proc collisionLayer*(self: PhysicsBody): int64 {.
gcsafe, locks: 0
.}

proc `collisionLayer =`*(self: PhysicsBody; val: int64) {.
gcsafe, locks: 0
.}

proc collisionMask*(self: PhysicsBody): int64 {.
gcsafe, locks: 0
.}

proc `collisionMask =`*(self: PhysicsBody; val: int64) {.
gcsafe, locks: 0
.}

proc setCollisionMaskBit*(self: PhysicsBody; bit: int64; value: bool) {.
gcsafe, locks: 0
.}

proc getCollisionMaskBit*(self: PhysicsBody; bit: int64): bool {.
gcsafe, locks: 0
.}

proc setCollisionLayerBit*(self: PhysicsBody; bit: int64; value: bool) {.
gcsafe,
    locks: 0
.}

proc getCollisionLayerBit*(self: PhysicsBody; bit: int64): bool {.
gcsafe, locks: 0
.}

proc addCollisionExceptionWith*(self: PhysicsBody; body: PhysicsBody) {.
gcsafe,
    locks: 0
.}

proc removeCollisionExceptionWith*(self: PhysicsBody; body: PhysicsBody) {.
gcsafe,
    locks: 0
.}

method setLayers*(self: PhysicsBody; mask: int64) {.
gcsafe, locks: 0
.}

method getLayers*(self: PhysicsBody): int64 {.
gcsafe, locks: 0
.}