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A click on this button enables the “Edit” mode, indicated by a yellow frame around the viewport. While in “Edit” mode you are able to move (R) the control points and their handles. You also have access to a selected point's individual “@ CP” settings. Please read the → “Spline Techniques” chapterchapters.
@ CP axial
Click on “EDIT” and select a control point to change the parameter's settings. “@ CP axial” introduces a force along the spline's path. Positive values create a force in direction of the spline's last control point, negative values create a force in direction of the first control point.
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