3D lane

drawing tool this geometry shape is drawn using the 3d lane tool it is mainly used to mark road markings what differentiate it from 3d lines docid 7inl rq6toyb7ytadauwb is that you can adjust the line's width, in other words set the left and right boundaries drawing process set width select a class, click at either the leftmost or rightmost edge of the line, a red indication should appear click at the opposite edge this should create a lane marking shape place points move along the lane markings and place points where you want to have control points the points will be placed at the lowest point in the point cloud at that location continue placing points until you feel done with the object tranformation controls adjust use the 3d transformation controls docid\ wnyknwuzumlisdj36t4k0 to adjust the placement of the line point to change the entire line, press shift before moving the controls see node and shape edit modes docid 9y0ax8qabl5ceikmqxrde and multi edit nodes docid\ umf1ixrqo2cpgel0yqttl for more information extend the lane you can extend a lane from the start or end with keyboard shortcuts press 0 to extend the line from the end or shift+0 to extend the lane from the beginning read more about an alternative way to extend the lane here zoom to selected zoom to selected to quickly review the points along a line by pressing k step between points step between points using alt+n and alt+p reverse direction you can reverse the line direction by clicking on the 3d lane with the right mouse button and selecting "reverse direction " see direction indicator docid\ vg0rqvtpdkrett4osvwch for how to view lane direction indicators related content we recommend using the point slicing docid\ gtv4dz53czr jkxl1l1ly in tasks where vehicles on the road may obscure the points of interest on the ground