Blending configuration setup in SetParent()

src/engine/InterestManagement/HeightMap.java

@@ -55,8 +55,8 @@ public class HeightMap {
     private float seaLevel = 0;
     private int[][] pixelColorValues;
 
-    private float zone_minBlend;
-    private float zone_maxBlend;
+    public float zone_minBlend;
+    public float zone_maxBlend;
 
     public HeightMap(ResultSet rs) throws SQLException {