vGIS Portal - How to add a Digital Terrain Model (KB-AP013)
You can add Digital Terrain Models (DTM) to your company account from the vGIS Admin Portal.
Instructions for adding and enabling DTM
Admin portal
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Access the Components section from the side menu (Fig. 1)
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Select the DTM tab and click on the Add DTMl button (Fig. 1)
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Complete the following fields and click Add (Fig. 2)
- Add an identifier for the map
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Add a name for the map
- Choose a visibility from the drop-down menu
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Choose a security type from the drop-down menu
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Add the surface model URL
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Choose a vertical datum from the drop-down menu
vGIS Utilities app
To use the feature in the vGIS Utilities app you will need the latest version of the app on your device(s).
- When in the app, access the Menu (Fig. 3)
- Then tap on Options (Fig. 4)
- And tap on the System tab (Fig. 5)
- Select the DTM option (Fig. 5) and choose your DTM (Fig. 6)
Supported services
vGIS supports two services for custom elevation maps:
- ArcGIS Image service that supports image export
- ArcGIS image service with elevation layer type (preferred)
Service requirements:
- Tile API must be available
- Zoom level 17 is required
- The tiling scheme must be the same as used by ArcGIS Online, Bing, and Google Maps
Vertical datum should be WGS84 or one of the supported by vGIS.
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