// 创建室内导航对象
var indoorRoute = new BMap.IndoorRoute(map, {
  renderOptions: {
    map: map,
    autoViewport: true
  },
  onMarkersSet: function(data) {
    // 设置起点和终点图标
    var iconStart = new BMap.Icon("起点图标URL", new BMap.Size(32, 32));
    var iconEnd = new BMap.Icon("终点图标URL", new BMap.Size(32, 32));
    var startMarker = new BMap.Marker(data.start.point, {icon: iconStart});
    var endMarker = new BMap.Marker(data.end.point, {icon: iconEnd});
    map.addOverlay(startMarker);
    map.addOverlay(endMarker);
  }
});
 
// 定义起点和终点
var startPoint = new BMap.Point(116.404, 39.915);
var endPoint = new BMap.Point(116.409, 39.916);
 
// 开始室内导航
indoorRoute.route(startPoint, endPoint);