4096 random RGB-colors mapped to hue and luminace.
Inspired by Visualizing Algorithms.
Last active
June 2, 2016 17:19
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4096 Random Colors (RGB)
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| height: 480 | |
| license: gpl-3.0 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <body> | |
| <script src="//d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var width = 960, | |
| height = 480; | |
| var sample = colorSampler(width, height, 4096); | |
| var x = d3.scale.linear() | |
| .domain([0, 360]) | |
| .range([0, width]); | |
| var y = d3.scale.linear() | |
| .range([height, 0]); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| d3.timer(function() { | |
| for (var i = 0; i < 10; ++i) { | |
| var hsl = sample(); | |
| if (!hsl) return true; | |
| svg.append("circle") | |
| .attr("cx", x(hsl.h)) | |
| .attr("cy", y(hsl.l)) | |
| .attr("r", 0) | |
| .style("fill", hsl.toString()) | |
| .transition() | |
| .attr("r", 4); | |
| } | |
| }); | |
| function colorSampler(width, height, numSamplesMax) { | |
| var numSamples = 0; | |
| return function() { | |
| if (++numSamples > numSamplesMax) return; | |
| return d3.rgb( | |
| Math.floor(Math.random() * 256), | |
| Math.floor(Math.random() * 256), | |
| Math.floor(Math.random() * 256) | |
| ).hsl(); | |
| }; | |
| } | |
| </script> |
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