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Proj4

proj4 coordinate converter

marco.corvi · com.topodroid.proj4

0.0 1,000 1,000 v1.1.23 2 MB SDK 8+ PEGI-3 · Everyone

Proj4 screenshot 1 Proj4 screenshot 2 Proj4 screenshot 3 Proj4 screenshot 4
UpdatedMay 18, 2024
PublishedFeb 16, 2021
Packagecom.topodroid.proj4
MD513d456f67626e0db7b9767d432b1adba
SHA1 (signer)DF:C1:71:48:6F:87:A8:C0:BE:E2:1D:F2:7F:B8:F2:4C:77:51:04:FA
Signed byCN=marco corvi, OU=none, O=none, L=recco, ST=genova, C=it
Architecturesx86-64, armeabi, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Websitehttps://sites.google.com/site/speleoapps/home/proj4
Contact[email protected]
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What's new

Simplified the interface of the coordinates conversion for TopoDroid

Description

Simple coordinate converter based on the Proj4 library http://http://trac.osgeo.org/proj

The basic feature is the coversion of coordinates between two Coordinate Reference Systems. It includes the computation of the current megnetic declination based on WMM data.
The coordinates can be imported from MobileTopographer point lists.
The point can be visualized on maps/earth.

Java wrapper for proj4 by Martin Deruisseaux (2011) http://www.geoapi.org/geoapi-proj4/index.html

The app includes a limited number of Coordinate Reference Systems.
Custom Coordinate Reference Systems, in proj 4 sytax, can be added to the app.
See https://sites.google.com/site/speleoapps/home/proj4

Details and contacts: https://sites.google.com/site/speleoapps/home

Required features

Permissions (1)

Proj4 requests the following Android permissions:

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