Adds external dep dtentity

external/dtEntity/include/dtEntityOSG/initosgviewer.h

@@ -0,0 +1,78 @@
+#pragma once
+
+/* -*-c++-*-
+* dtEntity Game and Simulation Engine
+*
+* This library is free software; you can redistribute it and/or modify it under
+* the terms of the GNU Lesser General Public License as published by the Free
+* Software Foundation; either version 2.1 of the License, or (at your option)
+* any later version.
+*
+* This library is distributed in the hope that it will be useful, but WITHOUT
+* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+* details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this library; if not, write to the Free Software Foundation, Inc.,
+* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*
+* Martin Scheffler
+*/
+
+#include <dtEntityOSG/export.h>
+#include <dtEntity/logmanager.h>
+
+namespace osg
+{
+   class Group;
+}
+
+namespace osgViewer
+{
+   class ViewerBase;
+}
+
+namespace dtEntity
+{
+   class EntityManager;
+}
+
+namespace dtEntityOSG
+{
+
+   /**
+    * Convenience setup function for dtEntity.
+    * If you want to do fancy stuff in your setup then maybe you should not call this, instead write your own!
+    *
+    * Installs a log handler, calls SetupDataPaths(), calls InitDtEntity(), calls SetupViewer(), then calls DoScreenSetup()
+    * @param argc number of command line args
+    * @param standard c command line args
+    * @param viewer An instance of either osgViewer::Viewer or osgViewer::CompositeViewer
+    * @param em a valid entity manager
+    * @param addStatsHandler Should osg stats handler be installed (activated with key insert)
+    * @param checkPaths Should SetupDataPaths complain about missing paths
+    * @param addConsoleLog Should log messages be output to console
+    * @param pSceneNode An osg group that is used as scene graph root node. This is added as scene node to the main scene, also
+    *        the main update callback that drives dtEntity is installed to this node. If this is NULL, a new osg::Group is created
+    */
+   bool DTENTITY_OSG_EXPORT InitOSGViewer(int argc, char** argv,
+      osgViewer::ViewerBase& viewer, dtEntity::EntityManager& em,
+      bool addStatsHandler = true, bool checkPaths = true, bool addConsoleLog = true, osg::Group* pSceneNode = 0);
+
+
+   /**
+    * Sets scene graph root node and adds callbacks
+    * @param viewer An instance of either osgViewer::Viewer or osgViewer::CompositeViewer
+    * @param pSceneNode An osg group that is used as scene graph root node. This is added as scene node to the main scene, also
+    *        the main update callback that drives dtEntity is installed to this node. 
+    */
+   void DTENTITY_OSG_EXPORT SetupSceneGraph(osgViewer::ViewerBase& viewer, dtEntity::EntityManager& em, osg::Group* pSceneNode);
+
+
+   /** 
+     * analyze command line and open OSG window with correct traits
+     * @return true if success
+     */
+   bool DTENTITY_OSG_EXPORT DoScreenSetup(int argc, char** argv, osgViewer::ViewerBase& viewer, dtEntity::EntityManager& em);
+}