+ machine = new Machine;
+
+ const float pitch = 10.0f;
+
+ Gear *gear1 = new Gear;
+ gear1->pos = Vec3(-50, 0, 0);
+ gear1->set_teeth(16, pitch);
+ gear1->gen_mesh();
+ machine->add_gear(gear1);
+
+ Gear *gear2 = new Gear;
+ gear2->set_teeth(32, pitch);
+ gear2->pos = gear1->pos + Vec3(gear1->radius + gear2->radius - gear1->teeth_length * 0.75, 0, 0);
+ gear2->thickness = 5;
+ gear2->gen_mesh();
+ machine->add_gear(gear2);
+
+ Gear *gear3 = new Gear;
+ gear3->set_teeth(8, pitch);
+ gear3->pos = gear2->pos + Vec3(0, gear2->radius + gear3->radius - gear2->teeth_length * 0.75, 0);
+ gear3->gen_mesh();
+ machine->add_gear(gear3);