1 files changed, 6 insertions, 3 deletions
diff --git a/src/demos/vertexProgRefract/VertexProgRefract.java b/src/demos/vertexProgRefract/VertexProgRefract.java
index 99cf05e..cac8d5a 100644
--- a/src/demos/vertexProgRefract/VertexProgRefract.java
+++ b/src/demos/vertexProgRefract/VertexProgRefract.java
@@ -75,10 +75,13 @@ import javax.swing.JOptionPane;
 */
 
 public class VertexProgRefract extends Demo {
-  static {
-    GLProfile.initSingleton();
-  }
   public static void main(String[] args) {
+    // set argument 'NotFirstUIActionOnProcess' in the JNLP's application-desc tag for example
+    // <application-desc main-class="demos.j2d.TextCube"/>
+    //   <argument>NotFirstUIActionOnProcess</argument> 
+    // </application-desc>
+    boolean firstUIActionOnProcess = 0==args.length || !args[0].equals("NotFirstUIActionOnProcess") ;
+    GLProfile.initSingleton(firstUIActionOnProcess);
 
     GLCanvas canvas = new GLCanvas();
     final VertexProgRefract demo = new VertexProgRefract();