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-rw-r--r--src/layer_func.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/layer_func.h b/src/layer_func.h
index 5f97e1625..be060cc27 100644
--- a/src/layer_func.h
+++ b/src/layer_func.h
@@ -24,7 +24,7 @@ void InstallLayerSystem(uint size_x, uint size_y, uint layer_count);
* (в будущем слои могут менять высоты -- в пределах соседей) */
void FixUndergroundHeights();
-#define UNDERGROUND_COST_MULTIPLIER(tile) (1 + 100 * LayerIndex(tile) * (1 + (TileHeight(TopTile(tile))-TileHeight(tile))*(TileHeight(TopTile(tile))-TileHeight(tile))))
+#define UNDERGROUND_COST_MULTIPLIER(tile) (1 + 100 * (TileHeight(TopTile(tile))-TileHeight(tile)-LayerIndex(tile)))
#define FOR_ALL_LAYERS(var) for (uint var = 0; var < LayerCount(); var++)