Import 12d (.12da/.12daz), auto-detected TIN, DXF 3DFACE, and LandXML terrain surfaces into QGIS mesh/2DM workflows.
- Imports common engineering terrain surfaces for fast review and QA.
- Supports 12d (.12da/.12daz), auto-detected .tin, DXF 3DFACE, and LandXML surfaces.
- Opens supported terrain files as QGIS mesh layers where possible.
- Converts supported surfaces to 2DM for editing and model-input workflows.
- Supports drag-and-drop onto the map canvas or layer panel / TOC.
- Includes options for TIN handling, overwrite behaviour, 12d hidden triangles, and import summaries.
This tool is part of QFAT (QGIS Flood Analysis Toolkit) — a set of focused QGIS utilities designed to support flood modelling workflows (e.g., TUFLOW, HEC-RAS), hydraulic QA, and rapid engineering checks.
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