Mask measure blips end to end and show a running median cable length

main.go

@@ -56,8 +56,8 @@ func resetAll(dirs []*direction, mods []*phyModule) time.Time {
 // Nothing to hold or revert here: failures during a measure were never
 // counted, so the view is always the counters as they stand.
 func phyView(diag *cableDiag, modules []*phyModule) (phyDisplay, bool) {
-	info, rng, measuring := diag.snapshot()
-	return phyDisplayFrom(info, rng, measuring, modules[0].view(), modules[1].view()), measuring
+	info, lens, measuring := diag.snapshot()
+	return phyDisplayFrom(info, lens, measuring, modules[0].view(), modules[1].view()), measuring
 }
 
 var intervalCols = []colSpec{
@@ -346,7 +346,7 @@ func run(aName, bName string) (err error) {
 	// hide or revert afterwards.
 	kickMeasure := func() {
 		if diag.kick(&done) {
-			diag.resetRange()
+			diag.resetLengths()
 			start = resetAll(dirs, modules)
 			hist.reset()
 		}