2 files changed, 202 insertions, 89 deletions

diff --git a/bin/ai/regression/regression.nut b/bin/ai/regression/regression.nut
index 02f2e55bf..8b77879bd 100644
--- a/bin/ai/regression/regression.nut
+++ b/bin/ai/regression/regression.nut
@@ -1189,7 +1189,7 @@ function Regression::TileList()
 	print("");
 	print("--TileList--");
 	print("  Count():             " + list.Count());
-	list.AddRectangle(41895 - 256 * 2, 256 * 2 + 41895 + 8);
+	list.AddRectangle(34436, 256 * 2 + 34436 + 8);
 	print("  Count():             " + list.Count());
 
 	list.Valuate(AITile.GetHeight);
@@ -1200,6 +1200,30 @@ function Regression::TileList()
 		print("    " + i + " => " + list.GetValue(i));
 	}
 
+	list.Valuate(AITile.GetCornerHeight, AITile.CORNER_N);
+	print("  CornerHeight(North): done");
+	print("  Count():             " + list.Count());
+	print("  ListDump:");
+	for (local i = list.Begin(); list.HasNext(); i = list.Next()) {
+		print("    " + i + " => " + list.GetValue(i));
+	}
+
+	list.Valuate(AITile.GetMinHeight);
+	print("  MinHeight():         done");
+	print("  Count():             " + list.Count());
+	print("  ListDump:");
+	for (local i = list.Begin(); list.HasNext(); i = list.Next()) {
+		print("    " + i + " => " + list.GetValue(i));
+	}
+
+	list.Valuate(AITile.GetMaxHeight);
+	print("  MaxHeight():         done");
+	print("  Count():             " + list.Count());
+	print("  ListDump:");
+	for (local i = list.Begin(); list.HasNext(); i = list.Next()) {
+		print("    " + i + " => " + list.GetValue(i));
+	}
+
 	list.Valuate(AITile.GetSlope);
 	list.KeepValue(0);
 	print("  Slope():             done");
@@ -1210,6 +1234,8 @@ function Regression::TileList()
 		print("    " + i + " => " + list.GetValue(i));
 	}
 
+	list.Clear();
+	list.AddRectangle(41895 - 256 * 2, 256 * 2 + 41895 + 8);
 	list.Valuate(AITile.IsBuildable);
 	list.KeepValue(1);
 	print("  Buildable():         done");
diff --git a/bin/ai/regression/regression.txt b/bin/ai/regression/regression.txt
index c3c793179..5a7c96d2a 100644
--- a/bin/ai/regression/regression.txt
+++ b/bin/ai/regression/regression.txt
@@ -7366,125 +7366,178 @@
 
