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storm.js
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storm.js
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class Storm {
constructor(basin, data) {
this.basin = basin instanceof Basin && basin;
this.current = data instanceof ActiveSystem && data;
this.id = undefined;
if (this.current) basin.fetchSeason(-1, true, true).addSystem(this);
this.TC = false;
this.inBasinTC = false;
this.sbData = {};
this.rotation = random(TAU);
this.rotationUpdateTimestamp = performance.now();
this.designations = {
primary: [],
secondary: [],
};
this.birthTime = this.current ? basin.tick : undefined; // tick formed as a disturbance/low
this.formationTime = undefined; // tick formed as a TC
this.enterTime = undefined; // tick formed in/entered basin as a TC
this.exitTime = undefined; // tick degenerated in/left basin as a TC
this.dissipationTime = undefined; // tick degenerated/dissipated as a TC
this.deathTime = undefined; // tick completely dissipated/left map
this.record = [];
this.peak = undefined;
this.windPeak = undefined;
this.ACE = 0;
this.deaths = 0;
this.damage = 0;
this.landfalls = 0;
if (!this.current && data instanceof LoadData) this.load(data);
}
originSeason() {
return this.basin.getSeason(this.birthTime);
}
statisticalSeason() {
return this.inBasinTC
? this.basin.getSeason(this.enterTime)
: this.originSeason();
}
aliveAt(t) {
return t >= this.birthTime && (!!this.current || t < this.deathTime);
}
getStormDataByTick(t, allowCurrent) {
if (!this.aliveAt(t)) return null;
if (t === this.basin.tick) {
if (allowCurrent) return this.current;
const lastRecord = this.record[this.record.length - 1];
return lastRecord !== undefined ? lastRecord : null;
}
const index = floor(t / ADVISORY_TICKS) - ceil(this.birthTime / ADVISORY_TICKS);
return this.record[index];
}
get_tick_from_record_index(i) {
return (ceil(this.birthTime / ADVISORY_TICKS) + i) * ADVISORY_TICKS;
}
getNameByTick(t) {
let D = this.designations;
let str = '';
if (this.aliveAt(t)) {
let p;
let s = [];
let snamed;
D.primary.forEach(d => {
if (!(d instanceof Designation)) return;
let e = d.activeAt(t);
if (e) {
if (!p) p = d;
else if (!p.isName() && d.isName()) p = d;
else if (e > p.activeAt(t) && (!p.isName() || d.isName())) p = d;
}
});
D.secondary.forEach(d => {
if (!(d instanceof Designation)) return;
if (d.activeAt(t)) {
if (d.isName() && !snamed) {
s = [];
snamed = true;
}
if (d.isName() || !snamed) s.push(d);
}
});
s.sort((a, b) => a.effectiveTicks[0] - b.effectiveTicks[0]);
let ii;
for (let i = s.length - 1; i >= 0; i--) {
if (p && p.isName()) break;
if (s[i].isName() || !p) {
p = s[i];
ii = i;
}
}
if (ii !== undefined) s.splice(ii, 1);
if (p) {
str += p.value;
if (s.length > 0 && (snamed || !p.isName())) {
str += ' (';
for (let i = 0; i < s.length; i++) {
if (i > 0) str += ', ';
str += s[i].value;
}
str += ')';
}
}
} else {
let p = [];
let s = [];
let pnamed;
let snamed;
for (let i = 0; i < D.primary.length; i++) {
let d = D.primary[i];
if (!(d instanceof Designation)) continue;
if (d.isName() && !pnamed) {
p = [];
pnamed = true;
}
if (d.isName() || !pnamed) p.push(d);
}
p.sort((a, b) => a.effectiveTicks[0] - b.effectiveTicks[0]);
for (let i = 0; i < D.secondary.length; i++) {
let d = D.secondary[i];
if (!(d instanceof Designation)) continue;
if (d.isName() && !snamed) {
s = [];
snamed = true;
}
if (d.isName() || !snamed) s.push(d);
}
s.sort((a, b) => a.effectiveTicks[0] - b.effectiveTicks[0]);
