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authortron <tron@openttd.org>2007-02-18 11:27:09 +0000
committertron <tron@openttd.org>2007-02-18 11:27:09 +0000
commit1ed8e7e04ea3d220e5669d7e44e9dd6a4b4fabf3 (patch)
treea6cf65d08028ccaee57a245487ff814295ff9598 /src
parent62281f3853a50ce23d1d34d571f717ed3889460f (diff)
downloadopenttd-1ed8e7e04ea3d220e5669d7e44e9dd6a4b4fabf3.tar.xz
(svn r8799) -Fix
Reduce variable scope
Diffstat (limited to 'src')
-rw-r--r--src/station_cmd.cpp440
1 files changed, 166 insertions, 274 deletions
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 34d3393c2..7efd5a821 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -42,18 +42,14 @@
*/
static void StationPoolNewBlock(uint start_item)
{
- Station *st;
-
/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
* TODO - This is just a temporary stage, this will be removed. */
- for (st = GetStation(start_item); st != NULL; st = (st->index + 1U < GetStationPoolSize()) ? GetStation(st->index + 1U) : NULL) st->index = start_item++;
+ for (Station *st = GetStation(start_item); st != NULL; st = (st->index + 1U < GetStationPoolSize()) ? GetStation(st->index + 1U) : NULL) st->index = start_item++;
}
static void StationPoolCleanBlock(uint start_item, uint end_item)
{
- uint i;
-
- for (i = start_item; i <= end_item; i++) {
+ for (uint i = start_item; i <= end_item; i++) {
Station *st = GetStation(i);
if (st->IsValid()) st->~Station();
}
@@ -64,11 +60,9 @@ static void StationPoolCleanBlock(uint start_item, uint end_item)
*/
static void RoadStopPoolNewBlock(uint start_item)
{
- RoadStop *rs;
-
/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
* TODO - This is just a temporary stage, this will be removed. */
- for (rs = GetRoadStop(start_item); rs != NULL; rs = (rs->index + 1U < GetRoadStopPoolSize()) ? GetRoadStop(rs->index + 1U) : NULL) {
+ for (RoadStop *rs = GetRoadStop(start_item); rs != NULL; rs = (rs->index + 1U < GetRoadStopPoolSize()) ? GetRoadStop(rs->index + 1U) : NULL) {
rs->xy = INVALID_TILE;
rs->index = start_item++;
}
@@ -84,23 +78,22 @@ extern void UpdateAirplanesOnNewStation(Station *st);
RoadStop* GetRoadStopByTile(TileIndex tile, RoadStop::Type type)
{
const Station* st = GetStationByTile(tile);
- RoadStop* rs;
- for (rs = st->GetPrimaryRoadStop(type); rs->xy != tile; rs = rs->next) {
+ for (RoadStop *rs = st->GetPrimaryRoadStop(type);; rs = rs->next) {
+ if (rs->xy == tile) return rs;
assert(rs->next != NULL);
}
-
- return rs;
}
static uint GetNumRoadStopsInStation(const Station* st, RoadStop::Type type)
{
uint num = 0;
- const RoadStop *rs;
assert(st != NULL);
- for (rs = st->GetPrimaryRoadStop(type); rs != NULL; rs = rs->next) num++;
+ for (const RoadStop *rs = st->GetPrimaryRoadStop(type); rs != NULL; rs = rs->next) {
+ num++;
+ }
return num;
}
@@ -152,13 +145,11 @@ static Station* GetStationAround(TileIndex tile, int w, int h, StationID closest
*/
static int CountMapSquareAround(TileIndex tile, TileType type, IndustryType industry)
{
- TileIndex cur_tile;
- int dx, dy;
int num = 0;
- for (dx = -3; dx <= 3; dx++) {
- for (dy = -3; dy <= 3; dy++) {
- cur_tile = TILE_MASK(tile + TileDiffXY(dx, dy));
+ for (int dx = -3; dx <= 3; dx++) {
+ for (int dy = -3; dy <= 3; dy++) {
+ TileIndex cur_tile = TILE_MASK(tile + TileDiffXY(dx, dy));
if (IsTileType(cur_tile, type)) {
switch (type) {
@@ -201,7 +192,6 @@ static bool GenerateStationName(Station *st, TileIndex tile, int flag)
Town *t = st->town;
uint32 free_names = (uint32)-1;
int found;
- uint z,z2;
unsigned long tmp;
{
@@ -266,14 +256,16 @@ static bool GenerateStationName(Station *st, TileIndex tile, int flag)
}
/* check elevation compared to town */
- z = GetTileZ(tile);
- z2 = GetTileZ(t->xy);
- if (z < z2) {
- found = M(STR_SV_STNAME_VALLEY);
- if (HASBIT(free_names, M(STR_SV_STNAME_VALLEY))) goto done;
- } else if (z > z2) {
- found = M(STR_SV_STNAME_HEIGHTS);
- if (HASBIT(free_names, M(STR_SV_STNAME_HEIGHTS))) goto done;
+ {
+ uint z = GetTileZ(tile);
+ uint z2 = GetTileZ(t->xy);
+ if (z < z2) {
+ found = M(STR_SV_STNAME_VALLEY);
+ if (HASBIT(free_names, M(STR_SV_STNAME_VALLEY))) goto done;
+ } else if (z > z2) {
+ found = M(STR_SV_STNAME_HEIGHTS);
+ if (HASBIT(free_names, M(STR_SV_STNAME_HEIGHTS))) goto done;
+ }
}
/* check direction compared to town */
@@ -359,9 +351,8 @@ static void UpdateStationVirtCoordDirty(Station *st)
static uint GetAcceptanceMask(const Station *st)
{
uint mask = 0;
- uint i;
- for (i = 0; i != NUM_CARGO; i++) {
+ for (uint i = 0; i != NUM_CARGO; i++) {
if (st->goods[i].waiting_acceptance & 0x8000) mask |= 1 << i;
}
return mask;
@@ -383,35 +374,30 @@ static void ShowRejectOrAcceptNews(const Station *st, uint num_items, CargoID *c
void GetProductionAroundTiles(AcceptedCargo produced, TileIndex tile,
int w, int h, int rad)
{
- int x,y;
- int x1,y1,x2,y2;
- int xc,yc;
-
memset(produced, 0, sizeof(AcceptedCargo));
- x = TileX(tile);
- y = TileY(tile);
+ int x = TileX(tile);
+ int y = TileY(tile);
// expand the region by rad tiles on each side
// while making sure that we remain inside the board.
