extra.kind)) return { a: 'none', c: 0xffffff }; let spec = FX_KINDS[k]; if (!spec) { const g = FX_GUESS.find(([re]) => re.test(k)); spec = g ? { ...FX_KINDS[{ heal: 'heal', shield: 'shield', summon: 'summon', blast: 'aoe', zone: 'zone', buff: 'buff', reticle: 'lock', blink: 'blink', vanish: 'disappear', move: 'displace', wave: 'pulse' }[g[1]]] } : { a: 'generic', c: 0xfff2d0 }; } const el = extra && extra.element; if (el && (spec.a === 'blast' || spec.a === 'zone' || spec.a === 'element')) { const c = el === 'burn' ? 0xff7a33 : el === 'neural' ? 0xff5ad0 : el === 'necrosis' || el === 'apoptosis' ? 0x9dff6a : el === 'erosion' ? 0x6fe0ff : null; if (c) spec = { ...spec, c }; } if (extra && (extra.dmgType === 'arts' || /arts|magic/i.test(String(extra.kind || ''))) && spec.a === 'blast') spec = { ...spec, c: 0xc77dff }; return spec; } /** Tiles covered by a blast / telegraph: `tiles` = [[r,c]…] or 'box' (Chebyshev ⌊r⌋ around the centre) or 'disc'. */ export function tilesAround(x, y, r, tiles) { if (Array.isArray(tiles)) return tiles.filter((t) => Array.isArray(t) && Number.isInteger(t[0]) && Number.isInteger(t[1])).slice(0, 80); const cr = Math.round(y), cc = Math.round(x), R = Math.max(0, Math.min(6, Math.floor(r))); const out = []; for (let dr = -R; dr <= R; dr++) for (let dc = -R; dc <= R; dc++) { if (tiles === 'box' || dr * dr + dc * dc <= r * r + 0.25) out.push([cr + dr, cc + dc]); } return out; } /** * Tiles of a straight wall through tile (round(y), round(x)): `axis` 'col' = that column, 'row' = that row (余 S3 * fire wall: perpendicular to his facing, sim/content/kits/tier6.js). Clipped to the field `rect` (inclusive * { r0, r1, c0, c1 }); without one ±4 tiles. */ export function wallTiles(x, y, axis, rect) { const R = Math.round(Number(y)), C = Math.round(Number(x)); if (!Number.isFinite(R) || !Number.isFinite(C)) return []; const ok = rect && [rect.r0, rect.r1, rect.c0, rect.c1].every(Number.isFinite); const out = []; if (axis === 'row') { const [a, b] = ok ? [rect.c0, rect.c1] : [C - 4, C + 4]; for (let c = a; c <= b; c++) out.push([R, c]); } else { const [a, b] = ok ? [rect.r0, rect.r1] : [R - 4, R + 4]; for (let r = a; r <= b; r++) out.push([r, C]); } return out.filter(([r, c]) => r >= 0 && r <= 18 && c >= 0 && c <= 20); } export class FxSystem { /** * @param {{ P, layers: { groundFx, fxAdd, fxNormal, text, screen }, cam: () => any, view: (id) => any, * heightAt: (r,c)=>number, settings: object, assets: any, timeScale: () => number, * subProfOf: (defId) => string|null, screenSize: () => {width,height}, fieldTop: () => number }} ctx */ constructor(ctx) { const P = ctx.P; this.ctx = ctx; this.P = P; this.atlas = fxAtlas(); this.tex = this.atlas.tex; ensureDamageFonts(); const props = { vertices: true, position: true, rotation: true, uvs: true, tint: true }; this.addPc = new P.ParticleContainer(MAX_PARTICLES.high, props, 512, true); this.addPc.blendMode = P.BLEND_MODES.ADD; this.normPc = new P.ParticleContainer(MAX_PARTICLES.high, props, 512, true); // ground shadows of flying shells / boomerangs: normal blend, under the units and the smoke this.shadowLayer = new P.Container(); ctx.layers.fxNormal.addChild(this.shadowLayer, this.normPc); ctx.layers.fxAdd.addChild(this.addPc); this.parts = []; // active particle records { sp, add, x, y, vx, … } this.freeAdd = []; this.freeNorm = []; // pooled particle records (their sprites stay in the containers) this.projs = []; this.projFree = []; this.projLayer = new P.Container(); ctx.layers.fxAdd.addChild(this.projLayer); this.locks = []; // lock-on reticles { view, id, src, x, y, z, t, idle, max, out, ring, core, shell } this.lockFree = []; this._po = {}; // options of the per-frame emitters (see _o) this.beams = new P.Graphics(); this.beams.blendMode = P.BLEND_MODES.ADD; ctx.layers.fxAdd.addChild(this.beams); this.beamList = []; this.flames = []; // fire jets (炎佑 祛恶之焰) { src, tgt, x, y, z, r, col, t, end, disc, edge, … } this.nums = []; this._numPools = new Map(); // bitmap font → free number records this.auras = new Map(); // unit id → { sprite, ring, t } this.rings = []; // ground rings { sprite, x, y, z, t, dur, r0, r1, tint } this.ringFree = []; this.pops = []; // screen-space pops (bond glyphs, coins) this.zones = []; // persistent ground areas (zone / telegraph fx) this.labels = []; // floating '!' / '+n' labels this.tileFlashes = []; // flashing tile sets (telegraphed boxes) this.tileGfx = new P.Graphics(); this.tileGfx.blendMode = P.BLEND_MODES.ADD; ctx.layers.groundFx.addChild(this.tileGfx); this.tintSprite = new P.Sprite(P.Texture.WHITE); this.tintSprite.alpha = 0; this.tintSprite.blendMode = P.BLEND_MODES.ADD; ctx.layers.screen.addChild(this.tintSprite); this.tintT = 0; this.tintDur = 1; this.tintA = 0; this.vignette = new P.Sprite(ctx.redVignette || P.Texture.EMPTY); this.vignette.alpha = 0; ctx.layers.screen.addChild(this.vignette); this.vigT = 0; this.time = 0; this._p = { x: 0, y: 0, s: 0, depth: 0 }; this._q = { x: 0, y: 0, s: 0, depth: 0 }; this._g = { x: 0, y: 0, s: 0, depth: 0 }; } get quality() { return this.ctx.settings?.quality || 'high'; } /** The view's adaptive load level (0–3, render/app.js): a struggling device gets fewer particles / numbers. */ get load() { return this.ctx.loadLevel ? this.ctx.loadLevel() | 0 : 0; } get maxParticles() { return Math.round((MAX_PARTICLES[this.quality] || MAX_PARTICLES.high) * LOAD_PARTICLES[Math.min(3, this.load)]); } /** Cosmetic extras on (trails, muzzle flashes, afterimages, debris, scorch, motes): not at 'low', not under heavy load. */ get rich() { return this.quality !== 'low' && this.load < 2; } /** Room for one more cosmetic particle (SOFT_CAP keeps the rest of the cap for hits and bursts). */ _room() { return this.parts.length < this.maxParticles * SOFT_CAP; } /** Battle clock rate (game s per real s, ≈ 2 in combat). */ _ts() { const r = this.ctx.timeScale ? Number(this.ctx.timeScale()) : 2; return r > 0.25 ? r : 0.25; } /** Ground height of the tile under (x, y). */ _groundZ(x, y) { return this.ctx.heightAt ? (this.ctx.heightAt(Math.round(y), Math.round(x)) || 0) : 0; } // ---- particles ------------------------------------------------------------------------------------------ /** * Spawn a screen-space particle; returns its record (set `sx` on it to mirror). `o` is only read (the per-frame * emitters pass the shared _o() object). Records are pooled with their sprite; at the cap the oldest is recycled. */ particle(tex, x, y, o = NO_OPTS) { if (this.parts.length >= this.maxParticles) this._freeParticle(this.parts.shift()); const add = o.add !== false; const t = this.tex[tex] || this.tex.dot; let p = (add ? this.freeAdd : this.freeNorm).pop(); if (!p) { const sp = new this.P.Sprite(t); (add ? this.addPc : this.normPc).addChild(sp); p = { sp, add }; } const sp = p.sp; sp.texture = t; sp.anchor.set(o.anchorX ?? 0.5, o.ay ?? 0.5); sp.visible = true; sp.position.set(x, y); sp.tint = o.tint ?? 0xffffff; sp.rotation = o.rot ?? 0; p.x = x; p.y = y; p.vx = o.vx || 0; p.vy = o.vy || 0; p.g = o.g || 0; p.drag = o.drag ?? 0; p.life = 0; p.max = o.life || 0.5; p.s0 = o.s0 ?? 1; p.s1 = o.s1 ?? o.s0 ?? 1; p.sx = o.sx ?? 1; p.a0 = o.a0 ?? 1; p.a1 = o.a1 ?? 0; p.spin = o.spin || 0; p.fadeIn = o.fadeIn || 0; sp.scale.set(p.s0 * p.sx, p.s0); sp.alpha = p.fadeIn > 0 ? 0 : p.a0; this.parts.push(p); return p; } /** The shared options object of the per-frame emitters, reset to the defaults (particle() never keeps it). */ _o() { const o = this._po; o.add = true; o.tint = 0xffffff; o.vx = 0; o.vy = 0; o.g = 0; o.drag = 0; o.life = 0.5; o.s0 = 1; o.s1 = 1; o.sx = 1; o.a0 = 1; o.a1 = 0; o.spin = 0; o.fadeIn = 0; o.rot = 0; o.anchorX = 0.5; o.ay = 0.5; return o; } _freeParticle(p) { // Pixi's ParticleRenderer draws every child of the container (it never reads `visible`): a freed sprite becomes a // zero-size, fully transparent quad — no pixels, no fill cost — until the record is reused const sp = p.sp; sp.visible = false; sp.alpha = 0; sp.scale.set(0, 0); (p.add ? this.freeAdd : this.freeNorm).push(p); } _updateParticles(dt) { const list = this.parts; let w = 0; for (let i = 0; i < list.length; i++) { const p = list[i]; p.life += dt; if (p.life >= p.max) { this._freeParticle(p); continue; } const k = p.life / p.max; if (p.drag) { const d = Math.max(0, 1 - p.drag * dt); p.vx *= d; p.vy *= d; } p.vy += p.g * dt; p.x += p.vx * dt; p.y += p.vy * dt; const sp = p.sp; sp.position.set(p.x, p.y); const s = p.s0 + (p.s1 - p.s0) * k; sp.scale.set(s * p.sx, s); if (p.spin) sp.rotation += p.spin * dt; let a = p.a0 + (p.a1 - p.a0) * k; if (p.fadeIn > 0 && p.life < p.fadeIn) a *= p.life / p.fadeIn; sp.alpha = clamp(a, 0, 1); list[w++] = p; } list.length = w; } // ---- helpers ------------------------------------------------------------------------------------------ _proj(x, y, z, out = this._p) { return this.ctx.cam().project(x, y, z, out); } /** Ground decals: on a raised top they are drawn with that block row (tiles.surfaceLayer), else in groundFx. */ _onGround(sp, y, z) { let layer = this.ctx.layers.groundFx; if (z > 0.12 && this.ctx.surfaceLayer) layer = this.ctx.surfaceLayer(Math.round(y)) || layer; if (sp.parent !== layer) layer.addChild(sp); } _chest(view, out = this._p) { const z = (view.z || 0) + (view.hover || 0) + (view._headTiles ? view._headTiles * 0.45 : 0.5); return this._proj(view.x, view.y, z, out); } /** Screen point `frac` of a unit's drawn model height above its feet (SHOT_HEIGHT: beams, a mortar's muzzle). */ _bodyPt(view, frac, out = this._p) { const p = this._proj(view.x, view.y, (view.z || 0) + (view.hover || 0), out); p.y -= (view._headTiles || 1.2) * frac * p.s; return p; } /** `n` sparks flying out of a screen point (halved at quality 'low'); o: speed, up, g, life, size, tex. */ burst(x, y, s, n, tint, o = NO_OPTS) { const q = this.quality === 'low' ? Math.ceil(n / 2) : n; const speed = o.speed ?? 2.2, up = o.up ?? 0, g = (o.g ?? 0) * s, life = o.life ?? 0.35, size = (s / 64) * (o.size ?? 0.45), tex = o.tex || 'spark'; for (let i = 0; i < q; i++) { const a = Math.random() * Math.PI * 2, v = s * speed * (0.4 + Math.random() * 0.8); const po = this._o(); po.tint = tint; po.vx = Math.cos(a) * v; po.vy = Math.sin(a) * v * 0.7 - up * s; po.drag = 3; po.g = g; po.life = life * (0.7 + Math.random() * 0.6); po.s0 = size; po.s1 = (s / 64) * 0.05; po.spin = (Math.random() - 0.5) * 8; this.particle(tex, x, y, po); } } // ---- projectiles ----------------------------------------------------------------------------------------- /** b.ev 'atk' visual. src/tgt are views (tgt may be null). */ attack(src, tgt, kind) { if (!src) return; // chain: the source is the previous target of the bounce (sim ai.js), so the arc hops unit to unit if (kind === 'chain' || kind === 'chainHeal') { if (tgt && tgt !== src) this._beam(src, tgt, kind === 'chainHeal' ? 0x7dffa8 : 0xc9a2ff, 0.22, 1, true); return; } if (kind === 'beam') { if (tgt && tgt !