1 files changed, 2 insertions, 2 deletions
diff --git a/src/demos/vertexProgRefract/VertexProgRefract.java b/src/demos/vertexProgRefract/VertexProgRefract.java
index edbef87..fa71f0c 100644
--- a/src/demos/vertexProgRefract/VertexProgRefract.java
+++ b/src/demos/vertexProgRefract/VertexProgRefract.java
@@ -45,7 +45,6 @@ import gleem.BSphere;
 import gleem.BSphereProvider;
 import gleem.ExaminerViewer;
 import gleem.ManipManager;
-import gleem.MouseButtonHelper;
 import gleem.linalg.Rotf;
 import gleem.linalg.Vec3f;
 import java.awt.BorderLayout;
@@ -332,7 +331,8 @@ public class VertexProgRefract extends Demo {
       manager.registerWindow((AWTGLAutoDrawable) drawable);
       this.drawable = drawable;
 
-      viewer = new ExaminerViewer(MouseButtonHelper.numMouseButtons());
+      viewer = new ExaminerViewer();
+      viewer.setUpVector(Vec3f.Y_AXIS);
       viewer.setNoAltKeyMode(true);
       viewer.setAutoRedrawMode(false);
       viewer.attach((AWTGLAutoDrawable) drawable, new BSphereProvider() {