- x2 = min(x + w + rad, MapSizeX());
- x1 = max(x - rad, 0);
+ int x2 = min(x + w + rad, MapSizeX());
+ int x1 = max(x - rad, 0);
- y2 = min(y + h + rad, MapSizeY());
- y1 = max(y - rad, 0);
+ int y2 = min(y + h + rad, MapSizeY());
+ int y1 = max(y - rad, 0);
assert(x1 < x2);
assert(y1 < y2);
assert(w > 0);
assert(h > 0);
- for (yc = y1; yc != y2; yc++) {
- for (xc = x1; xc != x2; xc++) {
+ for (int yc = y1; yc != y2; yc++) {
+ for (int xc = x1; xc != x2; xc++) {
if (!(IS_INSIDE_1D(xc, x, w) && IS_INSIDE_1D(yc, y, h))) {
- GetProducedCargoProc *gpc;
TileIndex tile = TileXY(xc, yc);
- gpc = _tile_type_procs[GetTileType(tile)]->get_produced_cargo_proc;
+ GetProducedCargoProc *gpc = _tile_type_procs[GetTileType(tile)]->get_produced_cargo_proc;
if (gpc != NULL) {
CargoID cargos[2] = { CT_INVALID, CT_INVALID };
@@ -432,37 +418,32 @@ void GetProductionAroundTiles(AcceptedCargo produced, TileIndex tile,
void GetAcceptanceAroundTiles(AcceptedCargo accepts, TileIndex tile,
int w, int h, int rad)
{
- int x,y;
- int x1,y1,x2,y2;
- int xc,yc;
-
memset(accepts, 0, sizeof(AcceptedCargo));
- x = TileX(tile);
- y = TileY(tile);
+ int x = TileX(tile);
+ int y = TileY(tile);
// expand the region by rad tiles on each side
// while making sure that we remain inside the board.
- x2 = min(x + w + rad, MapSizeX());
- y2 = min(y + h + rad, MapSizeY());
- x1 = max(x - rad, 0);
- y1 = max(y - rad, 0);
+ int x2 = min(x + w + rad, MapSizeX());
+ int y2 = min(y + h + rad, MapSizeY());
+ int x1 = max(x - rad, 0);
+ int y1 = max(y - rad, 0);
assert(x1 < x2);
assert(y1 < y2);
assert(w > 0);
assert(h > 0);
- for (yc = y1; yc != y2; yc++) {
- for (xc = x1; xc != x2; xc++) {
+ for (int yc = y1; yc != y2; yc++) {
+ for (int xc = x1; xc != x2; xc++) {
TileIndex tile = TileXY(xc, yc);
if (!IsTileType(tile, MP_STATION)) {
AcceptedCargo ac;
- uint i;
GetAcceptedCargo(tile, ac);
- for (i = 0; i < lengthof(ac); ++i) accepts[i] += ac[i];
+ for (uint i = 0; i < lengthof(ac); ++i) accepts[i] += ac[i];
}
}
}
@@ -490,21 +471,17 @@ static inline void MergePoint(ottd_Rectangle* rect, TileIndex tile)
// show_msg controls whether to display a message that acceptance was changed.
static void UpdateStationAcceptance(Station *st, bool show_msg)
{
- uint old_acc, new_acc;
- const RoadStop *cur_rs;
- int i;
- ottd_Rectangle rect;
- int rad;
- AcceptedCargo accepts;
+ // Don't update acceptance for a buoy
+ if (st->IsBuoy()) return;
+ ottd_Rectangle rect;
rect.min_x = MapSizeX();
rect.min_y = MapSizeY();
- rect.max_x = rect.max_y = 0;
- // Don't update acceptance for a buoy
- if (st->IsBuoy()) return;
+ rect.max_x = 0;
+ rect.max_y = 0;
/* old accepted goods types */
- old_acc = GetAcceptanceMask(st);
+ uint old_acc = GetAcceptanceMask(st);
// Put all the tiles that span an area in the table.
if (st->train_tile != 0) {
@@ -525,31 +502,30 @@ static void UpdateStationAcceptance(Station *st, bool show_msg)
if (st->dock_tile != 0) MergePoint(&rect, st->dock_tile);
- for (cur_rs = st->bus_stops; cur_rs != NULL; cur_rs = cur_rs->next) {
- MergePoint(&rect, cur_rs->xy);
+ for (const RoadStop *rs = st->bus_stops; rs != NULL; rs = rs->next) {
+ MergePoint(&rect, rs->xy);
}
- for (cur_rs = st->truck_stops; cur_rs != NULL; cur_rs = cur_rs->next) {
- MergePoint(&rect, cur_rs->xy);
+ for (const RoadStop *rs = st->truck_stops; rs != NULL; rs = rs->next) {
+ MergePoint(&rect, rs->xy);
}
- rad = (_patches.modified_catchment) ? FindCatchmentRadius(st) : 4;
-
// And retrieve the acceptance.
