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-rw-r--r--src/disaster_cmd.cpp10
-rw-r--r--src/industry_cmd.cpp4
-rw-r--r--src/landscape.cpp8
-rw-r--r--src/newgrf_commons.cpp2
-rw-r--r--src/station_cmd.cpp56
-rw-r--r--src/tree_cmd.cpp9
-rw-r--r--src/unmovable_cmd.cpp5
7 files changed, 37 insertions, 57 deletions
diff --git a/src/disaster_cmd.cpp b/src/disaster_cmd.cpp
index 5205aa076..8ef01cf95 100644
--- a/src/disaster_cmd.cpp
+++ b/src/disaster_cmd.cpp
@@ -682,10 +682,12 @@ static void DisasterTick_Big_Ufo_Destroyer(Vehicle *v)
EV_EXPLOSION_SMALL);
}
- BEGIN_TILE_LOOP(tile, 6, 6, v->tile - TileDiffXY(3, 3))
- tile = TILE_MASK(tile);
- DisasterClearSquare(tile);
- END_TILE_LOOP(tile, 6, 6, v->tile - TileDiffXY(3, 3))
+ for (int dy = -3; dy < 3; dy++) {
+ for (int dx = -3; dx < 3; dx++) {
+ TileIndex tile = TileAddWrap(v->tile, dx, dy);
+ if (tile != INVALID_TILE) DisasterClearSquare(tile);
+ }
+ }
}
}
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index a8fe22914..f4d559bb2 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -928,7 +928,7 @@ static void PlantFarmField(TileIndex tile, IndustryID industry)
/* check the amount of bad tiles */
count = 0;
BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
- cur_tile = TILE_MASK(cur_tile);
+ TILE_ASSERT(cur_tile);
count += IsBadFarmFieldTile(cur_tile);
END_TILE_LOOP(cur_tile, size_x, size_y, tile)
if (count * 2 >= size_x * size_y) return;
@@ -940,7 +940,7 @@ static void PlantFarmField(TileIndex tile, IndustryID industry)
/* make field */
BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
- cur_tile = TILE_MASK(cur_tile);
+ TILE_ASSERT(cur_tile);
if (!IsBadFarmFieldTile2(cur_tile)) {
MakeField(cur_tile, field_type, industry);
SetClearCounter(cur_tile, counter);
diff --git a/src/landscape.cpp b/src/landscape.cpp
index 998a552d4..15d70bbfd 100644
--- a/src/landscape.cpp
+++ b/src/landscape.cpp
@@ -830,8 +830,8 @@ static void CreateDesertOrRainForest()
for (data = _make_desert_or_rainforest_data;
data != endof(_make_desert_or_rainforest_data); ++data) {
- TileIndex t = TILE_MASK(tile + ToTileIndexDiff(*data));
- if (TileHeight(t) >= 4 || IsTileType(t, MP_WATER)) break;
+ TileIndex t = AddTileIndexDiffCWrap(tile, *data);
+ if (t != INVALID_TILE && (TileHeight(t) >= 4 || IsTileType(t, MP_WATER))) break;
}
if (data == endof(_make_desert_or_rainforest_data))
SetTropicZone(tile, TROPICZONE_DESERT);
@@ -848,8 +848,8 @@ static void CreateDesertOrRainForest()
for (data = _make_desert_or_rainforest_data;
data != endof(_make_desert_or_rainforest_data); ++data) {
- TileIndex t = TILE_MASK(tile + ToTileIndexDiff(*data));
- if (IsTileType(t, MP_CLEAR) && IsClearGround(t, CLEAR_DESERT)) break;
+ TileIndex t = AddTileIndexDiffCWrap(tile, *data);
+ if (t != INVALID_TILE && IsTileType(t, MP_CLEAR) && IsClearGround(t, CLEAR_DESERT)) break;
}
if (data == endof(_make_desert_or_rainforest_data))
SetTropicZone(tile, TROPICZONE_RAINFOREST);
diff --git a/src/newgrf_commons.cpp b/src/newgrf_commons.cpp
index b96d6aedf..266d801ac 100644
--- a/src/newgrf_commons.cpp
+++ b/src/newgrf_commons.cpp
@@ -292,7 +292,7 @@ TileIndex GetNearbyTile(byte parameter, TileIndex tile)
/* Swap width and height depending on axis for railway stations */
if (IsRailwayStationTile(tile) && GetRailStationAxis(tile) == AXIS_Y) Swap(x, y);
- /* Make sure we never roam outside of the map */
+ /* Make sure we never roam outside of the map, better wrap in that case */
return TILE_MASK(tile + TileDiffXY(x, y));
}
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 1facc4edf..8c3b1c737 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -124,7 +124,8 @@ static int CountMapSquareAround(TileIndex tile, CMSAMatcher cmp)
for (int dx = -3; dx <= 3; dx++) {
for (int dy = -3; dy <= 3; dy++) {
- if (cmp(TILE_MASK(tile + TileDiffXY(dx, dy)))) num++;
+ TileIndex t = TileAddWrap(tile, dx, dy);
+ if (t != INVALID_TILE && cmp(t)) num++;
}
}
