Function zigzag

fl16-inputmodules/src/patterns.rs:346–372

()

}

pub fn zigzag() -> Grid {
    let mut grid = Grid::default();

    // 1st Right to left
    for i in 0..WIDTH {
        grid.0[i][i] = 0xFF;
    }
    // 1st Left to right
    for i in 0..WIDTH {
        grid.0[WIDTH - 1 - i][WIDTH + i] = 0xFF;
    }
    // 2nd right to left
    for i in 0..WIDTH {
        grid.0[i][2 * WIDTH + i] = 0xFF;
    }
    // 2nd left to right
    for i in 0..WIDTH {
        if 3 * WIDTH + i < HEIGHT {
            grid.0[WIDTH - 1 - i][3 * WIDTH + i] = 0xFF;
        }
    }

    // Finish it off nicely
    grid.0[1][33] = 0xFF;

    grid
}

pub fn every_nth_col(n: usize) -> Grid {
    let mut grid = Grid::default();