From 02849460e7e89a2c8457d6c5fec2cea6b1f17fe1 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Sat, 23 Feb 2019 12:53:52 +0100 Subject: Doc: add minimal doumentation for natearth2 projection --- docs/source/operations/projections/index.rst | 1 + docs/source/operations/projections/natearth2.rst | 49 ++++++++++++++++++++++++ 2 files changed, 50 insertions(+) create mode 100644 docs/source/operations/projections/natearth2.rst (limited to 'docs/source/operations') 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 -- cgit v1.2.3