Running the Sample

As a result of loading the FindIntersects.dll into Map 3D, you see a map appear in the drawing pane It is a plan of a suburban road network. This map is derived from the contents of the Roads.sdf file that is located in the FindIntersects\SDF folder.If you scroll through the command-line output, you see three lines of response text:

1. Find Intersects Sample application initialized.
2. Command: _zoom
3. Specify corner of window, enter a scale factor (nX or nXP), or [All/Center/Dynamic/Extents/Previous/Scale/Window/Object] <real time>: _extents
4. Regenerating model.

Before invoking the FindIntersect command, zoom in on the Roads drawing.

At the

Command:

prompt enter the command FindIntersect.

The first result is a prompt

Tolerance <3.0000>:

. Press the enter key to accept the default value, 3.0000. The second result is another prompt

Result limit (0 = all) <0>:

. Press the enter key to accept the default, 0. The third result is that the map in the drawing pane is populated with many little colored squares.