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Old revision #pft3rt0m2New revision #pogzmtclz
2===================================================================  2===================================================================  
3--- src/saveload/company_sl.cpp    (revision 27153)  3--- src/saveload/company_sl.cpp    (revision 27153)  
4+++ src/saveload/company_sl.cpp    (working copy)  4+++ src/saveload/company_sl.cpp    (working copy)  
5@@ -180,6 +180,9 @@  5@@ -179,8 +179,12 @@
   6                         if (IsShipDepot(tile)) c->infrastructure.water += LOCK_DEPOT_TILE_FACTOR;
6                         if (IsLock(tile) && GetLockPart(tile) == LOCK_PART_MIDDLE) {  7                         if (IsLock(tile) && GetLockPart(tile) == LOCK_PART_MIDDLE) {  
7                             /* The middle tile specifies the owner of the lock. */  8                             /* The middle tile specifies the owner of the lock. */  
8                             c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // the middle tile specifies the owner of the  9-                            c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // the middle tile specifies the owner of the
9+                            if (GetWaterClass(tile) != WATER_CLASS_CANAL) {  10-                            break; // do not count the middle tile as canal
   11+                            c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR;
   12+                            /* Only count the middle tile as canal if the tile is not river. */
   13+                            if (GetWaterClass(tile) != WATER_CLASS_RIVER) {
10+                                c->infrastructure.water++;  14+                                c->infrastructure.water++;  
11+                            }  15+                            }  
12                             break; // do not count the middle tile as canal  12+                            break;
13                         }  17                         }  
14                     }  18                     }  
  19                 }  
15Index: src/water_cmd.cpp  20Index: src/water_cmd.cpp  
16===================================================================  21===================================================================  
17--- src/water_cmd.cpp    (revision 27153)  22--- src/water_cmd.cpp    (revision 27153)  
18+++ src/water_cmd.cpp    (working copy)  23+++ src/water_cmd.cpp    (working copy)  
19@@ -258,10 +258,14 @@  19@@ -258,9 +258,14 @@
20   25   
21     /* middle tile */  26     /* middle tile */  
22     WaterClass wc_middle = IsWaterTile(tile) ? GetWaterClass(tile) : WATER_CLASS_CANAL;  27     WaterClass wc_middle = IsWaterTile(tile) ? GetWaterClass(tile) : WATER_CLASS_CANAL;  
23-    ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);  28-    ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);  
24-    if (ret.Failed()) return ret;  29-    if (ret.Failed()) return ret;  
25-    cost.AddCost(ret);  30-    cost.AddCost(ret);  
26   31+   
   32+    /* Add the cost of building a canal when the middle tile isn't a river. */
27+    if (!IsWaterTile(tile)) {  33+    if (!IsWaterTile(tile)) {  
28+        ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);  34+        ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);  
29+        if (ret.Failed()) return ret;  35+        if (ret.Failed()) return ret;  
30+        cost.AddCost(ret);  36+        cost.AddCost(ret);  
31+        cost.AddCost(_price[PR_BUILD_CANAL]);  31+        cost.AddCost(_price[PR_BUILD_CANAL]); // extra cost.
32+    }  38+    }  
33+  33
34     /* lower tile */  40     /* lower tile */  
35     WaterClass wc_lower = IsWaterTile(tile - delta) ? GetWaterClass(tile - delta) : WATER_CLASS_CANAL;  41     WaterClass wc_lower = IsWaterTile(tile - delta) ? GetWaterClass(tile - delta) : WATER_CLASS_CANAL;  
36   36@@ -298,6 +303,7 @@
37@@ -298,6 +302,7 @@    
38         if (c != NULL) {  43         if (c != NULL) {  
39             /* Counts for the water. */  44             /* Counts for the water. */  
40             if (!IsWaterTile(tile - delta)) c->infrastructure.water++;  45             if (!IsWaterTile(tile - delta)) c->infrastructure.water++;  
41+            if (!IsWaterTile(tile)) c->infrastructure.water++;  41+            if (!IsWaterTile(tile)) c->infrastructure.water++; // extra count.
42             if (!IsWaterTile(tile + delta)) c->infrastructure.water++;  47             if (!IsWaterTile(tile + delta)) c->infrastructure.water++;  
43             /* Count for the lock itself. */  48             /* Count for the lock itself. */  
44             c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock is three tiles.  49             c->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock is three tiles.  
45@@ -324,6 +329,8 @@  45@@ -324,6 +330,8 @@
46  */  51  */  
47 static CommandCost RemoveLock(TileIndex tile, DoCommandFlag flags)  52 static CommandCost RemoveLock(TileIndex tile, DoCommandFlag flags)  
48 {  53 {  
49+    CommandCost cost(EXPENSES_CONSTRUCTION);  49+    CommandCost cost(EXPENSES_CONSTRUCTION); // dependable variable needed to adjust cost for this command.
