diff options
Diffstat (limited to 'ai')
| -rw-r--r-- | ai/default/default.c | 18 | ||||
| -rw-r--r-- | ai/trolly/build.c | 22 |
2 files changed, 29 insertions, 11 deletions
diff --git a/ai/default/default.c b/ai/default/default.c index 379f4516e..35fc85305 100644 --- a/ai/default/default.c +++ b/ai/default/default.c @@ -162,12 +162,14 @@ static EngineID AiChooseTrainToBuild(RailType railtype, int32 money, byte flag, static EngineID AiChooseRoadVehToBuild(CargoID cargo, int32 money, TileIndex tile) { EngineID best_veh_index = INVALID_ENGINE; - int32 best_veh_cost = 0; + int32 best_veh_rating = 0; EngineID i = ROAD_ENGINES_INDEX; EngineID end = i + NUM_ROAD_ENGINES; for (; i != end; i++) { + const RoadVehicleInfo *rvi = RoadVehInfo(i); const Engine* e = GetEngine(i); + int32 rating; int32 ret; if (!HASBIT(e->player_avail, _current_player) || e->reliability < 0x8A3D) { @@ -175,13 +177,17 @@ static EngineID AiChooseRoadVehToBuild(CargoID cargo, int32 money, TileIndex til } /* Skip vehicles which can't take our cargo type */ - if (RoadVehInfo(i)->cargo_type != cargo) continue; + if (rvi->cargo_type != cargo) continue; + + /* Rate and compare the engine by speed & capacity */ + rating = rvi->max_speed * rvi->capacity; + if (rating <= best_veh_rating) continue; ret = DoCommand(tile, i, 0, 0, CMD_BUILD_ROAD_VEH); - if (!CmdFailed(ret) && ret <= money && ret >= best_veh_cost) { - best_veh_cost = ret; - best_veh_index = i; - } + if (CmdFailed(ret) || ret > money) continue; + + best_veh_rating = rating; + best_veh_index = i; } return best_veh_index; diff --git a/ai/trolly/build.c b/ai/trolly/build.c index 059500dc4..1259d4c9a 100644 --- a/ai/trolly/build.c +++ b/ai/trolly/build.c @@ -232,27 +232,39 @@ EngineID AiNew_PickVehicle(Player *p) // Not supported yet return INVALID_ENGINE; } else { + EngineID best_veh_index = INVALID_ENGINE; + int32 best_veh_rating = 0; EngineID start = ROAD_ENGINES_INDEX; EngineID end = ROAD_ENGINES_INDEX + NUM_ROAD_ENGINES; EngineID i; // Let's check it backwards.. we simply want to best engine available.. - for (i = end - 1; i >= start; i--) { + for (i = start; i != end; i--) { + const RoadVehicleInfo *rvi = RoadVehInfo(i); const Engine* e = GetEngine(i); + int32 rating; int32 ret; /* Skip vehicles which can't take our cargo type */ - if (RoadVehInfo(i)->cargo_type != p->ainew.cargo) continue; + if (rvi->cargo_type != p->ainew.cargo) continue; // Is it availiable? // Also, check if the reliability of the vehicle is above the AI_VEHICLE_MIN_RELIABILTY if (!HASBIT(e->player_avail, _current_player) || e->reliability * 100 < AI_VEHICLE_MIN_RELIABILTY << 16) continue; + + /* Rate and compare the engine by speed & capacity */ + rating = rvi->max_speed * rvi->capacity; + if (rating <= best_veh_rating) continue; + // Can we build it? ret = AI_DoCommand(0, i, 0, DC_QUERY_COST, CMD_BUILD_ROAD_VEH); - if (!CmdFailed(ret)) return i; + if (CmdFailed(ret)) continue; + + best_veh_rating = rating; + best_veh_index = i; } - // We did not find a vehicle :( - return INVALID_ENGINE; + + return best_veh_index; } } |