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chore: establish formatting baseline and verification scripts

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Hamed
2026-10-28 12:11:36 +03:30
parent 751af768ce
commit 08b6cd464b
33 changed files with 7264 additions and 5006 deletions
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src/buildings-data.js
+25 -20
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@@ -1,25 +1,30 @@
// Reads public/data/buildings.bin (written by scripts/build-buildings.mjs) into the same
// [height, x0, z0, x1, z1, …] arrays the OSM buildings in mellat.json use.
export function decodeBuildings(buffer) {
const view = new DataView(buffer);
const magic = String.fromCharCode(...new Uint8Array(buffer, 0, 4));
if (magic !== 'RMB2') throw new Error(`unknown buildings file ${magic}`);
const count = view.getUint32(4, true), minX = view.getFloat32(8, true), minZ = view.getFloat32(12, true), step = view.getFloat32(16, true);
const buildings = new Array(count);
let o = 20;
for (let b = 0; b < count; b++) {
const n = view.getUint8(o), height = view.getUint8(o + 1) * .5;
o += 2;
const building = new Array(1 + n * 2);
building[0] = height;
let qx = 0, qz = 0;
for (let i = 0; i < n; i++, o += 4) {
qx = i ? qx + view.getInt16(o, true) : view.getUint16(o, true);
qz = i ? qz + view.getInt16(o + 2, true) : view.getUint16(o + 2, true);
building[1 + i * 2] = minX + qx * step;
building[2 + i * 2] = minZ + qz * step;
}
buildings[b] = building;
const view = new DataView(buffer);
const magic = String.fromCharCode(...new Uint8Array(buffer, 0, 4));
if (magic !== 'RMB2') throw new Error(`unknown buildings file ${magic}`);
const count = view.getUint32(4, true),
minX = view.getFloat32(8, true),
minZ = view.getFloat32(12, true),
step = view.getFloat32(16, true);
const buildings = new Array(count);
let o = 20;
for (let b = 0; b < count; b++) {
const n = view.getUint8(o),
height = view.getUint8(o + 1) * 0.5;
o += 2;
const building = new Array(1 + n * 2);
building[0] = height;
let qx = 0,
qz = 0;
for (let i = 0; i < n; i++, o += 4) {
qx = i ? qx + view.getInt16(o, true) : view.getUint16(o, true);
qz = i ? qz + view.getInt16(o + 2, true) : view.getUint16(o + 2, true);
building[1 + i * 2] = minX + qx * step;
building[2 + i * 2] = minZ + qz * step;
}
return buildings;
buildings[b] = building;
}
return buildings;
}