Specifies the time range where the curve is simplified.
All
Simplifies the curve for the entire time range.
Selection
Lets you can select a portion of a curve, so you can apply the filter to a limited area, rather than affecting the entire curve. Hold
Ctrl to select multiple areas at once.
Start/End
All keys within the specified time range (start time/end time) are simplified.
Time Slider
Simplifies the curve for the time range defined by the
Playback Start and
End times of the Time Slider.
Start Time
Specifies the start of the time range. This is available only if
Start/End is on.
Preview
Lets you visualize the effect on your curve before you apply it. This option is on by default.