Survey Point file:
Must be plain text, PNEZD or PENZD or XYZ format.
Must be in ASCII format.
LandXML format, first <Surface> and <CgPoints> will be loaded.
Left button for view direction (hold it down), clicking near axis will move it.
Right button to zoom (hold it down).
Turn axis off for 'freelook' mode. Use arrow keys or ASDW keys to move.
Space bar or zero moves upward, X moves downward.
Double-click on two different points to create a breakline.
Undo with the U key.
Press 4 to show contours, use + and - to adjust contour interval.
Options->Limit Contours will constrain contours to a polygon area.
To move a polygon vertex, click and drag it (with Ctrl key makes new vertex).
Hold down the Ctrl key, double-click at beginning and end of section.
DXF File (must be in ASCII format) will overlay automatically.
DWF File (must be in ASCII format) must be aligned with surface.
Pan and zoom with the mouse buttons.
Double-click a survey point, and do the same for a second point.
Double-click point to select, press E to edit.
Double-click point to select, double-click for direction to set a new point a short distance away.
Survey points are saved to a text file.
Points, contours, breaklines, and surface are saved as a DXF or XML file.