* Fixed issue where setting an unset define then setting an already set define would cause the unset define to not be updated in the shader

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9623 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/material/Technique.java

@@ -122,10 +122,10 @@ public class Technique /* implements Savable */ {
             
             if (value == null) {
                 // Clear the define.
-                needReload = defines.remove(defineName);
+                needReload = defines.remove(defineName) || needReload;
             } else {
                 // Set the define.
-                needReload = defines.set(defineName, type, value);
+                needReload = defines.set(defineName, type, value) || needReload;
             }
         }
     }