Minor bug fixes.

FreedomFighter/OmegaImage.cs

@@ -64,8 +64,10 @@ public class OmegaImage
     }
 
     /// <summary>
-    /// Full Omega draw. X,Y is the top-left of the pattern; rotation (degrees, clockwise)
-    /// pivots around (centerX, centerY) as a fraction of the pattern size.
+    /// Full Omega draw. X,Y is the top-left of the unscaled pattern; rotation and scale
+    /// are applied around the pivot (centerX, centerY), which stays at its unscaled
+    /// position — matching DirectX-era Draw semantics (a half-scaled 64px sprite at X
+    /// with center 0.5 still has its pivot at X+32).
     /// </summary>
     public void Draw(SpriteBatch sb, float x, float y, float rotation = 0,
         float centerX = 0, float centerY = 0, float scaleX = 1, float scaleY = 1,
@@ -73,7 +75,7 @@ public class OmegaImage
     {
         var src = PatternRect(pattern);
         var origin = new Vector2(centerX * TileWidth, centerY * TileHeight);
-        var pos = new Vector2(x + origin.X * scaleX, y + origin.Y * scaleY);
+        var pos = new Vector2(x + origin.X, y + origin.Y);
         var color = new Color(red, green, blue, alpha);
         sb.Draw(Texture, pos, src, color, MathHelper.ToRadians(rotation), origin,
             new Vector2(scaleX, scaleY), SpriteEffects.None, 0);