在遵循 mapbox 教程之后，我设法在地图上显示了一架无人机。我唯一的问题是：如何在我的代码中添加旋转参数（以不同角度显示无人机标记）？我花了几个小时寻找例子，但没有一个与我已经写的相对应......
谢谢 ！
这是脚本：
<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8' />
<title></title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet">
<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.43.0/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.43.0/mapbox-gl.css' rel='stylesheet' />
<style>
body {
margin: 0;
padding: 0;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
.marker {
background-image: url('MQ-1_Predator_silhouette.svg.png');
background-size: cover;
width: 61px;
height: 35px;
border-radius: 50%;
cursor: pointer;
}
</style>
</head>
<body>
<div id='map'></div>
<script>
mapboxgl.accessToken = 'pk.eyJ1IjoibWF0dGhpZXU2MyIsImEiOiJjamNob3I3cmgxam1kMzFzNzdja2ZvNmhuIn0.AyFos9o0afaaBU21CgrxXg';
var map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/light-v9',
center: …