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Diffstat (limited to 'docs/source')
| -rw-r--r-- | docs/source/operations/projections/index.rst | 1 | ||||
| -rw-r--r-- | docs/source/operations/projections/natearth2.rst | 49 | ||||
| -rw-r--r-- | docs/source/references.bib | 10 |
3 files changed, 60 insertions, 0 deletions
diff --git a/docs/source/operations/projections/index.rst b/docs/source/operations/projections/index.rst index 63752b8c..1e893e97 100644 --- a/docs/source/operations/projections/index.rst +++ b/docs/source/operations/projections/index.rst @@ -89,6 +89,7 @@ Projections map the spherical 3D space to a flat 2D space. murd2 murd3 natearth + natearth2 nell nell_h nicol diff --git a/docs/source/operations/projections/natearth2.rst b/docs/source/operations/projections/natearth2.rst new file mode 100644 index 00000000..ec33141d --- /dev/null +++ b/docs/source/operations/projections/natearth2.rst @@ -0,0 +1,49 @@ +.. _natearth2: + +******************************************************************************** +Natural Earth II +******************************************************************************** ++---------------------+--------------------------------------------------------+ +| **Classification** | Pseudo cylindrical | ++---------------------+--------------------------------------------------------+ +| **Available forms** | Forward and inverse, spherical projection | ++---------------------+--------------------------------------------------------+ +| **Defined area** | Global | ++---------------------+--------------------------------------------------------+ +| **Alias** | natearth2 | ++---------------------+--------------------------------------------------------+ +| **Domain** | 2D | ++---------------------+--------------------------------------------------------+ +| **Input type** | Geodetic coordinates | ++---------------------+--------------------------------------------------------+ +| **Output type** | Projected coordinates | ++---------------------+--------------------------------------------------------+ + + + +.. figure:: ./images/natearth2.png + :width: 500 px + :align: center + :alt: Natural Earth II + + proj-string: ``+proj=natearth2`` + +The Natural Earth II projection is intended for making world maps. At high +latitudes, meridians bend steeply toward short pole lines resulting in a map +with highly rounded corners that resembles an elongated globe + +See :cite:`Savric2016` + + +Parameters +################################################################################ + +.. note:: All parameters for the projection are optional. + +.. include:: ../options/lon_0.rst + +.. include:: ../options/R.rst + +.. include:: ../options/x_0.rst + +.. include:: ../options/y_0.rst diff --git a/docs/source/references.bib b/docs/source/references.bib index 9039931a..fe332eab 100644 --- a/docs/source/references.bib +++ b/docs/source/references.bib @@ -236,6 +236,16 @@ Year = {1993} } +@Article{Savric2016, + Title = {The Natural Earth II world map projection}, + Author = {Bojan Šavrič, Tom Patterson, Bernhard Jenny}, + Journal = {International Journal of Geographical Information Science}, + Year = {2016}, + + Doi = {10.1080/23729333.2015.1093312}, + Url = {http://berniejenny.info/pdf/2016_Savric_etal_NaturalEarthII.pdf} +} + @Article{Savric2018, Author = {B. Šavrič and T. Patterson and B. Jenny}, Title = {The Equal Earth map projection}, |