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高德地图坐标转换为百度地图坐标
function gd_convert_bd(coordinate){
var pi = 3.14159265358979324 * 3000.0 / 180.0;
var x = coordinate[0];
var y = coordinate[1];
var z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * pi);
var theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * pi);
var bd_lng = z * Math.cos(theta) + 0.0065;
var bd_lat = z * Math.sin(theta) + 0.006;
return [bd_lng.toFixed(6),bd_lat.toFixed(6)];
}
百度地图坐标转换为高德地图坐标
function bd_convert_gd(coordinate) {
var bd_lng = coordinate[0];
var bd_lat = coordinate[1];
var pi = 3.14159265358979324 * 3000.0 / 180.0;
var x = bd_lng - 0.0065;
var y = bd_lat - 0.006;
var z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * pi);
var theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * pi);
var gd_lng = z * Math.cos(theta);
var gd_lat = z * Math.sin(theta);
return [gd_lng,gd_lat];
}
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转播
