Updates DSF vertex Z based on elevation value found at that point in an input DEM. Only updates those vertices found within specified boundary polygons.
1. Select text DSF file.
2. Select boundary polygon shapefile.
3. Select raster DEM to update from.
4. Optionally choose to recalculate normals for changed vertices.
The updated DSF text file is written to the source DSF file directory with the suffix ‘_update’.