Demonstrates the d3.geo.tile plug-in used in conjunction with the d3.geo.mercator projection to clip MapBox Natural Earth II raster tiles. The outline of the United States is loaded in TopoJSON format.
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#### Start IPython, generate SHA1 password to use for IPython Notebook server | |
$ ipython | |
Python 2.7.5 |Anaconda 1.8.0 (x86_64)| (default, Oct 24 2013, 07:02:20) | |
Type "copyright", "credits" or "license" for more information. | |
IPython 1.1.0 -- An enhanced Interactive Python. | |
? -> Introduction and overview of IPython's features. | |
%quickref -> Quick reference. | |
help -> Python's own help system. |
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const numFeatures = 100; | |
const numPolygons = 5; | |
const numRings = 10; | |
const numPoints = 10000; | |
console.time('populate storage'); | |
const features = []; | |
for (let i = 0; i < numFeatures; i++) { |