+ AcceptedCargo accepts;
if (rect.max_x >= rect.min_x) {
GetAcceptanceAroundTiles(
accepts,
TileXY(rect.min_x, rect.min_y),
rect.max_x - rect.min_x + 1,
rect.max_y - rect.min_y + 1,
- rad
+ _patches.modified_catchment ? FindCatchmentRadius(st) : 4
);
} else {
memset(accepts, 0, sizeof(accepts));
}
// Adjust in case our station only accepts fewer kinds of goods
- for (i = 0; i != NUM_CARGO; i++) {
+ for (uint i = 0; i != NUM_CARGO; i++) {
uint amt = min(accepts[i], 15);
// Make sure the station can accept the goods type.
@@ -561,7 +537,7 @@ static void UpdateStationAcceptance(Station *st, bool show_msg)
}
// Only show a message in case the acceptance was actually changed.
- new_acc = GetAcceptanceMask(st);
+ uint new_acc = GetAcceptanceMask(st);
if (old_acc == new_acc)
return;
@@ -610,7 +586,7 @@ static void UpdateStationAcceptance(Station *st, bool show_msg)
static void UpdateStationSignCoord(Station *st)
{
- StationRect *r = &st->rect;
+ const StationRect *r = &st->rect;
if (r->IsEmpty()) return; // no tiles belong to this station
@@ -639,21 +615,18 @@ static int32 ClearTile_Station(TileIndex tile, byte flags);
// Or an error code if it failed.
int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invalid_dirs, StationID* station)
{
- int32 cost = 0, ret;
-
- Slope tileh;
- uint z;
+ int32 cost = 0;
int allowed_z = -1;
- int flat_z;
- BEGIN_TILE_LOOP(tile_cur, w, h, tile)
+ BEGIN_TILE_LOOP(tile_cur, w, h, tile) {
if (MayHaveBridgeAbove(tile_cur) && IsBridgeAbove(tile_cur)) {
return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
}
if (!EnsureNoVehicle(tile_cur)) return CMD_ERROR;
- tileh = GetTileSlope(tile_cur, &z);
+ uint z;
+ Slope tileh = GetTileSlope(tile_cur, &z);
/* Prohibit building if
* 1) The tile is "steep" (i.e. stretches two height levels)
@@ -668,7 +641,7 @@ int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invali
return_cmd_error(STR_0007_FLAT_LAND_REQUIRED);
}
- flat_z = z;
+ int flat_z = z;
if (tileh != SLOPE_FLAT) {
// need to check so the entrance to the station is not pointing at a slope.
if ((invalid_dirs&1 && !(tileh & SLOPE_NE) && (uint)w_cur == w) ||
@@ -704,18 +677,19 @@ int32 CheckFlatLandBelow(TileIndex tile, uint w, uint h, uint flags, uint invali
}
}
} else {
- ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
+ int32 ret = DoCommand(tile_cur, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(ret)) return ret;
cost += ret;
}
- END_TILE_LOOP(tile_cur, w, h, tile)
+ } END_TILE_LOOP(tile_cur, w, h, tile)
return cost;
}
-static bool CanExpandRailroadStation(Station* st, uint* fin, Axis axis)
+static bool CanExpandRailroadStation(const Station* st, uint* fin, Axis axis)
{
- uint curw = st->trainst_w, curh = st->trainst_h;
+ uint curw = st->trainst_w;
+ uint curh = st->trainst_h;
TileIndex tile = fin[0];
uint w = fin[1];
uint h = fin[2];
@@ -824,15 +798,8 @@ static void GetStationLayout(byte *layout, int numtracks, int plat_len, const St
*/
int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint32 p2)
{
- Station *st;
int w_org, h_org;
- int32 cost, ret;
- StationID est;
- int plat_len, numtracks;
- Axis axis;
- uint finalvalues[3];
- const StationSpec *statspec;
- int specindex;
+ int32 ret;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
@@ -841,10 +808,9 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3
if (!ValParamRailtype(p2 & 0xF)) return CMD_ERROR;
/* unpack parameters */
- axis = (Axis)(p1 & 1);
- numtracks = GB(p1, 8, 8);
- plat_len = GB(p1, 16, 8);
- /* w = length, h = num_tracks */
+ Axis axis = (Axis)GB(p1, 0, 1);
+ uint numtracks = GB(p1, 8, 8);
+ uint plat_len = GB(p1, 16, 8);
if (axis == AXIS_X) {
w_org = plat_len;
h_org = numtracks;
@@ -856,20 +822,21 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3
if (h_org > _patches.station_spread || w_org > _patches.station_spread) return CMD_ERROR;
// these values are those that will be stored in train_tile and station_platforms
+ uint finalvalues[3];
finalvalues[0] = tile_org;
finalvalues[1] = w_org;
finalvalues[2] = h_org;
// Make sure the area below consists of clear tiles. (OR tiles belonging to a certain rail station)
- est = INVALID_STATION;
+ StationID est = INVALID_STATION;
// If DC_EXEC is in flag, do not want to pass it to CheckFlatLandBelow, because of a nice bug
// for detail info, see: https://sourceforge.net/tracker/index.php?func=detail&aid=1029064&group_id=103924&atid=636365
ret = CheckFlatLandBelow(tile_org, w_org, h_org, flags & ~DC_EXEC, 5 << axis, _patches.nonuniform_stations ? &est : NULL);
if (CmdFailed(ret)) return ret;
- cost = ret + (numtracks * _price.train_station_track + _price.train_station_length) * plat_len;
+ int32 cost = ret + (numtracks * _price.train_station_track + _price.train_station_length) * plat_len;
// Make sure there are no similar stations around us.
