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-rw-r--r--src/newgrf_industries.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/newgrf_industries.cpp b/src/newgrf_industries.cpp
index 307cd2c0c..b01f9e738 100644
--- a/src/newgrf_industries.cpp
+++ b/src/newgrf_industries.cpp
@@ -52,7 +52,7 @@ static uint GetClosestWaterDistance(TileIndex tile, bool water)
TileIndex t;
int best_dist;
for (t = 0; t < MapSize(); t++) {
- if (IsTileType(t, MP_WATER) == water) break;
+ if (!IsTileType(t, MP_VOID) && IsTileType(t, MP_WATER) == water) break;
}
if (t == MapSize() && !water) return 0x200;
best_dist = DistanceManhattan(tile, t);
@@ -60,7 +60,7 @@ static uint GetClosestWaterDistance(TileIndex tile, bool water)
for (; t < MapSize(); t++) {
int dist = DistanceManhattan(tile, t);
if (dist < best_dist) {
- if (IsTileType(t, MP_WATER) == water) best_dist = dist;
+ if (!IsTileType(t, MP_VOID) && IsTileType(t, MP_WATER) == water) best_dist = dist;
} else {
/* When the Y distance between the current row and the 'source' tile
* is larger than the best distance, we've found the best distance */