18 lines
452 B
JavaScript
18 lines
452 B
JavaScript
import {acos, sin} from "../math.js";
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import {azimuthalRaw, azimuthalInvert} from "./azimuthal.js";
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import projection from "./index.js";
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export var azimuthalEquidistantRaw = azimuthalRaw(function(c) {
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return (c = acos(c)) && c / sin(c);
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});
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azimuthalEquidistantRaw.invert = azimuthalInvert(function(z) {
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return z;
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});
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export default function() {
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return projection(azimuthalEquidistantRaw)
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.scale(79.4188)
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.clipAngle(180 - 1e-3);
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}
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