To open the Twist tool, double-click on "Twist" in the Toolbox.

Enter values in the Angle X, Y, Z controls to twist any selected points around the respective axes. Consider the following object:

twist_sample1.gif (7398 bytes)

Here is the object after setting an Angle X value of 45 degrees:

twist_sample2.gif (7409 bytes)

Note that the object has been twisted 45 degrees in each direction out from its’ Origin, along the X axis. If you set the Origin to "X Min", you get the following results:.

twist_sample3.gif (7103 bytes)

To the right of Angle X, Y, and Z are three ControlChannels, which allow you to alter how the points are twisted, based on their distance from the Twist Origin. Note the following change to the Angle X ControlChannel, and how it affects the end results:

twist_ui2.gif (2566 bytes)twist_sample4.gif (7554 bytes)

To interactively twist selected points, LMB Drag in any Camera View while Twist is the Current Tool. As you drag the mouse, any selected points will be twisted around the two axes that aren’t Active. To twist selected points around the Active Axis, hold down either control-key while you LMB Drag.