commit 8d52a49c5487b52ef7c411a4b817f86e7a009cf3
Author: Leszek Koltunski <leszek@distoretedandroid.org>
Date:   Wed Feb 15 10:55:31 2017 +0000

    Do not add Screen to the Surface lists.

diff --git a/src/main/java/org/distorted/library/DistortedScreen.java b/src/main/java/org/distorted/library/DistortedScreen.java
index 009c486..1d3d643 100644
--- a/src/main/java/org/distorted/library/DistortedScreen.java
+++ b/src/main/java/org/distorted/library/DistortedScreen.java
@@ -44,6 +44,8 @@ public class DistortedScreen extends DistortedOutputSurface
  */
   public DistortedScreen()
     {
-    super(0,0,CREATED,CREATED,0,false);
+    // set color to 'DONT_CREATE' so that Screens will not get added to the Surface lists
+    // set depth to 'CREATED' so that depth will be, by default, on.
+    super(0,0,DONT_CREATE,CREATED,0,false);
     }
   }
diff --git a/src/main/java/org/distorted/library/DistortedSurface.java b/src/main/java/org/distorted/library/DistortedSurface.java
index ca921b2..2a5c268 100644
--- a/src/main/java/org/distorted/library/DistortedSurface.java
+++ b/src/main/java/org/distorted/library/DistortedSurface.java
@@ -207,7 +207,7 @@ abstract class DistortedSurface
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 /**
- * Return unique ID of the Surface.
+ * Return unique ID of this Surface.
  */
   public long getID()
     {
@@ -217,7 +217,7 @@ abstract class DistortedSurface
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
- * Returns the height of the Surface.
+ * Return the height of this Surface.
  *
  * @return height of the object, in pixels.
  */
@@ -228,7 +228,7 @@ abstract class DistortedSurface
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 /**
- * Returns the width of the Surface.
+ * Return the width of this Surface.
  *
  * @return width of the Object, in pixels.
  */
@@ -239,7 +239,7 @@ abstract class DistortedSurface
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 /**
- * Returns the depth of the Surface.
+ * Return the depth of this Surface.
  * <p>
  * Admittedly quite a strange method. Why do we need to pass a Mesh to it? Because one cannot determine
  * 'depth' of a Surface (bitmap really!) when rendered based only on the texture itself, that depends