Exposed by various components of 3ds Max CAT.
Available in 3ds Max 2013 and higher.
.BaseHub : Interface : Read
.TipHub : Interface : Read
.SpineFK : boolean : Read|Write
<void>SetAbsRel <time>time <float>value
Set the Absolute/Relative state at the specified time to the given Float value.
<float>GetAbsRel <time>time <&interval>value value is In and Out parameter
Returns the Absolute/Relative Float value at the given time.
The second by-reference argument will be filled in with the interval.