pub const FLAG_SHAPE_MASK: u8 = 0b0000_0011;Expand description
flags bitmask: bits 0-1 are the InteractionShape (SPEC §2 field 3).
pub const FLAG_SHAPE_MASK: u8 = 0b0000_0011;flags bitmask: bits 0-1 are the InteractionShape (SPEC §2 field 3).