| HINT_ANY | -1 | | |
| HINT_NONE | 0 | 0x0 | |
| HINT_NOT_USED_WORLD_DOOR | 1 | 0x1 | |
| HINT_WORLD_WINDOW | 2 | 0x2 | |
| HINT_NOT_USED_WORLD_BUTTON | 3 | 0x3 | |
| HINT_NOT_USED_WORLD_MACHINERY | 4 | 0x4 | |
| HINT_NOT_USED_WORLD_LEDGE | 5 | 0x5 | |
| HINT_NOT_USED_WORLD_LIGHT_SOURCE | 6 | 0x6 | |
| HINT_NOT_USED_WORLD_HEAT_SOURCE | 7 | 0x7 | |
| HINT_NOT_USED_WORLD_BLINKING_LIGHT | 8 | 0x8 | |
| HINT_NOT_USED_WORLD_BRIGHT_COLORS | 9 | 0x9 | |
| HINT_NOT_USED_WORLD_HUMAN_BLOOD | 10 | 0xA | |
| HINT_NOT_USED_WORLD_ALIEN_BLOOD | 11 | 0xB | |
| HINT_WORLD_WORK_POSITION | 12 | 0xC | |
| HINT_WORLD_VISUALLY_INTERESTING | 13 | 0xD | |
| HINT_WORLD_VISUALLY_INTERESTING_DONT_AIM | 14 | 0xE | |
| HINT_WORLD_INHIBIT_COMBINE_MINES | 15 | 0xF | |
| HINT_WORLD_VISUALLY_INTERESTING_STEALTH | 16 | 0x10 | |
| HINT_GENERIC | 17 | 0x11 | |
| HINT_TACTICAL_COVER_MED_DEPRECATED | 100 | 0x64 | |
| HINT_TACTICAL_COVER_CENTER | 101 | 0x65 | |
| HINT_TACTICAL_HIDE | 102 | 0x66 | |
| HINT_TACTICAL_PINCH | 103 | 0x67 | |
| HINT_TACTICAL_SENTRY | 104 | 0x68 | |
| HINT_TACTICAL_ENEMY_DISADVANTAGED | 105 | 0x69 | |
| HINT_NOT_USED_HEALTH_KIT | 106 | 0x6A | |
| HINT_TACTICAL_HIGH_GROUND | 107 | 0x6B | |
| HINT_TACTICAL_COVER_LEFT | 108 | 0x6C | |
| HINT_TACTICAL_COVER_RIGHT | 109 | 0x6D | |
| HINT_TACTICAL_COVER_NARROW | 110 | 0x6E | |
| HINT_TACTICAL_CREATE_COVER | 111 | 0x6F | |
| HINT_TACTICAL_THRESHOLD | 112 | 0x70 | |
| HINT_NOT_USED_URBAN_STREETCORNER | 200 | 0xC8 | |
| HINT_NOT_USED_URBAN_STREETLAMP | 201 | 0xC9 | |
| HINT_NOT_USED_URBAN_DARK_SPOT | 202 | 0xCA | |
| HINT_NOT_USED_URBAN_POSTER | 203 | 0xCB | |
| HINT_NOT_USED_URBAN_SHELTER | 204 | 0xCC | |
| HINT_NOT_USED_ASSASSIN_SECLUDED | 300 | 0x12C | |
| HINT_NOT_USED_ASSASSIN_RAFTERS | 301 | 0x12D | |
| HINT_NOT_USED_ASSASSIN_GROUND | 302 | 0x12E | |
| HINT_NOT_USED_ASSASSIN_MONKEYBARS | 303 | 0x12F | |
| HINT_ANTLION_BURROW_POINT | 400 | 0x190 | |
| HINT_ANTLION_THUMPER_FLEE_POINT | 401 | 0x191 | |
| HINT_HEADCRAB_BURROW_POINT | 450 | 0x1C2 | |
| HINT_HEADCRAB_EXIT_POD_POINT | 451 | 0x1C3 | |
| HINT_NOT_USED_ROLLER_PATROL_POINT | 500 | 0x1F4 | |
| HINT_NOT_USED_ROLLER_CLEANUP_POINT | 501 | 0x1F5 | |
| HINT_NOT_USED_PSTORM_ROCK_SPAWN | 600 | 0x258 | |
| HINT_CROW_FLYTO_POINT | 700 | 0x2BC | |
| HINT_BUG_PATROL_POINT | 800 | 0x320 | |
| HINT_FOLLOW_WAIT_POINT | 900 | 0x384 | |
| HINT_JUMP_OVERRIDE | 901 | 0x385 | |
| HINT_PLAYER_SQUAD_TRANSITON_POINT | 902 | 0x386 | |
| HINT_NPC_EXIT_POINT | 903 | 0x387 | |
| HINT_STRIDER_NODE | 904 | 0x388 | |
| HINT_PLAYER_ALLY_MOVE_AWAY_DEST | 950 | 0x3B6 | |
| HINT_PLAYER_ALLY_FEAR_DEST | 951 | 0x3B7 | |
| HINT_CSTRIKE_HOSTAGE_ESCAPE | 1100 | 0x44C | |