let ii;
for (let i = s.length - 1; i >= 0; i--) {
if (p.length > 0 && pnamed) break;
if (s[i].isName() || p.length < 1) {
p = [];
p.push(s[i]);
if (s[i].isName()) pnamed = true;
ii = i;
}
}
if (ii !== undefined) s.splice(ii, 1);
for (let i = 0; i < p.length; i++) {
if (i > 0) str += '-';
if (t === -2) str += p[i].truncate();
else str += p[i].value;
}
if (s.length > 0 && (snamed || !pnamed) && t !== -2) {
str += ' (';
for (let i = 0; i < s.length; i++) {
if (i > 0) str += ', ';
str += s[i].value;
}
str += ')';
}
}
return str;
}
getFullNameByTick(t) {
let basin = this.basin;
let data = t === "peak" ? this.windPeak : this.getStormDataByTick(t);
let name = this.getNameByTick(t === 'peak' ? -1 : t);
let ty = data ? data.type : null;
let clsnNom = data ? basin.getScale(land.getSubBasin(data.coord())).getStormNom(data) : null;
let hasbeenTC;
if (t === 'peak') hasbeenTC = this.TC;
else if (t >= this.formationTime) hasbeenTC = true;
else hasbeenTC = false;
let str = '';
if (!name) str += 'Unnamed ';
switch (ty) {
case TROP:
case SUBTROP:
str += clsnNom;
if (name) str += ' ' + name;
break;
case TROPWAVE:
if (hasbeenTC) {
if (name) str += 'Remnants of ' + name;
else str += 'Remnant Low';
} else {
if (name) str += 'Invest ' + name;
else str += 'Tropical Wave';
}
break;
case EXTROP:
if (hasbeenTC) {
str += 'Post-Tropical Cyclone';
if (name) str += ' ' + name;
} else {
if (name) str += 'Invest ' + name;
else str += 'Extratropical Cyclone';
}
break;
}
return str;
}
renderIcon() {
if (this.aliveAt(viewTick)) {
let basin = this.basin;
let adv = this.getStormDataByTick(viewTick);
let advC = this.getStormDataByTick(viewTick, true);
let advX = adv ? adv : advC;
let pr = advC.pressure;
let st = advC.windSpeed;
let pos = advC.pos;
let sb = land.getSubBasin(advX.coord());
let scale = basin.getScale(sb);
let scaleIconData = scale.getIcon(advX);
let ty = advX.type;
let name = this.getNameByTick(viewTick);
let timestamp = performance.now();
this.rotation -= 0.001 * (timestamp - this.rotationUpdateTimestamp) * pow(1.0115, min(270, st));
this.rotationUpdateTimestamp = timestamp;
let drawArms = () => {
let a = scaleIconData.arms;
if (tropOrSub(ty) && a) {
stormIcons.push();
if (basin.SHem) stormIcons.scale(1, -1);
stormIcons.rotate(this.rotation);
for (let i = 0; i < a; i++) {
if (i > 0) stormIcons.rotate(2 * PI / a);
stormIcons.beginShape();
stormIcons.vertex(DIAMETER * 5 / 8, -DIAMETER);
stormIcons.bezierVertex(DIAMETER * 5 / 8, -DIAMETER, -DIAMETER * 1 / 2, -DIAMETER * 7 / 8, -DIAMETER * 1 / 2, 0);
stormIcons.vertex(0, 0);
stormIcons.bezierVertex(-DIAMETER * 1 / 4, -DIAMETER * 5 / 8, DIAMETER * 5 / 8, -DIAMETER, DIAMETER * 5 / 8, -DIAMETER);
stormIcons.endShape();
}
stormIcons.pop();
}
};
stormIcons.push();
stormIcons.translate(pos.x, pos.y);
stormIcons.textAlign(CENTER, CENTER);
if (selectedStorm === this) {
stormIcons.noFill();
stormIcons.stroke(255);
if (ty === EXTROP) {
stormIcons.textSize(18);
stormIcons.text("L", 0, 0);
} else stormIcons.ellipse(0, 0, DIAMETER);
drawArms();
}
stormIcons.fill(scaleIconData.color);
stormIcons.noStroke();
if (ty !== EXTROP) stormIcons.ellipse(0, 0, DIAMETER);
drawArms();
if (ty === EXTROP) {
stormIcons.fill(COLORS.storm.extL);
stormIcons.textSize(18);
} else {
stormIcons.fill(brightness(scaleIconData.color) < 75 ? 240 : 0);
stormIcons.textSize(12);
}
stormIcons.textStyle(NORMAL);
stormIcons.text(tropOrSub(ty) ? scaleIconData.symbol : "L", 0, 0);
stormIcons.fill(0);
