Added additional state for alpha test because

falloff can logically be 0 and have alpha test
still enabled.


git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10937 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/renderer/RenderContext.java

@@ -55,10 +55,15 @@ public class RenderContext {
     public boolean depthTestEnabled = false;
 
     /**
-     * @see RenderState#setAlphaTest(boolean) 
+     * @see RenderState#setAlphaFallOff(float) 
      */
     public float alphaTestFallOff = 0f;
 
+    /**
+     * @see RenderState#setAlphaTest(boolean) 
+     */
+    public boolean alphaTestEnabled = false;
+
     /**
      * @see RenderState#setDepthWrite(boolean) 
      */