Pose Lib category allows you to work with rig poses, for current rig preset.
Save Pose – saves current rig pose to Pose Lib array. You need to select any controller and type pose name in Save Pose Name property. It doesn’t matter which controller is selected – command saves pose for all controllers.
Reset Pose – reset pose for all rig or for selected controllers only, depending on Assign To Selected checkbox.
Assign Pose – assign pose from the list of saved poses (Pose Lib array) to all rig or to selected controllers, depending on Assign To Selected checkbox.
Assign To Selected – defines if Reset Pose and Assign Pose commands will work with whole rig or with selected controllers only.
Pose Lib – array of saved poses. You can remove poses using this array.