if (simSettings.showStrength) {
stormIcons.textSize(10);
stormIcons.text(`${displayWindspeed(floor(st), 1)}\n${floor(pr)} hPa`, 0, DIAMETER + 5);
}
if (name) {
stormIcons.textAlign(LEFT, CENTER);
stormIcons.textSize(14);
stormIcons.text(name, DIAMETER, 0);
}
stormIcons.pop();
}
}
renderTrack(newestSegment) {
if (simSettings.trackMode !== 3) {
if (this.inBasinTC || simSettings.trackMode === 1) {
if (newestSegment) {
if (this.record.length > 1 && (selectedStorm === this || selectedStorm === undefined)) {
let t = (this.record.length - 2) * ADVISORY_TICKS + ceil(this.birthTime / ADVISORY_TICKS) * ADVISORY_TICKS;
let adv = this.record[this.record.length - 2];
let col = this.basin.getScale(land.getSubBasin(adv.coord())).getColor(adv);
tracks.stroke(col);
let pos = adv.pos;
let nextPos = this.record[this.record.length - 1].pos;
if (simSettings.trackMode === 1 || (t >= this.formationTime && (!this.dissipationTime || t < this.dissipationTime))) tracks.line(pos.x, pos.y, nextPos.x, nextPos.y);
}
} else if (this.aliveAt(viewTick) || simSettings.trackMode === 2 || selectedStorm === this) {
for (let n = 0; n < this.record.length - 1; n++) {
let t = n * ADVISORY_TICKS + ceil(this.birthTime / ADVISORY_TICKS) * ADVISORY_TICKS;
if (simSettings.trackMode !== 1) {
if (t < this.formationTime) continue;
if (t >= this.dissipationTime) break;
}
let adv = this.record[n];
let col = this.basin.getScale(land.getSubBasin(adv.coord())).getColor(adv);
tracks.stroke(col);
let pos = adv.pos;
let nextPos = this.record[n + 1].pos;
tracks.line(pos.x, pos.y, nextPos.x, nextPos.y);
}
}
}
if (selectedStorm === this && this.basin.viewingPresent() && this.current) {
forecastTracks.clear();
const points = this.current.trackForecast;
let p0;
let p1 = this.record[this.record.length - 1].pos;
let rVec = createVector(0);
let r0 = 0;
let r1 = 0.01;
for (let hour of [12, 24, 36, 48, 60, 72, 96, 120]) {
const n = hour / ADVISORY_TICKS - 1;
r0 = r1;
r1 = hour * 0.7 / 2;
p0 = p1;
p1 = points[n];
forecastTracks.circle(p1.x, p1.y, r1 * 2);
forecastTracks.beginShape();
rVec.set(p1.x, p1.y);
rVec.sub(p0.x, p0.y);
rVec.rotate(PI / 2);
rVec.setMag(r0);
forecastTracks.vertex(p0.x + rVec.x, p0.y + rVec.y);
rVec.rotate(PI);
forecastTracks.vertex(p0.x + rVec.x, p0.y + rVec.y);
rVec.setMag(r1);
forecastTracks.vertex(p1.x + rVec.x, p1.y + rVec.y);
rVec.rotate(PI);
forecastTracks.vertex(p1.x + rVec.x, p1.y + rVec.y);
forecastTracks.endShape();
}
forecastTracks.erase(128, 0);
forecastTracks.rect(0, 0, WIDTH, HEIGHT);
forecastTracks.noErase();
}
}
}
updateStats(data) {
let basin = this.basin;
let w = data.windSpeed;
let p = data.pressure;
let type = data.type;
let year = basin.getSeason(-1);
let cSeason = basin.fetchSeason(year, false, true);
let prevAdvisory = this.record.length > 0 ? this.record[this.record.length - 1] : undefined;
let sub = land.getSubBasin(data.coord());
let prevSub = prevAdvisory ? land.getSubBasin(prevAdvisory.coord()) : sub;
let wasTCB4Update = prevAdvisory ? tropOrSub(prevAdvisory.type) : false;
let isTropical = tropOrSub(type);
let inBasinTropical = isTropical && basin.subInBasin(sub);
let prevInBasinTropical = wasTCB4Update && basin.subInBasin(prevSub);
if (!this.TC && isTropical) {
this.TC = true;
this.formationTime = basin.tick;
this.peak = undefined;
this.windPeak = undefined;
}
if (!this.inBasinTC && inBasinTropical) {
this.inBasinTC = true;
this.enterTime = basin.tick;
this.peak = undefined;
this.windPeak = undefined;
this.ACE = 0;
