| Non-Alpha | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Function | Lines | Comment | Blank | Inactive | Code | Lines-exe | Lines-decl | Stmt-exe | Stmt-decl | Ratio Comment/Code |
| P_DamageFeedback | 131 | 17 | 17 | 0 | 101 | 80 | 10 | 75 | 9 | 0.17 |
| P_FallingDamage | 70 | 3 | 9 | 0 | 60 | 42 | 4 | 39 | 3 | 0.05 |
| P_ProjectSource | 11 | 0 | 1 | 0 | 10 | 6 | 2 | 6 | 1 | 0.00 |
| P_WorldEffects | 159 | 30 | 18 | 0 | 117 | 75 | 4 | 67 | 3 | 0.26 |
| parasite_attack | 7 | 3 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.75 |
| parasite_dead | 9 | 0 | 0 | 0 | 9 | 6 | 1 | 6 | 0 | 0.00 |
| parasite_die | 26 | 2 | 3 | 0 | 21 | 15 | 2 | 19 | 1 | 0.10 |
| parasite_do_fidget | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_drain_attack | 49 | 0 | 6 | 0 | 43 | 29 | 4 | 28 | 3 | 0.00 |
| parasite_drain_attack_ok | 18 | 2 | 3 | 0 | 13 | 9 | 2 | 9 | 1 | 0.15 |
| parasite_end_fidget | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_idle | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_launch | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_pain | 20 | 1 | 5 | 0 | 15 | 12 | 1 | 11 | 0 | 0.07 |
| parasite_reel_in | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_refidget | 7 | 0 | 0 | 0 | 7 | 4 | 1 | 3 | 0 | 0.00 |
| parasite_run | 7 | 0 | 0 | 0 | 7 | 4 | 1 | 3 | 0 | 0.00 |
| parasite_scratch | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_search | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_sight | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_stand | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_start_run | 7 | 0 | 0 | 0 | 7 | 4 | 1 | 3 | 0 | 0.00 |
| parasite_start_walk | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_tap | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| parasite_walk | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| path_corner_touch | 56 | 0 | 9 | 0 | 47 | 31 | 4 | 29 | 3 | 0.00 |
| PerpendicularVector | 31 | 9 | 3 | 0 | 19 | 9 | 5 | 10 | 4 | 0.47 |
| Pickup_Adrenaline | 13 | 0 | 3 | 0 | 10 | 7 | 1 | 7 | 0 | 0.00 |
| Pickup_Ammo | 29 | 0 | 5 | 0 | 24 | 16 | 4 | 15 | 3 | 0.00 |
| Pickup_AncientHead | 9 | 0 | 2 | 0 | 7 | 4 | 1 | 4 | 0 | 0.00 |
| Pickup_Armor | 78 | 12 | 12 | 0 | 55 | 36 | 7 | 32 | 6 | 0.22 |
| Pickup_Bandolier | 37 | 0 | 5 | 0 | 32 | 23 | 3 | 23 | 2 | 0.00 |
| Pickup_Health | 31 | 0 | 4 | 0 | 27 | 18 | 1 | 17 | 0 | 0.00 |
| Pickup_Key | 22 | 0 | 0 | 0 | 22 | 13 | 1 | 12 | 0 | 0.00 |
| Pickup_Pack | 77 | 0 | 9 | 0 | 68 | 51 | 3 | 51 | 2 | 0.00 |
| Pickup_PowerArmor | 19 | 1 | 4 | 0 | 14 | 8 | 2 | 8 | 1 | 0.07 |
| Pickup_Powerup | 27 | 0 | 5 | 0 | 22 | 14 | 2 | 14 | 1 | 0.00 |
| Pickup_Weapon | 46 | 2 | 7 | 0 | 38 | 25 | 3 | 20 | 2 | 0.05 |
| plat_Accelerate | 70 | 9 | 8 | 0 | 53 | 32 | 9 | 32 | 8 | 0.17 |
| plat_blocked | 19 | 2 | 2 | 0 | 15 | 10 | 1 | 10 | 0 | 0.13 |
| plat_CalcAcceleratedMove | 27 | 0 | 6 | 0 | 21 | 11 | 4 | 11 | 3 | 0.00 |
| plat_go_down | 11 | 0 | 0 | 0 | 11 | 6 | 1 | 6 | 0 | 0.00 |
| plat_go_up | 11 | 0 | 0 | 0 | 11 | 6 | 1 | 6 | 0 | 0.00 |
| plat_hit_bottom | 10 | 0 | 0 | 0 | 10 | 5 | 1 | 5 | 0 | 0.00 |
| plat_hit_top | 13 | 0 | 1 | 0 | 12 | 7 | 1 | 7 | 0 | 0.00 |
| plat_spawn_inside_trigger | 43 | 3 | 8 | 0 | 32 | 23 | 3 | 23 | 2 | 0.09 |
| player_die | 95 | 9 | 15 | 0 | 75 | 56 | 3 | 59 | 2 | 0.12 |
| player_pain | 4 | 1 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0.33 |
| PlayerNoise | 58 | 1 | 8 | 0 | 50 | 36 | 2 | 35 | 1 | 0.02 |
| PlayerSort | 16 | 0 | 3 | 0 | 13 | 9 | 2 | 9 | 1 | 0.00 |
| PlayersRangeFromSpot | 30 | 0 | 8 | 0 | 22 | 12 | 6 | 14 | 5 | 0.00 |
| PlayerTrail_Add | 16 | 0 | 5 | 0 | 11 | 7 | 2 | 7 | 1 | 0.00 |
| PlayerTrail_Init | 16 | 1 | 3 | 0 | 13 | 7 | 2 | 9 | 1 | 0.08 |
| PlayerTrail_LastSpot | 4 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 0.00 |
| PlayerTrail_New | 8 | 0 | 1 | 0 | 7 | 4 | 1 | 4 | 0 | 0.00 |
| PlayerTrail_PickFirst | 28 | 0 | 5 | 0 | 23 | 12 | 3 | 13 | 2 | 0.00 |
| PlayerTrail_PickNext | 18 | 0 | 3 | 0 | 15 | 8 | 3 | 9 | 2 | 0.00 |
| PM_trace | 7 | 0 | 0 | 0 | 7 | 4 | 1 | 3 | 0 | 0.00 |
| point_combat_touch | 51 | 0 | 5 | 0 | 46 | 31 | 3 | 30 | 2 | 0.00 |
| PowerArmorType | 16 | 0 | 4 | 0 | 12 | 9 | 1 | 9 | 0 | 0.00 |
| PrecacheItem | 57 | 3 | 7 | 0 | 47 | 36 | 5 | 36 | 4 | 0.06 |
| PrintPmove | 8 | 0 | 1 | 0 | 7 | 3 | 2 | 3 | 1 | 0.00 |
| ProjectPointOnPlane | 18 | 0 | 4 | 0 | 14 | 8 | 4 | 8 | 3 | 0.00 |
| PutClientInServer | 162 | 25 | 23 | 0 | 118 | 93 | 11 | 90 | 10 | 0.21 |
| Non-Alpha | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |