Changeset 234 for osgVisual

Timestamp:

Feb 13, 2011, 7:25:16 PM (14 years ago)

Author:

Torben Dannhauer

Message:

Now the trackingID can be updated by the external Link.

Location:

osgVisual/trunk

Files:

• bin/osgVisualConfig.xml (modified) (1 diff)
• include/core/core_manipulator.h (modified) (2 diffs)
• include/dataIO/visual_dataIO.h (modified) (1 diff)
• src/core/core_manipulator.cpp (modified) (5 diffs)
• src/core/visual_core.cpp (modified) (1 diff)

osgVisual/trunk/bin/osgVisualConfig.xml

@@ -71 +71 @@
         </geometry>
       </model>
-      <trackmodel id="2" updater_slot=""></trackmodel> 
+      <trackmodel id="2" updater_slot="trackID"></trackmodel> 
     </models>
     <datetime day="0" month="0" year="0" hour="12" minute="30"></datetime>

osgVisual/trunk/include/core/core_manipulator.h

@@ -63 +63 @@
         void trackNode( int trackingID );
         int getCurrentTrackingID(){return _currentTrackingID;};
+        void setTrackingIdUpdaterSlot(std::string updaterSlot){_updaterSlot=updaterSlot;};
+        std::string getTrackingIdUpdaterSlot(){return _updaterSlot;};
 
 private:
+        class core_manipulatorCallback : public osg::NodeCallback
+        {
+        public: 
+                /**
+                 * \brief Constructor, for setting the member variables.
+                 * 
+                 * @param manipulators : Pointer to the manipulator and tracking class.
+                 */ 
+                core_manipulatorCallback(core_manipulator* manipulators):_manipulators(manipulators){};
+
+                /**
+                 * \brief This function is executed as callback during event traversal.
+                 * 
+                 */ 
+                virtual void operator()(osg::Node* node, osg::NodeVisitor* nv);
+        private:
+                /** Pointer to the manipulator class to edit its value */
+                core_manipulator* _manipulators;
+        };
+
+        /** Pointer to the callback isntalled to update the tracking ID */
+        osg::ref_ptr<core_manipulatorCallback> _callback;
+
+        /** core_manipulatorCallback must be a freind of this class to allow the callback to edit the member values of this class directly */ 
+        friend class core_manipulatorCallback;
 
 #ifdef USE_SPACENAVIGATOR
@@ -93 +120 @@
         int _currentTrackingID;
 
+        /** Slotname to use for dynamic updated tracking ID. */
+        std::string _updaterSlot;
+
         /**
          * Pointer to the  scene root node
          */ 
         osg::ref_ptr<osg::Node> _rootNode;
+
+        /**
+         * Referenced pointer to the applications viewer.
+         */ 
+        osg::ref_ptr<osgViewer::Viewer> _viewer;
 };
 

osgVisual/trunk/include/dataIO/visual_dataIO.h

@@ -80 +80 @@
                  * \brief Constructor, for setting the member variables.
                  * 
-                 * @param viewer_ : Pointer to the viewer.
-                 * @param sceneCamera_ : Pointer to the scene camera.
+                 * @param dataIO_ : Pointer to the dataIO class.
                  */ 
                 dataIO_eventCallback(visual_dataIO* dataIO_):dataIO(dataIO_){};
 
                 /**
-                 * \brief This function is execute d as callback during update traversal.
+                 * \brief This function is executed as callback during event traversal.
                  * 
                  */ 

osgVisual/trunk/src/core/core_manipulator.cpp

@@ -31 +31 @@
 {
         _rootNode = rootNode;
+        _viewer = viewer;
 
         // Setup manipulators
@@ -87 +88 @@
     viewer->addEventHandler(new osgViewer::ScreenCaptureHandler);                       // add the screen capture handler
 
-
+        // Install Callback
+        _callback = new core_manipulatorCallback(this);
+        viewer->getCamera()->addEventCallback(_callback);
 
         return true;
@@ -94 +97 @@
 void core_manipulator::shutdown()
 {
+        // Remove and Delete Callback
+        _viewer->getCamera()->removeEventCallback(_callback);
+        _callback= NULL;
+
 #ifdef USE_SPACENAVIGATOR
         //Delete SpaceMouse driver
@@ -107 +114 @@
         _nt = NULL;
         _rootNode = NULL;
+        _viewer = NULL;
 }
 
@@ -160 +168 @@
         }
 }
+
+void core_manipulator::core_manipulatorCallback::operator()(osg::Node* node, osg::NodeVisitor* nv)
+{
+        //OSG_NOTIFY( osg::ALWAYS ) << "---- Executing core_manipulatorCallback .." <<  std::endl;
+
+        if(!_manipulators->_updaterSlot.empty())
+        {
+                int idToTrack = visual_dataIO::getInstance()->getSlotDataAsDouble(_manipulators->_updaterSlot, osgVisual::dataIO_slot::TO_OBJ );
+                if(idToTrack!=_manipulators->_currentTrackingID)
+                        _manipulators->trackNode(idToTrack);
+        }
+
+        traverse(node, nv);
+}

osgVisual/trunk/src/core/visual_core.cpp

@@ -215 +215 @@
                                                 std::string attr_value=reinterpret_cast<const char*>(attr->children->content);
                                                 if( attr_name == "id" ) manipulators->trackNode( util::strToInt(attr_value) );
-
-
+                                                if( attr_name == "updater_slot" ) manipulators->setTrackingIdUpdaterSlot(attr_value);
                                                 attr = attr->next; 
                                         }