Frequently Asked Questions

I want to produce contour maps from data lying in Excel worksheet . Is there any way to do this with your software?

I have some GPS NMEA data from GPS receiver and would like to contour elevation.  How can I do that from NMEA file?

Is it possible to export my contour plan to a *.dxf AutoCAD file?

Could you give me any tips or advice regarding your program used with a Lowrance sonar log


I want to produce contour maps from data lying in Excel worksheet. Is there any way to do this with your software?
Please, try the next, if you have a scattered points:
1.    Copy the columns of data in Excel.
2.    Start 3DField and choose the "File | New" command.
3.    Paste the data set. (choose the Edit | Paste command or press Ctrl+V)
 
The another way:
1.    Save the sheet as txt file
2.    Start 3DField and choose the "File | Open" command and load that file.

 

I have some GPS NMEA data from GPS receiver and would like to contour elevation.  How can I do that from NMEA file?
Just open your NMEA file (The File | Open command).

 

Is it possible to export my contour plan to a *.dxf  AutoCAD file?
To export the contour lines with a labels:
1.     Create a contour map.
2.     Right-click on Contours tree item and then choose the Save to file command from context menu and save as a DXF type.

To export the contour lines as 3D polylines:
1.     Create a contour map.
2.     Right-click on Contours tree item and then choose the Copy to Drawings command from context menu.
3.     Right-click on Drawings tree item, choose the Save to file command and save as a DXF type.

To export the 3D mesh:
1.     Create a contour map.
2.     Right-click on Grid tree item and choose the Save 3D mesh as Autocad DXF command from context menu.

To export the points:
1.     Right-click on Data points item and choose the Save to file command and save as a DXF type.

 

Could you give me any tips or advice regarding your program used with a Lowrance sonar log
1. Open the Lowrance Sonar Log Data  (*.SLG) file (menu File | Open)
2. At first time 3DField asks about location SLG2TXT utility from Lowrance Customer Service. You had to had it in any folder.
3. Also program suggests convert Mercator units to degrees and do negative depths (it is useful for 3D view).
4. Select Triangulation, Natural Neighbors or other gridding method on the toolbar.
5. Double-click on Color Cells or Color Fill Contours tree item in left window.