== src) this._beam(src, tgt, src.isEnemy ? 0xff7a5a : 0xffe6a8, 0.18, 0.15); return; } const spec = PROJ[kind]; if (!spec || !tgt) { if (kind === 'none' || !kind) this._slashAt = src.id; return; } const pr = this._takeProj(); const cam = this.ctx.cam(); const dx = tgt.x - src.x, dy = tgt.y - src.y; const dist = Math.hypot(dx, dy); const ux = dist > 1e-6 ? dx / dist : (src.facing || 1) >= 0 ? 1 : -1, uy = dist > 1e-6 ? dy / dist : 0; const hand = Math.min(0.28, dist * 0.3); // the weapon is in front of the body const look = spec.look; pr.kind = kind; pr.spec = spec; pr.src = src; pr.tgt = tgt; pr.rise = 0; pr.x0 = src.x + ux * hand; pr.y0 = src.y + uy * hand; pr.z0 = bodyZ(cam, src, SHOT_HEIGHT.launch); pr.tx = tgt.x; pr.ty = tgt.y; pr.tz = look === 'shell' ? feetZ(tgt) : bodyZ(cam, tgt, SHOT_HEIGHT.aim); pr.t = 0; pr.fade = 0; pr.hit = false; pr.emit = Math.random(); pr.ang = Math.atan2(-uy, ux); // ≈ on screen (rows run up) pr.dur = clamp(dist / projSpeed(kind) / this._ts(), 0.04, 1.5); pr.arc = spec.arc ? spec.arc * clamp(0.45 + dist * 0.18, 0.6, 1.8) : 0; pr.glow = spec.glow; pr.trailTint = spec.trail ?? spec.glow; // boomerang legs: kinematic, from (bx, by, bz) at constant speed towards the target, then back to the thrower pr.phase = 0; pr.bx = pr.x0; pr.by = pr.y0; pr.bz = pr.z0; pr.trav = 0; pr.d0 = Math.max(0.1, dist); pr.ux = ux; pr.uy = uy; pr.spin = Math.random() * 6; this._dressProj(pr); this.projs.push(pr); if (this.rich) this._muzzle(pr); } /** A pooled projectile record: trail + halo + core sprites (additive, above units) and a ground shadow. */ _takeProj() { if (this.projs.length >= MAX_PROJ) this._releaseProj(this.projs.shift()); let pr = this.projFree.pop(); if (!pr) { const P = this.P; const add = (tex, ax) => { const sp = new P.Sprite(this.tex[tex]); sp.anchor.set(ax, 0.5); sp.blendMode = P.BLEND_MODES.ADD; sp.visible = false; return sp; }; const trail = add('tracer', 1), halo = add('glow', 0.5), core = add('orb', 0.5); this.projLayer.addChild(trail, halo, core); const shadow = new P.Sprite(this.tex.soft); shadow.anchor.set(0.5); shadow.tint = 0x000000; shadow.visible = false; this.shadowLayer.addChild(shadow); pr = { trail, halo, core, shadow }; } return pr; } /** Textures / tints of a projectile's sprites for its look (shown from its first update). */ _dressProj(pr) { const spec = pr.spec, look = spec.look; const thin = look === 'tracer' || look === 'dart'; const { trail, halo, core, shadow } = pr; trail.texture = this.tex[thin ? 'tracer' : 'streak']; trail.tint = thin ? spec.tint : pr.trailTint; trail.visible = look !== 'boomerang'; halo.texture = this.tex.glow; halo.tint = pr.glow; halo.visible = true; core.texture = this.tex[look === 'boomerang' ? 'boomerang' : thin ? 'dot' : 'orb']; core.tint = spec.tint; core.rotation = 0; core.visible = true; shadow.visible = look === 'shell' || look === 'boomerang'; trail.alpha = halo.alpha = core.alpha = shadow.alpha = 0; } _releaseProj(pr) { pr.trail.visible = pr.halo.visible = pr.core.visible = pr.shadow.visible = false; pr.src = pr.tgt = null; this.projFree.push(pr); } _updateProjs(dt) { if (!this.projs.length) return; const cam = this.ctx.cam(); const rich = this.rich; let w = 0; for (let i = 0; i < this.projs.length; i++) { const pr = this.projs[i]; const look = pr.spec.look; const live = look === 'boomerang' ? this._stepBoomerang(pr, dt, cam, rich) : look === 'mortar' ? this._stepMortar(pr, dt, cam, rich) : this._stepShot(pr, dt, cam, rich); if (!live) { this._releaseProj(pr); continue; } this.projs[w++] = pr; } this.projs.length = w; } /** Screen point of a straight / lobbed shot at flight fraction k (a parabola of height `arc` over the line). */ _shotPoint(pr, k, cam, out) { const x = pr.x0 + (pr.tx - pr.x0) * k, y = pr.y0 + (pr.ty - pr.y0) * k; const z = pr.z0 + (pr.tz - pr.z0) * k + (pr.arc ? pr.arc * 4 * k * (1 - k) : 0); return cam.project(x, y, z, out); } /** * One frame of a tracer / orb / shell / dart: placed by flight time (homing on the target), trail behind the head * along the path (never longer than the part flown), an arrival burst, then a SHOT_FADE linger in the target. */ _stepShot(pr, dt, cam, rich) { const spec = pr.spec, look = spec.look; pr.t += dt; const tg = pr.tgt; if (tg && !tg.destroyed && tg.alive !== false) { pr.tx = tg.x; pr.ty = tg.y; pr.tz = look === 'shell' ? feetZ(tg) : bodyZ(cam, tg, SHOT_HEIGHT.aim); } const k = Math.min(1, pr.t / pr.dur); if (k >= 1 && !pr.hit) { pr.hit = true; pr.fade = 0; this._impact(pr, cam); } let fk = 0; if (pr.hit) { pr.fade += dt; fk = pr.fade / SHOT_FADE; if (fk >= 1) return false; } const p = this._shotPoint(pr, k, cam, this._p); const kb = Math.max(0, k - (pr.arc ? 0.12 : 0.25)); const q = this._shotPoint(pr, kb, cam, this._q); const s = p.s, px = p.x, py = p.y; const seg = Math.hypot(px - q.x, py - q.y); if (seg > 0.5) pr.ang = Math.atan2(py - q.y, px - q.x); const thin = look === 'tracer' || look === 'dart'; const flown = k > kb ? seg * (k / (k - kb)) : 0; const L = Math.min(spec.len * s, flown) * (1 - fk); const tr = pr.trail; tr.position.set(px, py); tr.rotation = pr.ang; tr.scale.set(Math.max(0.001, L / 128), (spec.width * s) / (thin ? 16 : 20)); tr.alpha = (thin ? 1 : 0.85) * (1 - fk); const hs = spec.head * s; const halo = pr.halo; halo.position.set(px, py); halo.scale.set((hs / 128) * (1 + 0.12 * Math.sin(pr.t * 40))); halo.alpha = 0.85 * (1 - fk); const core = pr.core; core.position.set(px, py); if (thin) core.scale.set((hs * 0.5) / 32); else if (look === 'shell') { core.rotation = pr.ang; core.scale.set((hs * 0.85) / 64, (hs * 0.55) / 64); } // a shell along its flight else core.scale.set((hs * 0.62) / 64); core.alpha = 1 - fk; if (look === 'shell') { // its shadow on the ground under it: bigger and darker the lower it flies const gx = pr.x0 + (pr.tx - pr.x0) * k, gy = pr.y0 + (pr.ty - pr.y0) * k; const g = cam.project(gx, gy, this._groundZ(gx, gy) + 0.01, this._g); const near = 1 - clamp((pr.arc * 4 * k * (1 - k)) / Math.max(0.3, pr.arc), 0, 1); const r = g.s * (0.17 + 0.13 * near); const sh = pr.shadow; sh.position.set(g.x, g.y); sh.scale.set((r * 2) / 128, (r * 0.9) / 128); sh.alpha = (0.32 + 0.3 * near) * (1 - fk); } if (rich && !pr.hit && !thin) { pr.emit += dt * TRAIL_HZ; for (let n = 0; pr.emit >= 1 && n < 2; n++) { pr.emit -= 1; if (!this._room()) { pr.emit = 0; break; } if (look === 'shell') this._puff(px, py, s, pr.trailTint, spec.smoke, n); else this._mote(px, py, s, pr.trailTint, spec.width); } } return true; } /** * 回环射手 (sim ai.js throwBoomerang): out to the (moving) target at the boomerang speed, a hit flash, then back to the * thrower's current position at the return speed (PRTS 跃跃: 15 out, 3.75 back); gone when caught — or at once when * the thrower's view is gone (the sim drops a boomerang whose thrower left). Each leg bows sideways (left of its own * direction, so out and back form a loop); it spins, leaves afterimages and a shadow. */ _stepBoomerang(pr, dt, cam, rich) { const spec = pr.spec; pr.t += dt; if (pr.t > BOOM_MAX_T) return false; const step = projSpeed(pr.phase ? 'boomerangReturn' : pr.kind) * this._ts() * dt; let gx, gy, gz; if (pr.phase === 0) { const tg = pr.tgt; if (tg && !tg.destroyed && tg.alive !== false) { pr.tx = tg.x; pr.ty = tg.y; pr.tz = bodyZ(cam, tg, SHOT_HEIGHT.aim); } gx = pr.tx; gy = pr.ty; gz = pr.tz; } else { const sv = pr.src; if (!sv || sv.destroyed || sv.alive === false) return false; gx = sv.x; gy = sv.y; gz = bodyZ(cam, sv, SHOT_HEIGHT.launch); } const dx = gx - pr.bx, dy = gy - pr.by, dz = gz - pr.bz; const d = Math.hypot(dx, dy, dz); if (d <= step) { pr.bx = gx; pr.by = gy; pr.bz = gz; if (pr.phase === 1) { this._catch(pr, cam); return false; } this._impact(pr, cam); // turn back: the next leg runs from here to the thrower (a thrower already gone gets nothing back) const sv = pr.src; if (!sv || sv.destroyed || sv.alive === false) return false; const bx = sv.x - gx, by = sv.y - gy; const bd = Math.hypot(bx, by); pr.phase = 1; pr.trav = 0; pr.d0 = Math.max(0.1, bd); if (bd > 1e-6) { pr.ux = bx / bd; pr.uy = by / bd; } else { pr.ux = -pr.ux; pr.uy = -pr.uy; } } else { pr.bx += (dx / d) * step; pr.by += (dy / d) * step; pr.bz += (dz / d) * step; pr.trav += step; } const arcK = Math.sin(clamp(pr.trav / pr.d0, 0, 1) * Math.PI); const bow = arcK * BOOM_BOW * Math.min(1, pr.d0 / 2); const x = pr.bx - pr.uy * bow, y = pr.by + pr.ux * bow, z = pr.bz + arcK * 0.12; const p = cam.project(x, y, z, this._p); const px = p.x, py = p.y, hs = spec.head * p.s; pr.spin += BOOM_SPIN * dt; const core = pr.core; core.position.set(px, py); core.rotation = pr.spin; core.scale.set(hs / 64); core.alpha = 1; const halo = pr.halo; halo.position.set(px, py); halo.scale.set((hs * 1.5) / 128); halo.alpha = 0.4; const g = cam.project(x, y, this._groundZ(x, y) + 0.01, this._g); const sh = pr.shadow; sh.position.set(g.x, g.y); sh.scale.set((g.s * 0.4) / 128, (g.s * 0.18) / 128); sh.alpha = 0.22; if (rich) { pr.emit += dt * TRAIL_HZ; if (pr.emit >= 1) { pr.emit = Math.min(1, pr.emit - 1); if (this._room()) { const o = this._o(); o.tint = spec.glow; o.life = 0.14; o.s0 = hs / 64; o.s1 = (hs / 64) * 0.9; o.a0 = 0.4; o.rot = pr.spin; this.particle('boomerang', px, py, o); } } } return true; } /** * One frame of a 蕾缪安 bombard shell: a long flight first streaks up out of the shooter (`rise` of it, following * her); then it falls onto its spot, faster and faster, its shadow growing there. It ends at the impact — the * explosion (and the end of its lock) is the sim's own 'bombard' fx. */ _stepMortar(pr, dt, cam, rich) { const spec = pr.spec; pr.t += dt; const k = pr.t / pr.dur; if (k >= 1) return false; let x, y, z, zq; if (k < pr.rise) { const u = k / pr.rise, ub = Math.max(0, u - 0.25); const sv = pr.src; if (sv && !sv.destroyed) { pr.x0 = sv.x; pr.y0 = sv.y; } x = pr.x0; y = pr.y0; z = pr.z0 + SHELL_UP * (1 - (1 - u) * (1 - u)); // out of the barrel fast, slowing as it climbs zq = pr.z0 + SHELL_UP * (1 - (1 - ub) * (1 - ub)); } else { const u = (k - pr.rise) / (1 - pr.rise), ub = Math.max(0, u - 0.25); x = pr.tx; y = pr.ty; z = pr.tz + SHELL_UP * (1 - u * u); // falling faster and faster zq = pr.tz + SHELL_UP * (1 - ub * ub) + 0.3; const g = cam.project(x, y, pr.tz + 0.01, this._g); const r = g.s * (0.12 + 0.3 * u); const sh = pr.shadow; sh.visible = true; sh.position.set(g.x, g.y); sh.scale.set((r * 2) / 128, (r * 0.9) / 128); sh.alpha = 0.12 + 0.36 * u; } const p = cam.project(x, y, z, this._p); const q = cam.project(x, y, zq, this._q); const s = p.s, px = p.x, py = p.y; const seg = Math.hypot(px - q.x, py - q.y); if (seg > 0.5) pr.ang = Math.atan2(py - q.y, px - q.x); const tr = pr.trail; tr.position.set(px, py); tr.rotation = pr.ang; tr.scale.set(Math.max(0.001, Math.min(spec.len * s, seg * 1.6) / 128), (spec.width * s) / 20); tr.alpha = 0.95; const hs = spec.head * s; pr.halo.position.set(px, py); pr.halo.scale.set((hs / 128) * (1 + 0.15 * Math.sin(pr.t * 50))); pr.halo.alpha = 0.95; pr.core.position.set(px, py); pr.core.rotation = pr.ang; pr.core.scale.set((hs * 0.85) / 64, (hs * 0.5) / 64); pr.core.alpha = 1; if (rich) { pr.emit += dt * TRAIL_HZ; for (let n = 0; pr.emit >= 1 && n < 2; n++) { pr.emit -= 1; if (!this._room()) { pr.emit = 0; break; } this._puff(px, py, s, spec.trail, spec.smoke, n); } } return true; } /** Trail mote behind an orb (additive dot, drifting a little). */ _mote(x, y, s, tint, width) { const o = this._o(); const j = s * width * 0.25; o.tint = tint; o.life = 0.28; o.s0 = (s * width * 0.75) / 32; o.s1 = 0; o.a0 = 0.8; o.vx = (Math.random() - 0.5) * s * 0.25; o.vy = (Math.random() - 0.5) * s * 0.25; this.particle('dot', x + (Math.random() - 0.5) * j, y + (Math.random() - 0.5) * j, o); } /** Trail of a shell: alternately a hot ember (additive) and a grey smoke puff (normal blend). */ _puff(x, y, s, tint, smoke, n) { const o = this._o(); if ((n + (this.parts.length & 1)) & 1) { o.tint = tint; o.life = 0.24; o.s0 = (s * 0.16) / 32; o.s1 = 0; o.a0 = 0.9; this.particle('dot', x, y, o); } else { o.add = false; o.tint = smoke ?? 