PAN scroll-zoom + drag |
ERASE VERGE click to drop polygon points, click the first point (or double-click / Enter) to close — inside it the pavement, kerbs and dashes are rubbed out and the surface fills as clean road |
STITCH same, but points snap to the nearest ribbon edge so a patch welds two ribbons with no gap |
DELETE click a patch to remove it · Esc cancels the current shape.
Cyan = your patches. Amber = the auto-detected zones. Edits apply live in the drive view and travel with EXPORT/LOAD.