Small opts and tweaks

Blocktest/Code/Block System/BlockSprites.cs

@@ -19,16 +19,8 @@ public sealed class BlockSprites {
 
     public BlockSprites(BlockShared newBlockShared) {
         _blockShared = newBlockShared;
-        LoadSprite();
-    }
-
-    /// <summary>
-    ///     Called when the block is created by the block sprites manager.
-    /// </summary>
-    /// <remarks>
-    ///     DO NOT FORGET TO CALL THE BASE METHOD IF YOU OVERRIDE THIS.
-    /// </remarks>
-    public void LoadSprite() {
+        SpriteSheet = SpriteSheet.ErrorSpriteSheet;
+
         string path = @"Graphics\Blocks\" + _blockShared.BlockName.ToLower().Replace(" ", "");
         try {
             BlockSprite =
@@ -45,7 +37,7 @@ public void LoadSprite() {
             }
         }
         catch (ContentLoadException) {
-            BlockSprite = new Drawable(@"Graphics\Blocks\error");
+            BlockSprite = Drawable.ErrorDrawable;
             Console.WriteLine($"Block {this} does not have a sprite at {path}!");
         }
     }

Blocktest/Code/Block System/BlockSpritesManager.cs

@@ -3,7 +3,7 @@
 namespace Blocktest.Block_System;
 
 public sealed class BlockSpritesManager {
-    /// <summary> Array which stores all blocksprites instances for referencing as if they were globals. </summary>
+    /// <summary> Array which stores all block sprites instances for referencing as if they were globals. </summary>
     public static Dictionary<string, BlockSprites> AllBlocksSprites { get; private set; }
 
     public static void LoadBlockSprites() {

Blocktest/Code/Block System/RenderableTile.cs

@@ -5,6 +5,15 @@ namespace Blocktest.Block_System;
 
 public class RenderableTile : TileShared {
     public readonly Renderable Renderable;
+
+    [Flags]
+    private enum DirectionalBitmask {
+        None = 0,
+        Up = 1,
+        Down = 2,
+        Right = 4,
+        Left = 8
+    }
 
     public RenderableTile(TileShared tile, bool background) : base(tile.SourceBlock,
         tile.Transform.Position / GlobalsShared.GridSize) {
@@ -23,23 +32,23 @@ public void UpdateAdjacencies(Vector2Int position, TilemapShared tilemap) {
             return;
         } // If the tile doesn't smooth, don't even try
 
-        int bitmask = 0; // Uses bitmask smoothing, look it up
+        var dirBitmask = DirectionalBitmask.None;
 
         if (HasSmoothableTile(position + Vector2Int.Up, tilemap)) {
-            bitmask += 1;
+            dirBitmask |= DirectionalBitmask.Up;
         }
         if (HasSmoothableTile(position + Vector2Int.Down, tilemap)) {
-            bitmask += 2;
+            dirBitmask |= DirectionalBitmask.Down;
         }
         if (HasSmoothableTile(position + Vector2Int.Right, tilemap)) {
-            bitmask += 4;
+            dirBitmask |= DirectionalBitmask.Right;
         }
         if (HasSmoothableTile(position + Vector2Int.Left, tilemap)) {
-            bitmask += 8;
+            dirBitmask |= DirectionalBitmask.Left;
         }
 
         Renderable.Appearance = BlockSpritesManager.AllBlocksSprites[SourceBlock.BlockUid].SpriteSheet
-            .OrderedSprites[bitmask];
+            .OrderedSprites[(int) dirBitmask];
     }
 
     /// <summary>

Blocktest/Code/Rendering/Drawable.cs

@@ -10,4 +10,6 @@ public Drawable(string fileName, Rectangle? bounds = null) {
                   throw new Exception($"Could not load drawable {fileName}, content manager not initialized.");
         Bounds = bounds ?? Texture.Bounds;
     }
+
+    public static Drawable ErrorDrawable { get; } = new(@"Graphics\Blocks\error");
 }

Blocktest/Code/Rendering/SpriteSheet.cs

@@ -22,4 +22,6 @@ public SpriteSheet(string filename, int frameColumns, int frameRows, int padding
             OrderedSprites[frameColumn + frameRow * frameColumns] = newDrawable;
         }
     }
+
+    public static SpriteSheet ErrorSpriteSheet { get; } = new(@"Graphics\Blocks\error", 1, 1);
 }

Shared/Code/Math.cs

@@ -89,22 +89,22 @@ public static explicit operator Vector2Int(Vector2 vector2) =>
 
     // Preset values
     /// <summary>Returns a <see cref="Vector2Int" /> with values (0, 0).</summary>
-    public static readonly Vector2Int Zero = new(0, 0);
+    public static Vector2Int Zero { get; } = new(0, 0);
 
     /// <summary>Returns a <see cref="Vector2Int" /> with values (1, 1).</summary>
-    public static readonly Vector2Int One = new(1, 1);
+    public static Vector2Int One { get; } = new(1, 1);
 
     /// <summary>Returns a <see cref="Vector2Int" /> with values (0, 1).</summary>
-    public static readonly Vector2Int Up = new(0, 1);
+    public static Vector2Int Up { get; } = new(0, 1);
 
     /// <summary>Returns a <see cref="Vector2Int" /> with values (0, -1).</summary>
-    public static readonly Vector2Int Down = new(0, -1);
+    public static Vector2Int Down { get; } = new(0, -1);
 
     /// <summary>Returns a <see cref="Vector2Int" /> with values (-1, 0).</summary>
-    public static readonly Vector2Int Left = new(-1, 0);
+    public static Vector2Int Left { get; }  = new(-1, 0);
 
     /// <summary>Returns a <see cref="Vector2Int" /> with values (1, 0).</summary>
-    public static readonly Vector2Int Right = new(1, 0);
+    public static Vector2Int Right { get; } = new(1, 0);
 
     public void Serialize(NetDataWriter writer) {
         writer.Put(X);