- st = GetStationAround(tile_org, w_org, h_org, est);
+ Station *st = GetStationAround(tile_org, w_org, h_org, est);
if (st == CHECK_STATIONS_ERR) return CMD_ERROR;
// See if there is a deleted station close to us.
@@ -914,8 +881,8 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3
if (GB(p2, 8, 8) >= STAT_CLASS_MAX) return CMD_ERROR;
/* Check if we can allocate a custom stationspec to this station */
- statspec = GetCustomStationSpec((StationClassID)GB(p2, 8, 8), GB(p2, 16, 8));
- specindex = AllocateSpecToStation(statspec, st, flags & DC_EXEC);
+ const StationSpec *statspec = GetCustomStationSpec((StationClassID)GB(p2, 8, 8), GB(p2, 16, 8));
+ int specindex = AllocateSpecToStation(statspec, st, flags & DC_EXEC);
if (specindex == -1) return CMD_ERROR;
if (statspec != NULL) {
@@ -1000,14 +967,13 @@ static void MakeRailwayStationAreaSmaller(Station *st)
uint w = st->trainst_w;
uint h = st->trainst_h;
TileIndex tile = st->train_tile;
- uint i;
restart:
// too small?
if (w != 0 && h != 0) {
// check the left side, x = constant, y changes
- for (i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(0, i));) {
+ for (uint i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(0, i));) {
// the left side is unused?
if (++i == h) {
tile += TileDiffXY(1, 0);
@@ -1017,7 +983,7 @@ restart:
}
// check the right side, x = constant, y changes
- for (i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(w - 1, i));) {
+ for (uint i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(w - 1, i));) {
// the right side is unused?
if (++i == h) {
w--;
@@ -1026,7 +992,7 @@ restart:
}
// check the upper side, y = constant, x changes
- for (i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(i, 0));) {
+ for (uint i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(i, 0));) {
// the left side is unused?
if (++i == w) {
tile += TileDiffXY(0, 1);
@@ -1036,7 +1002,7 @@ restart:
}
// check the lower side, y = constant, x changes
- for (i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(i, h - 1));) {
+ for (uint i = 0; !st->TileBelongsToRailStation(tile + TileDiffXY(i, h - 1));) {
// the left side is unused?
if (++i == w) {
h--;
@@ -1060,13 +1026,11 @@ restart:
*/
int32 CmdRemoveFromRailroadStation(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Station *st;
-
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
// make sure the specified tile belongs to the current player, and that it is a railroad station.
if (!IsTileType(tile, MP_STATION) || !IsRailwayStation(tile) || !_patches.nonuniform_stations) return CMD_ERROR;
- st = GetStationByTile(tile);
+ Station *st = GetStationByTile(tile);
if (_current_player != OWNER_WATER && (!CheckOwnership(st->owner) || !EnsureNoVehicle(tile))) return CMD_ERROR;
// if we reached here, it means we can actually delete it. do that.
@@ -1099,9 +1063,6 @@ int32 CmdRemoveFromRailroadStation(TileIndex tile, uint32 flags, uint32 p1, uint
static int32 RemoveRailroadStation(Station *st, TileIndex tile, uint32 flags)
{
- int w,h;
- int32 cost = 0;
-
/* if there is flooding and non-uniform stations are enabled, remove platforms tile by tile */
if (_current_player == OWNER_WATER && _patches.nonuniform_stations)
return DoCommand(tile, 0, 0, DC_EXEC, CMD_REMOVE_FROM_RAILROAD_STATION);
@@ -1112,11 +1073,12 @@ static int32 RemoveRailroadStation(Station *st, TileIndex tile, uint32 flags)
/* determine width and height of platforms */
tile = st->train_tile;
- w = st->trainst_w;
- h = st->trainst_h;
+ int w = st->trainst_w;
+ int h = st->trainst_h;
assert(w != 0 && h != 0);
+ int32 cost = 0;
/* clear all areas of the station */
do {
int w_bak = w;
@@ -1208,10 +1170,6 @@ static RoadStop **FindRoadStopSpot(bool truck_station, Station* st)
*/
int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Station *st;
- RoadStop *road_stop;
- int32 cost;
- int32 ret;
bool type = HASBIT(p2, 0);
bool is_drive_through = HASBIT(p2, 1);
bool build_over_road = is_drive_through && IsTileType(tile, MP_STREET) && GetRoadTileType(tile) == ROAD_TILE_NORMAL;
@@ -1235,19 +1193,19 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (build_over_road) flags ^= DC_AUTO;
if (town_owned_road) _current_player = OWNER_TOWN;
- ret = CheckFlatLandBelow(tile, 1, 1, flags, is_drive_through ? 5 << p1 : 1 << p1, NULL);
+ int32 ret = CheckFlatLandBelow(tile, 1, 1, flags, is_drive_through ? 5 << p1 : 1 << p1, NULL);
_current_player = cur_owner;
if (CmdFailed(ret)) return ret;
- cost = build_over_road ? 0 : ret; // Don't add cost of clearing road when overbuilding
+ int32 cost = build_over_road ? 0 : ret; // Don't add cost of clearing road when overbuilding
