Struct BounceOnEvent 

pub struct BounceOnEvent<'a> {
    pub dimension: &'a str,
    pub entity: i32,
    pub kind: &'a str,
    pub state: BlockState,
    pub pos: BlockPos,
    pub fall_distance: f64,
    pub movement: &'a mut [f64; 3],
}

What BlockPart::bounce_on is told. Each field is that hook’s argument of the same name, described in the hook’s doc.

Fields

dimension: &'a str

entity: i32

kind: &'a str

state: BlockState

pos: BlockPos

fall_distance: f64

movement: &'a mut [f64; 3]