Method cells_mut

perro_source/core/perro_structs/src/structs/matrix/mod.rs:411–416

(&mut self)

    #[inline]
    pub fn cells_mut(&mut self) -> impl Iterator<Item = (usize, usize, &mut T)> {
        self.as_mut_slice()
            .iter_mut()
            .enumerate()
            .map(|(index, value)| (index / COLS, index % COLS, value))
    }

    #[inline]
    pub fn for_positions(&self, mut f: impl FnMut(usize, usize)) {