private static void applyInverse(Vector3f translation, Quaternion rotation, Vector3f scale, Transform inverseBindPose) {
        Transform t = new Transform();
        t.setTranslation(translation);
        t.setRotation(rotation);
        if (scale != null) {
            t.setScale(scale);
        }
        t.combineWithParent(inverseBindPose);
        
        t.getTranslation(translation);
        t.getRotation(rotation);
        if (scale != null) {
            t.getScale(scale);
        }
    }
Counts how many keyframes there are in the included curves.

@return the total number of keyframes (&ge;0)
jme3-plugins/src/fbx/java/com/jme3/scene/plugins/fbx/anim/FbxToJmeTrack.java