// for n points
translate :: (amount: Vec2s64, pn: ..*Vec2s64) {
    for pn {
        it.x += amount.x;
        it.y += amount.y;
    }
}

// for a triangle
translate :: (amount: Vec2s64, t: *Triangle) {
    translate(amount, *t.p1, *t.p2, *t.p3);
}


// for a quad
translate :: (amount: Vec2s64, q: *Quad) {
    translate(amount, *q.p1, *q.p2, *q.p3, *q.p4);
}