50+     55+     
51     if (GetTileOwner(tile) != OWNER_NONE) {  56     if (GetTileOwner(tile) != OWNER_NONE) {  
52         CommandCost ret = CheckTileOwnership(tile);  57         CommandCost ret = CheckTileOwnership(tile);  
53         if (ret.Failed()) return ret;  58         if (ret.Failed()) return ret;  
54@@ -336,7 +343,7 @@  54@@ -337,6 +345,9 @@
55     if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile + delta);    
56     if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile - delta);  60     if (ret.Succeeded()) ret = EnsureNoVehicleOnGround(tile - delta);  
57     if (ret.Failed()) return ret;  61     if (ret.Failed()) return ret;  
58-  62 
59+    if (GetWaterClass(tile) != WATER_CLASS_RIVER) cost.AddCost(_price[PR_CLEAR_CANAL]);  63+    /* Add the cost for removing a canal tile when the middle tile isn't a river. */
   64+    if (GetWaterClass(tile) != WATER_CLASS_RIVER) cost.AddCost(_price[PR_CLEAR_CANAL]); // extra cost only if it was not built on a river
   65+
60     if (flags & DC_EXEC) {  66     if (flags & DC_EXEC) {  
61         /* Remove middle part from company infrastructure count. */  67         /* Remove middle part from company infrastructure count. */  
62         Company *c = Company::GetIfValid(GetTileOwner(tile));  68         Company *c = Company::GetIfValid(GetTileOwner(tile));  
63@@ -348,6 +355,9 @@  63@@ -348,6 +359,9 @@
64         if (GetWaterClass(tile) == WATER_CLASS_RIVER) {  70         if (GetWaterClass(tile) == WATER_CLASS_RIVER) {  
65             MakeRiver(tile, Random());  71             MakeRiver(tile, Random());  
66         } else {  72         } else {  
67+            if (c != NULL) {  67+            if (c != NULL) { // make sure it's not a leftover or neutral lock.
68+                c->infrastructure.water--;  68+                c->infrastructure.water--; // extra count.
69+            }  75+            }  
70             DoClearSquare(tile);  76             DoClearSquare(tile);  
71         }  77         }  
72         MakeWaterKeepingClass(tile + delta, GetTileOwner(tile + delta));  78         MakeWaterKeepingClass(tile + delta, GetTileOwner(tile + delta));  
73@@ -357,7 +367,9 @@  73@@ -357,7 +371,9 @@
74         MarkCanalsAndRiversAroundDirty(tile + delta);  80         MarkCanalsAndRiversAroundDirty(tile + delta);  
75     }  81     }  
76   82   
77-    return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_LOCK]);  83-    return CommandCost(EXPENSES_CONSTRUCTION, _price[PR_CLEAR_LOCK]);  
78+    cost.AddCost(_price[PR_CLEAR_LOCK]);  78+    cost.AddCost(_price[PR_CLEAR_LOCK]); // add the base cost of clearing a lock
79+    return cost;  79+    return cost; // final cost for this command
80+  86+  
81 }  87 }  
82   88   
83 /**  89 /**  
84@@ -1276,8 +1288,14 @@  90@@ -1275,9 +1291,15 @@
   91     bool is_lock_middle = IsLock(tile) && GetLockPart(tile) == LOCK_PART_MIDDLE;
85   92   
86     /* No need to dirty company windows here, we'll redraw the whole screen anyway. */  93     /* No need to dirty company windows here, we'll redraw the whole screen anyway. */  
87     if (is_lock_middle) Company::Get(old_owner)->infrastructure.water -= 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.  94-    if (is_lock_middle) Company::Get(old_owner)->infrastructure.water -= 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
88+    if (GetWaterClass(tile) == WATER_CLASS_CANAL && is_lock_middle) {  95+    if (is_lock_middle) {
89+        Company::Get(old_owner)->infrastructure.water--;  96+        Company::Get(old_owner)->infrastructure.water -= 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
   97+        if (GetWaterClass(tile) == WATER_CLASS_CANAL) Company::Get(old_owner)->infrastructure.water--; // extra count.
90+    }  98+    }  
91     if (new_owner != INVALID_OWNER) {  99     if (new_owner != INVALID_OWNER) {  
92         if (is_lock_middle) Company::Get(new_owner)->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.  100-        if (is_lock_middle) Company::Get(new_owner)->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
93+        if (GetWaterClass(tile) == WATER_CLASS_CANAL && is_lock_middle) {  101+        if (is_lock_middle) {
94+            Company::Get(new_owner)->infrastructure.water++;  102+            Company::Get(new_owner)->infrastructure.water += 3 * LOCK_DEPOT_TILE_FACTOR; // Lock has three parts.
   103+            if (GetWaterClass(tile) == WATER_CLASS_CANAL) Company::Get(new_owner)->infrastructure.water++; // extra count.
95+        }  104+        }  
96         /* Only subtract from the old owner here if the new owner is valid,  105         /* Only subtract from the old owner here if the new owner is valid,  
97          * otherwise we clear ship depots and canal water below. */  106          * otherwise we clear ship depots and canal water below. */