this.damage = 0;
this.deaths = 0;
this.landfalls = 0;
if (wasTCB4Update) refreshTracks(true);
}
let newACE = 0;
if (w >= ACE_WIND_THRESHOLD && (inBasinTropical || (isTropical && !this.inBasinTC))) {
newACE = pow(w, 2) / ACE_DIVISOR;
this.ACE += newACE;
this.ACE = round(this.ACE * ACE_DIVISOR) / ACE_DIVISOR;
}
for (let subId of basin.forSubBasinChain(sub)) {
let sb = basin.subBasins[subId];
let classification = basin.getScale(subId).get(data);
// update classification counters and most intense storm for sub-basin
if (basin.subInBasin(subId)) {
let stats = cSeason.stats(subId);
let cCounters = stats.classificationCounters;
if (isTropical) {
for (let i = 0; i <= classification; i++) {
if (!this.subBasinData(subId, year, i, true)) cCounters[i]++;
}
stats.update_most_intense(cSeason, this, data);
}
stats.addACE(newACE);
}
// apply secondary (PAGASA-style) designations
if (sb instanceof SubBasin && sb.designationSystem) {
let ds = sb.designationSystem;
let desArray = this.designations.secondary;
let numThresh = basin.getScale(subId).numberingThreshold;
if (ds.numbering.threshold !== undefined) numThresh = ds.numbering.threshold;
let nameThresh = basin.getScale(subId).namingThreshold;
if (ds.naming.threshold !== undefined) nameThresh = ds.naming.threshold;
if (ds.secondary) {
if (ds.numbering.enabled && isTropical && classification >= numThresh && !this.subBasinData(subId, year, 'num', true)) {
let desig = ds.getNewNum();
if (desig) desArray.push(desig);
}
if (ds.naming.mainLists.length > 0 && isTropical && classification >= nameThresh && !this.subBasinData(subId, year, 'name', true)) {
let desig = ds.getNewName();
if (desig) desArray.push(desig);
}
}
}
}
// apply primary designations
let primaryDesSBs = basin.relevantPrimaryDesignationSubBasins(sub);
let numberingSB = basin.subBasins[primaryDesSBs.numbering];
let namingSB = basin.subBasins[primaryDesSBs.naming];
let numberingDS;
let namingDS;
if (numberingSB instanceof SubBasin) numberingDS = numberingSB.designationSystem;
if (namingSB instanceof SubBasin) namingDS = namingSB.designationSystem;
let desArray = this.designations.primary;
let designated;
let subId;
let ds;
let classification;
let threshold;
let flag;
for (let isNaming = 0; isNaming <= 1; isNaming++) {
if (isNaming) {
subId = primaryDesSBs.naming;
threshold = basin.getScale(subId).namingThreshold;
if (!namingDS) {
if (isTropical && !this.subBasinData(sub, year, 'name', true)) designated = true;
continue;
}
ds = namingDS.naming;
flag = 'name';
} else {
subId = primaryDesSBs.numbering;
threshold = basin.getScale(subId).numberingThreshold;
if (!numberingDS) {
if (isTropical && !this.subBasinData(sub, year, 'num', true)) designated = true;
continue;
}
ds = numberingDS.numbering;
flag = 'num';
}
classification = basin.getScale(subId).get(data);
if (ds.threshold !== undefined) threshold = ds.threshold;
let altPre = primaryDesSBs.altPre;
let altSuf = primaryDesSBs.altSuf;
if (isTropical && classification >= threshold && !this.subBasinData(subId, year, flag, true)) {
let findold = false;
let keep = false;
switch (ds.crossingMode) {
case DESIG_CROSSMODE_ALWAYS:
findold = true;
break;
case DESIG_CROSSMODE_REGEN:
case DESIG_CROSSMODE_STRICT_REGEN:
// let a = data;
// for(let i=this.record.length-1;i>=0;i--){
// if(tropOrSub(this.record[i].type)) a = this.record[i];
// else break;
// }
// let lastFormedSB = land.getSubBasin(a.pos.x,a.pos.y);
// lastFormedSB = basin.relevantPrimaryDesignationSubBasins(lastFormedSB);
