Function tcod_sys::TCOD_heightmap_rain_erosion

pub unsafe extern "C" fn TCOD_heightmap_rain_erosion(
    hm: *mut TCOD_heightmap_t, 
    nbDrops: c_int, 
    erosionCoef: f32, 
    sedimentationCoef: f32, 
    rnd: TCOD_random_t
)