commit f08b268d90f3ce3a5b7abcba9c4e87a0294ca547
Author: Leszek Koltunski <leszek@distoretedandroid.org>
Date:   Wed May 17 11:14:42 2017 +0100

    minor

diff --git a/src/main/java/org/distorted/library/MeshCubes.java b/src/main/java/org/distorted/library/MeshCubes.java
index 9cb21a4..dd56f8f 100644
--- a/src/main/java/org/distorted/library/MeshCubes.java
+++ b/src/main/java/org/distorted/library/MeshCubes.java
@@ -32,19 +32,12 @@ import java.util.ArrayList;
 public class MeshCubes extends MeshObject
    {
    private static final float R = 0.0f;//0.2f;
-   private static final float FRONTZ = 0.5f;
-   private static final float BACKZ  =-0.5f;
-   
+
    private static final int NORTH = 0;
    private static final int WEST  = 1;
    private static final int EAST  = 2;
    private static final int SOUTH = 3;
 
-   private static final boolean BACK  = true;
-   private static final boolean FRONT = false;
-   private static final boolean UPPER = false;
-   private static final boolean LOWER = true;
-   
    private static final float[] mNormalX = new float[4];
    private static final float[] mNormalY = new float[4];
    private static final float[] mNormalZ = new float[4];
@@ -391,7 +384,7 @@ public class MeshCubes extends MeshObject
      boolean seenLand=false;
      boolean lastBlockIsNE = false;
      boolean currentBlockIsNE;
-     float vectZ = front?FRONTZ:BACKZ;
+     float vectZ = (front ? 0.5f : -0.5f);
 
      //android.util.Log.d("CUBES", "buildFrontBack");
 
@@ -517,18 +510,18 @@ public class MeshCubes extends MeshObject
        side= curr.side;
        next = getNextEdge(curr);
      
-       addSideVertex(curr,BACK,i+1,prev.side,vertex++,attribs);
+       addSideVertex(curr,true,i+1,prev.side,vertex++,attribs);
 
        do
          {
          if( prev.side!=curr.side )
            {
-           addSideVertex(curr,BACK,i+1,prev.side,vertex++,attribs);
-           addSideVertex(curr,BACK,i  ,prev.side,vertex++,attribs);
+           addSideVertex(curr,true,i+1,prev.side,vertex++,attribs);
+           addSideVertex(curr,true,i  ,prev.side,vertex++,attribs);
            }
        
-         addSideVertex(curr,FRONT,i+1,next.side,vertex++,attribs);
-         addSideVertex(curr,FRONT,i  ,next.side,vertex++,attribs);
+         addSideVertex(curr,false,i+1,next.side,vertex++,attribs);
+         addSideVertex(curr,false,i  ,next.side,vertex++,attribs);
        
          prev = curr;
          curr = next;
@@ -628,7 +621,7 @@ public class MeshCubes extends MeshObject
 
                    attribs[8*vertex  ] = x - 0.5f;
                    attribs[8*vertex+1] = 0.5f - (float)curr.row/mRows;
-                   attribs[8*vertex+2] = FRONTZ + ((BACKZ-FRONTZ)*slice)/mSlices;
+                   attribs[8*vertex+2] = 0.5f - (float)slice/mSlices;
                    attribs[8*vertex+3] = side==NORTH ? 0.0f : (side==WEST?-R:R);
                    attribs[8*vertex+4] = 1.0f;
                    attribs[8*vertex+5] = (slice==0 ? R : (slice==mSlices ? -R:0) );
@@ -639,7 +632,7 @@ public class MeshCubes extends MeshObject
 
                    attribs[8*vertex  ] = x - 0.5f;
                    attribs[8*vertex+1] = 0.5f - (float)(curr.row+1)/mRows;
-                   attribs[8*vertex+2] = FRONTZ + ((BACKZ-FRONTZ)*slice)/mSlices;
+                   attribs[8*vertex+2] = 0.5f - (float)slice/mSlices;
                    attribs[8*vertex+3] = side==SOUTH ? 0.0f: (side==EAST?-R:R);
                    attribs[8*vertex+4] =-1.0f;
                    attribs[8*vertex+5] = (slice==0 ? R : (slice==mSlices ? -R:0) );
@@ -650,7 +643,7 @@ public class MeshCubes extends MeshObject
 
                    attribs[8*vertex  ] = (float)curr.col/mCols -0.5f;
                    attribs[8*vertex+1] = 0.5f - y;
-                   attribs[8*vertex+2] = FRONTZ + ((BACKZ-FRONTZ)*slice)/mSlices;
+                   attribs[8*vertex+2] = 0.5f - (float)slice/mSlices;
                    attribs[8*vertex+3] =-1.0f;
                    attribs[8*vertex+4] = side==WEST ? 0.0f : (side==NORTH?-R:R);
                    attribs[8*vertex+5] = (slice==0 ? R : (slice==mSlices ? -R:0) );
@@ -661,7 +654,7 @@ public class MeshCubes extends MeshObject
 
                    attribs[8*vertex  ] = (float)(curr.col+1)/mCols -0.5f;
                    attribs[8*vertex+1] = 0.5f - y;
-                   attribs[8*vertex+2] = FRONTZ + ((BACKZ-FRONTZ)*slice)/mSlices;
+                   attribs[8*vertex+2] = 0.5f - (float)slice/mSlices;
                    attribs[8*vertex+3] = 1.0f;
                    attribs[8*vertex+4] = side==EAST ? 0.0f : (side==SOUTH?-R:R);
                    attribs[8*vertex+5] = (slice==0 ? R : (slice==mSlices ? -R:0) );