commit b3d1b67044d351d17be7bc77bb773772f98cb1b2
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Thu Jun 28 00:52:50 2018 +0100

    Minor.

diff --git a/src/main/java/org/distorted/library/main/DistortedOutputSurface.java b/src/main/java/org/distorted/library/main/DistortedOutputSurface.java
index 6a20bf5..e979bba 100644
--- a/src/main/java/org/distorted/library/main/DistortedOutputSurface.java
+++ b/src/main/java/org/distorted/library/main/DistortedOutputSurface.java
@@ -467,7 +467,7 @@ public abstract class DistortedOutputSurface extends DistortedSurface implements
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
-  public void setAsOutputFBO(long time, int fbo)
+  private void setAsOutputFBO(long time, int fbo)
     {
     if( fbo>=0 && fbo<mNumFBOs )
       {