Sha256: 78464d766deb84e34b0661168d70c24c3966b532a887db16ecad51c864f4e60b
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Size: 369 Bytes
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Stored size: 369 Bytes
Contents
import "projection";
function eckert5(λ, φ) {
return [
λ * (1 + Math.cos(φ)) / Math.sqrt(2 + π),
2 * φ / Math.sqrt(2 + π)
];
}
eckert5.invert = function(x, y) {
var k = Math.sqrt(2 + π),
φ = y * k / 2;
return [
k * x / (1 + Math.cos(φ)),
φ
];
};
(d3.geo.eckert5 = function() { return projection(eckert5); }).raw = eckert5;
Version data entries
4 entries across 4 versions & 1 rubygems