- st = GetStationAround(tile, 1, 1, INVALID_STATION);
+ Station *st = GetStationAround(tile, 1, 1, INVALID_STATION);
if (st == CHECK_STATIONS_ERR) return CMD_ERROR;
/* Find a station close to us */
if (st == NULL) st = GetClosestStationFromTile(tile);
//give us a road stop in the list, and check if something went wrong
- road_stop = new RoadStop(tile);
+ RoadStop *road_stop = new RoadStop(tile);
if (road_stop == NULL) {
return_cmd_error(type ? STR_3008B_TOO_MANY_TRUCK_STOPS : STR_3008A_TOO_MANY_BUS_STOPS);
}
@@ -1318,14 +1276,14 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
// Remove a bus station
static int32 RemoveRoadStop(Station *st, uint32 flags, TileIndex tile)
{
- RoadStop **primary_stop;
- RoadStop *cur_stop;
- bool is_truck = IsTruckStop(tile);
-
if (_current_player != OWNER_WATER && !CheckOwnership(st->owner)) {
return CMD_ERROR;
}
+ bool is_truck = IsTruckStop(tile);
+
+ RoadStop **primary_stop;
+ RoadStop *cur_stop;
if (is_truck) { // truck stop
primary_stop = &st->truck_stops;
cur_stop = GetRoadStopByTile(tile, RoadStop::TRUCK);
@@ -1371,21 +1329,15 @@ static int32 RemoveRoadStop(Station *st, uint32 flags, TileIndex tile)
*/
int32 CmdRemoveRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Station* st;
- bool is_drive_through;
- bool is_towns_road = false;
- RoadBits road_bits;
- int32 ret;
-
/* Make sure the specified tile is a road stop of the correct type */
if (!IsTileType(tile, MP_STATION) || !IsRoadStop(tile) || (uint32)GetRoadStopType(tile) != p2) return CMD_ERROR;
- st = GetStationByTile(tile);
+ Station *st = GetStationByTile(tile);
/* Save the stop info before it is removed */
- is_drive_through = IsDriveThroughStopTile(tile);
- road_bits = GetAnyRoadBits(tile);
- if (is_drive_through) is_towns_road = GetStopBuiltOnTownRoad(tile);
+ bool is_drive_through = IsDriveThroughStopTile(tile);
+ RoadBits road_bits = GetAnyRoadBits(tile);
+ bool is_towns_road = is_drive_through && GetStopBuiltOnTownRoad(tile);
- ret = RemoveRoadStop(st, flags, tile);
+ int32 ret = RemoveRoadStop(st, flags, tile);
/* If the stop was a drive-through stop replace the road */
if ((flags & DC_EXEC) && !CmdFailed(ret) && is_drive_through) {
@@ -1502,13 +1454,7 @@ static const byte * const _airport_sections[] = {
*/
int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Town *t;
- Station *st;
- int32 cost;
- int32 ret;
- int w, h;
bool airport_upgrade = true;
- const AirportFTAClass* afc;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
@@ -1518,11 +1464,12 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (!(flags & DC_NO_TOWN_RATING) && !CheckIfAuthorityAllows(tile))
return CMD_ERROR;
- t = ClosestTownFromTile(tile, (uint)-1);
+ Town *t = ClosestTownFromTile(tile, (uint)-1);
/* Check if local auth refuses a new airport */
{
uint num = 0;
+ const Station *st;
FOR_ALL_STATIONS(st) {
if (st->town == t && st->facilities&FACIL_AIRPORT && st->airport_type != AT_OILRIG)
num++;
@@ -1533,15 +1480,15 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
}
}
- afc = GetAirport(p1);
- w = afc->size_x;
- h = afc->size_y;
+ const AirportFTAClass *afc = GetAirport(p1);
+ int w = afc->size_x;
+ int h = afc->size_y;
- ret = CheckFlatLandBelow(tile, w, h, flags, 0, NULL);
+ int32 ret = CheckFlatLandBelow(tile, w, h, flags, 0, NULL);
if (CmdFailed(ret)) return ret;
- cost = ret;
+ int32 cost = ret;
- st = GetStationAround(tile, w, h, INVALID_STATION);
+ Station *st = GetStationAround(tile, w, h, INVALID_STATION);
if (st == CHECK_STATIONS_ERR) return CMD_ERROR;
/* Find a station close to us */
@@ -1629,20 +1576,16 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
static int32 RemoveAirport(Station *st, uint32 flags)
{
- TileIndex tile;
- int w,h;
- int32 cost;
-
if (_current_player != OWNER_WATER && !CheckOwnership(st->owner))
return CMD_ERROR;
- tile = st->airport_tile;
+ TileIndex tile = st->airport_tile;
const AirportFTAClass *afc = st->Airport();
- w = afc->size_x;
- h = afc->size_y;
+ int w = afc->size_x;
+ int h = afc->size_y;
- cost = w * h * _price.remove_airport;
+ int32 cost = w * h * _price.remove_airport;
BEGIN_TILE_LOOP(tile_cur, w, h, tile) {
if (!EnsureNoVehicle(tile_cur)) return CMD_ERROR;
@@ -1654,9 +1597,7 @@ static int32 RemoveAirport(Station *st, uint32 flags)
} END_TILE_LOOP(tile_cur, w,h,tile)
if (flags & DC_EXEC) {
- uint i;
-
- for (i = 0; i < afc->nof_depots; ++i) {
+ for (uint i = 0; i < afc->nof_depots; ++i) {
DeleteWindowById(
WC_VEHICLE_DEPOT, tile + ToTileIndexDiff(afc->airport_depots[i])
);
@@ -1681,14 +1622,12 @@ static int32 RemoveAirport(Station *st, uint32 flags)
*/
