Locally Refined Mesh from Raw Data in OceanMesh2D

When necessary to simulate a large domain (e.g. with tidal forcing) but only require fidelity in a small subset 

This presentation gives an abridged overview of relevant features of OceanMesh2D and qgis for processing LIDAR and DEM files. 

Step-by-step guide (work in progress) 

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• Page:
  Detailed meshing guide
• Page:
  Locally Refined Mesh from Raw Data in OceanMesh2D

References

raster - Merging one DEM into another to fill in missing data using QGIS? - Geographic Information Systems Stack Exchange

Interpolating Point Data (QGIS3) — QGIS Tutorials and Tips

http://www.qgistutorials.com/en/docs/3/interpolating_point_data.html

QGIS Demo 19: Convex and Concave Hull - YouTube