0x3a3430; o.life = 0.55; o.s0 = (s * 0.22) / 128; o.s1 = (s * 0.55) / 128; o.a0 = 0.45; o.vy = -s * 0.25; o.spin = (Math.random() - 0.5) * 2; o.rot = Math.random() * 6; this.particle('smoke', x, y, o); } } /** Flash at the shooter as a shot leaves (tracers: an oriented muzzle cone). Cosmetic. */ _muzzle(pr) { const spec = pr.spec, look = spec.look; if (!spec.muzzle) return; const cam = this.ctx.cam(); const p = cam.project(pr.x0, pr.y0, pr.z0, this._g); const px = p.x, py = p.y, s = p.s; if (look === 'tracer') { const q = cam.project(pr.tx, pr.ty, pr.tz, this._q); this.particle('muzzle', px, py, { tint: spec.muzzle, life: 0.09, s0: (s / 64) * 0.55, s1: (s / 64) * 0.72, a0: 1, a1: 0, rot: Math.atan2(q.y - py, q.x - px), anchorX: 0.19 }); this.particle('glow', px, py, { tint: spec.muzzle, life: 0.1, s0: (s / 128) * 0.45, s1: (s / 128) * 0.7, a0: 0.9, a1: 0 }); } else { this.particle('glow', px, py, { tint: pr.glow === spec.glow ? spec.muzzle : pr.glow, life: 0.16, s0: (s / 128) * 0.45, s1: (s / 128) * 0.8, a0: 0.9, a1: 0 }); if (look === 'shell') this.smoke(px, py, s * 0.28, spec.smoke ?? 0x2a2522, 0.3); } } /** Arrival burst of a shot (PROJ `hit`): at the target, or the ground under it for shells. */ _impact(pr, cam) { const spec = pr.spec; const p = cam.project(pr.tx, pr.ty, pr.tz, this._g); const x = p.x, y = p.y, s = p.s; const rich = this.rich; switch (spec.hit) { case 'arts': this.particle('glow', x, y, { tint: pr.glow, life: 0.24, s0: (s / 128) * 0.7, s1: (s / 128) * 1.2, a0: 0.95, a1: 0 }); this.particle('shock', x, y, { tint: pr.glow, life: 0.26, s0: (s / 128) * 0.25, s1: (s / 128) * 1.05, a0: 0.9, a1: 0 }); if (rich) this.burst(x, y, s, 4, pr.trailTint, { speed: 2.2, life: 0.3, tex: 'dot', size: 0.35 }); break; case 'heal': { this.particle('glow', x, y, { tint: spec.glow, life: 0.3, s0: (s / 128) * 0.6, s1: (s / 128) * 1.1, a0: 0.9, a1: 0 }); this.particle('flare', x, y, { tint: 0xc8ffd8, life: 0.22, s0: (s / 128) * 0.9, s1: (s / 128) * 0.3, a0: 1, a1: 0, rot: Math.random() }); const n = rich ? 3 : 1; for (let i = 0; i < n; i++) { this.particle('plus', x + (Math.random() - 0.5) * s * 0.45, y - Math.random() * s * 0.2, { tint: 0x7dffa8, vy: -s * 0.8, life: 0.6, s0: (s / 64) * 0.26, s1: (s / 64) * 0.14, a0: 0.95, a1: 0, fadeIn: 0.05 }); } break; } case 'boom': this.explosion(pr.tx, pr.ty, this._groundZ(pr.tx, pr.ty), 1, pr.glow, { smoke: spec.smoke, small: true }); break; case 'splash': this.explosion(pr.tx, pr.ty, this._groundZ(pr.tx, pr.ty), 0.7, pr.glow, { smoke: spec.smoke, small: true }); break; case 'zap': this.particle('flare', x, y, { tint: spec.glow, life: 0.16, s0: (s / 128) * 0.7, s1: (s / 128) * 0.25, a0: 1, a1: 0, rot: Math.random() }); if (rich) this.burst(x, y, s, 3, spec.glow, { speed: 2.4, life: 0.22, size: 0.35 }); break; case 'enemy': this.particle('glow', x, y, { tint: spec.glow, life: 0.2, s0: (s / 128) * 0.6, s1: (s / 128) * 1.0, a0: 0.9, a1: 0 }); this.particle('flare', x, y, { tint: 0xffb0a0, life: 0.16, s0: (s / 128) * 0.8, s1: (s / 128) * 0.3, a0: 1, a1: 0, rot: Math.random() }); break; default: // 'spark': bullets, boomerang hits (the hit's own sparks come with its damage number) this.particle('flare', x, y, { tint: spec.glow, life: 0.11, s0: (s / 128) * 0.55, s1: (s / 128) * 0.2, a0: 1, a1: 0, rot: Math.random() }); } } /** The thrower caught its boomerang: a small flash in its hands. */ _catch(pr, cam) { const p = cam.project(pr.bx, pr.by, pr.bz, this._g); this.particle('flare', p.x, p.y, { tint: pr.spec.glow, life: 0.12, s0: (p.s / 128) * 0.6, s1: (p.s / 128) * 0.2, a0: 0.9, a1: 0, rot: Math.random() }); } /** * 蕾缪安 S3 shell (fx 'bombardShell'): fired now by `src` (its view, or null) at the spot (x, y), where it lands after * `flight` real seconds (_stepMortar; the sim's shells fly 0.3 game s — they drop out of the sky, a launch streak * leaving the shooter; a flight ≥ 0.45 real s climbs out of her first). The spot gets a thin ring closing in and * brightening plus the blast radius throbbing until the impact. The shell takes the shooter's lock on that spot: the * lock ends with this shell's 'bombard' (_landed). */ mortar(src, x, y, r, flight) { const pr = this._takeProj(); const gz = this._groundZ(x, y); pr.kind = 'bombardShell'; pr.spec = BOMBARD_SHELL; pr.src = src; pr.tgt = null; pr.x0 = src ? src.x : x; pr.y0 = src ? src.y : y; pr.z0 = src ? bodyZ(this.ctx.cam(), src, SHOT_HEIGHT.launch) : gz + 0.5; pr.tx = x; pr.ty = y; pr.tz = gz; pr.t = 0; pr.dur = clamp(flight, 0.1, 4); pr.fade = 0; pr.hit = false; pr.emit = 0; pr.arc = 0; pr.ang = Math.PI / 2; pr.rise = pr.dur >= 0.45 ? SHELL_RISE : 0; pr.glow = BOMBARD_SHELL.glow; pr.trailTint = BOMBARD_SHELL.trail; const L = this._nearestLock(src ? src.id : null, x, y, 3, true); if (L) { L.shell = true; L.sx = x; L.sy = y; } this._dressProj(pr); pr.shadow.visible = false; this.projs.push(pr); const rr = Math.max(0.5, r); this.ring(x, y, gz, rr, rr * 0.22, 0xff5a3a, pr.dur, 'shock', 'in'); this.ring(x, y, gz, rr * 0.96, rr, 0xff7a4a, pr.dur, 'ring', 'pulse'); if (src && this.rich) { // the shot leaves her upwards: a muzzle flash and a streak climbing out of sight const p = this._bodyPt(src, SHOT_HEIGHT.launch, this._g); const s = p.s; this.particle('muzzle', p.x, p.y, { tint: 0xffc27a, life: 0.1, s0: (s / 64) * 0.6, s1: (s / 64) * 0.8, a0: 1, a1: 0, rot: -Math.PI / 2, anchorX: 0.19 }); this.particle('glow', p.x, p.y, { tint: 0xffb35c, life: 0.14, s0: (s / 128) * 0.5, s1: (s / 128) * 0.9, a0: 0.9, a1: 0 }); this.particle('tracer', p.x, p.y, { tint: 0xffe0b0, life: 0.16, vy: -s * 16, s0: (s * 0.3) / 16, s1: (s * 0.24) / 16, sx: (1.3 * 16) / (0.3 * 128), a0: 1, a1: 0.2, rot: -Math.PI / 2, anchorX: 1 }); } return pr; } /** * fx 'bombard' (the impact) at (x, y) by shooter `src`: the shell falling there has landed (ended now if still in * the air) and its lock goes — the lock that shell took, found by the landing point (the sim uses the same spot for * both events); a sim without 'bombardShell' releases the shooter's lock nearest to the spot. */ _landed(src, x, y, r) { for (const pr of this.projs) { if (pr.spec !== BOMBARD_SHELL || (src != null && pr.src && pr.src.id !== src)) continue; if (Math.hypot(pr.tx - x, pr.ty - y) < 0.05) pr.t = Math.max(pr.t, pr.dur); } let best = null, bd = Infinity; for (const L of this.locks) { if (L.out >= 0 || (src != null && L.src != null && L.src !== src)) continue; const d = L.shell ? Math.hypot(L.sx - x, L.sy - y) : Math.hypot(L.x - x, L.y - y) + 0.5; if (d < bd) { bd = d; best = L; } } if (best && bd <= r + 1.5) this._releaseLock(best); } /** A beam from view `a` to view `b`; `chain`: a bounce, `a` is the previous target (it leaves from its chest). */ _beam(a, b, color, dur = 0.22, jitter = 1, chain = false) { this.beamList.push({ a, b, color, t: 0, dur, jitter, chain, seed: Math.random() * 1000 }); if (this.beamList.length > 40) this.beamList.shift(); const q = this._bodyPt(b, SHOT_HEIGHT.aim, this._g); this.particle('flare', q.x, q.y, { tint: color, life: 0.16, s0: (q.s / 128) * 0.7, s1: (q.s / 128) * 0.25, a0: 1, a1: 0, rot: Math.random() }); } _updateBeams(dt) { const g = this.beams; g.clear(); let w = 0; const p = this._p, q = this._q; for (const bm of this.beamList) { bm.t += dt; if (bm.t >= bm.dur || !bm.a || !bm.b) continue; // a chain bounce leaves the previous target where the shot met it (its chest), a beam leaves the shooter's hands this._bodyPt(bm.a, bm.chain ? SHOT_HEIGHT.aim : SHOT_HEIGHT.launch, p); const px = p.x, py = p.y, s = p.s; this._bodyPt(bm.b, SHOT_HEIGHT.aim, q); const k = 1 - bm.t / bm.dur; const segs = 7; // soft glow, coloured body, white-hot core for (let pass = 0; pass < 3; pass++) { const wd = pass === 0 ? s * 0.16 : pass === 1 ? s * 0.065 : s * 0.026; g.lineStyle(Math.max(1, wd), pass === 2 ? 0xffffff : bm.color, (pass === 0 ? 0.22 : pass === 1 ? 0.6 : 0.95) * k); g.moveTo(px, py); for (let i = 1; i < segs; i++) { const f = i / segs; const j = Math.sin(bm.seed + i * 12.9 + bm.t * 40) * s * 0.12 * (bm.jitter ?? 1); g.lineTo(px + (q.x - px) * f + j, py + (q.y - py) * f - j * 0.5); } g.lineTo(q.x, q.y); } this.beamList[w++] = bm; } this.beamList.length = w; } // ---- fire jets (炎佑 祛恶之焰) --------------------------------------------------------------------------------- /** * fx 'yanyouFlame' (sim/content/tokens.js yanyouKit; user playtest #4 item 12 "一段持续时间的喷火"): the sim emits one * event per game second of the channel; each keeps the jet of dragon `srcId` burning for `dur` real s + FLAME_TAIL * onto its locked target `tgtId` (else the spot (x, y)), so the 1 s ticks join into ONE continuous stream, with a * burning disc of radius `r` tiles following the target. One jet per dragon (a new tick re-aims and extends it). */ _flame(srcId, tgtId, x, y, r, col, dur) { if (!Number.isFinite(x) || !Number.isFinite(y)) return; let F = srcId != null ? this.flames.find((f) => f.src === srcId) : null; if (!F) { const P = this.P; const disc = new P.Sprite(this.tex.soft); disc.anchor.set(0.5); disc.blendMode = P.BLEND_MODES.ADD; disc.alpha = 0; const edge = new P.Sprite(this.tex.ring); edge.anchor.set(0.5); edge.blendMode = P.BLEND_MODES.ADD; edge.alpha = 0; F = { src: srcId, disc, edge, t: 0, end: 0, jet: 0, fire: 0, smoke: 0, seed: Math.random() * 100 }; this.flames.push(F); if (this.flames.length > MAX_FLAMES) this._freeFlame(this.flames.shift()); } F.tgt = tgtId; F.x = x; F.y = y; F.z = this._groundZ(x, y); F.r = r; F.col = col; F.end = Math.max(F.end, F.t + dur + FLAME_TAIL); F.disc.tint = F.edge.tint = col; } _freeFlame(F) { F.disc.destroy(); F.edge.destroy(); } _updateFlames(dt) { if (!this.flames.length) return; const cam = this.ctx.cam(); const g = this.beams; // drawn after _updateBeams cleared it const p = this._p, q = this._q, m = this._g; const low = this.quality === 'low'; let w = 0; for (const F of this.flames) { F.t += dt; const sv = this._viewOf(F.src); // the channel is over (no tick kept it going) or the dragon is gone if (F.t >= F.end || (F.src != null && this.ctx.view && (!sv || sv.alive === false))) { this._freeFlame(F); continue; } const tv = this._viewOf(F.tgt); if (tv && tv.alive !