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author | tron <tron@openttd.org> | 2006-06-10 08:37:41 +0000 |
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committer | tron <tron@openttd.org> | 2006-06-10 08:37:41 +0000 |
commit | a2362674e33e66bf1d27df208db5b2250a01012e (patch) | |
tree | ddcc7798b94be03152e4b31cee4bf48bc73774e4 /ai/default | |
parent | fee9ee2c05a107e458c20e8773c9adce38a54a4c (diff) | |
download | openttd-a2362674e33e66bf1d27df208db5b2250a01012e.tar.xz |
(svn r5210) Many small changes which piled up: const, unsigned, variable scope, CSE for readability, DeMorgan, if cascades -> switch, whitespace, parentheses, bracing, misc.
Diffstat (limited to 'ai/default')
-rw-r--r-- | ai/default/default.c | 112 |
1 files changed, 46 insertions, 66 deletions
diff --git a/ai/default/default.c b/ai/default/default.c index dd682581c..213ade79e 100644 --- a/ai/default/default.c +++ b/ai/default/default.c @@ -348,11 +348,11 @@ static void AiHandleReplaceRoadVeh(Player *p) tile = v->tile; if (!CmdFailed(DoCommand(0, v->index, 0, DC_EXEC, CMD_SELL_ROAD_VEH)) && - !CmdFailed(DoCommand(tile, veh, 0, DC_EXEC, CMD_BUILD_ROAD_VEH)) ) { + !CmdFailed(DoCommand(tile, veh, 0, DC_EXEC, CMD_BUILD_ROAD_VEH))) { VehicleID veh = _new_vehicle_id; + AiRestoreVehicleOrders(GetVehicle(veh), orderbak); DoCommand(0, veh, 0, DC_EXEC, CMD_START_STOP_ROADVEH); - DoCommand(0, veh, _ai_service_interval, DC_EXEC, CMD_CHANGE_SERVICE_INT); } } @@ -1608,8 +1608,7 @@ clear_town_stuff:; } } else if (p->mode == 3) { //Clear stuff and then build single rail. - if (GetTileSlope(c, NULL) != SLOPE_FLAT) - return CMD_ERROR; + if (GetTileSlope(c, NULL) != SLOPE_FLAT) return CMD_ERROR; ret = DoCommand(c, 0, 0, flag | DC_AUTO | DC_NO_WATER | DC_AI_BUILDING, CMD_LANDSCAPE_CLEAR); if (CmdFailed(ret)) return CMD_ERROR; total_cost += ret + _price.build_rail; @@ -1927,7 +1926,6 @@ static bool AiCheckRailPathBetter(AiRailFinder *arf, const byte *p) static inline void AiCheckBuildRailBridgeHere(AiRailFinder *arf, TileIndex tile, const byte *p) { - TileIndex tile_new; Slope tileh; uint z; bool flag; @@ -1936,7 +1934,8 @@ static inline void AiCheckBuildRailBridgeHere(AiRailFinder *arf, TileIndex tile, tileh = GetTileSlope(tile, &z); if (tileh == _dir_table_1[dir2] || (tileh == SLOPE_FLAT && z != 0)) { - tile_new = tile; + TileIndex tile_new = tile; + // Allow bridges directly over bottom tiles flag = z == 0; for (;;) { @@ -1977,9 +1976,7 @@ static inline void AiCheckBuildRailTunnelHere(AiRailFinder *arf, TileIndex tile, if (!CmdFailed(cost) && cost <= (arf->player->player_money>>4)) { AiBuildRailRecursive(arf, _build_tunnel_endtile, p[0]&3); - if (arf->depth == 1) { - AiCheckRailPathBetter(arf, p); - } + if (arf->depth == 1) AiCheckRailPathBetter(arf, p); } } } @@ -2009,6 +2006,7 @@ static void AiBuildRailRecursive(AiRailFinder *arf, TileIndex tile, int dir) // Depth too deep? if (arf->depth >= 4) { uint dist = DistanceMaxPlusManhattan(tile, arf->final_tile); + if (dist < arf->cur_best_dist) { // Store the tile that is closest to the final position. arf->cur_best_depth = arf->depth; @@ -2037,9 +2035,7 @@ static void AiBuildRailRecursive(AiRailFinder *arf, TileIndex tile, int dir) } // At the bottom depth? - if (arf->depth == 1) { - AiCheckRailPathBetter(arf, p); - } + if (arf->depth == 1) AiCheckRailPathBetter(arf, p); p += 2; } while (!(p[0]&0x80)); @@ -2093,8 +2089,9 @@ static void AiBuildRailConstruct(Player *p) // Didn't find anything to build? if (arf.best_ptr == NULL) { // Terraform some - for (i=0; i!