diff --git a/TheGreatCube/TheGreatCube/Base.lproj/Main.storyboard b/TheGreatCube/TheGreatCube/Base.lproj/Main.storyboard
index 1b21c52..d792f66 100644
--- a/TheGreatCube/TheGreatCube/Base.lproj/Main.storyboard
+++ b/TheGreatCube/TheGreatCube/Base.lproj/Main.storyboard
@@ -654,7 +654,7 @@
                     <window key="window" title="Window" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" oneShot="NO" releasedWhenClosed="NO" showsToolbarButton="NO" visibleAtLaunch="NO" animationBehavior="default" id="IQv-IB-iLA">
                         <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
                         <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
-                        <rect key="contentRect" x="196" y="240" width="480" height="270"/>
+                        <rect key="contentRect" x="196" y="240" width="604" height="379"/>
                         <rect key="screenRect" x="0.0" y="0.0" width="1680" height="1027"/>
                     </window>
                     <connections>
@@ -663,7 +663,7 @@
                 </windowController>
                 <customObject id="Oky-zY-oP4" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="75" y="250"/>
+            <point key="canvasLocation" x="137" y="304.5"/>
         </scene>
         <!--View Controller-->
         <scene sceneID="hIz-AP-VOD">
@@ -693,7 +693,7 @@
                 </viewController>
                 <customObject id="rPt-NT-nkU" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="75" y="655"/>
+            <point key="canvasLocation" x="137" y="775"/>
         </scene>
     </scenes>
 </document>
diff --git a/TheGreatCube/TheGreatCube/ViewController.swift b/TheGreatCube/TheGreatCube/ViewController.swift
index e524089..a22bcf4 100644
--- a/TheGreatCube/TheGreatCube/ViewController.swift
+++ b/TheGreatCube/TheGreatCube/ViewController.swift
@@ -21,7 +21,9 @@ class ViewController: NSViewController {
 
 
 class FrameRenderer: Renderer.FrameRenderer {
-    func renderAtTime(time: FrameTimeStamp) {
+    func renderOntoSurface(surface: RenderingSurface, atTime time: FrameTimeStamp) {
         glClear(GLbitfield(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT))
+        let bounds = surface.bounds
+        glViewport(GLint(bounds.origin.x), GLint(bounds.origin.y), GLint(bounds.size.width), GLint(bounds.size.height))
     }
 }
\ No newline at end of file