== false && Number.isFinite(tv.x) && Number.isFinite(tv.y)) { F.x = tv.x; F.y = tv.y; F.z = tv.z || 0; } const fade = Math.min(1, F.t / 0.12, (F.end - F.t) / FLAME_FADE); const flick = 0.82 + 0.18 * Math.sin(F.t * 23 + F.seed) * Math.sin(F.t * 7.3); // burning disc on the ground around the target this._onGround(F.disc, F.y, F.z); this._onGround(F.edge, F.y, F.z); cam.project(F.x, F.y, F.z + 0.02, p); cam.project(F.x, F.y + F.r, F.z + 0.02, q); const cx = p.x, cy = p.y, s = p.s; const rx = s * F.r, ry = Math.max(1, cy - q.y); F.disc.position.set(cx, cy); F.disc.scale.set((rx * 2) / 128, (ry * 2) / 128); F.disc.alpha = 0.5 * fade * flick; F.edge.position.set(cx, cy); F.edge.scale.set((rx * 2.05) / 128, (ry * 2.05) / 128); F.edge.alpha = 0.7 * fade * flick; // flame tongues and embers rising from the disc F.fire += dt * (low ? 14 : 34) * fade; while (F.fire >= 1) { F.fire -= 1; if (!this._room()) { F.fire = 0; break; } const a = Math.random() * Math.PI * 2, d = Math.sqrt(Math.random()) * 0.9; const px = cx + Math.cos(a) * rx * d, py = cy + Math.sin(a) * ry * d; const ember = Math.random() < 0.3; const po = this._o(); po.tint = ember ? 0xffd27a : FLAME_TINTS[(Math.random() * FLAME_TINTS.length) | 0]; po.vx = (Math.random() - 0.5) * s * 0.3; po.vy = -s * (ember ? 1.6 : 0.9 + Math.random() * 0.6); po.drag = ember ? 0.5 : 1.5; po.life = ember ? 0.7 : 0.35 + Math.random() * 0.25; po.s0 = (s / 128) * (ember ? 0.06 : 0.28 + Math.random() * 0.12); po.s1 = (s / 128) * (ember ? 0.02 : 0.08); po.a0 = 0.9; po.a1 = 0; po.fadeIn = 0.05; this.particle(ember ? 'dot' : 'soft', px, py, po); } if (this.rich) { F.smoke += dt * 5 * fade; while (F.smoke >= 1) { F.smoke -= 1; if (!this._room()) { F.smoke = 0; break; } const po = this._o(); po.add = false; po.tint = 0x3a3430; po.vx = (Math.random() - 0.5) * s * 0.2; po.vy = -s * 0.5; po.drag = 1; po.life = 0.9; po.s0 = (s / 128) * 0.35; po.s1 = (s / 128) * 0.8; po.a0 = 0.32; po.a1 = 0; po.fadeIn = 0.15; this.particle('smoke', cx + (Math.random() - 0.5) * rx, cy - s * 0.2, po); } } // the jet: from the dragon's chest onto the target (its chest; the disc centre without a target view) if (sv) { this._chest(sv, m); const mx = m.x, my = m.y; if (tv && tv.alive !== false) this._chest(tv, q); else { q.x = cx; q.y = cy - s * 0.15; } const tx = q.x, ty = q.y; const segs = 6; for (let pass = 0; pass < 3; pass++) { const col = pass === 2 ? 0xfff2c0 : pass === 1 ? 0xffb347 : F.col; const alpha = (pass === 0 ? 0.3 : pass === 1 ? 0.55 : 0.8) * fade * flick; let x0 = mx, y0 = my; for (let i = 1; i <= segs; i++) { const f = i / segs; // widens towards the target (a cone of fire), wobbling const wd = s * (pass === 0 ? 0.1 + 0.22 * f : pass === 1 ? 0.05 + 0.1 * f : 0.02 + 0.03 * f); const j = i < segs ? Math.sin(F.seed + i * 3.1 + F.t * 30) * s * 0.05 * f : 0; const x1 = mx + (tx - mx) * f + j, y1 = my + (ty - my) * f - j * 0.5; g.lineStyle(Math.max(1, wd), col, alpha); g.moveTo(x0, y0); g.lineTo(x1, y1); x0 = x1; y0 = y1; } } // fire puffs streaming along it F.jet += dt * (low ? 18 : 42) * fade; const T = 0.2; while (F.jet >= 1) { F.jet -= 1; if (!this._room()) { F.jet = 0; break; } const a = Math.random() * Math.PI * 2, d = Math.random() * 0.5; const gx = tx + Math.cos(a) * rx * d, gy = ty + Math.sin(a) * ry * d; const po = this._o(); po.tint = FLAME_TINTS[(Math.random() * FLAME_TINTS.length) | 0]; po.vx = (gx - mx) / T; po.vy = (gy - my) / T; po.life = T * (0.9 + Math.random() * 0.3); po.s0 = (s / 128) * 0.1; po.s1 = (s / 128) * (0.38 + Math.random() * 0.2); po.a0 = 0.85; po.a1 = 0.15; this.particle('soft', mx, my, po); } } this.flames[w++] = F; } this.flames.length = w; } // ---- lock-on reticles (蕾缪安) ------------------------------------------------------------------------------- /** * fx 'lock': a reticle on the locked enemy (following its view; at the last spot once it is gone) until its shell * lands (mortar / _landed) or the aimed shot fires ('crit' from the same shooter); at most LOCK_T game seconds after * the shooter's last lock / shell / bombard (_touchLocks). */ _lock(view, src, x, y, z) { let L = this.lockFree.pop(); if (!L) { const P = this.P; const ring = new P.Sprite(this.tex.reticle); ring.anchor.set(0.5); ring.blendMode = P.BLEND_MODES.ADD; const core = new P.Sprite(this.tex.glow); core.anchor.set(0.5); core.blendMode = P.BLEND_MODES.ADD; this.projLayer.addChild(ring, core); L = { ring, core }; } L.view = view; L.id = view ? view.id : null; L.src = src ?? null; L.x = x; L.y = y; L.z = z; L.t = 0; L.idle = 0; L.max = LOCK_T / this._ts(); L.out = -1; L.shell = false; L.sx = x; L.sy = y; L.ring.tint = L.core.tint = FX_KINDS.lock.c; L.ring.alpha = L.core.alpha = 0; L.ring.visible = L.core.visible = true; this.locks.push(L); if (this.locks.length > MAX_LOCKS) this._freeLock(this.locks.shift()); return L; } /** Shooter `src` is still at it (a new lock, a shell, a bombard): its live locks restart their LOCK_T wait. */ _touchLocks(src) { if (src == null) return; for (const L of this.locks) if (L.src === src) L.idle = 0; } /** The live lock of shooter `src` nearest to (x, y) within `within` tiles (`free`: only one no shell took yet). */ _nearestLock(src, x, y, within, free) { let best = null, bd = Infinity; for (const L of this.locks) { if (L.out >= 0 || (free && L.shell) || (src != null && L.src != null && L.src !== src)) continue; const d = Math.hypot(L.x - x, L.y - y); if (d < bd - 1e-9) { bd = d; best = L; } } return best && bd <= within ? best : null; } /** Fade a lock out (it pops outwards as it goes). */ _releaseLock(L) { if (L && L.out < 0) L.out = 0; } _freeLock(L) { L.ring.visible = L.core.visible = false; L.view = null; this.lockFree.push(L); } _updateLocks(dt) { if (!this.locks.length) return; const cam = this.ctx.cam(); let w = 0; for (const L of this.locks) { L.t += dt; L.idle += dt; if (L.out < 0 && L.idle >= L.max) L.out = 0; // the shooter knocked out / withdrawn: the sim fires no more shells — only a shell already in the air still lands if (L.out < 0 && !L.shell && L.src != null && this.ctx.view) { const sv = this._viewOf(L.src); if (!sv || sv.alive === false) L.out = 0; } if (L.out >= 0) { L.out += dt; if (L.out >= LOCK_FADE) { this._freeLock(L); continue; } } const v = L.view; if (v && !v.destroyed && v.alive !== false) { L.x = v.x; L.y = v.y; L.z = bodyZ(cam, v, SHOT_HEIGHT.aim); } const p = cam.project(L.x, L.y, L.z, this._p); const s = p.s; const out = L.out >= 0 ? L.out / LOCK_FADE : 0; const pop = L.t < 0.16 ? 1.7 - 0.7 * easeOut(L.t / 0.16) : 1 + 0.05 * Math.sin(L.t * 9); const a = (L.out >= 0 ? 1 - out : Math.min(1, L.t / 0.06)); L.ring.position.set(p.x, p.y); L.ring.rotation = L.t * 1.8; L.ring.scale.set((s * 0.95 * pop * (1 + out * 0.6)) / 128); L.ring.alpha = 0.95 * a; L.core.position.set(p.x, p.y); L.core.scale.set(((s * 0.4) / 128) * (1 + 0.25 * Math.sin(L.t * 14))); L.core.alpha = 0.7 * a; this.locks[w++] = L; } this.locks.length = w; } // ---- hits / numbers ----------------------------------------------------------------------------------------- /** b.ev 'dmg' visual: glow + sparks in the hit colour; a melee blow (atk 'none' just before) adds its slash. */ damage(view, amount, type, srcView) { if (!view) return; const style = dmgStyleKey(type); const p = this._chest(view); const px = p.x, py = p.y, s = p.s; const tint = HIT_TINT[style] || 0xffffff; const big = view.maxHp > 0 && amount >= view.maxHp * 0.18; const melee = !!srcView && this._slashAt === srcView.id; this.particle('glow', px, py, { tint, life: 0.18, s0: (s / 128) * (big ? 1.0 : 0.6), s1: (s / 128) * (big ? 1.5 : 0.9), a0: 0.9, a1: 0 }); if (melee) { this._slashAt = null; this._slash(view, srcView, px, py, s, style, big); } this.burst(px, py, s, big ? 8 : melee ? 6 : 4, tint, { speed: melee ? 2.8 : 2.4, size: big ? 0.6 : 0.46 }); if (srcView && this.ctx.subProfOf && SPLASH_SUBS.has(this.ctx.subProfOf(srcView.info?.defId))) { if (!this._lastRing || this.time - this._lastRing > 0.08) { this._lastRing = this.time; this.ring(view.x, view.y, view.z || 0, 0.1, 1.1, tint, 0.3); } } view.onHit?.(); if (this.ctx.settings?.damageNumbers !== false) this.number(view, amount, style, big); } /** * Melee blow on `view` by `src`: a crescent swept across the victim, bulging along the blow (attacker → victim on * screen, a little random tilt / mirroring), in the hit colour with a white-hot inner stroke. */ _slash(view, src, px, py, s, style, big) { const q = this._chest(src, this._q); const dx = px - q.x, dy = py - q.y; const ang = Math.abs(dx) + Math.abs(dy) > 1 ? Math.atan2(dy, dx) : (src.x > view.x ? Math.PI : 0); const rot = ang + Math.PI / 2 + (Math.random() - 0.5) * 0.9; const flip = Math.random() < 0.5 ? -1 : 1; const k = big ? 1.25 : 1; const a = this.particle('slash', px, py, { tint: style === 'phys' ? 0xffe2b0 : HIT_TINT[style] || 0xffffff, life: 0.2, s0: (s / 128) * 1.05 * k, s1: (s / 128) * 1.3 * k, a0: 1, a1: 0, rot }); a.sx = flip; const b = this.particle('slash', px, py, { tint: 0xffffff, life: 0.12, s0: (s / 128) * 0.8 * k, s1: (s / 128) * 1.0 * k, a0: 0.85, a1: 0, rot }); b.sx = flip; } heal(view, amount) { if (!view) return; const p = this._chest(view); const s = p.s; this.particle('glow', p.x, p.y, { tint: 0x62f08a, life: 0.3, s0: (s / 128) * 0.5, s1: (s / 128) * 0.9, a0: 0.55, a1: 0 }); for (let i = 0; i < (this.quality === 'low' ? 1 : 3); i++) { this.particle('plus', p.x + (Math.random() - 0.5) * s * 0.5, p.y + (Math.random() - 0.2) * s * 0.3, { tint: 0x7dffa8, vy: -s * 0.9, life: 0.7, s0: s / 64 * 0.32, s1: s / 64 * 0.2, a0: 0.95, a1: 0, fadeIn: 0.08, }); } if (this.ctx.settings?.damageNumbers !== false) this.number(view, amount, 'heal', false); } /** * A damage / heal number over `view` (see the header). Layout in screen space, against EVERY live number (the * '41509' / '201625' overlaps were numbers of neighbouring units standing side by side): * * merge: a same-style hit on the same unit within NUM_MERGE_GAP of that number's last hit (and while it is still * young) adds to it — a running total that re-pops and lives a little longer; * * cap: a unit shows at most NUM_PER_TARGET numbers; past it the hit joins the unit's youngest same-style number, * else the unit's oldest number fades out at once; * * lanes: the new number takes the lowest free slot of its unit's lanes (centre, then beside the head, 0 / ±1 / ±2 * lane widths), stacking upwards at most NUM_MAX_LINES lines; a slot is free when no live number of any unit * overlaps it now or later (a younger number rises faster: below an older one it must keep that one's rise so * far as a margin) with a gap wide enough that two numbers never read as one; * * crowded (> NUM_CROWD numbers near it): it lives shorter; a pair that still ends up overlapping (units walking * into each other) resolves by fading the older one quickly (_updateNums). */ number(view, amount, style, big) { const n = Math.round(amount); if (!