IK works best when you lock a part of the character on the spot, such as a foot on the floor, then select the entire body or another extremity and move it. It also works well in single chain mode when you need to simply position a limb.
|1.||In the Tools toolbar, select the Inverse Kinematics tool or press Shift + I.|
|2.||In the Camera view, Ctrl + click (Windows/Linux) or ⌘ + click (Mac OS X) on a part of the body.|
The entire IK skeleton appears.
|3.||Click on a part of the body and pull on it to move the character.|
|4.||Hold down the Shift key and click on the pivot belonging to the part you want to lock in place.You can Shift + click on a bone to lock the orientation of the bone.|
|5.||Click on another part of the character and pull on it.|