Sha256: 65c7087b74310f3a085ae9fc865adc402ae330e12e9ef3caf7ea385332a552d1
Contents?: true
Size: 374 Bytes
Versions: 4
Compression:
Stored size: 374 Bytes
Contents
function collignon(λ, φ) { var α = asqrt(1 - Math.sin(φ)); return [ (2 / sqrtπ) * λ * α, sqrtπ * (1 - α) ]; } collignon.invert = function(x, y) { var λ = (λ = y / sqrtπ - 1) * λ; return [ λ > 0 ? x * Math.sqrt(π / λ) / 2 : 0, asin(1 - λ) ]; }; (d3.geo.collignon = function() { return projection(collignon); }).raw = collignon;
Version data entries
4 entries across 4 versions & 1 rubygems