(n > 0) || !view) return; const now = this.time; const cam = this.ctx.cam(); const base = (view.z || 0) + (view.hover || 0) + (view._headTiles || 1.2) * 0.8; const a = cam.project(view.x, view.y, base, this._p); const ax = a.x, ay = a.y, s = a.s > 0 ? a.s : 100; const pxPerZ = ay - cam.project(view.x, view.y, base + 1, this._q).y; const risePx = NUM_RISE * (pxPerZ > 1e-3 ? pxPerZ : s * 0.5); // the live boxes only change between frames: laid out once per frame / camera, not once per hit (a heavy AoE // lands dozens of hits in one frame — re-projecting every live number for each was O(hits × numbers)) this._layoutNumsOnce(cam); // 1. merge into this unit's running total of the same style let mine = 0, youngest = null, oldest = null; for (const t of this.nums) { if (t.unit !== view || t.fading) continue; mine++; if (!oldest || t.born < oldest.born) oldest = t; if (t.style === style && (!youngest || t.born > youngest.born)) youngest = t; } const merge = youngest && now - youngest.lastHit < NUM_MERGE_GAP && youngest.life < NUM_RISE_T * 0.55 ? youngest : (mine >= NUM_PER_TARGET && youngest ? youngest : null); if (merge && this._growFits(merge, n, big)) { merge.value += n; merge.text.text = (style === 'heal' ? '+' : '') + merge.value; merge.pop = 1; merge.big = merge.big || big; merge.lastHit = now; merge.end = Math.min(merge.life + NUM_LIFE * 0.75, Math.max(merge.end, merge.life + NUM_LIFE * 0.6), NUM_MAX_LIFE); this._sizeNum(merge); return; } if (mine >= NUM_PER_TARGET && oldest) this._fadeNum(oldest, 0.1); // 2. a free slot among the unit's lanes const sc = numScale(s, big, style); const w = numChars(n, style) * NUM_DIGIT_EM * 24 * sc * NUM_POP + NUM_GAP_PX; const h = 24 * NUM_LINE_EM * sc * NUM_POP; const lane = Math.max(w, 24 * NUM_DIGIT_EM * sc * 3.2) * 0.62; let best = null; for (const k of NUM_LANES) { const cx = ax + k * lane; const cy = this._numSlotPx(cx, ay, w, h, risePx); const lift = ay - cy; if (!best || lift < best.lift - 0.5) best = { cx, cy, lift, k }; if (lift <= h * 1.2) break; // low enough: keep the nearest lane } const cap = h * NUM_MAX_LINES; let { cx, cy } = best; if (ay - cy > cap) { // over capacity (a knot of units under fire): join this unit's latest same-style total when it fits, else take // the capped spot and drop whatever is there (crowded numbers give way at once) let same = null; for (const t of this.nums) if (t.unit === view && t.style === style && !t.fading && (!same || t.born > same.born)) same = t; if (same && this._growFits(same, n, big)) { same.value += n; same.text.text = (style === 'heal' ? '+' : '') + same.value; same.pop = 1; same.big = same.big || big; same.lastHit = now; this._sizeNum(same); return; } // (released at once, not merely ended: they would vanish before the next render anyway, and as obstacles they // made every further hit of the same frame search a crowd that is no longer there — a knot under AoE) cx = ax; cy = ay - cap; let keep = 0; for (const t of this.nums) { if (Math.abs(t._x - cx) < (t._w + w) / 2 && t._y > cy - h && t._y - t._h < cy) { this._releaseNum(t); continue; } this.nums[keep++] = t; } this.nums.length = keep; } // 3. crowding: numbers around this spot → a shorter life for everyone new here let near = 0; for (const t of this.nums) if (!t.fading && Math.abs(t._x - cx) < 150 && Math.abs(t._y - cy) < 110) near++; const life = near >= NUM_CROWD ? NUM_LIFE * 0.62 : NUM_LIFE; const maxNums = this.load >= 2 ? MAX_NUMBERS >> 1 : MAX_NUMBERS; while (this.nums.length >= maxNums) this._releaseNum(this.nums.shift()); const t = this._takeNum(style); t.text.visible = true; t.text.alpha = 1; t.text.text = (style === 'heal' ? '+' : '') + n; Object.assign(t, { unit: view, style, value: n, life: 0, end: life, born: now, lastHit: now, pop: 1, big: !!big, fading: false, ox: cx - ax, oy: cy - ay, x0: view.x, y0: view.y, z0: base, risePx, _x: cx, _y: cy, _w: w, _h: h, }); this.nums.push(t); } /** Whether a merged number's grown text still fits among its neighbours (else a new number is made). */ _growFits(t, add, big) { const sc = numScale(t._s || 100, t.big || big, t.style); const w = numChars(t.value + add, t.style) * NUM_DIGIT_EM * 24 * sc * NUM_POP + NUM_GAP_PX; for (const o of this.nums) { if (o === t || o.fading) continue; if (Math.abs(o._x - t._x) < (o._w + w) / 2 && Math.abs(o._y - t._y) < (o._h + t._h) / 2) return false; } return true; } /** * Lowest (largest screen y) bottom for a number of size w×h centred at x, starting at y0, clear of every live number * now and later: above one it must sit on its top; below one it must leave that one's rise so far as a margin * (the new number rises faster and would catch up). */ _numSlotPx(x, y0, w, h, risePx) { let y = y0; for (let pass = 0; pass <= this.nums.length; pass++) { let moved = false; for (const t of this.nums) { if (t.fading && t.text.alpha < 0.3) continue; // almost gone if (Math.abs(t._x - x) >= (t._w + w) / 2) continue; const top = t._y - t._h, bottom = t._y; const risen = t.risePx * easeOut(Math.min(1, t.life / NUM_RISE_T)); if (y <= top) continue; // entirely above it (bottom at or over its top) if (y - h >= bottom + risen) continue; // below it, for good y = top; moved = true; } if (!moved) break; } return y; } /** Screen boxes of the live numbers (their current anchor, rise and size) → t._x, t._y (bottom), t._w, t._h. */ _layoutNums(cam) { const p = this._p; for (const t of this.nums) { const u = t.unit; if (u && !u.destroyed) { t.x0 = u.x; t.y0 = u.y; } cam.project(t.x0, t.y0, t.z0, p); t._s = p.s; const k = Math.min(1, t.life / NUM_RISE_T); t._x = p.x + t.ox; t._y = p.y + t.oy - t.risePx * easeOut(k); this._sizeNum(t); } this._laidAt = this.time; this._laidCam = cam; this._laidKey = camKey(cam); } /** `_layoutNums` unless the boxes are already current: same frame (fx time) and the same camera framing. */ _layoutNumsOnce(cam) { if (this._laidAt === this.time && this._laidCam === cam && this._laidKey === camKey(cam)) return; this._layoutNums(cam); } /** A number's box size from its value, style, pop and the scale of its last layout (t._s px per tile). */ _sizeNum(t) { const sc = numScale(t._s || 100, t.big, t.style); const pop = 1 + t.pop * (NUM_POP - 1); t._w = numChars(t.value, t.style) * NUM_DIGIT_EM * 24 * sc * pop + NUM_GAP_PX; t._h = 24 * NUM_LINE_EM * sc * pop; t._sc = sc; } _fadeNum(t, within) { if (t.fading) return; t.fading = true; t.fadeFrom = t.text.alpha; t.end = Math.min(t.end, t.life + within); t.fadeT0 = t.life; } _takeNum(style) { const P = this.P; const font = DMG_STYLE[style]?.font || DMG_STYLE.phys.font; const pool = this._numPools || (this._numPools = new Map()); const list = pool.get(font); let t = list && list.length ? list.pop() : null; if (!t) { const text = new P.BitmapText('0', { fontName: font, fontSize: 24, align: 'center' }); text.anchor.set(0.5, 1); this.ctx.layers.text.addChild(text); t = { text, font }; } return t; } _releaseNum(t) { t.text.visible = false; t.unit = null; const pool = this._numPools || (this._numPools = new Map()); let list = pool.get(t.font); if (!list) pool.set(t.font, list = []); if (list.length < 30) list.push(t); else t.text.destroy(); } _updateNums(dt) { const cam = this.ctx.cam(); let w = 0; for (const t of this.nums) { t.life += dt; if (t.life >= t.end) { this._releaseNum(t); continue; } t.pop = Math.max(0, t.pop - dt * 6); this.nums[w++] = t; } this.nums.length = w; this._layoutNums(cam); // a pair still overlapping (their units walked into each other): the older one gives way const L = this.nums; for (let i = 0; i < L.length; i++) { const a = L[i]; if (a.fading) continue; for (let j = i + 1; j < L.length; j++) { const b = L[j]; if (b.fading) continue; if (Math.abs(a._x - b._x) < (a._w + b._w) / 2 - NUM_GAP_PX * 0.5 && Math.abs((a._y - a._h / 2) - (b._y - b._h / 2)) < (a._h + b._h) / 2 * 0.9) { this._fadeNum(a.born <= b.born ? a : b, 0.06); if (a.fading) break; } } } for (const t of L) { const tx = t.text; tx.scale.set(t._sc * (1 + t.pop * (NUM_POP - 1))); tx.position.set(t._x, t._y); let alpha = 1; const left = t.end - t.life; if (t.fading) alpha = (t.fadeFrom ?? 1) * clamp(left / Math.max(0.01, t.end - t.fadeT0), 0, 1); else if (left < NUM_FADE_T) alpha = left / NUM_FADE_T; tx.alpha = alpha; } } // ---- rings / auras ----------------------------------------------------------------------------------------- /** * Ground ring going from r0 to r1 tiles over `dur` real seconds (easing out, fading). `mode` 'in': a warning closing * in — linear, brightening towards its end; 'pulse': throbbing at full size until its end. */ ring(x, y, z, r0, r1, tint, dur = 0.4, tex = 'ring', mode = null) { const P = this.P; let r = this.ringFree.pop(); if (!r) { const sp = new P.Sprite(this.tex[tex]); sp.anchor.set(0.5); sp.blendMode = P.BLEND_MODES.ADD; this.ctx.layers.groundFx.addChild(sp); r = { sp }; } r.sp.texture = this.tex[tex] || this.tex.ring; r.sp.visible = true; r.sp.tint = tint; r.sp.alpha = 0; this._onGround(r.sp, y, z); r.x = x; r.y = y; r.z = z; r.r0 = r0; r.r1 = r1; r.t = 0; r.dur = Math.max(0.01, dur); r.mode = mode; this.rings.push(r); if (this.rings.length > 80) { const o = this.rings.shift(); o.sp.visible = false; this.ringFree.push(o); } } _updateRings(dt) { const cam = this.ctx.cam(); const p = this._p, q = this._q; let w = 0; for (const r of this.rings) { r.t += dt; if (r.t >= r.dur) { r.sp.visible = false; this.ringFree.push(r); continue; } const u = r.t / r.dur; const k = r.mode === 'in' ? u : easeOut(u); const rad = r.r0 + (r.r1 - r.r0) * k; cam.project(r.x, r.y, r.z + 0.01, p); cam.project(r.x, r.y + rad, r.z + 0.01, q); const rx = p.s * rad, ry = Math.max(1, p.y - q.y); r.sp.position.set(p.x, p.y); r.sp.scale.set((rx * 2) / 128, (ry * 2) / 128); r.sp.alpha = r.mode === 'in' ? 0.35 + 0.65 * u : r.mode === 'pulse' ? (0.35 + 0.35 * Math.abs(Math.sin(r.t * 9))) * Math.min(1, (r.dur - r.t) / 0.06, r.t / 0.06) : 1 - u; this.rings[w++] = r; } this.rings.length = w; } /** * Skill activation (on) / end (off). On: a flash at the body, a gold light pillar with a white-hot core from the * feet, a shockwave and a hex ring on the ground, rising motes — then the active aura (_aura) until it ends. */ skill(view, on) { if (!view) return; if (!on) { this._aura(view, false); return; } const z = (view.z || 0) + (view.hover || 0); const g = this._proj(view.x, view.y, z, this._g); const gx = g.x, gy = g.y, s = g.s; const c = this._chest(view, this._q); this.particle('pillar', gx, gy, { tint: SKILL_GOLD, life: 0.7, s0: (s / 64) * 1.05, s1: (s / 64) * 1.3, a0: 0.95, a1: 0, sx: 0.8, ay: 1 }); this.particle('pillar', gx, gy, { tint: 0xffffff, life: 0.38, s0: (s / 64) * 0.9, s1: (s / 64) * 1.15, a0: 0.9, a1: 0, sx: 0.28, ay: 1 }); this.particle('flare', c.x, c.y, { tint: 0xfff0b0, life: 0.3, s0: (s / 128) * 1.9, s1: (s / 128) * 0.6, a0: 1, a1: 0, rot: Math.random() }); this.particle('glow', c.x, c.y, { tint: SKILL_GOLD, life: 0.36, s0: (s / 128) * 1.2, s1: (s / 128) * 2.4, a0: 0.9, a1: 0 }); this.ring(view.x, view.y, z, 0.15, 1.7, 0xffe7a0, 0.45, 'shock'); this.ring(view.x, view.y, z, 0.3, 1.25, SKILL_GOLD, 0.6, 'hex'); this.burst(c.x, c.y, s, this.rich ? 