int32 CmdBuildBuoy(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Station *st;
-
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
if (!IsClearWaterTile(tile) || tile == 0) return_cmd_error(STR_304B_SITE_UNSUITABLE);
/* allocate and initialize new station */
- st = new Station(tile);
+ Station *st = new Station(tile);
if (st == NULL) return CMD_ERROR;
/* ensure that in case of error (or no DC_EXEC) the station gets deleted upon return */
@@ -1741,12 +1680,10 @@ static bool CheckShipsOnBuoy(Station *st)
static int32 RemoveBuoy(Station *st, uint32 flags)
{
- TileIndex tile;
-
/* XXX: strange stuff */
if (!IsValidPlayer(_current_player)) return_cmd_error(INVALID_STRING_ID);
- tile = st->dock_tile;
+ TileIndex tile = st->dock_tile;
if (CheckShipsOnBuoy(st)) return_cmd_error(STR_BUOY_IS_IN_USE);
if (!EnsureNoVehicle(tile)) return CMD_ERROR;
@@ -1792,13 +1729,11 @@ static const byte _dock_h_chk[4] = { 1, 2, 1, 2 };
*/
int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- TileIndex tile_cur;
- DiagDirection direction;
int32 cost;
- Station *st;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
+ DiagDirection direction;
switch (GetTileSlope(tile, NULL)) {
case SLOPE_SW: direction = DIAGDIR_NE; break;
case SLOPE_SE: direction = DIAGDIR_NW; break;
@@ -1814,7 +1749,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
cost = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(cost)) return CMD_ERROR;
- tile_cur = tile + TileOffsByDiagDir(direction);
+ TileIndex tile_cur = tile + TileOffsByDiagDir(direction);
if (!EnsureNoVehicle(tile_cur)) return CMD_ERROR;
@@ -1831,7 +1766,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
}
/* middle */
- st = GetStationAround(
+ Station *st = GetStationAround(
tile + ToTileIndexDiff(_dock_tileoffs_chkaround[direction]),
_dock_w_chk[direction], _dock_h_chk[direction], INVALID_STATION);
if (st == CHECK_STATIONS_ERR) return CMD_ERROR;
@@ -1889,13 +1824,10 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
static int32 RemoveDock(Station *st, uint32 flags)
{
- TileIndex tile1;
- TileIndex tile2;
-
if (!CheckOwnership(st->owner)) return CMD_ERROR;
- tile1 = st->dock_tile;
- tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
+ TileIndex tile1 = st->dock_tile;
+ TileIndex tile2 = tile1 + TileOffsByDiagDir(GetDockDirection(tile1));
if (!EnsureNoVehicle(tile1)) return CMD_ERROR;
if (!EnsureNoVehicle(tile2)) return CMD_ERROR;
@@ -1931,7 +1863,6 @@ extern void DrawCanalWater(TileIndex tile);
static void DrawTile_Station(TileInfo *ti)
{
- const DrawTileSeqStruct *dtss;
const DrawTileSprites *t = NULL;
RailType railtype = GetRailType(ti->tile);
const RailtypeInfo *rti = GetRailTypeInfo(railtype);
@@ -1939,9 +1870,8 @@ static void DrawTile_Station(TileInfo *ti)
const Station *st = NULL;
const StationSpec *statspec = NULL;
PlayerID owner = GetTileOwner(ti->tile);
- SpriteID image;
- SpriteID palette;
+ SpriteID palette;
if (IsValidPlayer(owner)) {
palette = PLAYER_SPRITE_COLOR(owner);
} else {
@@ -1979,7 +1909,7 @@ static void DrawTile_Station(TileInfo *ti)
if (t == NULL || t->seq == NULL) t = &_station_display_datas[GetStationGfx(ti->tile)];
- image = t->ground_sprite;
+ SpriteID image = t->ground_sprite;
if (HASBIT(image, SPRITE_MODIFIER_USE_OFFSET)) {
image += GetCustomStationGroundRelocation(statspec, st, ti->tile);
image += rti->custom_ground_offset;
@@ -1995,9 +1925,8 @@ static void DrawTile_Station(TileInfo *ti)
if (IsBuoyTile(ti->tile) && (ti->z != 0 || !IsTileOwner(ti->tile, OWNER_WATER))) DrawCanalWater(ti->tile);
+ const DrawTileSeqStruct *dtss;
foreach_draw_tile_seq(dtss, t->seq) {
- SpriteID pal;
-
image = dtss->image;
if (relocation == 0 || HASBIT(image, SPRITE_MODIFIER_USE_OFFSET)) {
image += rti->total_offset;
@@ -2005,6 +1934,7 @@ static void DrawTile_Station(TileInfo *ti)
image += relocation;
}
+ SpriteID pal;
if (_display_opt & DO_TRANS_BUILDINGS) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
@@ -2029,18 +1959,14 @@ static void DrawTile_Station(TileInfo *ti)
void StationPickerDrawSprite(int x, int y, RailType railtype, int image)
{
- SpriteID pal, img;
- const DrawTileSeqStruct *dtss;
- const DrawTileSprites *t;
const RailtypeInfo *rti = GetRailTypeInfo(railtype);
+ SpriteID pal = PLAYER_SPRITE_COLOR(_local_player);
+ const DrawTileSprites *t = &_station_display_datas[image];
- pal = PLAYER_SPRITE_COLOR(_local_player);
-
- t = &_station_display_datas[image];
-
- img = t->ground_sprite;
+ SpriteID img = t->ground_sprite;
DrawSprite(img + rti->total_offset, HASBIT(img, PALETTE_MODIFIER_COLOR) ? pal : PAL_NONE, x, y);
+ const DrawTileSeqStruct *dtss;
foreach_draw_tile_seq(dtss, t->seq) {
