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Blender 3D: Noob to Pro/Advanced Tutorials/Advanced Animation/Guided tour/Const/tt
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Advanced Tutorials/Advanced Animation/Guided tour/Const/fl next module:"Floor" Advanced Tutorials/Advanced Animation/Guided tour/Const/cr previous module:"Copy Rotation"
2.4x
Track-To
Image:C_track.gif
The Track-To constraint lets you influence the Rotation of the constrained object by making it track a target with one of the constrained object's axis.
The Constraint Panel
Image:C_track_panel.jpg
You can enter the name of the target you want to track.
You can select which axis is going to track the target.
You can select which axis is going to stay up.
Where To Use It
Image:Ie_track_cam.jpg
A good example of use is the make a camera track an object. The setting to use on a camera is track: -Z and up: Y. You can turn Axis drawing in objectbutton window to help you choose the good axis.
Another example with armature would be the eyes of a character:
Image:Ie_track_eye.jpg
Advanced Tutorials/Advanced Animation/Guided tour/Const/fl next module:"Floor" Advanced Tutorials/Advanced Animation/Guided tour/Const/cr previous module:"Copy Rotation"