Luke The Dev
29 lines
853 B
JavaScript
29 lines
853 B
JavaScript
async function main() {
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const THREE = await import("three");
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function latLonToVector3(lat, lon, radius) {
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const phi = (90 - lat) * (Math.PI / 180);
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const theta = (lon + 90) * (Math.PI / 180);
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const x = -radius * Math.sin(phi) * Math.cos(theta);
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const y = radius * Math.cos(phi);
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const z = radius * Math.sin(phi) * Math.sin(theta);
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return new THREE.Vector3(x, y, z);
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}
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const continents = {
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NA: latLonToVector3(45, -100, 2),
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NY: latLonToVector3(40.7, -74, 2),
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SA: latLonToVector3(-15, -60, 2),
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EU: latLonToVector3(50, 15, 2),
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AF: latLonToVector3(0, 20, 2),
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AS: latLonToVector3(40, 90, 2),
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AU: latLonToVector3(-25, 135, 2),
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};
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for (const [name, v] of Object.entries(continents)) {
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console.log(`${name}: [${v.x.toFixed(2)}, ${v.y.toFixed(2)}, ${v.z.toFixed(2)}],`);
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}
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}
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void main();
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