def v8p_m(d, t, level): return interpolate2height(v8p(d, t), height8p_terrain(d, t), level)
def interpolate2height_terrain(d, t, var, level): return interpolate2height(var, height8p_terrain(d, t), level)
def v8p_m(d, t, level): return interpolate2height(v8p(d, t), height8p_terrain(d, t), level)
def interpolate2height_terrain(d, t, var, level): return interpolate2height(var, height8p_terrain(d, t), level)