public boolean isReIndexNeeded() {
        if (lodChanged() || isFixEdges())
            return true;
        //if (leftLod != newLod || rightLod != newLod || bottomLod != newLod || topLod != newLod)
        //    return true;
        return false;
    }
Stores a terrain patch's details so the LOD background thread can update
the actual terrain patch back on the ogl thread.

@author Brent Owens
jme3-terrain/src/main/java/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java