Skin shader + material panel fix.

Normand Briere

2019-08-17 ecc1309a04b527c62ffe97e814daf050dbd025cd

 Sphere.java
..
..
@@ -126,6 +126,11 @@
126
126
         return 2;
127
127
     }
128
128
     
129
+    double vFlip(double v)
130
+    {
131
+        return 1-v;
132
+    }
133
+    
129
134
     Vertex biparamFunction(double u, double v)
130
135
     {
131
136
         double uAng = LA.toRadians(u * 360);