Point pt = RemapCoords(dtss->delta_x, dtss->delta_y, dtss->delta_z);
DrawSprite(dtss->image + rti->total_offset, pal, x + pt.x, y + pt.y);
@@ -2064,11 +1990,10 @@ static void GetAcceptedCargo_Station(TileIndex tile, AcceptedCargo ac)
static void GetTileDesc_Station(TileIndex tile, TileDesc *td)
{
- StringID str;
-
td->owner = GetTileOwner(tile);
td->build_date = GetStationByTile(tile)->build_date;
+ StringID str;
switch (GetStationType(tile)) {
default: NOT_REACHED();
case STATION_RAIL: str = STR_305E_RAILROAD_STATION; break;
@@ -2162,9 +2087,8 @@ static void AnimateTile_Station(TileIndex tile)
};
StationGfx gfx = GetStationGfx(tile);
- const AnimData* i;
- for (i = data; i != endof(data); i++) {
+ for (const AnimData *i = data; i != endof(data); i++) {
if (i->from <= gfx && gfx <= i->to) {
if ((_tick_counter & i->delay) == 0) {
SetStationGfx(tile, gfx < i->to ? gfx + 1 : i->from);
@@ -2279,22 +2203,18 @@ static inline void byte_inc_sat(byte *p) { byte b = *p + 1; if (b != 0) *p = b;
static void UpdateStationRating(Station *st)
{
- GoodsEntry *ge;
- int rating;
- StationID index;
- int waiting;
bool waiting_changed = false;
byte_inc_sat(&st->time_since_load);
byte_inc_sat(&st->time_since_unload);
- ge = st->goods;
+ GoodsEntry *ge = st->goods;
do {
if (ge->enroute_from != INVALID_STATION) {
byte_inc_sat(&ge->enroute_time);
byte_inc_sat(&ge->days_since_pickup);
- rating = 0;
+ int rating = 0;
{
int b = ge->last_speed;
@@ -2323,15 +2243,13 @@ static void UpdateStationRating(Station *st)
(rating += 35, true);
}
- {
- waiting = GB(ge->waiting_acceptance, 0, 12);
- (rating -= 90, waiting > 1500) ||
- (rating += 55, waiting > 1000) ||
- (rating += 35, waiting > 600) ||
- (rating += 10, waiting > 300) ||
- (rating += 20, waiting > 100) ||
- (rating += 10, true);
- }
+ int waiting = GB(ge->waiting_acceptance, 0, 12);
+ (rating -= 90, waiting > 1500) ||
+ (rating += 55, waiting > 1000) ||
+ (rating += 35, waiting > 600) ||
+ (rating += 10, waiting > 300) ||
+ (rating += 20, waiting > 100) ||
+ (rating += 10, true);
{
int or_ = ge->rating; // old rating
@@ -2361,8 +2279,7 @@ static void UpdateStationRating(Station *st)
}
} while (++ge != endof(st->goods));
- index = st->index;
-
+ StationID index = st->index;
if (waiting_changed) {
InvalidateWindow(WC_STATION_VIEW, index);
} else {
@@ -2373,11 +2290,9 @@ static void UpdateStationRating(Station *st)
/* called for every station each tick */
static void StationHandleSmallTick(Station *st)
{
- byte b;
-
if (st->facilities == 0) return;
- b = st->delete_ctr + 1;
+ byte b = st->delete_ctr + 1;
if (b >= 185) b = 0;
st->delete_ctr = b;
@@ -2386,19 +2301,15 @@ static void StationHandleSmallTick(Station *st)
void OnTick_Station(void)
{
- uint i;
- Station *st;
-
if (_game_mode == GM_EDITOR) return;
- i = _station_tick_ctr;
+ uint i = _station_tick_ctr;
if (++_station_tick_ctr > GetMaxStationIndex()) _station_tick_ctr = 0;
if (IsValidStationID(i)) StationHandleBigTick(GetStation(i));
- FOR_ALL_STATIONS(st) {
- StationHandleSmallTick(st);
- }
+ Station *st;
+ FOR_ALL_STATIONS(st) StationHandleSmallTick(st);
}
void StationMonthlyLoop(void)
@@ -2413,9 +2324,7 @@ void ModifyStationRatingAround(TileIndex tile, PlayerID owner, int amount, uint
FOR_ALL_STATIONS(st) {
if (st->owner == owner &&
DistanceManhattan(tile, st->xy) <= radius) {
- uint i;
-
- for (i = 0; i != NUM_CARGO; i++) {
+ for (uint i = 0; i != NUM_CARGO; i++) {
GoodsEntry* ge = &st->goods[i];
if (ge->enroute_from != INVALID_STATION) {
@@ -2446,15 +2355,12 @@ static void UpdateStationWaiting(Station *st, int type, uint amount)
*/
int32 CmdRenameStation(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- StringID str;
- Station *st;
-
if (!IsValidStationID(p1) || _cmd_text[0] == '\0') return CMD_ERROR;
- st = GetStation(p1);
+ Station *st = GetStation(p1);
if (!CheckOwnership(st->owner)) return CMD_ERROR;
- str = AllocateNameUnique(_cmd_text, 6);
+ StringID str = AllocateNameUnique(_cmd_text, 6);
if (str == 0) return CMD_ERROR;
if (flags & DC_EXEC) {
@@ -2476,18 +2382,13 @@ int32 CmdRenameStation(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
uint MoveGoodsToStation(TileIndex tile, int w, int h, int type, uint amount)
{
Station* around[8];
- uint i;
- uint moved;
- uint best_rating, best_rating2;
- Station *st1, *st2;
- uint t;
int rad = 0;
+
+ for (uint i = 0; i < lengthof(around); i++) around[i] = NULL;
+
int w_prod; //width and height of the "producer" of the cargo
int h_prod;
int max_rad;
-
- for (i = 0; i < lengthof(around); i++) around[i] = NULL;
-
if (_patches.modified_catchment) {
w_prod = w;
h_prod = h;
