public void addKeyFrameTransform(int keyFrameIndex, Transform transform) {
        float time = keyFrameIndex / fps;
        addTimeTransform(time, transform);
    }
Add a keyframe for the specified Transform at the specified index.

@param keyFrameIndex the keyframe in which the full Transform should be
achieved (&ge;0)
@param transform the local Transform to apply to the target (not null,
unaffected)
jme3-core/src/main/java/com/jme3/anim/AnimFactory.java