[Orxonox-commit 1413] r6131 - code/branches/presentation2/src/libraries/network/synchronisable

[scheusso at orxonox.net]

Author: scheusso
Date: 2009-11-23 22:25:07 +0100 (Mon, 23 Nov 2009)
New Revision: 6131

Added:
   code/branches/presentation2/src/libraries/network/synchronisable/Serialise.h
Log:
forgot a file


Added: code/branches/presentation2/src/libraries/network/synchronisable/Serialise.h
===================================================================
--- code/branches/presentation2/src/libraries/network/synchronisable/Serialise.h	                        (rev 0)
+++ code/branches/presentation2/src/libraries/network/synchronisable/Serialise.h	2009-11-23 21:25:07 UTC (rev 6131)
@@ -0,0 +1,79 @@
+/*
+ *   ORXONOX - the hottest 3D action shooter ever to exist
+ *                    > www.orxonox.net <
+ *
+ *
+ *   License notice:
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation; either version 2
+ *   of the License, or (at your option) any later version.
+ *
+ *   This program 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 General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ *   Author:
+ *      Oliver Scheuss
+ *   Co-authors:
+ *      ...
+ *
+ */
+
+/**
+    @file
+    @brief Functions to serialise pointers to objects that inherit from Synchronisable
+*/
+
+#ifndef _NetworkSerialise_H__
+#define _NetworkSerialise_H__
+
+#include "util/Serialise.h"
+#include "util/TypeTraits.h"
+#include "core/CorePrereqs.h"
+
+namespace orxonox{
+    
+    // These functions implement loading / saving / etc. for pointer types
+    
+    /** @brief returns the size of the objectID needed to synchronise the pointer */
+    template <class T> inline uint32_t returnSize( T*& variable )
+    {
+      return sizeof(uint32_t);
+    }
+    
+    /** @brief reads the objectID of a pointer out of the bytestream and increases the mem pointer */
+    template <class T> inline void loadAndIncrease( T*& variable, uint8_t*& mem )
+    {
+        *const_cast<typename Loki::TypeTraits<T*>::UnqualifiedType*>(&variable) = dynamic_cast<T*>(variable->getSynchronisable( *(uint32_t*)(mem) ));
+        mem += returnSize( variable );
+    }
+    
+    /** @brief saves the objectID of a pointer into the bytestream and increases the mem pointer */
+    template <class T> inline void saveAndIncrease( T*& variable, uint8_t*& mem )
+    {
+        if ( variable )
+            *(uint32_t*)(mem) = static_cast<uint32_t>(variable->getObjectID());
+        else
+            *(uint32_t*)(mem) = OBJECTID_UNKNOWN;
+        mem += returnSize( variable );
+    }
+    
+    /** @brief checks whether the objectID of the variable is the same as in the bytestream */
+    template <class T> inline  bool checkEquality( T*& variable, uint8_t* mem )
+    {
+        if ( variable )
+            return *(uint32_t*)(mem) == variable->getObjectID();
+        else
+            return *(uint32_t*)(mem) == OBJECTID_UNKNOWN;
+    }
+}
+
+
+#endif