OpenTunnel Designer Help OpenTunnel Designer Workflows Drawing Workflow Analyze Measure Toolbox Measure Distance To Measure Elements in a Reference Considering the Reference Scale To Measure Elements in a Reference Considering the Reference Scale In the Auxiliary Coordinates dialog ( Drawing > Drawing Aids > ACS dialog launcher ), select the Scale of the Active ACS. In the Scales drop-down, select the scale to match the Reference's scale. Click the Locks icon in the status bar and turn on ACS Plane. Select the Measure Distance tool ( Drawing > Analyze > Measure ). In the tool settings window, set Method to Between Points. Enter a data point. Enter a second data point. The True Distance field displays the distance considering the reference scale.
