scale :: (factor: Vector2, pn: ..*Vec2s64) {
    for pn {
        it.x = cast(s64)(it.x * factor.x);
        it.y = cast(s64)(it.y * factor.y);
    }
}

scale :: (factor: Vector2, t: *Triangle) {
    scale(factor, *t.p1, *t.p2, *t.p3);
}

scale :: (factor: Vector2, q: *Quad) {
    scale(factor, *q.p1, *q.p2, *q.p3, *q.p4);
}