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@larskotthoff
Created March 10, 2012 14:35
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Chernoff faces for D3
<!DOCTYPE html>
<html>
<head>
<title>Chernoff faces</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<script type="text/javascript" src="http://www.larsko.org/v/d3.min.js"></script>
<script type="text/javascript" src="http://www.larsko.org/v/hpi/chernoff.js"></script>
<style type="text/css">
.chernoff > * {
fill: none;
stroke: #000;
}
</style>
</head>
<body>
<div id="face"></div>
<script type="text/javascript">
(function () {
var c = d3.chernoff()
.face(function(d) { return d.f; })
.hair(function(d) { return d.h; })
.mouth(function(d) { return d.m; })
.nosew(function(d) { return d.nw; })
.noseh(function(d) { return d.nh; })
.eyew(function(d) { return d.ew; })
.eyeh(function(d) { return d.eh; })
.brow(function(d) { return d.b; });
var svg = d3.select("#face").append("svg:svg")
.attr("height", 500).attr("width", 500),
dat = [
{f: 0, h: -1, m: -1, nw: 0.3, nh: 0.3, ew: 0.3, eh: 0.3, b: -1},
{f: 0.5, h: 0, m: 0, nw: 0.3, nh: 1, ew: 1, eh: 0.3, b: 0},
{f: 1, h: 1, m: 1, nw: 1, nh: 0.3, ew: 0.3, eh: 1, b: 1}];
svg.selectAll("g.chernoff").data(dat).enter()
.append("svg:g")
.attr("class", "chernoff")
.attr("transform", function(d, i) {
return "scale(1." + i + ")translate(" +
(i*100) + "," + (i*100) + ")";
})
.call(c);
})();
</script>
</body>
</html>
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