import “../math/trigonometry”; import “geo”; import “mercator”; import “projection”;
function d3_geo_transverseMercator(λ, φ) {
var B = Math.cos(φ) * Math.sin(λ); return [ Math.log((1 + B) / (1 - B)) / 2, Math.atan2(Math.tan(φ), Math.cos(λ)) ];
}
d3_geo_transverseMercator.invert = function(x, y) {
return [ Math.atan2(d3_sinh(x), Math.cos(y)), d3_asin(Math.sin(y) / d3_cosh(x)) ];
};
(d3.geo.transverseMercator = function() {
return d3_geo_mercatorProjection(d3_geo_transverseMercator);
}).raw = d3_geo_transverseMercator;