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refactor: more components

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Azgaar 2022-07-03 16:30:34 +03:00
parent e739698346
commit c1b3a3bbbb
4 changed files with 23 additions and 11 deletions
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src/scripts/rankCells.ts Normal file
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// @ts-nocheck global variables
import {TIME} from "config/logging";
import {normalize} from "utils/numberUtils";
// assess cells suitability to calculate population and rand cells for culture center and burgs placement
export function rankCells() {
TIME && console.time("rankCells");
const {cells, features} = pack;
cells.s = new Int16Array(cells.i.length); // cell suitability array
cells.pop = new Float32Array(cells.i.length); // cell population array
const flMean = d3.median(cells.fl.filter(f => f)) || 0;
const flMax = d3.max(cells.fl) + d3.max(cells.conf); // to normalize flux
const areaMean = d3.mean(cells.area); // to adjust population by cell area
for (const i of cells.i) {
if (cells.h[i] < 20) continue; // no population in water
let s = +biomesData.habitability[cells.biome[i]]; // base suitability derived from biome habitability
if (!s) continue; // uninhabitable biomes has 0 suitability
if (flMean) s += normalize(cells.fl[i] + cells.conf[i], flMean, flMax) * 250; // big rivers and confluences are valued
s -= (cells.h[i] - 50) / 5; // low elevation is valued, high is not;
if (cells.t[i] === 1) {
if (cells.r[i]) s += 15; // estuary is valued
const feature = features[cells.f[cells.haven[i]]];
if (feature.type === "lake") {
if (feature.group === "freshwater") s += 30;
else if (feature.group == "salt") s += 10;
else if (feature.group == "frozen") s += 1;
else if (feature.group == "dry") s -= 5;
else if (feature.group == "sinkhole") s -= 5;
else if (feature.group == "lava") s -= 30;
} else {
s += 5; // ocean coast is valued
if (cells.harbor[i] === 1) s += 20; // safe sea harbor is valued
}
}
cells.s[i] = s / 5; // general population rate
// cell rural population is suitability adjusted by cell area
cells.pop[i] = cells.s[i] > 0 ? (cells.s[i] * cells.area[i]) / areaMean : 0;
}
TIME && console.timeEnd("rankCells");
}