Box2D.Collision.Shapes.ChainShape.ComputeAABB C# (CSharp) Method

        public override void ComputeAABB(AABB aabb, Transform xf, int childIndex)
        {
            Debug.Assert(childIndex < Count);

            int i1 = childIndex;
            int i2 = childIndex + 1;
            if (i2 == Count)
            {
                i2 = 0;
            }

            Vec2 v1 = pool1;
            Vec2 v2 = pool2;
            Transform.MulToOutUnsafe(xf, Vertices[i1], v1);
            Transform.MulToOutUnsafe(xf, Vertices[i2], v2);

            Vec2.MinToOut(v1, v2, aabb.LowerBound);
            Vec2.MaxToOut(v1, v2, aabb.UpperBound);
        }