User:Voludu2/Segment and node IDs View history

mNo edit summary
(can we even use the images recently uploaded?)
Line 4: Line 4:


Here is what happened during an actual editing session.
Here is what happened during an actual editing session.
[[File:Segment node ids10.png|600||Replacing a junction with a roundabout preserves the segment IDs, but the junction node ID is lost.  There is a new node where each of the segments joins the new roundabout]]
<!--
{{User:Voludu2/AI4
{{User:Voludu2/AI4
|image=Segment_node_ids1.png
|image=Segment_node_ids1.png
Line 83: Line 86:
|caption=All the segments are now joined at one junction.  The stationary node is retained for the junction node.  The node that was moved is deleted.
|caption=All the segments are now joined at one junction.  The stationary node is retained for the junction node.  The node that was moved is deleted.
|annotation=}}
|annotation=}}
[[File:Segment node ids10.png|600||Replacing a junction with a roundabout preserves the segment IDs, but the junction node ID is lost.  There is a new node where each of the segments joins the new roundabout]]
-->

Revision as of 13:45, 23 October 2018

When you edit, you are often creating an deleting segments and nodes, even when you don't realize it.

If you take a moment to select the segments and nodes and look at their IDs in the left pane, you can see what is happening.

Here is what happened during an actual editing session. Replacing a junction with a roundabout preserves the segment IDs, but the junction node ID is lost. There is a new node where each of the segments joins the new roundabout