pub const QUADRANTS: [char; 16];Expand description
The 16 quadrant block glyphs for a 2x2 pixel block, indexed by a 4-bit pattern in row-major order (bit 0 = top-left, bit 1 = top-right, bit 2 = bottom-left, bit 3 = bottom-right).
Adapted from ratatui-core’s symbols::pixel::QUADRANTS.