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@Fil
Created August 15, 2016 17:02
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bug in d3.geoStereographic inverse [UNLISTED]
license: gpl-3.0
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://d3js.org/d3.v4.min.js"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
</style>
</head>
<body>
<script>
// Feel free to change or delete any of the code you see in this editor!
var svg = d3.select("body").append("svg")
.attr("width", 960)
.attr("height", 500)
var point = [ 360 * Math.random() - 180, 180 * Math.random() - 90 ],
stereo = d3.geoStereographic();
console.log(point + " = " + stereo.invert(stereo(point)))
svg.append("text")
.text("* " + point + " = " + stereo.invert(stereo(point)))
.attr("y", 200)
.attr("x", 120)
.style("font-size", 12)
.style("font-family", "monospace")
</script>
</body>
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