 --TileList--
   Count():             0
-  Count():             45
+  Count():             27
   Height():            done
-  Count():             45
+  Count():             27
   ListDump:
-    42411 => 2
-    42410 => 2
-    42409 => 2
-    42408 => 2
-    42407 => 2
-    42154 => 2
-    42153 => 2
-    42152 => 2
-    42151 => 2
-    41898 => 2
-    41897 => 2
-    41896 => 2
-    41895 => 2
-    41642 => 2
-    41641 => 2
-    41640 => 2
-    41639 => 2
-    41386 => 2
-    41385 => 2
-    41384 => 2
-    41383 => 2
-    42415 => 1
-    42414 => 1
-    42413 => 1
-    42412 => 1
-    42159 => 1
-    42158 => 1
-    42157 => 1
-    42156 => 1
-    42155 => 1
-    41903 => 1
-    41902 => 1
-    41901 => 1
-    41900 => 1
-    41899 => 1
-    41647 => 1
-    41646 => 1
-    41645 => 1
-    41644 => 1
-    41643 => 1
-    41391 => 1
-    41390 => 1
-    41389 => 1
-    41388 => 1
-    41387 => 1
+    34956 => 4
+    34700 => 4
+    34444 => 4
+    34955 => 3
+    34954 => 3
+    34953 => 3
+    34699 => 3
+    34698 => 3
+    34697 => 3
+    34693 => 3
+    34692 => 3
+    34443 => 3
+    34442 => 3
+    34441 => 3
+    34439 => 3
+    34438 => 3
+    34437 => 3
+    34436 => 3
+    34952 => 2
+    34951 => 2
+    34950 => 2
+    34949 => 2
+    34948 => 2
+    34696 => 2
+    34695 => 2
+    34694 => 2
+    34440 => 2
+  CornerHeight(North): done
+  Count():             27
+  ListDump:
+    34956 => 4
+    34700 => 4
+    34444 => 4
+    34955 => 3
+    34954 => 3
+    34953 => 3
+    34699 => 3
+    34698 => 3
+    34697 => 3
+    34693 => 3
+    34692 => 3
+    34443 => 3
+    34442 => 3
+    34441 => 3
+    34439 => 3
+    34438 => 3
+    34437 => 3
+    34436 => 3
+    34952 => 2
+    34951 => 2
+    34950 => 2
+    34949 => 2
+    34948 => 2
+    34696 => 2
+    34695 => 2
+    34694 => 2
+    34440 => 2
+  MinHeight():         done
+  Count():             27
+  ListDump:
+    34956 => 4
+    34700 => 4
+    34444 => 4
+    34955 => 3
+    34954 => 3
+    34953 => 3
+    34699 => 3
+    34698 => 3
+    34697 => 3
+    34443 => 3
+    34442 => 3
+    34441 => 3
+    34436 => 3
+    34952 => 2
+    34951 => 2
+    34950 => 2
+    34949 => 2
+    34948 => 2
+    34696 => 2
+    34695 => 2
+    34694 => 2
+    34693 => 2
+    34692 => 2
+    34440 => 2
+    34439 => 2
+    34438 => 2
+    34437 => 2
+  MaxHeight():         done
+  Count():             27
+  ListDump:
+    34956 => 4
+    34955 => 4
+    34700 => 4
+    34699 => 4
+    34444 => 4
+    34443 => 4
+    34954 => 3
+    34953 => 3
+    34952 => 3
+    34951 => 3
+    34950 => 3
+    34949 => 3
+    34948 => 3
+    34698 => 3
+    34697 => 3
+    34696 => 3
+    34693 => 3
+    34692 => 3
+    34442 => 3
+    34441 => 3
+    34440 => 3
+    34439 => 3
+    34438 => 3
+    34437 => 3
+    34436 => 3
+    34695 => 2
+    34694 => 2
   Slope():             done
   KeepValue(0):        done
-  Count():             38
+  Count():             12
   ListDump:
-    42415 => 0
-    42414 => 0
-    42413 => 0
-    42410 => 0
-    42409 => 0
-    42408 => 0
-    42407 => 0
-    42159 => 0
-    42158 => 0
-    42157 => 0
-    42156 => 0
-    42153 => 0
-    42152 => 0
-    42151 => 0
-    41903 => 0
-    41902 => 0
-    41901 => 0
-    41900 => 0
-    41899 => 0
-    41897 => 0
-    41896 => 0
-    41895 => 0
-    41647 => 0
-    41646 => 0
-    41645 => 0
-    41644 => 0
-    41643 => 0
-    41641 => 0
-    41640 => 0
-    41639 => 0
-    41391 => 0
-    41390 => 0
-    41389 => 0
-    41388 => 0
-    41387 => 0
-    41385 => 0
-    41384 => 0
-    41383 => 0
+    34956 => 0
+    34954 => 0
+    34953 => 0
+    34700 => 0
