Allows users to add points on selected segments that are aligned from a projection guideline.

- Select the segment(s) where points are required;
- Select tool;
- Click the desired location of the first reference point, then click the location of the second reference point without releasing the mouse button, a guideline appears;
- Drag it to desired position. Points appear on all the selected segments intersecting the guideline. >

- Select the segment(s) where points are desired;
- Select tool;
- Hold down Alt (Windows) or Option (Macintosh) or Alt+Windows (Linux) key, click the desired location of the reference point to open the dialog box;
- Enter value, click [OK]. >