diff --git a/Shared/NPC.cs b/Shared/NPC.cs
index a9b9519..5c02db6 100644
--- a/Shared/NPC.cs
+++ b/Shared/NPC.cs
@@ -122,7 +122,7 @@ namespace SemiColinGames {
       SpriteEffects effect = Facing == 1 ?
         SpriteEffects.None : SpriteEffects.FlipHorizontally;
       Color color = Color.White;
-      spriteBatch.Draw(Textures.Executioner.Get, Vector2.Round(Position), textureSource, color, 0f,
+      spriteBatch.Draw(Textures.Executioner.Get, Vectors.Round(Position), textureSource, color, 0f,
         spriteCenter, Vector2.One, effect, 0f);
     }
   }
diff --git a/Shared/Player.cs b/Shared/Player.cs
index ef88354..09203a3 100644
--- a/Shared/Player.cs
+++ b/Shared/Player.cs
@@ -249,7 +249,7 @@ namespace SemiColinGames {
       if (invincibilityTime > 0 && invincibilityTime % 0.2f > 0.1f) {
         color = new Color(0.5f, 0.5f, 0.5f, 0.5f);
       }
-      spriteBatch.Draw(Textures.Ninja.Get, Vector2.Floor(position), textureSource, color, 0f,
+      spriteBatch.Draw(Textures.Ninja.Get, Vectors.Floor(position), textureSource, color, 0f,
         spriteCenter, Vector2.One, effect, 0f);
     }
   }
diff --git a/Shared/Shared.projitems b/Shared/Shared.projitems
index 3b319f4..6928d7b 100644
--- a/Shared/Shared.projitems
+++ b/Shared/Shared.projitems
@@ -42,5 +42,6 @@
     <Compile Include="$(MSBuildThisFileDirectory)Timer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)TreeScene.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)TreeWorld.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Vectors.cs" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/Shared/ShmupWorld.cs b/Shared/ShmupWorld.cs
index e7d86d3..611768b 100644
--- a/Shared/ShmupWorld.cs
+++ b/Shared/ShmupWorld.cs
@@ -38,7 +38,7 @@ namespace SemiColinGames {
       public void Draw(SpriteBatch spriteBatch) {
         Texture2D texture = Texture.Get;
         Vector2 spriteCenter = new Vector2(texture.Width / 2, texture.Height / 2);
-        Vector2 drawPos = Vector2.Floor(Vector2.Subtract(Position, spriteCenter));
+        Vector2 drawPos = Vectors.Floor(Vector2.Subtract(Position, spriteCenter));
         spriteBatch.Draw(texture, drawPos, Color.White);
       }
     }
@@ -78,7 +78,7 @@ namespace SemiColinGames {
       public void Draw(SpriteBatch spriteBatch) {
         Texture2D texture = Texture.Get;
         Vector2 center = new Vector2(texture.Width / 2, texture.Height / 2);
-        spriteBatch.Draw(texture, Vector2.Floor(Vector2.Subtract(Position, center)), Color.White);
+        spriteBatch.Draw(texture, Vectors.Floor(Vector2.Subtract(Position, center)), Color.White);
       }
     }
 
@@ -115,7 +115,7 @@ namespace SemiColinGames {
       public void Draw(SpriteBatch spriteBatch) {
         Texture2D texture = Texture.Get;
         Vector2 spriteCenter = new Vector2(texture.Width / 2, texture.Height / 2);
-        Vector2 drawPos = Vector2.Floor(Vector2.Subtract(Position, spriteCenter));
+        Vector2 drawPos = Vectors.Floor(Vector2.Subtract(Position, spriteCenter));
         spriteBatch.Draw(texture, drawPos, null, Color.White, 0f,
             spriteCenter, Vector2.One, SpriteEffects.FlipHorizontally, 0f);
       }
diff --git a/Shared/SpiderWorld.cs b/Shared/SpiderWorld.cs
index 62ce8fc..7c16f62 100644
--- a/Shared/SpiderWorld.cs
+++ b/Shared/SpiderWorld.cs
@@ -36,7 +36,7 @@ namespace SemiColinGames {
       public void Draw(SpriteBatch spriteBatch) {
         Texture2D texture = Texture.Get;
         Vector2 spriteCenter = new Vector2(texture.Width / 2, texture.Height / 2);
-        Vector2 drawPos = Vector2.Floor(Vector2.Subtract(Position, spriteCenter));
+        Vector2 drawPos = Vectors.Floor(Vector2.Subtract(Position, spriteCenter));
         spriteBatch.Draw(texture, drawPos, Color.White);
       }
     }
@@ -52,7 +52,7 @@ namespace SemiColinGames {
       public void Draw(SpriteBatch spriteBatch) {
         Texture2D texture = Texture.Get;
         Vector2 spriteCenter = new Vector2(texture.Width / 2, texture.Height / 2);
-        Vector2 drawPos = Vector2.Floor(Vector2.Subtract(Position, spriteCenter));
+        Vector2 drawPos = Vectors.Floor(Vector2.Subtract(Position, spriteCenter));
         spriteBatch.Draw(texture, drawPos, Color.White);
       }
     }
diff --git a/Shared/Vectors.cs b/Shared/Vectors.cs
new file mode 100644
index 0000000..ea0c795
--- /dev/null
+++ b/Shared/Vectors.cs
@@ -0,0 +1,15 @@
+using Microsoft.Xna.Framework;
+using System;
+
+namespace SemiColinGames {
+  public static class Vectors {
+    public static Vector2 Floor(Vector2 v) {
+      return new Vector2((float) Math.Floor(v.X), (float) Math.Floor(v.Y));
+    }
+
+    public static Vector2 Round(Vector2 v) {
+      return new Vector2((float) Math.Round(v.X), (float) Math.Round(v.Y));
+    }
+
+  }
+}