@@ -2503,14 +2404,12 @@ uint MoveGoodsToStation(TileIndex tile, int w, int h, int type, uint amount)
}
BEGIN_TILE_LOOP(cur_tile, w, h, tile - TileDiffXY(max_rad, max_rad))
- Station* st;
-
cur_tile = TILE_MASK(cur_tile);
if (!IsTileType(cur_tile, MP_STATION)) continue;
- st = GetStationByTile(cur_tile);
+ Station *st = GetStationByTile(cur_tile);
- for (i = 0; i != lengthof(around); i++) {
+ for (uint i = 0; i != lengthof(around); i++) {
if (around[i] == NULL) {
if (!st->IsBuoy() &&
(st->town->exclusive_counter == 0 || st->town->exclusivity == st->owner) && // check exclusive transport rights
@@ -2562,16 +2461,18 @@ uint MoveGoodsToStation(TileIndex tile, int w, int h, int type, uint amount)
if (around[1] == NULL) {
/* only one station around */
- moved = (amount * around[0]->goods[type].rating >> 8) + 1;
+ uint moved = (amount * around[0]->goods[type].rating >> 8) + 1;
UpdateStationWaiting(around[0], type, moved);
return moved;
}
/* several stations around, find the two with the highest rating */
- st2 = st1 = NULL;
- best_rating = best_rating2 = 0;
+ Station *st1 = NULL;
+ Station *st2 = NULL;
+ uint best_rating = 0;
+ uint best_rating2 = 0;
- for (i = 0; i != lengthof(around) && around[i] != NULL; i++) {
+ for (uint i = 0; i != lengthof(around) && around[i] != NULL; i++) {
if (around[i]->goods[type].rating >= best_rating) {
best_rating2 = best_rating;
st2 = st1;
@@ -2592,9 +2493,9 @@ uint MoveGoodsToStation(TileIndex tile, int w, int h, int type, uint amount)
best_rating2 >>= 1;
/* amount given to station 1 */
- t = (best_rating * (amount + 1)) / (best_rating + best_rating2);
+ uint t = (best_rating * (amount + 1)) / (best_rating + best_rating2);
- moved = 0;
+ uint moved = 0;
if (t != 0) {
moved = t * best_rating / 256 + 1;
amount -= t;
@@ -2612,7 +2513,6 @@ uint MoveGoodsToStation(TileIndex tile, int w, int h, int type, uint amount)
void BuildOilRig(TileIndex tile)
{
- uint j;
Station *st = new Station();
if (st == NULL) {
@@ -2646,7 +2546,7 @@ void BuildOilRig(TileIndex tile)
st->facilities = FACIL_AIRPORT | FACIL_DOCK;
st->build_date = _date;
- for (j = 0; j != NUM_CARGO; j++) {
+ for (uint j = 0; j != NUM_CARGO; j++) {
st->goods[j].waiting_acceptance = 0;
st->goods[j].days_since_pickup = 0;
st->goods[j].enroute_from = INVALID_STATION;
@@ -2692,8 +2592,6 @@ static void ChangeTileOwner_Station(TileIndex tile, PlayerID old_player, PlayerI
static int32 ClearTile_Station(TileIndex tile, byte flags)
{
- Station *st;
-
if (flags & DC_AUTO) {
switch (GetStationType(tile)) {
case STATION_RAIL: return_cmd_error(STR_300B_MUST_DEMOLISH_RAILROAD);
@@ -2708,7 +2606,7 @@ static int32 ClearTile_Station(TileIndex tile, byte flags)
}
}
- st = GetStationByTile(tile);
+ Station *st = GetStationByTile(tile);
switch (GetStationType(tile)) {
case STATION_RAIL: return RemoveRailroadStation(st, tile, flags);
@@ -2746,23 +2644,19 @@ void InitializeStations(void)
void AfterLoadStations(void)
{
- Station *st;
- uint i;
- TileIndex tile;
-
/* Update the speclists of all stations to point to the currently loaded custom stations. */
+ Station *st;
FOR_ALL_STATIONS(st) {
- for (i = 0; i < st->num_specs; i++) {
+ for (uint i = 0; i < st->num_specs; i++) {
if (st->speclist[i].grfid == 0) continue;
st->speclist[i].spec = GetCustomStationSpecByGrf(st->speclist[i].grfid, st->speclist[i].localidx);
}
}
- for (tile = 0; tile < MapSize(); tile++) {
+ for (TileIndex tile = 0; tile < MapSize(); tile++) {
if (GetTileType(tile) != MP_STATION) continue;
- st = GetStationByTile(tile);
- st->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
+ GetStationByTile(tile)->rect.BeforeAddTile(tile, StationRect::ADD_FORCE);
}
}
@@ -2882,10 +2776,8 @@ static const SaveLoad _station_speclist_desc[] = {
static void SaveLoad_STNS(Station *st)
{
- uint i;
-
SlObject(st, _station_desc);
- for (i = 0; i != NUM_CARGO; i++) {
+ for (uint i = 0; i != NUM_CARGO; i++) {
SlObject(&st->goods[i], _goods_desc);
/* In older versions, enroute_from had 0xFF as INVALID_STATION, is now 0xFFFF */
@@ -2904,7 +2796,9 @@ static void SaveLoad_STNS(Station *st)
if (st->num_specs != 0) {
/* Allocate speclist memory when loading a game */
if (st->speclist == NULL) st->speclist = CallocT<StationSpecList>(st->num_specs);
- for (i = 0; i < st->num_specs; i++) SlObject(&st->speclist[i], _station_speclist_desc);
+ for (uint i = 0; i < st->num_specs; i++) {
+ SlObject(&st->speclist[i], _station_speclist_desc);
+ }
}
}
@@ -2966,5 +2860,3 @@ extern const ChunkHandler _station_chunk_handlers[] = {
{ 'STNS', Save_STNS, Load_STNS, CH_ARRAY },
{ 'ROAD', Save_ROADSTOP, Load_ROADSTOP, CH_ARRAY | CH_LAST},
};
-
-