Index: binaries/data/mods/public/maps/random/rmgen/library.js
===================================================================
--- binaries/data/mods/public/maps/random/rmgen/library.js
+++ binaries/data/mods/public/maps/random/rmgen/library.js
@@ -80,6 +80,13 @@
 	return min + (max - min) * (g_MapSettings.Size - minMapSize) / (maxMapSize - minMapSize);
 }
 
+function scaleByMapArea(base, reduction = 0, minMapSize = 128)
+{
+	if (g_MapSettings.CircularMap)
+		return base * ((diskArea(g_MapSettings.Size/2) - reduction) / (diskArea(minMapSize/2)));
+	return base * ((g_MapSettings.Size * g_MapSettings.Size - reduction) / (minMapSize * minMapSize));
+}
+
 function randomPositionOnTile(tilePosition)
 {
 	return Vector2D.add(tilePosition, new Vector2D(randFloat(0, 1), randFloat(0, 1)));