When modifying a curve being close to a straight line 3DS max 'snaps' the curve into a straight line:
The question is how to resolve this so the on screen output is as expected, i.e. a smooth spline.
When modifying a curve being close to a straight line 3DS max 'snaps' the curve into a straight line:
The question is how to resolve this so the on screen output is as expected, i.e. a smooth spline.
In the process of composing the question I discovered the answer.
Under the "Interpolation" menu of the modifiers tab, turn off the "Optimize" option.
I posted this since I couldn't find this info elsewhere and hopes it helps someone else.