Contour inside boundary is created using the inclusion boundary option under the DTM menu.
To generate contours inside boundary:
1. Import the survey data into AutoPlotter by any of the methods.
2.
Create closed boundary for contour
generation.
3. After this select Active DTM under DTM menu and choose Inclusion Boundary using any of the options (Pick from Screen, Auto-Add Code or Auto-Add Layer).
4.
After the boundary is selected, contours
inside the boundary are automatically generated.
5. It is even possible to select multiple boundaries.