Import elevation grid
Ribbon: Topoplan – Create TIN > 
Import elevation grid
Menu: Ground – Creating TIN > Import elevation grid
Toolbar: Creating TIN > Import elevation grid
Command line: NG_IMPORT_ELEVATIONGRID
To create surfaces in the module it is possible to load elevation grid files in PGM, GRD, ASC, DEM formats. As a result of the import, a surface is created in the form of a Mesh object.
After starting the command, a standard file selection dialogue box will open. It is necessary to specify the file and click OK.The import dialogue will open:
The command options are set in the Properties toolbar.
Options:
| Split mesh for optimization | If this option is enabled, for more convenient work the mesh will be split into several smaller objects. It is recommended to enable this option. |
|---|---|
| Convert to CS | If the elevation matrix was created in WGS-84 system, them its conversion is required to display in a drawing’s rectangular coordinate system. Possible variants: UTM (Universal Transverse Mercator), СК-42, СК-95. Also, it is possible Do not convert the elevation matrix, but it is recommended not to use this option. |
In case the command is performed successfully, the message will appear:
Import evaluation grid done!
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