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@ -25,7 +25,6 @@
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using TWaterRegionTraversabilityBits = uint16_t;
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constexpr TWaterRegionPatchLabel FIRST_REGION_LABEL = 1;
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constexpr TWaterRegionPatchLabel INVALID_WATER_REGION_PATCH = 0;
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static_assert(sizeof(TWaterRegionTraversabilityBits) * 8 == WATER_REGION_EDGE_LENGTH);
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static_assert(sizeof(TWaterRegionPatchLabel) == sizeof(byte)); // Important for the hash calculation.
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@ -427,6 +426,8 @@ void InvalidateWaterRegion(TileIndex tile)
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*/
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static inline void VisitAdjacentWaterRegionPatchNeighbors(const WaterRegionPatchDesc &water_region_patch, DiagDirection side, TVisitWaterRegionPatchCallBack &func)
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{
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if (water_region_patch.label == INVALID_WATER_REGION_PATCH) return;
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const WaterRegionReference current_region = GetUpdatedWaterRegion(water_region_patch.x, water_region_patch.y);
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const TileIndexDiffC offset = TileIndexDiffCByDiagDir(side);
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@ -461,6 +462,7 @@ static inline void VisitAdjacentWaterRegionPatchNeighbors(const WaterRegionPatch
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const TileIndex neighbor_edge_tile = GetEdgeTileCoordinate(nx, ny, opposite_side, x_or_y);
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const TWaterRegionPatchLabel neighbor_label = neighboring_region.GetLabel(neighbor_edge_tile);
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assert(neighbor_label != INVALID_WATER_REGION_PATCH);
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if (std::find(unique_labels.begin(), unique_labels.end(), neighbor_label) == unique_labels.end()) unique_labels.push_back(neighbor_label);
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}
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for (TWaterRegionPatchLabel unique_label : unique_labels) func(WaterRegionPatchDesc{ nx, ny, unique_label });
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@ -474,6 +476,8 @@ static inline void VisitAdjacentWaterRegionPatchNeighbors(const WaterRegionPatch
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*/
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void VisitWaterRegionPatchNeighbors(const WaterRegionPatchDesc &water_region_patch, TVisitWaterRegionPatchCallBack &callback)
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{
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if (water_region_patch.label == INVALID_WATER_REGION_PATCH) return;
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const WaterRegionReference current_region = GetUpdatedWaterRegion(water_region_patch.x, water_region_patch.y);
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/* Visit adjacent water region patches in each cardinal direction */
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