Add "Equal Earth" projection

mbloch / mapshaper-proj

A JavaScript port of the Proj.4 map projection library.

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Add "Equal Earth" projection #8

Open mbloch opened 6 years ago

mbloch commented 6 years ago

I just released v0.17, which includes the the Equal Earth projection using the Proj.4 name "eqearth".

The mapshaper-proj source file is here

Original Java source file is here

(@berniejenny, I copied the comment block from your source code to comply with the Apache license that you're using, please let me know if there's a problem with the way I'm citing your work).

Link to journal article is here

+proj=eqearth is already available in Mapshaper, here is a screenshot comparing Equal Earth to Robinson:

mbloch commented 6 years ago

berniejenny commented 6 years ago

Thanks, Matthew. This was quick!

ahocevar commented 5 months ago

@mbloch @berniejenny Is it ok if I take https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/eqearth.js as base implementation for use in https://github.com/proj4js/proj4js? There won't be many changes.

mbloch commented 5 months ago

Fine with me!

berniejenny commented 5 months ago

Fine with me!

On 23 Mar 2024, at 5:01 AM, Andreas Hocevar @.***> wrote:

@mbloch https://github.com/mbloch @berniejenny https://github.com/berniejenny Is it ok if I take https://github.com/mbloch/mapshaper-proj/blob/master/src/projections/eqearth.js as base implementation for use in https://github.com/proj4js/proj4js? There won't be many changes.

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