// if(isNaming) lastFormedSB = lastFormedSB.naming;
// else lastFormedSB = lastFormedSB.numbering;
// if(lastFormedSB!==subId) keep = true;
// else if(ds.crossingMode===DESIG_CROSSMODE_REGEN) findold = true;
// break;
case DESIG_CROSSMODE_KEEP:
keep = true;
break;
}
let reused = false;
if (findold) {
for (let i = 0; i < desArray.length; i++) {
let d = desArray[i];
if (d.subBasin === subId && (isNaming ? d.isName() : !d.isName())) {
d.show(basin.tick);
reused = true;
designated = true;
break;
}
}
} else if (keep) {
for (let i = 0; i < desArray.length; i++) {
let d = desArray[i];
if (d.activeAt(basin.tick) && (isNaming ? d.isName() : !d.isName())) {
reused = true;
designated = true;
break;
}
}
}
if (!reused) {
let desig;
if (isNaming) desig = namingDS.getNewName();
else desig = numberingDS.getNewNum(altPre, altSuf);
if (desig) {
desArray.push(desig);
designated = true;
}
}
}
}
if (designated) {
for (let i = 0; i < desArray.length; i++) {
let d = desArray[i];
let dSubId = d.subBasin;
subId = d.isName() ? primaryDesSBs.naming : primaryDesSBs.numbering;
if (dSubId !== subId && d.activeAt(basin.tick)) {
// let dsb = basin.subBasins[dSubId];
// if(dsb instanceof SubBasin && dsb.designationSystem){
// let dds = dsb.designationSystem;
// let cm;
// if(d.isName()) cm = dds.naming.crossingMode;
// else cm = dds.numbering.crossingMode;
// }
flag = d.isName() ? 'name' : 'num';
this.subBasinData(dSubId, year, flag, false);
}
}
}
if (wasTCB4Update && !isTropical) this.dissipationTime = basin.tick;
if (!wasTCB4Update && isTropical) {
this.dissipationTime = undefined;
if (this.formationTime !== basin.tick) refreshTracks(true);
}
if (prevInBasinTropical && !inBasinTropical) this.exitTime = basin.tick;
if (!prevInBasinTropical && inBasinTropical) this.exitTime = undefined;
if ((!this.inBasinTC && (!this.TC || isTropical)) || inBasinTropical) {
if (!this.peak)
this.peak = data;
else if (p < this.peak.pressure)
this.peak = data;
if (!this.windPeak)
this.windPeak = data;
else if (w > this.windPeak.windSpeed)
this.windPeak = data;
}
cSeason.modified = true;
basin.fetchSeason(this.originSeason(), false, true).modified = true;
}
subBasinData(sub, season, c, set) {
if (!this.sbData[sub]) this.sbData[sub] = {};
let l = this.sbData[sub];
if (typeof c === 'number') {
if (!l.classLog) l.classLog = {};
l = l.classLog;
if (!l[season]) l[season] = {};
l = l[season];
let v = l[c];
if (set !== undefined) l[c] = set;
return v;
}
if (c === 'num') {
let v = l.numFlag;
if (set !== undefined) l.numFlag = set;
return v;
}
if (c === 'name') {
let v = l.nameFlag;
if (set !== undefined) l.nameFlag = set;
return v;
}
}
save() {
let obj = {};
for (let p of [
'id',
'birthTime',
'deaths',
'damage',
'landfalls'
]) obj[p] = this[p];
obj.record = StormData.saveArr(this.record);
obj.designations = {};
obj.designations.primary = [];
obj.designations.secondary = [];
let P = this.designations.primary;
let S = this.designations.secondary;
for (let i = 0; i < P.length; i++) {
obj.designations.primary.push(P[i].save());
}
for (let i = 0; i < S.length; i++) {
obj.designations.secondary.push(S[i].save());
}
if (this.current) obj.sbData = this.sbData;
return obj;
}
load(loadData) {
if (loadData instanceof LoadData) {
let basin = this.basin;
let nameNum;
let namedTime;
let depNum;
let designations;
if (loadData.format >= FORMAT_WITH_INDEXEDDB) {
let obj = loadData.value;
this.record = StormData.loadArr(basin, loadData.sub(obj.record));
for (let p of [
