+ // We don't want to shoot 3 rounds if there's 2 left in the mag, so we'll use a fraction.
+ // Also keep the fraction <= 1 otherwise we'd mag dump in one burst.
+ float burst_fraction = min(1, ammo_available / WEP_CVAR(machinegun, burst_ammo));
+ int to_shoot = floor(WEP_CVAR(machinegun, burst) * burst_fraction);
+
+ // We also don't want to use 3 rounds if there's only 2 left.
+ int to_use = min(WEP_CVAR(machinegun, burst_ammo), ammo_available);
+ W_DecreaseAmmo(thiswep, actor, to_use, weaponentity);
+
+ // Bursting counts up to 0 from a negative.
+ actor.(weaponentity).misc_bulletcounter = -to_shoot;