public PanelEnvironnement(PanelModificationSimulation panel) {
    this.setLayout(null);

    panelPrincipal = panel;
    carte = new ArrayList<ArrayList<PseudoPatch>>();
    redimensionner();
    gCarte = new GCarte(this, espacementHorizontalCarte, espacementVerticalCarte, this);
    gCarte.setLocation(40, 40);
    this.add(gCarte);
  }