Attempted at fixing 2D camera system.

RecrownedAthenaeum/Render/PrimitiveBatch.cs

@@ -51,7 +51,6 @@ namespace RecrownedAthenaeum.Render
             if (began) throw new InvalidOperationException("Begin is being called twice before being ended.");
             if (disposed) throw new ObjectDisposedException(this.GetType().Name);
             this.primitiveType = primitiveType;
-            verticesPerPrimitive = 0;
             switch (primitiveType)
             {
                 case PrimitiveType.LineList: verticesPerPrimitive = 2; break;

RecrownedAthenaeum/Render/RectangleRenderer.cs

@@ -79,7 +79,7 @@ namespace RecrownedAthenaeum.Render
         {
             primitiveBatch.primitiveCount = filled ? 3 : 4;
             Vector2[] corners = new Vector2[4];
-            corners[1] = new Vector2 (width, 0);
+            corners[1] = new Vector2(width, 0);
             corners[2] = new Vector2(width, height);
             corners[3] = new Vector2(0, height);
 
@@ -89,16 +89,22 @@ namespace RecrownedAthenaeum.Render
                 for (int i = 0; i < corners.Length; i++)
                 {
                     corners[i] = Vector2.Transform(corners[i], rotMat);
-                    corners[i].X += x;
-                    corners[i].Y += y;
                 }
             }
 
+            for (int i = 0; i < corners.Length; i++)
+            {
+                corners[i].X += x;
+                corners[i].Y += y;
+            }
+
             primitiveBatch.AddVertex(corners[0], color);
             primitiveBatch.AddVertex(corners[1], color);
             primitiveBatch.AddVertex(corners[2], color);
             primitiveBatch.AddVertex(corners[3], color);
             primitiveBatch.AddVertex(corners[0], color);
+
+            primitiveBatch.Flush();
         }
     }
 }