How do I disable refreshing of background?

[Fstar]

[Fstar]

Im trying to edit the spline… and everytime I move a node… the background goes into low res mode until I unclick. in the other previous version of World Machine.. this never happened. I have focus on the image… and then Im working in the shapes module… using the image as a guide.

[HYLK]

I know you can disable background builds, but not sure if that will solve your issue. You do know you can use an overlay image for the viewport, that should just be projected in highres on your terrain? This was made to be used as a trace image, if I recall correctly.

[Stephen]

In the Layout view, there is a little parameter icon in the top-right corner of the view that toggles having the viewport redraw underneath you during editing:

But as Hylk noted, the best way to use a guide image is use the tool WM specifically provides for that: