MCONT,
    CONTOUR_LINE_THICKNESS = 2,
    CONTOUR_HIGHLIGHT = OFF,
    CONTOUR_LEVEL_SELECTION_TYPE = LEVEL_LIST,
    CONTOUR_MAX_LEVEL = -0.5,
    CONTOUR_MIN_LEVEL = -10,
    CONTOUR_LEVEL_LIST = -10/-4/-2/-1/-0.5

