Unity
==============

*  `Asset Store <https://assetstore.unity.com/>`_


* 快捷键
    * `ctrl + D` 复制
    * `F` 聚焦
    * `alt+左键`  视角围绕选中物体旋转


osm 转 unity world(待研究)
----------------------------

* http://osm2world.org/download/
* https://qiita.com/hiroga/items/8f8496af23c3661f4092
* https://github.com/SnakeSneakS/OpenStreetMap-Unity
* https://github.com/SimonCuddihy/osm-unity

* 收费
    * https://www.mapbox.com/unity/
    * `citygen3d <https://assetstore.unity.com/packages/tools/terrain/citygen3d-162468>`_