8

Spline IK Solver Dialog 459
effect on the bone structure. If the spline is moved,
it wi ll snap back to the helpers the next t ime a
helper is moved. However, it is recommended that
younotmovethesplineatall.
Once you have finished setting up the spline IK
solver, it can b e helpful to freeze the spline to avoid
accidentally moving it.
Moving helpers changes the shape of the spline. To
tw ist the spline, select the spline IK chain object
andgototheMotionpaneltochangetwistangles
in the IK Solver Properties rollout.
See also
Spline IK Solver Rollouts (page 2–461)
Spline IK Solver Dialog
Create menu > Systems > Bones > Choose SplineIKSolver
as IK Solver and turn on Assign To Children. > Create
bone structure.
The Spline IK Solver dialog appears after bone
creation if the Spline IK Solver has b een selected as
the IK solver and Assig n To Children is turned on.
This dialog sets parameters for the spline that
will be created to control the bone structure. The
spline, in turn, is shaped by the positions of helper
objects a t each
knot (control point).