Reduce IL size of CenterCallback by 436 bytes

fCraft/Commands/BuildingCommands.cs

@@ -768,8 +768,8 @@ private static void WallsHandler(Player player, CommandReader cmd)
             if (cmd.CountRemaining < 2) {
                 CdDisPlace.PrintUsage(player);
                 return;
-        	}
-        	
+            }
+            
             Block block;            
             if (!cmd.NextBlock(player, false, out block)) return;           
             int dis;
@@ -925,74 +925,45 @@ private static void WallsHandler(Player player, CommandReader cmd)
                  player.Message("&WCannot deduce desired block. Click a block or type out the block name.");
                  return;
             }
-            int sx = Math.Min(marks[0].X, marks[1].X), ex = Math.Max(marks[0].X, marks[1].X),
-            sy = Math.Min(marks[0].Y, marks[1].Y), ey = Math.Max(marks[0].Y, marks[1].Y),
-            sz = Math.Min(marks[0].Z, marks[1].Z), ez = Math.Max(marks[0].Z, marks[1].Z);
-
-            BoundingBox bounds = new BoundingBox(sx, sy, sz, ex, ey, ez);
-            int blocksDrawn = 0,
-            blocksSkipped = 0;
+
+            BoundingBox bounds = new BoundingBox(marks[0], marks[1]);
+            int blocksDrawn = 0, blocksSkipped = 0;
             UndoState undoState = player.DrawBegin(null);
 
             World playerWorld = player.World;
             if (playerWorld == null)
                 PlayerOpException.ThrowNoWorld(player);
 
-            Map map = player.WorldMap;
-            if (((bounds.XMin + bounds.XMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre + 1, bounds.YCentre, bounds.ZCentre);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
-            }
-            if (((bounds.XMin + bounds.XMax) % 2) == 1 && ((bounds.YMin + bounds.YMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre + 1, bounds.YCentre + 1, bounds.ZCentre);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            Vector3I[] coords = new Vector3I[8];
+            int count = 0, cenX = bounds.XCentre, cenY = bounds.YCentre, cenZ = bounds.ZCentre;
+
+            if ((bounds.Width % 2) == 0) {
+                coords[count] = new Vector3I(cenX + 1, cenY, cenZ); count++;
             }
-            if (((bounds.XMin + bounds.XMax) % 2) == 1 && ((bounds.ZMin + bounds.ZMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre + 1, bounds.YCentre, bounds.ZCentre + 1);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            if ((bounds.Width % 2) == 0 && (bounds.Length % 2) == 0) {
+                coords[count] = new Vector3I(cenX + 1, cenY + 1, cenZ); count++;
             }
-            if (((bounds.XMin + bounds.XMax) % 2) == 1 && ((bounds.YMin + bounds.YMax) % 2) == 1 && ((bounds.ZMin + bounds.ZMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre + 1, bounds.YCentre + 1, bounds.ZCentre + 1);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            if ((bounds.Width % 2) == 0 && (bounds.Height % 2) == 0) {
+                coords[count] = new Vector3I(cenX + 1, cenY, cenZ + 1); count++;
             }
-            if (((bounds.YMin + bounds.YMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre, bounds.YCentre + 1, bounds.ZCentre);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            if ((bounds.Width % 2) == 0 && (bounds.Length % 2) == 0 && (bounds.Height % 2) == 0) {
+                coords[count] = new Vector3I(cenX + 1, cenY + 1, cenZ + 1); count++;
             }
-            if (((bounds.YMin + bounds.YMax) % 2) == 1 && ((bounds.ZMin + bounds.ZMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre, bounds.YCentre + 1, bounds.ZCentre + 1);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            if ((bounds.Length % 2) == 0) {
+                coords[count] = new Vector3I(cenX, cenY + 1, cenZ); count++;
             }
-            if (((bounds.ZMin + bounds.ZMax) % 2) == 1)
-            {
-                Vector3I cPos = new Vector3I(bounds.XCentre, bounds.YCentre, bounds.ZCentre + 1);
-                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPos,
-                             BlockChangeContext.Drawn,
-                             ref blocksDrawn, ref blocksSkipped, undoState);
+            if ((bounds.Length % 2) == 0 && (bounds.Height % 2) == 0) {
+                coords[count] =  new Vector3I(cenX, cenY + 1, cenZ + 1); count++;
             }
+            if ((bounds.Height % 2) == 0) {
+                coords[count] = new Vector3I(cenX, cenY, cenZ + 1); count++;
+            }            
+            coords[count] = new Vector3I(cenX, cenY, cenZ); count++;
 
-            Vector3I cPoso = new Vector3I(bounds.XCentre, bounds.YCentre, bounds.ZCentre);
-            DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, cPoso,
-                         BlockChangeContext.Drawn,
-                         ref blocksDrawn, ref blocksSkipped, undoState);
+            for (int i = 0; i < count; i++) {
+                DrawOneBlock(player, player.World.Map, player.LastUsedBlockType, coords[i],
+                             BlockChangeContext.Drawn, ref blocksDrawn, ref blocksSkipped, undoState);
+            }
             DrawingFinished(player, "Placed", blocksDrawn, blocksSkipped);
         }
         #endregion