@@ -2956,52 +2957,27 @@ void FindStationsAroundTiles(TileIndex tile, int w_prod, int h_prod, StationList
{
/* area to search = producer plus station catchment radius */
int max_rad = (_settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED);
- int w = w_prod + 2 * max_rad;
- int h = h_prod + 2 * max_rad;
- BEGIN_TILE_LOOP(cur_tile, w, h, tile - TileDiffXY(max_rad, max_rad))
- cur_tile = TILE_MASK(cur_tile);
- if (!IsTileType(cur_tile, MP_STATION)) continue;
+ for (int dy = -max_rad; dy < h_prod + max_rad; dy++) {
+ for (int dx = -max_rad; dx < w_prod + max_rad; dx++) {
+ TileIndex cur_tile = TileAddWrap(tile, dx, dy);
+ if (cur_tile == INVALID_TILE || !IsTileType(cur_tile, MP_STATION)) continue;
- Station *st = GetStationByTile(cur_tile);
+ Station *st = GetStationByTile(cur_tile);
- if (st->IsBuoy()) continue; // bouys don't accept cargo
+ if (st->IsBuoy()) continue; // bouys don't accept cargo
-
- if (_settings_game.station.modified_catchment) {
- /* min and max coordinates of the producer relative */
- const int x_min_prod = max_rad + 1;
- const int x_max_prod = max_rad + w_prod;
- const int y_min_prod = max_rad + 1;
- const int y_max_prod = max_rad + h_prod;
-
- int rad = st->GetCatchmentRadius();
-
- int x_dist = min(w_cur - x_min_prod, x_max_prod - w_cur);
- if (w_cur < x_min_prod) {
- x_dist = x_min_prod - w_cur;
- } else if (w_cur > x_max_prod) {
- x_dist = w_cur - x_max_prod;
- }
-
- if (x_dist > rad) continue;
-
- int y_dist = min(h_cur - y_min_prod, y_max_prod - h_cur);
- if (h_cur < y_min_prod) {
- y_dist = y_min_prod - h_cur;
- } else if (h_cur > y_max_prod) {
- y_dist = h_cur - y_max_prod;
+ if (_settings_game.station.modified_catchment) {
+ int rad = st->GetCatchmentRadius();
+ if (dx < -rad || dx >= rad + w_prod || dy < -rad || dy >= rad + h_prod) continue;
}
- if (y_dist > rad) continue;
+ /* Insert the station in the set. This will fail if it has
+ * already been added.
+ */
+ stations->Include(st);
}
-
- /* Insert the station in the set. This will fail if it has
- * already been added.
- */
- stations->Include(st);
-
- END_TILE_LOOP(cur_tile, w, h, tile - TileDiffXY(max_rad, max_rad))
+ }
}
uint MoveGoodsToStation(TileIndex tile, int w, int h, CargoID type, uint amount)
diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
index 763eeb3c7..3eb3ae158 100644
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -174,9 +174,9 @@ static void DoPlaceMoreTrees(TileIndex tile)
int x = GB(r, 0, 5) - 16;
int y = GB(r, 8, 5) - 16;
uint dist = abs(x) + abs(y);
- TileIndex cur_tile = TILE_MASK(tile + TileDiffXY(x, y));
+ TileIndex cur_tile = TileAddWrap(tile, x, y);
- if (dist <= 13 && CanPlantTreesOnTile(cur_tile, true)) {
+ if (cur_tile != INVALID_TILE && dist <= 13 && CanPlantTreesOnTile(cur_tile, true)) {
PlaceTree(cur_tile, r);
}
}
@@ -212,7 +212,8 @@ static void PlaceTreeAtSameHeight(TileIndex tile, uint height)
uint32 r = Random();
int x = GB(r, 0, 5) - 16;
int y = GB(r, 8, 5) - 16;
- TileIndex cur_tile = TILE_MASK(tile + TileDiffXY(x, y));
+ TileIndex cur_tile = TileAddWrap(tile, x, y);
+ if (cur_tile == INVALID_TILE) continue;
/* Keep in range of the existing tree */
if (abs(x) + abs(y) > 16) continue;
@@ -735,7 +736,7 @@ void OnTick_Trees()
/* place a tree at a random spot */
r = Random();
- tile = TILE_MASK(r);
+ tile = RandomTileSeed(r);
if (CanPlantTreesOnTile(tile, false) && (tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TREE_INVALID) {
PlantTreesOnTile(tile, tree, 0, 0);
}
diff --git a/src/unmovable_cmd.cpp b/src/unmovable_cmd.cpp
index 04be24e2d..a3f5b5117 100644
--- a/src/unmovable_cmd.cpp
+++ b/src/unmovable_cmd.cpp
@@ -452,10 +452,11 @@ void GenerateUnmovables()
MakeLighthouse(tile);
IncreaseGeneratingWorldProgress(GWP_UNMOVABLE);
lighthouses_to_build--;
- assert(tile == TILE_MASK(tile));
+ TILE_ASSERT(tile);
break;
}
- tile = TILE_MASK(tile + TileOffsByDiagDir(dir));
+ tile = AddTileIndexDiffCWrap(tile, TileIndexDiffCByDiagDir(dir));
+ if (tile == INVALID_TILE) break;
}
}
}