Create a Mergin Maps mapping project with On-The-Fly Wedge Buffers using Geometry Generators in QGIS

Published: 20 October 2022
on channel: Hans van der Kwast

4,375

This video shows how to setup a mapping project with QGIS and Mergin Maps that uses the EXIF metadata of pictures to create wedge buffers on-the-fly in the field. We'll use styling with geometry generators. The video is based on example projects provided by the Mergin Maps developers.

QGIS version: 3.26
Plugins: Mergin, PDOK Services

MerginMaps documentation: https://merginmaps.com/docs/

0:00 Introduction
0:26 Install Mergin plugin
0:58 Clone a plublic project
1:45 Set the project extent
3:10 Add WMTS backdrop from PDOK Services plugin
3:52 Create Map Themes
4:30 Check attributes and form widgets
6:48 Style survey points with SVG marker
8:12 Add wedge buffers through geometry generator
10:28 Synchronize the project with the cloud
10:47 Load the project in the MerginMaps mobile phone app
12:08 Synchronize mobile phone project with the cloud
13:05 Fine tuning field form
14:30 Create observation preview with date and thumbnail
16:33 Final check on mobile phone app

#QGIS #MerginMaps

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