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Animate a marker

Animate the position of a marker by updating its location on each frame.

<!DOCTYPE html>
<html lang="en">
    <title>Animate a marker</title>
    <meta property="og:description" content="Animate the position of a marker by updating its location on each frame." />
    <meta charset='utf-8'>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel='stylesheet' href='[email protected]/dist/maplibre-gl.css' />
    <script src='[email protected]/dist/maplibre-gl.js'></script>
        body { margin: 0; padding: 0; }
        html, body, #map { height: 100%; }
<div id="map"></div>
    const map = new maplibregl.Map({
        container: 'map',
        center: [0, 0],
        zoom: 2

    const marker = new maplibregl.Marker();

    function animateMarker(timestamp) {
        const radius = 20;

        // Update the data to a new position based on the animation timestamp. The
        // divisor in the expression `timestamp / 1000` controls the animation speed.
            Math.cos(timestamp / 1000) * radius,
            Math.sin(timestamp / 1000) * radius

        // Ensure it's added to the map. This is safe to call if it's already added.

        // Request the next frame of the animation.

    // Start the animation.