10 : 4, 0xffe28a, { speed: 1.4, up: 1.6, life: 0.7, tex: 'dot', size: 0.34 }); this._aura(view, true); } /** Active-skill aura: a soft gold glow and a slowly turning hex on the ground under the unit (fading in / out). */ _aura(view, on) { const P = this.P; let a = this.auras.get(view.id); if (on) { if (!a) { // the root is squashed onto the ground; the hex turns inside it (so it turns in the ground plane) const root = new P.Container(); const disc = new P.Sprite(this.tex.soft); disc.anchor.set(0.5); disc.blendMode = P.BLEND_MODES.ADD; disc.tint = SKILL_GOLD; const hex = new P.Sprite(this.tex.hex); hex.anchor.set(0.5); hex.blendMode = P.BLEND_MODES.ADD; hex.tint = 0xffc94a; root.addChild(disc, hex); root.alpha = 0; this.ctx.layers.groundFx.addChild(root); a = { sp: root, disc, hex, view, t: 0, mote: 0 }; this.auras.set(view.id, a); } a.view = view; a.off = false; } else if (a) a.off = true; } _updateAuras(dt) { if (!this.auras.size) return; const cam = this.ctx.cam(); const p = this._p, q = this._q; const rich = this.rich; for (const [id, a] of this.auras) { a.t += dt; const v = a.view; const ending = a.off || !v || v.destroyed || v.alive === false; if (ending) { a.sp.alpha -= dt * 3; if (a.sp.alpha <= 0) { a.sp.destroy({ children: true }); this.auras.delete(id); continue; } } else a.sp.alpha = Math.min(1, a.sp.alpha + dt * 5); if (!v || v.destroyed) continue; const z = (v.z || 0) + 0.01; this._onGround(a.sp, v.y, v.z || 0); cam.project(v.x, v.y, z, p); cam.project(v.x, v.y + 0.55, z, q); a.sp.position.set(p.x, p.y); a.sp.scale.set((p.s * 0.95) / 128, (Math.max(1, p.y - q.y) * 1.72) / 128); a.hex.rotation = a.t * 0.9; a.hex.alpha = 0.8 + 0.2 * Math.sin(a.t * 4); a.disc.alpha = 0.42 + 0.1 * Math.sin(a.t * 4); // now and then a mote rises from the ring if (rich && !ending && (a.mote += dt) >= 0.3) { a.mote = 0; if (this._room()) { const ang = Math.random() * Math.PI * 2; const m = cam.project(v.x + Math.cos(ang) * 0.38, v.y + Math.sin(ang) * 0.3, z, this._g); const o = this._o(); o.tint = 0xffe28a; o.vy = -m.s * 0.9; o.life = 0.75; o.s0 = (m.s / 32) * 0.14; o.s1 = 0; o.a0 = 0.9; o.fadeIn = 0.1; this.particle('dot', m.x, m.y, o); } } } } deploy(view) { if (!view) return; const p = this._proj(view.x, view.y, view.z || 0); const s = p.s; const col = view.isEnemy ? 0xff6a5a : 0x9ff0dc; this.particle('pillar', p.x, p.y, { tint: col, life: 0.45, s0: s / 64 * 0.7, s1: s / 64 * 0.2, a0: 0.9, a1: 0, sx: 1, ay: 1 }); this.ring(view.x, view.y, view.z || 0, 0.1, 0.8, col, 0.45); this.burst(p.x, p.y, s, 6, col, { speed: 1.6, up: 0.4, life: 0.4, tex: 'dot' }); } /** * Promotion (精锐晋升, a merge) at the elite's spot — the board tile of the consumed copy it replaced (PRTS 卫戍协议/ * 帮助 "若消耗已部署至作战区的干员，则发送至作战区对应位置") or its bench slot: a gold pillar with a white core, a shockwave * and a hex ring on the ground, rising motes; `from` = world points of the other consumed copies (gold streaks from * them to the elite). Counted in `promotions` (render/app.js setPrep; tests). * @param {any} view * @param {Array<{ x: number, y: number, z?: number }>} [from] */ promote(view, from = []) { if (!view) return; this.promotions = (this.promotions || 0) + 1; const z = view.z || 0; const g = this._proj(view.x, view.y, z, this._g); const gx = g.x, gy = g.y, s = g.s; for (const f of from) if (f && Number.isFinite(f.x) && Number.isFinite(f.y)) this.streak(f.x, f.y, view.x, view.y, Math.max(z, f.z || 0) + 0.3, SKILL_GOLD, 0.45); this.particle('pillar', gx, gy, { tint: SKILL_GOLD, life: 0.8, s0: (s / 64) * 1.1, s1: (s / 64) * 1.4, a0: 0.95, a1: 0, sx: 0.85, ay: 1 }); this.particle('pillar', gx, gy, { tint: 0xffffff, life: 0.42, s0: (s / 64) * 0.9, s1: (s / 64) * 1.2, a0: 0.9, a1: 0, sx: 0.3, ay: 1 }); this.ring(view.x, view.y, z, 0.15, 1.6, 0xffe7a0, 0.5, 'shock'); this.ring(view.x, view.y, z, 0.3, 1.2, SKILL_GOLD, 0.7, 'hex'); const c = this._chest(view, this._q); this.burst(c.x, c.y, s, this.rich ? 12 : 5, 0xffe28a, { speed: 1.5, up: 1.8, life: 0.8, tex: 'dot', size: 0.36 }); } death(view) { if (!view) return; const p = this._chest(view); const s = p.s; const col = view.isEnemy ? 0xff7a52 : 0xbfeee2; const n = this.quality === 'low' ? 5 : 12; for (let i = 0; i < n; i++) { this.particle(i % 3 ? 'dot' : 'shard', p.x + (Math.random() - 0.5) * s * 0.5, p.y + (Math.random() - 0.3) * s * 0.6, { tint: col, vx: (Math.random() - 0.5) * s * 0.6, vy: -s * (0.4 + Math.random() * 0.8), drag: 1.5, life: 0.7 + Math.random() * 0.5, s0: s / 32 * 0.12, s1: 0, a0: 0.9, a1: 0, spin: (Math.random() - 0.5) * 6, }); } this.particle('smoke', p.x, p.y, { add: false, tint: 0x1a1a1a, life: 0.8, s0: s / 128 * 0.6, s1: s / 128 * 1.4, a0: 0.5, a1: 0 }); } crateBreak(x, y, z, tint = null) { const p = this._proj(x, y, (z || 0) + 0.35); const s = p.s; for (let i = 0; i < (this.quality === 'low' ? 4 : 10); i++) { this.particle('shard', p.x, p.y, { add: false, tint: tint ?? (i % 2 ? 0xc89a5a : 0x9a6d38), vx: (Math.random() - 0.5) * s * 2.2, vy: -s * (0.6 + Math.random()), g: s * 4, life: 0.6, s0: s / 32 * 0.25, s1: s / 32 * 0.15, a0: 1, a1: 0.2, spin: (Math.random() - 0.5) * 14, }); } this.particle('smoke', p.x, p.y, { add: false, tint: 0x8a7a60, life: 0.7, s0: s / 128 * 0.6, s1: s / 128 * 1.5, a0: 0.45, a1: 0 }); } // ---- sim fx (b.ev ['fx', kind, x, y, extra]) ------------------------------------------------------------- /** Unit view of an fx's `id` / `src` / … (null when unknown or gone). */ _viewOf(id) { if (id == null || !this.ctx.view) return null; const v = this.ctx.view(id); return v && !v.destroyed ? v : null; } /** * Where an fx happens: on its anchor unit `ex.id` (at the unit's rendered position, so it sticks to a moving unit) * when the event's (x, y) is that unit's spot (within ANCHOR_SNAP tiles) or has none; otherwise at (x, y) on the ground * — the sim often names the caster in `id` of an effect elsewhere ('aoe' at a target or ahead of the caster, 'crit' * on the victim, 'zone' where a skill lands), which used to be drawn on the caster. */ _where(x, y, ex) { const v = this._viewOf(ex.id); if (v && Number.isFinite(v.x) && Number.isFinite(v.y)) { const here = !Number.isFinite(x) || !Number.isFinite(y) || Math.hypot(v.x - x, v.y - y) <= ANCHOR_SNAP; if (here) return { x: v.x, y: v.y, z: (v.z || 0) + (v.hover || 0), v }; } return this._point(x, y); } /** An fx at the sim position (x, y), on the ground there. */ _point(x, y) { return { x, y, z: Number.isFinite(x) && Number.isFinite(y) ? this._groundZ(x, y) : 0, v: null }; } /** * b.ev 'fx': every kind the sim / content emits has a visual (FX_KINDS archetypes: blast, shell, zone, telegraph, * heal, sp, shield, shatter, summon, vanish, blink, move, wave, mark, reticle, buff, lift, sleep, crit, dodge, * counter, dp, coin, crate, down, beam, bolt, strike, volley, pillar, lp, chill, element, flame), except kinds whose * archetype is 'none' (hitCap: a leader hit cancelled by 限伤 draws nothing); unknown kinds get a generic sparkle. `extra` keys used: id (anchor unit — or the shooter of a `pt` kind), r | radius, dur | duration, * t (shell flight, game s), src / from / to / target / targets (unit ids), fx, fy / fromX, fromY / tx, ty (positions), * element, n, scale, kind, tiles. */ simFx(kind, x, y, extra) { const ex = extra && typeof extra === 'object' ? extra : {}; const spec = fxSpec(kind, ex); if (spec.a === 'none') return; // an event the screen does not show (hitCap) const at = spec.pt ? this._point(Number(x), Number(y)) : this._where(Number(x), Number(y), ex); if (!Number.isFinite(at.x) || !Number.isFinite(at.y)) return; // 蕾缪安 S2: the aimed snipe ('crit' on the locked enemy, from her) ends that aim lock if (kind === 'crit' && ex.src != null && ex.id != null) { for (const L of this.locks) if (L.src === ex.src && L.id === ex.id) this._releaseLock(L); } const col = spec.c; const r = clamp(num(ex.r ?? ex.radius, spec.r ?? 1), 0.3, 30); const ts = this.ctx.timeScale ? Math.max(0.25, this.ctx.timeScale()) : 2; const dur = num(ex.dur ?? ex.duration, spec.dur ?? 0) / ts; const cam = this.ctx.cam(); const chest = (v, out = this._p) => (v ? this._chest(v, out) : cam.project(at.x, at.y, at.z + 0.5, out)); const p = chest(at.v); const s = p.s; switch (spec.a) { case 'blast': { if (r >= 12) { this.flashScreen(col, 0.5); break; } if (kind === 'bombard') { this._touchLocks(ex.id ?? ex.src ?? null); this._landed(ex.id ?? ex.src ?? null, at.x, at.y, r); } this.explosion(at.x, at.y, at.z, r, col, { smoke: spec.smoke, heavy: !!spec.heavy, tiles: ex.tiles ? tilesAround(at.x, at.y, r, ex.tiles) : null }); break; } case 'shell': { // 蕾缪安 S3: a shell fired now by `id` that lands at (x, y) after `t` game seconds (its 'bombard' explodes there) const flight = num(ex.t ?? ex.flight ?? ex.dur ?? ex.duration, 1) / ts; this._touchLocks(ex.id ?? ex.src ?? null); this.mortar(this._viewOf(ex.id ?? ex.src), at.x, at.y, r, flight); break; } case 'zone': this.zone(at.x, at.y, at.z, r, col, Math.max(0.6, dur || 1.5), spec.tex); break; case 'wall': { // a line of burning tiles through the anchor tile along `axis` ('col' | 'row', from the sim event) const rect = this.ctx.fieldRect ? this.ctx.fieldRect() : null; this.tileFlash(wallTiles(Number(x), Number(y), ex.axis === 'row' ? 'row' : 'col', rect), col, Math.max(0.6, dur || 1.5)); this.zone(at.x, at.y, at.z, 0.6, col, Math.max(0.6, dur || 1.5), spec.tex); break; } case 'telegraph': { const d = Math.max(0.4, dur || 1); if (r >= 12) { this.flashScreen(col, 0.45, d); break; } if (ex.tiles) this.tileFlash(tilesAround(at.x, at.y, r, ex.tiles), col, d, true); else this.zone(at.x, at.y, at.z, r, col, d, 'ring', true); break; } case 'chill': this.flashScreen(col, 0.35, 0.8); this.snowfall(col); break; case 'heal': this.heal(at.v || { x: at.x, y: at.y, z: at.z }, 0); break; case 'healAoe': { this.ring(at.x, at.y, at.z, 0.2, r, col, 0.6); const n = this.quality === 'low' ? 4 : 9; for (let i = 0; i < n; i++) { const a = Math.random() * Math.PI * 2, d = Math.random() * r * 0.85; const q = cam.project(at.x + Math.cos(a) * d, at.y + Math.sin(a) * d, at.z + 0.2); this.particle('plus', q.x, q.y, { tint: col, vy: -q.s * 0.9, life: 0.8, s0: q.s / 64 * 0.3, s1: q.s / 64 * 0.18, a0: 0.9, a1: 0, fadeIn: 0.1 }); } break; } case 'sp': { for (let i = 0; i < (this.quality === 'low' ? 