=5; i++) + for (i = 0; i != 5; i++) { AiDoTerraformLand(p->ai.cur_tile_a, p->ai.cur_dir_a, 3, 0); + } if (++p->ai.state_counter == 21) { p->ai.state_counter = 40; @@ -2112,16 +2109,16 @@ static void AiBuildRailConstruct(Player *p) int i; int32 bridge_len = GetBridgeLength(arf.bridge_end_tile, p->ai.cur_tile_a); - /* Figure out what (rail)bridge type to build - start with best bridge, then go down to worse and worse bridges - unnecessary to check for worse bridge (i=0), since AI will always build that. - AI is so fucked up that fixing this small thing will probably not solve a thing - */ + /* Figure out which (rail)bridge type to build + * start with best bridge, then go down to worse and worse bridges + * unnecessary to check for worst bridge (i=0), since AI will always build + * that. AI is so fucked up that fixing this small thing will probably not + * solve a thing + */ for (i = MAX_BRIDGES - 1; i != 0; i--) { if (CheckBridge_Stuff(i, bridge_len)) { int32 cost = DoCommand(arf.bridge_end_tile, p->ai.cur_tile_a, i | (p->ai.railtype_to_use << 8), DC_AUTO, CMD_BUILD_BRIDGE); - if (!CmdFailed(cost) && cost < (p->player_money >> 5)) - break; + if (!CmdFailed(cost) && cost < (p->player_money >> 5)) break; } } @@ -2130,7 +2127,7 @@ static void AiBuildRailConstruct(Player *p) p->ai.cur_tile_a = arf.bridge_end_tile; p->ai.state_counter = 0; - } else if (arf.best_ptr[0]&0x40) { + } else if (arf.best_ptr[0] & 0x40) { // tunnel DoCommand(p->ai.cur_tile_a, p->ai.railtype_to_use, 0, DC_AUTO | DC_EXEC, CMD_BUILD_TUNNEL); p->ai.cur_tile_a = _build_tunnel_endtile; @@ -2348,9 +2345,7 @@ static EngineID AiFindBestWagon(CargoID cargo, RailType railtype) continue; } - if (rvi->cargo_type != cargo) { - continue; - } + if (rvi->cargo_type != cargo) continue; /* max_speed of 0 indicates no speed limit */ speed = rvi->max_speed == 0 ? 0xFFFF : rvi->max_speed; @@ -2374,7 +2369,7 @@ static void AiStateBuildRailVeh(Player *p) CargoID cargo; int32 cost; Vehicle *v; - uint loco_id; + VehicleID loco_id; ptr = _default_rail_track_data[p->ai.src.cur_building_rule]->data; while (ptr->mode != 0) ptr++; @@ -2395,14 +2390,12 @@ static void AiStateBuildRailVeh(Player *p) p->ai.wagon_list[i + 1] = INVALID_VEHICLE; return; } - if (cargo == CT_MAIL) - cargo = CT_PASSENGERS; - if (++i == p->ai.num_wagons * 2 - 1) - break; + if (cargo == CT_MAIL) cargo = CT_PASSENGERS; + if (++i == p->ai.num_wagons * 2 - 1) break; } // Which locomotive to build? - veh = AiChooseTrainToBuild(p->ai.railtype_to_use, p->player_money, (cargo!=CT_PASSENGERS)?1:0, tile); + veh = AiChooseTrainToBuild(p->ai.railtype_to_use, p->player_money, cargo != CT_PASSENGERS ? 1 : 0, tile); if (veh == INVALID_ENGINE) { handle_nocash: // after a while, if AI still doesn't have cash, get out of this block by selling the wagons. @@ -2435,7 +2428,7 @@ handle_nocash: } for (i = 0; p->ai.order_list_blocks[i] != 0xFF; i++) { - AiBuildRec *aib = (&p->ai.src) + p->ai.order_list_blocks[i]; + const AiBuildRec* aib = &p->ai.src + p->ai.order_list_blocks[i]; bool is_pass = ( p->ai.cargo_type == CT_PASSENGERS || p->ai.cargo_type == CT_MAIL || @@ -2615,11 +2608,8 @@ clear_town_stuff:; // Make sure the blocks are not too close to each other static bool AiCheckBlockDistances(Player *p, TileIndex tile) { - AiBuildRec *aib; - int num; - - num = p->ai.num_build_rec; - aib = &p->ai.src; + const AiBuildRec* aib = &p->ai.src; + uint num = p->ai.num_build_rec; do { if (aib->cur_building_rule != 255) { @@ -2835,7 +2825,6 @@ static bool AiBuildRoadHelper(TileIndex tile, int flags, int type) static inline void AiCheckBuildRoadBridgeHere(AiRoadFinder *arf, TileIndex tile, const byte *p) { - TileIndex tile_new; Slope tileh; uint z; bool flag; @@ -2844,7 +2833,8 @@ static inline void AiCheckBuildRoadBridgeHere(AiRoadFinder *arf, TileIndex tile, tileh = GetTileSlope(tile, &z); if (tileh == _dir_table_1[dir2] || (tileh == SLOPE_FLAT && z != 0)) { - tile_new = tile; + TileIndex tile_new = tile; + // Allow bridges directly over bottom tiles flag = z == 0; for (;;) { @@ -2885,9 +2875,7 @@ static inline void AiCheckBuildRoadTunnelHere(AiRoadFinder *arf, TileIndex tile, if (!CmdFailed(cost) && cost <= (arf->player->player_money>>4)) { AiBuildRoadRecursive(arf, _build_tunnel_endtile, p[0]&3); - if (arf->depth == 1) { - AiCheckRoadPathBetter(arf, p); - } + if (arf->depth == 1) AiCheckRoadPathBetter(arf, p); } } } @@ -3032,7 +3020,6 @@ do_some_terraform: p->ai.cur_tile_a = _build_tunnel_endtile; p->ai.state_counter = 0; } else { - // road if (!AiBuildRoadHelper(tile, DC_EXEC | DC_AUTO | DC_NO_WATER | DC_AI_BUILDING, arf.best_ptr[0])) goto do_some_terraform; @@ -3062,8 +3049,9 @@ static void AiBuildRoad(Player *p) uint i; // Terraform some and then try building again. - for (i = 0; i != 4; i++) + for (i = 0; i != 4; i++) { AiDoTerraformLand(p->ai.cur_tile_a, p->ai.cur_dir_a, 3, 0); + } if (++p->ai.state_counter == 4) { p->ai.state_counter = 0; @@ -3156,7 +3144,7 @@ static void AiStateBuildRoadVehicles(Player *p) { const AiDefaultBlockData *ptr; TileIndex tile; - uint loco_id; + VehicleID loco_id; EngineID veh; uint i; @@ -3227,7 +3215,7 @@ static void AiStateDeleteRoadBlocks(Player *p) static void AiStateAirportStuff(Player *p) { - Station *st; + const Station* st; byte acc_planes; int i; AiBuildRec *aib; @@ -3449,10 +3437,10 @@ static void AiStateBuildAircraftVehicles(Player *p) TileIndex tile; EngineID veh; int i; - uint loco_id; + VehicleID loco_id; ptr = _airport_default_block_data[p->ai.src.cur_building_rule]; - for (;ptr->mode!=0;ptr++) {} + for (; ptr->mode != 0; ptr++) {} tile = TILE_ADD(p->ai.src.use_tile, ToTileIndexDiff(ptr->tileoffs)); @@ -3465,7 +3453,7 @@ static void AiStateBuildAircraftVehicles(Player *p) if (CmdFailed(DoCommand(tile, veh, 0, DC_EXEC, CMD_BUILD_AIRCRAFT))) return; loco_id = _new_vehicle_id; - for (i=0; p->ai.order_list_blocks[i] != 0xFF; i++) { + for (i = 0; p->ai.order_list_blocks[i] != 0xFF; i++) { AiBuildRec *aib = (&p->ai.src) + p->ai.order_list_blocks[i]; bool is_pass = (p->ai.cargo_type == CT_PASSENGERS || p->ai.cargo_type == CT_MAIL); Order order; @@ -3664,27 +3652,20 @@ pos_3: if (GetRoadTileType(tile) == ROAD_TILE_DEPOT) { DiagDirection dir; + TileIndex t; // Check if there are any stations around. - if (IsTileType(tile + TileDiffXY(-1, 0), MP_STATION) && - IsTileOwner(tile + TileDiffXY(-1, 0), _current_player)) { - return; - } + t = tile + TileDiffXY(-1, 0); + if (IsTileType(t, MP_STATION) && IsTileOwner(t, _current_player)) return; - if (IsTileType(tile + TileDiffXY(1, 0), MP_STATION) && - IsTileOwner(tile + TileDiffXY(1, 0), _current_player)) { - return; - } + t = tile + TileDiffXY(1, 0); + if (IsTileType(t, MP_STATION) && IsTileOwner(t, _current_player)) return; - if (IsTileType(tile + TileDiffXY(0, -1), MP_STATION) && - IsTileOwner(tile + TileDiffXY(0, -1), _current_player)) { - return; - } + t = tile + TileDiffXY(0, -1); + if (IsTileType(t, MP_STATION) && IsTileOwner(t, _current_player)) return; - if (IsTileType(tile + TileDiffXY(0, 1), MP_STATION) && - IsTileOwner(tile + TileDiffXY(0, 1), _current_player)) { - return; - } + t = tile + TileDiffXY(0, 1); + if (IsTileType(t, MP_STATION) && IsTileOwner(t, _current_player)) return; dir = GetRoadDepotDirection(tile); @@ -3881,8 +3862,7 @@ void AiDoGameLoop(Player *p) // or in % _ai_service_interval = _patches.servint_ispercent?80:180; - if (IS_HUMAN_PLAYER(_current_player)) - return; + if (IS_HUMAN_PLAYER(_current_player)) return; AiAdjustLoan(p); AiBuildCompanyHQ(p); |