Added explicit initialization of osg::Referenced(true) to osg::Operation subclasses as it uses virtual inhertiance from osg::Referenced.

git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/branches/OpenSceneGraph-3.4@15024 16af8721-9629-0410-8352-f15c8da7e697

examples/osganalysis/osganalysis.cpp

@@ -540,6 +540,7 @@ public:
                             const std::string& outputFilename,
                              SceneGraphProcessor* sceneGraphProcessor, 
                              osgUtil::IncrementalCompileOperation* ico):
+        osg::Referenced(true),
         Operation("DatabasePaging Operation", false),
         _filename(filename),
         _outputFilename(outputFilename),

examples/osgcatch/osgcatch.cpp

@@ -1366,6 +1366,7 @@ class CompileStateCallback : public osg::Operation
 {
     public:
         CompileStateCallback(GameEventHandler* eh):
+            osg::Referenced(true),
             osg::Operation("CompileStateCallback", false),
             _gameEventHandler(eh) {}
         

examples/osggraphicscost/osggraphicscost.cpp

@@ -29,6 +29,7 @@ class CalibrateCostEsimator : public osg::GraphicsOperation
 public:
 
     CalibrateCostEsimator(osg::GraphicsCostEstimator* gce):
+        osg::Referenced(true),
         osg::GraphicsOperation("CalbirateCostEstimator",false),
         _gce(gce) {}
 

examples/osgmotionblur/osgmotionblur.cpp

@@ -26,6 +26,7 @@ class MotionBlurOperation: public osg::Operation
 {
 public:
     MotionBlurOperation(double persistence):
+        osg::Referenced(true),
         osg::Operation("MotionBlur",true),
         cleared_(false),
         persistence_(persistence)

examples/osgshaderterrain/osgshaderterrain.cpp

@@ -261,6 +261,7 @@ class TestSupportOperation: public osg::GraphicsOperation
 public:
 
     TestSupportOperation():
+        osg::Referenced(true),
         osg::GraphicsOperation("TestSupportOperation",false),
         _supported(true),
         _errorMessage() {}

examples/osgtext/osgtext.cpp

@@ -559,6 +559,7 @@ class UpdateTextOperation : public osg::Operation
 public:
 
     UpdateTextOperation(const osg::Vec3& center, float diameter, osg::Group* group):
+        osg::Referenced(true),
         Operation("UpdateTextOperation", true),
         _center(center),
         _diameter(diameter),

examples/osgthreadedterrain/osgthreadedterrain.cpp

@@ -83,6 +83,7 @@ class LoadAndCompileOperation : public osg::Operation
 public:
 
     LoadAndCompileOperation(const std::string& filename, osgUtil::IncrementalCompileOperation* ico , osg::RefBlockCount* block):
+        osg::Referenced(true),
         Operation("Load and compile Operation", false),
         _filename(filename),
         _incrementalCompileOperation(ico),
@@ -128,6 +129,7 @@ public:
 
 
     MasterOperation(const std::string& filename, osgUtil::IncrementalCompileOperation* ico):
+        osg::Referenced(true),
         Operation("Master reading operation",true),
         _filename(filename),
         _incrementalCompileOperation(ico)

examples/osgvolume/osgvolume.cpp

@@ -306,6 +306,7 @@ class TestSupportOperation: public osg::GraphicsOperation
 public:
 
     TestSupportOperation():
+        osg::Referenced(true),
         osg::GraphicsOperation("TestSupportOperation",false),
         supported(true),
         errorMessage(),