+    34698 => 0
+    34697 => 0
+    34695 => 0
+    34694 => 0
+    34444 => 0
+    34442 => 0
+    34441 => 0
+    34436 => 0
   Buildable():         done
   KeepValue(1):        done
-  Count():             28
+  Count():             35
   BuildableRectangle(3, 3) ListDump:
     42415 => 1
     42414 => 1
     42413 => 1
+    42412 => 1
+    42411 => 1
     42410 => 1
     42159 => 1
     42158 => 1
     42157 => 1
     42156 => 1
+    42155 => 1
+    42154 => 1
     41903 => 1
     41902 => 1
     41901 => 1
     41900 => 1
     41899 => 1
+    41898 => 1
     41647 => 1
     41646 => 1
     41645 => 1
     41644 => 1
     41643 => 1
+    41642 => 1
     41641 => 1
     41391 => 1
     41390 => 1
     41389 => 1
     41388 => 1
     41387 => 1
+    41386 => 1
     41385 => 1
     42153 => 0
     41897 => 0
@@ -7496,26 +7549,33 @@
     42413 => 173
     42158 => 173
     41903 => 173
+    42412 => 172
     42157 => 172
     41902 => 172
     41647 => 172
+    42411 => 171
     42156 => 171
     41901 => 171
     41646 => 171
     41391 => 171
     42410 => 170
+    42155 => 170
     41900 => 170
     41645 => 170
     41390 => 170
+    42154 => 169
     41899 => 169
     41644 => 169
     41389 => 169
     42153 => 168
+    41898 => 168
     41643 => 168
     41388 => 168
     41897 => 167
+    41642 => 167
     41387 => 167
     41641 => 166
+    41386 => 166
     41385 => 165
     41384 => 164
   DistanceSquareToTile(30000) ListDump:
@@ -7532,17 +7592,24 @@
     42157 => 17834
     41390 => 17812
     41901 => 17741
+    42412 => 17680
     41645 => 17650
     42156 => 17585
     41389 => 17561
     41900 => 17492
+    42411 => 17433
     41644 => 17401
+    42155 => 17338
     41388 => 17312
     41899 => 17245
     42410 => 17188
     41643 => 17154
+    42154 => 17093
     41387 => 17065
+    41898 => 17000
+    41642 => 16909
     42153 => 16850
+    41386 => 16820
     41897 => 16757
     41641 => 16666
     41385 => 16577
@@ -7551,63 +7618,77 @@
     42415 => -1
     42414 => -1
     42413 => -1
+    42412 => -1
+    42411 => -1
     42410 => -1
     42159 => -1
     42158 => -1
     42157 => -1
     42156 => -1
+    42155 => -1
+    42154 => -1
     42153 => -1
     41903 => -1
     41902 => -1
     41901 => -1
     41900 => -1
     41899 => -1
+    41898 => -1
     41897 => -1
     41647 => -1
     41646 => -1
     41645 => -1
     41644 => -1
     41643 => -1
+    41642 => -1
     41641 => -1
     41391 => -1
     41390 => -1
     41389 => -1
     41388 => -1
     41387 => -1
+    41386 => -1
     41385 => -1
     41384 => -1
   GetClosestTown() ListDump:
     42415 => 3
     42414 => 3
     42413 => 3
+    42412 => 3
+    42411 => 3
     42410 => 3
     42159 => 3
     42158 => 3
     42157 => 3
     42156 => 3
+    42155 => 3
+    42154 => 3
     42153 => 3
     41903 => 3
     41902 => 3
     41901 => 3
     41900 => 3
     41899 => 3
+    41898 => 3
     41897 => 3
     41647 => 3
     41646 => 3
     41645 => 3
     41644 => 3
     41643 => 3
+    41642 => 3
     41641 => 3
     41391 => 3
     41390 => 3
     41389 => 3
     41388 => 3
     41387 => 3
+    41386 => 3
     41385 => 3
     41384 => 3
   CargoAcceptance():   done
   KeepAboveValue(10):  done
-  Count():             9
+  Count():             15
   ListDump:
     41897 => 29
     41385 => 26
@@ -7615,9 +7696,15 @@
     42153 => 25
     41641 => 23
     41899 => 17
+    41898 => 17
     41387 => 17
+    41386 => 17
     41643 => 14
+    41642 => 14
+    42411 => 13
     42410 => 13
+    42155 => 13
+    42154 => 13
   RoadTile():          done
   KeepValue(1):        done
   Count():             0