pub fn invalid() -> Self {
        Self(crate::data::arena::Index::from_raw_parts(
            crate::INVALID_U32,
            crate::INVALID_U32,
        ))
    }
/// An always-invalid collider handle.
An always-invalid collider handle.
An always - invalid collider handle .
pub fn invalid() -> Self {
        Self(crate::data::arena::Index::from_raw_parts(
            crate::INVALID_U32,
            crate::INVALID_U32,
        ))
    }
pub fn invalid ( ) -> Self { Self ( crate :: data :: arena :: Index :: from_raw_parts ( crate :: INVALID_U32 , crate :: INVALID_U32 , ) ) }
An always-invalid collider handle.
An always - invalid collider handle .