commit 9c198dba9a6e51189db442748f4af8014bfa39b2
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Mon Mar 2 16:23:41 2020 +0000

    Minor.

diff --git a/src/main/java/org/distorted/library/main/DistortedTexture.java b/src/main/java/org/distorted/library/main/DistortedTexture.java
index 939e041..34e1639 100644
--- a/src/main/java/org/distorted/library/main/DistortedTexture.java
+++ b/src/main/java/org/distorted/library/main/DistortedTexture.java
@@ -130,22 +130,6 @@ public class DistortedTexture extends InternalSurface
     this(TYPE_USER);
     }
 
-///////////////////////////////////////////////////////////////////////////////////////////////////
-/**
- * Bind the underlying rectangle of pixels as a OpenGL Texture.
- */
-  public boolean setAsInput()
-    {
-    if( mColorH[0]>0 )
-      {
-      GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
-      GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, mColorH[0]);
-      return true;
-      }
-
-    return false;
-    }
-
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 /**
  * Sets the underlying android.graphics.Bitmap object.
diff --git a/src/main/java/org/distorted/library/main/InternalSurface.java b/src/main/java/org/distorted/library/main/InternalSurface.java
index 9afa40d..a4fd845 100644
--- a/src/main/java/org/distorted/library/main/InternalSurface.java
+++ b/src/main/java/org/distorted/library/main/InternalSurface.java
@@ -22,6 +22,7 @@ package org.distorted.library.main;
 import android.opengl.GLES31;
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
+// common parent class of Texture & OutputSurface; so that we can store either in Nodes.
 
 abstract class InternalSurface extends InternalObject
 {
@@ -58,14 +59,8 @@ abstract class InternalSurface extends InternalObject
     }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
-// PUBLIC API
-///////////////////////////////////////////////////////////////////////////////////////////////////
-/**
- * Bind the underlying rectangle of pixels as a OpenGL Texture.
- *
- * @return <code>true</code> if successful.
- */
-  public boolean setAsInput()
+
+  boolean setAsInput()
     {
     if( mColorH[0]>0 )
       {