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-
- #ifndef __SCENEROOT_H_
- #define __SCENEROOT_H_
- /*
- Peon - Win32 Games Programming Library
- Copyright (C) 2002-2005 Erik Yuzwa
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
- Erik Yuzwa
- peon AT wazooinc DOT com
- */
-
-
- #include "ISingleton.h"
- #include "SceneRenderer.h"
- #include "ISceneObject.h"
-
- namespace peon
- {
- /**
- * This object represents the "Base node" of a scene graph for
- * you to play with. Right now this is little more than a display
- * list, but it gives you an idea of what's possible. To create
- * a true Octree or QuadTree structure is left as your own
- * exercise.
- */
- class PEONMAIN_API SceneRoot : public ISceneObject, ISingleton<SceneRoot>
- {
- protected:
- /** our SceneRenderer handle */
- SceneRenderer* m_pRenderer;
-
- public:
-
- /**
- * Constructor
- */
- SceneRoot( SceneRenderer* pRenderer );
-
- /**
- * Destructor
- */
- ~SceneRoot();
-
- /** Override standard Singleton retrieval.
- @remarks
- Why do we do this? Well, it's because the Singleton
- implementation is in a .h file, which means it gets compiled
- into anybody who includes it. This is needed for the
- Singleton template to work, but we actually only want it
- compiled into the implementation of the class based on the
- Singleton, not all of them. If we don't change this, we get
- link errors when trying to use the Singleton-based class from
- an outside dll.
- @par
- This method just delegates to the template version anyway,
- but the implementation stays in this single compilation unit,
- preventing link errors.
- */
- static SceneRoot& getSingleton(void);
-
- /** Override standard Singleton retrieval.
- @remarks
- Why do we do this? Well, it's because the Singleton
- implementation is in a .h file, which means it gets compiled
- into anybody who includes it. This is needed for the
- Singleton template to work, but we actually only want it
- compiled into the implementation of the class based on the
- Singleton, not all of them. If we don't change this, we get
- link errors when trying to use the Singleton-based class from
- an outside dll.
- @par
- This method just delegates to the template version anyway,
- but the implementation stays in this single compilation unit,
- preventing link errors.
- */
- static SceneRoot* getSingletonPtr(void);
-
-
- };
- }
-
- #endif
-