3 : 7); i++) { this.particle('dot', p.x + (Math.random() - 0.5) * s * 0.6, p.y + (Math.random() - 0.2) * s * 0.4, { tint: col, vy: -s * (0.6 + Math.random() * 0.6), life: 0.7, s0: s / 32 * 0.2, s1: 0, a0: 1, a1: 0, fadeIn: 0.05 }); } this.particle('glow', p.x, p.y, { tint: col, life: 0.3, s0: s / 128 * 0.6, s1: s / 128 * 1.1, a0: 0.7, a1: 0 }); break; } case 'shield': { this.particle('hex', p.x, p.y, { tint: col, life: 0.55, s0: s / 128 * 0.9, s1: s / 128 * 1.25, a0: 0.85, a1: 0, sx: 0.85 }); this.particle('glow', p.x, p.y, { tint: col, life: 0.4, s0: s / 128 * 0.9, s1: s / 128 * 1.3, a0: 0.5, a1: 0 }); break; } case 'shatter': { this.particle('hex', p.x, p.y, { tint: col, life: 0.25, s0: s / 128 * 1.1, s1: s / 128 * 1.5, a0: 0.9, a1: 0 }); for (let i = 0; i < (this.quality === 'low' ? 5 : 12); i++) { const a = Math.random() * Math.PI * 2; this.particle('shard', p.x + Math.cos(a) * s * 0.3, p.y + Math.sin(a) * s * 0.3, { tint: col, vx: Math.cos(a) * s * 1.6, vy: Math.sin(a) * s * 1.2 - s * 0.3, g: s * 3, life: 0.55, s0: s / 32 * 0.16, s1: s / 32 * 0.05, a0: 1, a1: 0, spin: (Math.random() - 0.5) * 12 }); } break; } case 'summon': { const g = cam.project(at.x, at.y, at.z); this.particle('pillar', g.x, g.y, { tint: col, life: 0.55, s0: g.s / 64 * 0.8, s1: g.s / 64 * 0.3, a0: 0.9, a1: 0, sx: 1, ay: 1 }); this.ring(at.x, at.y, at.z, 0.1, 0.9, col, 0.5, 'hex'); this.burst(g.x, g.y - g.s * 0.3, g.s, 8, col, { speed: 1.4, up: 0.8, life: 0.5, tex: 'dot' }); break; } case 'vanish': { this.particle('glow', p.x, p.y, { tint: col, life: 0.4, s0: s / 128 * 0.7, s1: s / 128 * 1.5, a0: 0.8, a1: 0 }); this.smoke(p.x, p.y, s * 0.7, 0x2c2436, 0.5); this.burst(p.x, p.y, s, 7, col, { speed: 1.5, tex: 'dot', life: 0.45 }); break; } case 'blink': { const fx0 = num(ex.fx ?? ex.fromX, NaN), fy0 = num(ex.fy ?? ex.fromY, NaN); if (Number.isFinite(fx0) && Number.isFinite(fy0)) { const q = cam.project(fx0, fy0, at.z + 0.5, this._q); this.smoke(q.x, q.y, q.s * 0.6, 0x2c2436, 0.45); this.particle('glow', q.x, q.y, { tint: col, life: 0.3, s0: q.s / 128 * 0.8, s1: q.s / 128 * 0.2, a0: 0.8, a1: 0 }); this.streak(fx0, fy0, at.x, at.y, at.z + 0.5, col, 0.3); } this.particle('glow', p.x, p.y, { tint: col, life: 0.35, s0: s / 128 * 0.3, s1: s / 128 * 1.2, a0: 0.9, a1: 0 }); this.burst(p.x, p.y, s, 6, col, { speed: 1.4, tex: 'dot', life: 0.4 }); break; } case 'move': { const fx0 = num(ex.fromX ?? ex.fx ?? ex.x0, NaN), fy0 = num(ex.fromY ?? ex.fy ?? ex.y0, NaN); const tx = num(ex.tx, NaN), ty = num(ex.ty, NaN); if (Number.isFinite(fx0) && Number.isFinite(fy0)) this.streak(fx0, fy0, at.x, at.y, at.z + 0.35, col, 0.35); else if (Number.isFinite(tx) && Number.isFinite(ty)) this.streak(at.x, at.y, tx, ty, at.z + 0.35, col, 0.35); const g = cam.project(at.x, at.y, at.z + 0.05); for (let i = 0; i < (this.quality === 'low' ? 2 : 5); i++) { this.particle('smoke', g.x + (Math.random() - 0.5) * g.s * 0.5, g.y, { add: false, tint: 0x6b6358, vx: (Math.random() - 0.5) * g.s * 0.6, vy: -g.s * 0.2, drag: 2, life: 0.5, s0: g.s / 128 * 0.25, s1: g.s / 128 * 0.55, a0: 0.45, a1: 0 }); } break; } case 'wave': { const k = clamp(num(ex.scale, 1), 0.5, 4); const rr = Math.max(0.8, r * (ex.scale ? Math.min(2, k / 2) : 1)); for (let i = 0; i < 3; i++) this.ring(at.x, at.y, at.z, 0.15 + i * 0.15, rr * (0.7 + i * 0.25), col, 0.45 + i * 0.12); this.particle('glow', p.x, p.y, { tint: col, life: 0.3, s0: s / 128 * 0.5, s1: s / 128 * 1.2, a0: 0.7, a1: 0 }); break; } case 'mark': case 'reticle': { if (kind === 'lock') { // `id` is always the locked enemy: the reticle sticks to its view even a little off the event's spot const lv = at.v || this._viewOf(ex.id); this._touchLocks(ex.src ?? null); this._lock(lv, ex.src ?? null, lv ? lv.x : at.x, lv ? lv.y : at.y, lv ? bodyZ(cam, lv, SHOT_HEIGHT.aim) : at.z + 0.55); break; } const v = at.v; const hz = v ? (v.z || 0) + (v.hover || 0) + (v._headTiles || 1.2) + 0.25 : at.z + 1.4; const q = cam.project(at.x, at.y, hz, this._q); if (spec.a === 'mark') { this.particle('glow', q.x, q.y, { tint: col, life: 0.6, s0: q.s / 128 * 0.5, s1: q.s / 128 * 0.7, a0: 0.8, a1: 0 }); this.numberAt(q.x, q.y, '!', col, 0.8); } else { this.particle('ring', p.x, p.y, { tint: col, life: 0.6, s0: s / 128 * 1.3, s1: s / 128 * 0.7, a0: 0.95, a1: 0, spin: 3 }); this.particle('hex', p.x, p.y, { tint: col, life: 0.6, s0: s / 128 * 0.5, s1: s / 128 * 0.9, a0: 0.8, a1: 0, spin: -2 }); } break; } case 'buff': { const g = cam.project(at.x, at.y, at.z + 0.05); const n = this.quality === 'low' ? 3 : 6; for (let i = 0; i < n; i++) { const ox = (Math.random() - 0.5) * g.s * 0.7; this.particle('chevron', g.x + ox, g.y - g.s * (0.1 + Math.random() * 0.5), { tint: col, vy: -g.s * (1 + Math.random() * 0.5), life: 0.65, s0: g.s / 64 * 0.22, s1: g.s / 64 * 0.12, a0: 0.95, a1: 0, rot: -Math.PI / 2, fadeIn: 0.06 }); } this.ring(at.x, at.y, at.z, 0.2, 0.75, col, 0.4); this.particle('glow', p.x, p.y, { tint: col, life: 0.35, s0: s / 128 * 0.6, s1: s / 128 * 1.1, a0: 0.6, a1: 0 }); break; } case 'lift': { const g = cam.project(at.x, at.y, at.z); this.ring(at.x, at.y, at.z, 0.2, 0.8, col, 0.5); for (let i = 0; i < (this.quality === 'low' ? 3 : 7); i++) { this.particle('streak', g.x + (Math.random() - 0.5) * g.s * 0.6, g.y - g.s * Math.random() * 0.4, { tint: col, vy: -g.s * 1.8, life: 0.4, s0: g.s / 128 * 0.4, s1: g.s / 128 * 0.2, a0: 0.8, a1: 0, rot: -Math.PI / 2, sx: 1 }); } break; } case 'sleep': { const v = at.v; const hz = v ? (v.z || 0) + (v._headTiles || 1.2) : at.z + 1.2; const q = cam.project(at.x + 0.2, at.y, hz, this._q); for (let i = 0; i < 3; i++) this.particle('st_sleep', q.x + i * q.s * 0.12, q.y - i * q.s * 0.12, { add: false, vy: -q.s * 0.5, vx: q.s * 0.15, life: 0.9 + i * 0.2, s0: q.s / 32 * 0.22, s1: q.s / 32 * 0.32, a0: 1, a1: 0, fadeIn: 0.1 * i }); break; } case 'crit': { this.particle('spark', p.x, p.y, { tint: col, life: 0.28, s0: s / 64 * 1.3, s1: s / 64 * 0.2, a0: 1, a1: 0, rot: Math.random() * Math.PI }); this.particle('glow', p.x, p.y, { tint: 0xffffff, life: 0.18, s0: s / 128 * 0.9, s1: s / 128 * 1.4, a0: 0.9, a1: 0 }); this.burst(p.x, p.y, s, 8, col, { speed: 3.2, life: 0.3, size: 0.5 }); break; } case 'dodge': { this.particle('soft', p.x, p.y, { tint: 0xffffff, life: 0.3, s0: s / 128 * 0.5, s1: s / 128 * 0.9, a0: 0.5, a1: 0 }); this.particle('slash', p.x, p.y, { tint: col, life: 0.22, s0: s / 128 * 0.8, s1: s / 128 * 1.1, a0: 0.7, a1: 0, rot: -0.5 }); break; } case 'counter': { this.particle('spark', p.x, p.y, { tint: col, life: 0.22, s0: s / 64 * 0.9, s1: 0, a0: 1, a1: 0 }); this.particle('slash', p.x, p.y, { tint: col, life: 0.22, s0: s / 128 * 0.9, s1: s / 128 * 1.2, a0: 0.9, a1: 0, rot: 0.6 }); this.burst(p.x, p.y, s, 4, col, { speed: 2.4, life: 0.25 }); break; } case 'dp': { const n = Math.round(num(ex.n, 0)); this.particle('shard', p.x, p.y, { tint: col, vy: -s * 0.6, life: 0.9, s0: s / 32 * 0.28, s1: s / 32 * 0.22, a0: 1, a1: 0 }); if (n > 0) this.numberAt(p.x + s * 0.2, p.y, `+${n}`, col, 0.7); break; } case 'coin': { for (let i = 0; i < 4; i++) this.particle('coin', p.x + (Math.random() - 0.5) * s * 0.4, p.y, { add: false, vx: (Math.random() - 0.5) * s, vy: -s * (1.2 + Math.random() * 0.6), g: s * 4, life: 0.7, s0: s / 48 * 0.2, s1: s / 48 * 0.16, a0: 1, a1: 0.2 }); break; } case 'crate': this.crateBreak(at.x, at.y, at.z); break; case 'down': { this.smoke(p.x, p.y, s * 0.6, spec.smoke ?? 0x1a1a1a, 0.5); this.burst(p.x, p.y, s, 5, col, { speed: 1.2, tex: 'dot', life: 0.5, g: 2 }); break; } case 'beam': case 'bolt': { const a = this._viewOf(ex.from ?? ex.src) || (spec.a === 'bolt' ? null : at.v); const b = this._viewOf(ex.to ?? ex.target) || (a === at.v ? null : at.v); if (a && b && a !== b) this._beam(a, b, col, spec.a === 'bolt' ? 0.28 : 0.4, spec.a === 'bolt' ? 1 : 0.4); else this.strike(at.x, at.y, at.z, col); break; } case 'flame': { // at the event's spot (the locked target), not snapped onto the dragon hovering 0.25 tile from it const fx0 = Number(x), fy0 = Number(y); this._flame(ex.id ?? ex.src ?? null, ex.target ?? ex.to ?? null, fx0, fy0, r, col, Math.max(0.2, dur || 0.5)); break; } case 'strike': case 'pillar': this.strike(at.x, at.y, at.z, col, spec.a === 'pillar'); break; case 'volley': { const list = Array.isArray(ex.targets) ? ex.targets.slice(0, 12) : []; const src = this._viewOf(ex.src ?? ex.id); for (const id of list) { const t = this._viewOf(id); if (!t) continue; if (src && src !== t) this.attack(src, t, 'arrow'); else { const q = this._chest(t, this._q); this.burst(q.x, q.y, q.s, 4, col, { speed: 2, life: 0.3 }); } } if (!list.length) this.burst(p.x, p.y, s, 6, col, { speed: 2.4, life: 0.35 }); break; } case 'lp': this.leak(); break; case 'element': { const el = ex.element; const c2 = el === 'burn' ? 0xff7a33 : el === 'neural' ? 0xff5ad0 : el === 'necrosis' || el === 'apoptosis' ? 0x9dff6a : el === 'erosion' ? 0x6fe0ff : col; this.particle('glow', p.x, p.y, { tint: c2, life: 0.45, s0: s / 128 * 1.2, s1: s / 128 * 2.6, a0: 1, a1: 0 }); this.ring(at.x, at.y, at.z, 0.2, 1.5, c2, 0.55); this.burst(p.x, p.y, s, 12, c2, { speed: 3, life: 0.5 }); break; } default: { this.particle('spark', p.x, p.y, { tint: col, life: 0.35, s0: s / 64 * 0.6, s1: 0, a0: 0.9, a1: 0, rot: Math.random() }); this.particle('glow', p.x, p.y, { tint: col, life: 0.3, s0: s / 128 * 0.4, s1: s / 128 * 0.9, a0: 0.6, a1: 0 }); this.burst(p.x, p.y, s, 4, col, { speed: 1.6, tex: 'dot', life: 0.35 }); } } } /** * An explosion on the ground at (x, y, z) of radius r tiles: fireball in `col`, a white flash, a shockwave and a * coloured ring on the ground, sparks and smoke. o.heavy (bombard, airstrike …): longer, more sparks, debris flying * and a scorch mark; o.small (shell impacts): no coloured ring, fewer sparks; o.tiles: flash those tiles too. */ explosion(x, y, z, r, col, o = NO_OPTS) { const cam = this.ctx.cam(); const g = cam.project(x, y, z + 0.3, this._g); const gx = g.x, gy = g.y, s = g.s; const R = Math.max(0.4, r), heavy = !!o.heavy, small = !!o.small, rich = this.rich; this.particle('glow', gx, gy, { tint: col, life: heavy ? 0.5 : small ? 0.3 : 0.4, s0: (s / 128) * (0.7 + R * 0.7), s1: (s / 128) * (1.2 + R * 1.2), a0: 1, a1: 0 }); this.particle('flare', gx, gy, { tint: 0xfff4e0, life: heavy ? 0.28 : 0.18, s0: (s / 128) * (0.9 + R * 0.7), s1: (s / 128) * (0.3 + R * 0.2), a0: 1, a1: 0, rot: Math.random() * 3 }); this.ring(x, y, z, 0.1, R * 1.1, 0xfff0d8, heavy ? 0.42 : 0.3, 'shock'); if (!small) this.ring(x, y, z, 0.15, R, col, heavy ? 0.6 : 0.45); this.burst(gx, gy, s, Math.round((small ? 4 : 6) + R * (heavy ? 6 : 3)), col, { speed: 1.8 + R, life: heavy ? 0.6 : 0.45, up: 0.5 }); this.smoke(gx, gy - s * 0.15, s * (0.35 + R * 0.35), o.smoke ?? 0x2a2522, heavy ? 0.5 : 0.35); if (rich && heavy) { // debris: dark chunks and hot embers thrown up, falling back for (let i = 0; i < 8; i++) { const a = -Math.PI * (0.15 + Math.random() * 0.7), v = s * (1.6 + Math.random() * 1.8); const hot = i % 2 === 0; this.particle(hot ? 'dot' : 'shard', gx, gy, { add: hot, tint: hot ? col : 0x2e2620, vx: Math.cos(a) * v, vy: Math.sin(a) * v, g: s * 5, life: 0.55 + Math.random() * 0.25, s0: (s / 32) * (hot ? 0.16 : 0.2), s1: (s / 32) * (hot ? 