'id',
'birthTime',
'deaths',
'damage',
'landfalls'
]) this[p] = obj[p];
if (!this.birthTime) this.birthTime = 0;
if (!this.deaths) this.deaths = 0;
if (!this.damage) this.damage = 0;
if (!this.landfalls) this.landfalls = 0;
if (obj.depressionNum !== undefined) depNum = obj.depressionNum;
if (obj.nameNum !== undefined) nameNum = obj.nameNum;
if (obj.designations !== undefined) designations = obj.designations;
if (obj.sbData) {
this.sbData = obj.sbData;
if (loadData.format < FORMAT_WITH_SCALES) { // convert from pre-v0.2 values
for (let sub in this.sbData) {
let l = this.sbData[sub].classLog;
if (l) {
for (let s in l) {
let l1 = l[s];
let l2 = {};
for (let c in l1) {
let n = +c;
if (l1[c] !== undefined) {
l2[Scale.convertOldValue(n)] = l1[c];
if (c === '5') l2['6'] = l1[c];
}
}
l[s] = l2;
}
}
}
}
}
} else {
let data = loadData.value;
data = data.split(".");
let numData = decodeB36StringArray(data[0]);
this.record = StormData.loadArr(basin, loadData.sub(data[1]));
this.damage = numData.pop() * DAMAGE_DIVISOR || 0;
this.deaths = numData.pop() || 0;
this.birthTime = numData.pop() || 0;
nameNum = numData.pop();
if (nameNum < 0) nameNum = undefined;
depNum = numData.pop();
if (depNum < 0) depNum = undefined;
this.id = numData.pop() || 0;
}
for (let i = 0; i < this.record.length; i++) {
let d = this.record[i];
let sub = land.getSubBasin(d.coord());
let trop = tropOrSub(d.type);
let inBasinTrop = trop && basin.subInBasin(sub);
let t = (i + ceil(this.birthTime / ADVISORY_TICKS)) * ADVISORY_TICKS;
let yr = basin.getSeason(t);
if (trop && !this.formationTime) this.formationTime = t;
if (trop && this.dissipationTime) this.dissipationTime = undefined;
if (!trop && this.formationTime && !this.dissipationTime) this.dissipationTime = t;
if (inBasinTrop && !this.enterTime) this.enterTime = t;
if (inBasinTrop && this.exitTime) this.exitTime = undefined;
if (!inBasinTrop && this.enterTime && !this.exitTime) this.exitTime = t;
let clsn = Scale.extendedSaffirSimpson.get(d); // hardcoded to extended Saffir-Simpson since this is only used for backwards-compatibility
if (inBasinTrop && !namedTime && clsn >= 1) namedTime = t; // backwards-compatibility name conversion
if (loadData.format < FORMAT_WITH_STORM_SUBBASIN_DATA && inBasinTrop) {
for (let subId of basin.forSubBasinChain(sub)) {
for (let j = 0; j <= clsn; j++) this.subBasinData(subId, yr, j, true);
}
this.subBasinData(this.basin.mainSubBasin, yr, 'num', true);
if (clsn >= 1) this.subBasinData(this.basin.mainSubBasin, yr, 'name', true);
}
if (trop && !this.TC) {
this.TC = true;
this.peak = undefined;
this.windPeak = undefined;
}
if (inBasinTrop && !this.inBasinTC) {
this.inBasinTC = true;
this.peak = undefined;
this.windPeak = undefined;
this.ACE = 0;
}
if ((!this.inBasinTC && (!this.TC || trop)) || inBasinTrop) {
if (!this.peak)
this.peak = d;
else if (d.pressure < this.peak.pressure)
this.peak = d;
if (!this.windPeak)
this.windPeak = d;
else if (d.windSpeed > this.windPeak.windSpeed)
this.windPeak = d;
}
if (d.windSpeed >= ACE_WIND_THRESHOLD && (inBasinTrop || (trop && !this.inBasinTC))) {
this.ACE *= ACE_DIVISOR;
this.ACE += pow(d.windSpeed, 2);
this.ACE /= ACE_DIVISOR;
}
}
this.ACE = round(this.ACE * ACE_DIVISOR) / ACE_DIVISOR;
for (let a of basin.activeSystems) {
if (a.storm instanceof StormRef) {
if (a.storm.season === loadData.season && a.storm.refId === this.id) {
this.current = a;
a.storm = this;
}
}
}
