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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">
    <head>
        <meta charset="UTF-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <script src="https://cdn.smartmaps.cloud/packages/smartmaps/smartmaps-gl/v2/umd/smartmaps-gl.min.js"></script>
        <style>
            body {
                margin: 0;
                padding: 0;
            }

            html,
            body,
            #map {
                height: 400px;
            }
        </style>
    </head>

    <body>
        <div id="map"></div>
        <script>
            const map = new smartmapsgl.Map({
                apiKey: "INSERT API-KEY",
                container: "map",
                center: [0, 0],
                zoom: 2,
                style: smartmapsgl.MapStyle.AUTO
            });

            const marker = new smartmapsgl.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.
                marker.setLngLat([
                    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.
                marker.addTo(map);

                // Request the next frame of the animation.
                requestAnimationFrame(animateMarker);
            }

            // Start the animation.
            requestAnimationFrame(animateMarker);
        </script>
    </body>
</html>