0.04 : 0.14), a0: 1, a1: hot ? 0 : 0.4, spin: (Math.random() - 0.5) * 14, }); } // a scorch mark fading on the ground (flattened like the ground under the camera) const c = cam.project(x, y, z + 0.01, this._p); const cx = c.x, cy = c.y; const flat = clamp((cy - cam.project(x, y + 1, z + 0.01, this._q).y) / Math.max(1, c.s), 0.25, 1); this.particle('soft', cx, cy, { add: false, tint: 0x000000, life: 1.6, s0: (c.s / 128) * R * 1.5 * flat, s1: (c.s / 128) * R * 1.6 * flat, sx: 1 / flat, a0: 0.4, a1: 0 }); } if (o.tiles) this.tileFlash(o.tiles, col, 0.45); } /** Dark (normal-blend) smoke puff. */ smoke(x, y, size, tint, alpha = 0.45) { this.particle('smoke', x, y, { add: false, tint, life: 0.8, s0: size / 128 * 0.9, s1: size / 128 * 2, a0: alpha, a1: 0 }); } /** Motion streak between two world points at height z (dash / pull / blink trails). */ streak(x0, y0, x1, y1, z, tint, life = 0.3) { const cam = this.ctx.cam(); const a = cam.project(x0, y0, z, this._p), ax = a.x, ay = a.y; const b = cam.project(x1, y1, z, this._q); const len = Math.hypot(b.x - ax, b.y - ay); if (len < 2) return; const th = Math.max(0.05, (b.s * 0.3) / 32); this.particle('streak', b.x, b.y, { tint, life, s0: th, s1: th * 0.5, sx: len / 128 / th, a0: 0.8, a1: 0, rot: Math.atan2(b.y - ay, b.x - ax), anchorX: 1 }); } /** Light strike from the sky onto a point (lightning / skill strikes / columns). */ strike(x, y, z, tint, wide = false) { const cam = this.ctx.cam(); const g = cam.project(x, y, z); this.particle('pillar', g.x, g.y, { tint, life: 0.4, s0: g.s / 64 * (wide ? 1.2 : 0.7), s1: g.s / 64 * (wide ? 0.9 : 0.2), a0: 1, a1: 0, sx: wide ? 1 : 0.5, ay: 1 }); this.particle('glow', g.x, g.y - g.s * 0.2, { tint, life: 0.3, s0: g.s / 128 * 0.8, s1: g.s / 128 * 1.6, a0: 0.9, a1: 0 }); this.ring(x, y, z, 0.1, wide ? 1.2 : 0.7, tint, 0.35); this.burst(g.x, g.y - g.s * 0.2, g.s, 6, tint, { speed: 2.4, life: 0.35 }); } /** Floating label ('!', '+10') at a screen point, using the damage-number pool. */ numberAt(x, y, label, tint, life = 0.8) { const P = this.P; if (this.labels.length >= 24) { const o = this.labels.shift(); o.t.destroy(); } const t = new P.BitmapText(String(label), { fontName: DMG_STYLE.true.font, fontSize: 26, align: 'center' }); t.anchor.set(0.5, 1); t.tint = tint; t.position.set(x, y); this.ctx.layers.text.addChild(t); this.labels.push({ t, y0: y, life: 0, max: life }); } _updateLabels(dt) { let w = 0; for (const l of this.labels) { l.life += dt; if (l.life >= l.max) { l.t.destroy(); continue; } const k = l.life / l.max; l.t.position.y = l.y0 - 22 * easeOut(k); l.t.alpha = k > 0.6 ? 1 - (k - 0.6) / 0.4 : 1; l.t.scale.set(k < 0.12 ? 0.6 + (k / 0.12) * 0.5 : 1.1 - Math.min(0.1, k - 0.12)); this.labels[w++] = l; } this.labels.length = w; } /** Persistent ground area: soft disc + pulsing edge ring for `dur` real seconds (telegraphs pulse faster). */ zone(x, y, z, r, tint, dur, tex = 'soft', warn = false) { const P = this.P; const disc = new P.Sprite(this.tex[tex === 'ring' ? 'soft' : tex] || this.tex.soft); disc.anchor.set(0.5); disc.blendMode = P.BLEND_MODES.ADD; disc.tint = tint; const edge = new P.Sprite(this.tex.ring); edge.anchor.set(0.5); edge.blendMode = P.BLEND_MODES.ADD; edge.tint = tint; this._onGround(disc, y, z); this._onGround(edge, y, z); this.zones.push({ disc, edge, x, y, z, r, t: 0, dur, warn }); if (this.zones.length > 24) this._freeZone(this.zones.shift()); } _freeZone(zn) { zn.disc.destroy(); zn.edge.destroy(); } _updateZones(dt) { const cam = this.ctx.cam(); const p = this._p, q = this._q; let w = 0; for (const zn of this.zones) { zn.t += dt; if (zn.t >= zn.dur) { this._freeZone(zn); continue; } const k = zn.t / zn.dur; const grow = Math.min(1, zn.t / 0.25); const rad = zn.r * (0.35 + 0.65 * easeOut(grow)); cam.project(zn.x, zn.y, zn.z + 0.02, p); cam.project(zn.x, zn.y + rad, zn.z + 0.02, q); const rx = p.s * rad, ry = Math.max(1, p.y - q.y); const fade = k > 0.8 ? (1 - k) / 0.2 : 1; const pulse = zn.warn ? 0.55 + 0.45 * Math.abs(Math.sin(zn.t * 7)) : 0.8 + 0.2 * Math.sin(zn.t * 3); zn.disc.position.set(p.x, p.y); zn.disc.scale.set((rx * 2) / 128, (ry * 2) / 128); zn.disc.alpha = (zn.warn ? 0.35 : 0.28) * fade * pulse; zn.edge.position.set(p.x, p.y); zn.edge.scale.set((rx * 2.1) / 128, (ry * 2.1) / 128); zn.edge.alpha = 0.75 * fade * pulse; this.zones[w++] = zn; } this.zones.length = w; } /** Flash a set of tiles ([[r,c]]) on the ground (telegraphed boxes, blast tiles). */ tileFlash(tiles, tint, dur, warn = false) { if (!Array.isArray(tiles) || !tiles.length) return; this.tileFlashes.push({ tiles: tiles.slice(0, 60), tint, dur: Math.max(0.2, dur), t: 0, warn }); if (this.tileFlashes.length > 12) this.tileFlashes.shift(); } _updateTileFlashes(dt) { const g = this.tileGfx; g.clear(); if (!this.tileFlashes.length) return; const cam = this.ctx.cam(); const p = this._p; let w = 0; for (const f of this.tileFlashes) { f.t += dt; if (f.t >= f.dur) continue; const k = f.t / f.dur; const a = (f.warn ? 0.35 + 0.35 * Math.abs(Math.sin(f.t * 7)) : 0.55 * (1 - k)) * (k > 0.85 ? (1 - k) / 0.15 : 1); for (const [r, c] of f.tiles) { const z = (this.ctx.heightAt ? this.ctx.heightAt(r, c) : 0) + 0.015; const pts = []; for (const [dx, dy] of [[-0.46, 0.46], [0.46, 0.46], [0.46, -0.46], [-0.46, -0.46]]) { cam.project(c + dx, r + dy, z, p); pts.push(p.x, p.y); } g.lineStyle(Math.max(1, p.s * 0.03), f.tint, Math.min(1, a * 1.6)); g.beginFill(f.tint, a * 0.6); g.drawPolygon(pts); g.endFill(); } this.tileFlashes[w++] = f; } this.tileFlashes.length = w; } /** Full-screen colour pulse (field-wide telegraphs, cold wind). */ flashScreen(tint, alpha = 0.4, dur = 0.6) { this.tintT = dur; this.tintDur = dur; this.tintA = alpha; this.tintSprite.tint = tint; } /** A short flurry of snow over the field (cold wind). */ snowfall(tint) { const size = this.ctx.screenSize(); for (let i = 0; i < (this.quality === 'low' ? 10 : 26); i++) { this.particle('dot', Math.random() * size.width, Math.random() * size.height * 0.7, { tint, vx: 30 + Math.random() * 40, vy: 60 + Math.random() * 60, life: 1 + Math.random() * 0.6, s0: 0.25 + Math.random() * 0.3, s1: 0.1, a0: 0.8, a1: 0, fadeIn: 0.2 }); } } /** Leak: objective flash + red screen vignette pulse. */ leak() { this.vigT = 0.9; } /** Screen-space pop (bond layer gain / bounty coins). `icon` = texture or null. */ pop(icon, label, tint, i = 0) { const P = this.P; const size = this.ctx.screenSize(); const top = this.ctx.fieldTop ? this.ctx.fieldTop() : size.height * 0.2; const c = new P.Container(); const x = size.width / 2 + (i % 5 - 2) * 70; c.position.set(x, top); if (icon) { const glow = new P.Sprite(this.tex.glow); glow.anchor.set(0.5); glow.tint = tint; glow.blendMode = P.BLEND_MODES.ADD; glow.scale.set(0.9); const sp = new P.Sprite(icon); sp.anchor.set(0.5); sp.tint = tint; // 46 px along its longer side. A bond icon (app.js 'layer': PIXI.Texture.from(url)) is a 1×1 placeholder until // its image has loaded: sized from that it was drawn 46× too big, ~5000 px over the whole screen for the pop's // 1.4 s (user playtest #4 item 13) — so it is sized once its texture is valid, and hidden until then. const fit = () => { if (sp.destroyed) return; sp.scale.set(46 / Math.max(1, icon.width, icon.height)); sp.visible = true; }; if (icon.valid) fit(); else { sp.visible = false; icon.once('update', fit); } c.addChild(glow, sp); } if (label) { const t = new P.BitmapText(label, { fontName: DMG_STYLE.heal.font, fontSize: 26 }); t.anchor.set(0, 0.5); t.position.set(26, 0); if (tint === COLORS.gold) t.tint = 0xffe066; c.addChild(t); } this.ctx.layers.screen.addChild(c); this.pops.push({ c, t: 0, dur: 1.4, y0: top }); if (this.pops.length > 12) { const o = this.pops.shift(); o.c.destroy({ children: true }); } } _updatePops(dt) { let w = 0; for (const p of this.pops) { p.t += dt; if (p.t >= p.dur) { p.c.destroy({ children: true }); continue; } const k = p.t / p.dur; p.c.position.y = p.y0 - 40 * easeOut(k); p.c.alpha = k < 0.15 ? k / 0.15 : k > 0.7 ? 1 - (k - 0.7) / 0.3 : 1; const s = k < 0.15 ? 0.6 + (k / 0.15) * 0.5 : 1.1 - Math.min(0.1, (k - 0.15)); p.c.scale.set(s); this.pops[w++] = p; } this.pops.length = w; } /** Remove everything (battle reset). */ clear() { for (const p of this.parts) this._freeParticle(p); this.parts.length = 0; for (const pr of this.projs) this._releaseProj(pr); this.projs.length = 0; for (const L of this.locks) this._freeLock(L); this.locks.length = 0; this._slashAt = null; for (const t of this.nums) this._releaseNum(t); this.nums.length = 0; for (const r of this.rings) { r.sp.visible = false; this.ringFree.push(r); } this.rings.length = 0; for (const a of this.auras.values()) a.sp.destroy({ children: true }); this.auras.clear(); for (const p of this.pops) p.c.destroy({ children: true }); this.pops.length = 0; this.beamList.length = 0; this.beams.clear(); for (const F of this.flames) this._freeFlame(F); this.flames.length = 0; this.vigT = 0; this.vignette.alpha = 0; for (const zn of this.zones) this._freeZone(zn); this.zones.length = 0; for (const l of this.labels) l.t.destroy(); this.labels.length = 0; this.tileFlashes.length = 0; this.tileGfx.clear(); this.tintT = 0; this.tintSprite.alpha = 0; } update(dt) { this.time += dt; this._updateParticles(dt); this._updateProjs(dt); this._updateLocks(dt); this._updateBeams(dt); this._updateFlames(dt); this._updateNums(dt); this._updateRings(dt); this._updateAuras(dt); this._updatePops(dt); this._updateZones(dt); this._updateLabels(dt); this._updateTileFlashes(dt); if (this.tintT > 0) { this.tintT = Math.max(0, this.tintT - dt); const size = this.ctx.screenSize(); this.tintSprite.width = size.width; this.tintSprite.height = size.height; this.tintSprite.alpha = Math.sin((this.tintT / this.tintDur) * Math.PI) * this.tintA * 0.35; } else if (this.tintSprite.alpha) this.tintSprite.alpha = 0; if (this.vigT > 0) { this.vigT = Math.max(0, this.vigT - dt); const size = this.ctx.screenSize(); this.vignette.width = size.width; this.vignette.height = size.height; this.vignette.alpha = Math.sin((this.vigT / 0.9) * Math.PI) * 0.55; } else if (this.vignette.alpha) this.vignette.alpha = 0; } get counts() { return { particles: this.parts.length, projectiles: this.projs.length, numbers: this.nums.length, rings: this.rings.length, auras: this.auras.size, locks: this.locks.length, flames: this.flames.length, promotions: this.promotions || 0 }; } destroy() { this.clear(); this.addPc.destroy({ children: true }); this.normPc.destroy({ children: true }); this.projLayer.destroy({ children: true }); this.shadowLayer.destroy({ children: true }); this.lockFree.length = 0; this.projFree.length = 0; this.freeAdd.length = 0; this.freeNorm.length = 0; this.beams.destroy(); this.vignette.destroy(); this.tileGfx.destroy(); this.tintSprite.destroy(); for (const list of this._numPools.values()) for (const t of list) t.text.destroy(); this._numPools.clear(); } } const easeOut = (t) => 1 - (1 - t) * (1 - t);