if (!this.current) this.deathTime = (this.record.length - 1 + ceil(this.birthTime / ADVISORY_TICKS)) * ADVISORY_TICKS + 1;
if (this.TC && !this.dissipationTime) this.dissipationTime = this.deathTime;
if (this.inBasinTC && !this.exitTime) this.exitTime = this.dissipationTime;
if (designations) {
let P = designations.primary;
let S = designations.secondary;
for (let i = 0; i < P.length; i++) {
this.designations.primary.push(new Designation(loadData.sub(P[i])));
}
for (let i = 0; i < S.length; i++) {
this.designations.secondary.push(new Designation(loadData.sub(S[i])));
}
} else {
let sb = basin.subBasins[this.basin.mainSubBasin];
if (sb instanceof SubBasin && sb.designationSystem) { // converts pre-v20191004a designations; needs testing
if (nameNum !== undefined) {
let desig = sb.designationSystem.getName(namedTime, basin.getSeason(namedTime), nameNum);
if (desig) this.designations.primary.push(desig);
}
if (depNum !== undefined) {
let desig = sb.designationSystem.getNum(this.enterTime, depNum);
if (desig) this.designations.primary.push(desig);
}
}
}
}
}
}
class StormRef {
constructor(basin, s) {
if (basin instanceof Basin) this.basin = basin;
if (s instanceof Storm) {
this.season = s.originSeason();
this.refId = s.id;
this.lastApplicableAt = s.deathTime;
this.ref = undefined;
} else if (s instanceof LoadData) {
this.season = undefined;
this.refId = undefined;
this.ref = undefined;
this.lastApplicableAt = undefined;
this.load(s);
}
}
fetch() {
let basin = this.basin;
if (this.ref && basin.seasons[this.season]) return this.ref;
let seas = basin.fetchSeason(this.season);
if (seas) this.ref = seas.fetchSystemById(this.refId);
else {
basin.fetchSeason(this.season, false, false, s => {
this.ref = s.fetchSystemById(this.refId);
});
return null;
}
return this.ref;
}
save() {
let obj = {};
for (let p of ['refId', 'season', 'lastApplicableAt']) obj[p] = this[p];
return obj;
}
load(data) {
if (data instanceof LoadData) {
if (data.format >= FORMAT_WITH_INDEXEDDB) {
for (let p of ['refId', 'season', 'lastApplicableAt']) this[p] = data.value[p];
} else {
let str = data.value;
let arr = decodeB36StringArray(str);
this.season = arr.pop();
this.refId = arr.pop();
}
}
}
}
class StormData {
constructor(basin, x, y, p, w, t) {
if (basin instanceof Basin) this.basin = basin;
this.pos = undefined;
this.pressure = undefined;
this.windSpeed = undefined; // in knots
this.type = undefined;
if (x instanceof LoadData) {
this.load(x, y);
} else {
this.pos = createVector(x, y);
this.pressure = p;
this.windSpeed = w;
this.type = t < STORM_TYPES ? t : EXTROP;
}
}
coord() {
return Coordinate.convertFromXY(this.basin.mapType, this.pos);
}
save() {
let obj = {};
let { longitude, latitude } = this.coord();
obj.pos = { longitude, latitude };
for (let p of ['pressure', 'windSpeed', 'type']) obj[p] = this[p];
return obj;
}
load(data, posInArr) {
if (data instanceof LoadData) {
if (data.format >= FORMAT_WITH_INDEXEDDB) {
let obj = data.value;
if (data.format >= FORMAT_WITH_LONG_LAT)
this.pos = Coordinate.convertToXY(this.basin.mapType, obj.pos.longitude, obj.pos.latitude);
else
this.pos = createVector(obj.pos.x, obj.pos.y);
for (let p of ['pressure', 'windSpeed', 'type']) this[p] = obj[p];
} else {
let str = data.value;
let arr = decodeB36StringArray(str);
this.type = arr.pop();
this.windSpeed = arr.pop();
this.pressure = arr.pop();
if (posInArr) this.pos = posInArr;
else {
let opts = {
p5Vec: true
};
this.pos = decodePoint(arr.pop(), opts);
}
}
}
}
static saveArr(arr) {
let longitude = [];
