Context

In some cases you want to route 3D pipe from existing 3DPoint.

In this caqe you have 2 options:

• selcet 3D point without keeping the link 
• select 3D points with link to constain your tube route by other external contextual element. 

here is the method to do it

Videos

Following videos illustrates how to route a pipe and to create "Lock" node that will not be any more free for manipulation with 3D piping manipulator. 

• Use "Add node Manipulator"
• It require to activate option "Keep link with Selected object"

This node can be modify afterward only by moving the reference contextual element

Note:

This method is working only if the selected 3D point is in another part than the tube itself