oxybox-sys 0.1.1

Low-level Rust bindings for Box2D.
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#![allow(non_camel_case_types, non_snake_case, non_upper_case_globals)]
mod bindings;
pub use bindings::*;
mod utils;

impl PartialEq for b2BodyId {
    fn eq(&self, other: &Self) -> bool {
        self.index1 == other.index1 && self.world0 == other.world0 && self.generation == other.generation
    }
}
impl Eq for b2BodyId {}

impl PartialEq for b2ShapeId {
    fn eq(&self, other: &Self) -> bool {
        self.index1 == other.index1 && self.world0 == other.world0 && self.generation == other.generation
    }
}
impl Eq for b2ShapeId {}

impl PartialEq for b2WorldId {
    fn eq(&self, other: &Self) -> bool {
        self.generation == other.generation && self.index1 == other.index1
    }
}
impl Eq for b2WorldId {}

impl std::hash::Hash for b2WorldId {
    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
        self.index1.hash(state);
        self.generation.hash(state);
    }
}

impl std::hash::Hash for b2BodyId {
    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
        self.index1.hash(state);
        self.world0.hash(state);
        self.generation.hash(state);
    }
}

impl std::hash::Hash for b2ShapeId {
    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
        self.index1.hash(state);
        self.world0.hash(state);
        self.generation.hash(state);
    }
}

// glam and b2Vec2 are the same thing (two f32s):
static_assertions::assert_eq_size!(glam::Vec2, b2Vec2);
static_assertions::assert_eq_align!(glam::Vec2, b2Vec2);
static_assertions::const_assert_eq!(std::mem::offset_of!(glam::Vec2, x), std::mem::offset_of!(b2Vec2, x));
static_assertions::const_assert_eq!(std::mem::offset_of!(glam::Vec2, y), std::mem::offset_of!(b2Vec2, y));