this.elevation = prev.elevation;
    public void copy(final IGame game, MoveStep prev) {        if (prev == null) {            setFromEntity(parent.getEntity(), game);            return;        }        this.hasJustStood = prev.hasJustStood;        this.facing = prev.getFacing();        this.position = prev.getPosition();        this.distance = prev.getDistance();        this.mpUsed = prev.mpUsed;        this.totalHeat = prev.totalHeat;        this.isPavementStep = prev.isPavementStep;        this.onlyPavement = prev.onlyPavement;        this.thisStepBackwards = prev.thisStepBackwards;        this.isProne = prev.isProne;        this.isRunProhibited = prev.isRunProhibited;        this.hasEverUnloaded = prev.hasEverUnloaded;    }