let latitude = [];
let pressure = [];
let windSpeed = [];
let type = [];
for (let d of arr) {
if (d instanceof StormData) {
let coord = d.coord();
longitude.push(coord.longitude);
latitude.push(coord.latitude);
pressure.push(constrain(d.pressure, 0, pow(2, 16) - 1));
windSpeed.push(constrain(d.windSpeed, 0, pow(2, 16) - 1));
type.push(d.type);
}
}
let obj = {};
obj.pos = { longitude: new Float32Array(longitude), latitude: new Float32Array(latitude) };
obj.pressure = new Uint16Array(pressure);
obj.windSpeed = new Uint16Array(windSpeed);
obj.type = new Uint8ClampedArray(type);
return obj;
}
static loadArr(basin, data) {
if (basin instanceof Basin && data instanceof LoadData) {
if (data.format >= FORMAT_WITH_INDEXEDDB) {
let obj = data.value;
let arr = [];
let x, y;
if (data.format >= FORMAT_WITH_LONG_LAT) {
let longitude = [...obj.pos.longitude];
let latitude = [...obj.pos.latitude];
x = [];
y = [];
for (let i = 0; i < longitude.length; i++) {
let vec = Coordinate.convertToXY(basin.mapType, longitude[i], latitude[i]);
x.push(vec.x);
y.push(vec.y);
}
} else {
x = [...obj.pos.x];
y = [...obj.pos.y];
}
let pressure = [...obj.pressure];
let windSpeed = [...obj.windSpeed];
let type = [...obj.type];
for (let i = 0; i < x.length; i++) {
arr[i] = new StormData(basin, x[i], y[i], pressure[i], windSpeed[i], type[i]);
}
return arr;
} else {
let str = data.value;
let arr = str.split("/");
let opts = {
p5Vec: true
};
let positions = decodePointArray(arr.shift(), opts);
for (let i = 0; i < arr.length; i++) {
arr[i] = new StormData(basin, data.sub(arr[i]), positions[i]);
}
return arr;
}
}
}
}
class ActiveSystem extends StormData {
constructor(basin, data) {
if (!(basin instanceof Basin)) return;
// if(data instanceof LoadData){
// super(basin);
// this.organization = undefined;
// this.lowerWarmCore = undefined;
// this.upperWarmCore = undefined;
// this.depth = undefined;
// }else{
// let sType = spawn ? spawn.sType : undefined;
// if(sType==="x") ext = true;
// let subt = false;
// if(sType==="sd"){
// sType = "d";
// subt = true;
// }
// if(sType==="ss"){
// sType = "s";
// subt = true;
// }
// let x, y, tooClose;
// if(spawn){
// x = spawn.x;
// y = spawn.y;
// }else{
// do{
// tooClose = false;
// x = random()<0.2 && !ext ?
// WIDTH-1:
// random(0,WIDTH-1);
// y = basin.hemY(ext ? basin.env.get("jetstream",x,0,basin.tick)+random(-75,75) : random(HEIGHT*0.7,HEIGHT*0.9));
// for(let i=0;i<basin.activeSystems.length;i++){
// let p = basin.activeSystems[i].pos;
// if(sqrt(sq(x-p.x)+sq(y-p.y))<50) tooClose = true;
// }
// }while(tooClose);
// }
// let p = spawn ?
// sType==="x" ? 1005 :
// sType==="l" ? 1015 :
// sType==="d" ? 1005 :
// sType==="s" ? 995 :
// sType==="1" ? 985 :
// sType==="2" ? 975 :
// sType==="3" ? 960 :
// sType==="4" ? 945 :
// sType==="5" ? 925 :
// sType==='6' ? 890 :
// sType==='7' ? 840 :
// sType==='8' ? 800 :
// sType==='9' ? 765 :
// sType==='10' ? 730 :
// sType==='y' ? 690 : 1000 :
// random(1000,1020);
// let w = spawn ?
// sType==="x" ? 15 :
// sType==="l" ? 15 :
// sType==="d" ? 25 :
// sType==="s" ? 45 :
// sType==="1" ? 70 :
// sType==="2" ? 90 :
// sType==="3" ? 105 :
// sType==="4" ? 125 :
// sType==="5" ? 145 :
// sType==='6' ? 170 :
// sType==='7' ? 210 :
// sType==='8' ? 270 :
// sType==='9' ? 330 :
// sType==='10' ? 400 :
// sType==='y' ? 440 : 35 :
// random(15,35);
// let ty = ext ? EXTROP : spawn ?
// sType==="l" ? TROPWAVE :
// subt ? SUBTROP : TROP :
// TROPWAVE;