百度地图转腾讯地图方法

function BdmapEncryptToMapabc(bd_lat,bd_lon)

{ 

var point=new Object(); 

var x_pi = 3.14159265358979324 * 3000.0 / 180.0; 

    var x = new Number(bd_lon - 0.0065); 

    var y = new Number(bd_lat - 0.006); 

    var z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi); 

    var theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi); 

    var Mars_lon = z * Math.cos(theta); 

    var Mars_lat = z * Math.sin(theta); 

    point.longitude=Mars_lon; 

    point.latitude=Mars_lat; 

    return point; 

} 

console.log(BdmapEncryptToMapabc(29.590515,103.766924))