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source: code/branches/objecthierarchy/src/network/Synchronisable.h @ 1916

Last change on this file since 1916 was 1916, checked in by landauf, 16 years ago

removed WorldEntity, SpaceShip and several other objects
removed SpaceShip-related hacks in network and other places

  • Property svn:eol-style set to native
File size: 4.3 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Oliver Scheuss, (C) 2007
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#ifndef _Synchronisable_H__
30#define _Synchronisable_H__
31
32#include "NetworkPrereqs.h"
33
34#include <list>
35#include <map>
36#include <queue>
37#include "util/Integers.h"
38#include "core/OrxonoxClass.h"
39#include "core/XMLIncludes.h"
40#include "NetworkCallback.h"
41#include "util/Integers.h"
42
43#define REGISTERDATA(varname) registerVar(&varname, sizeof(varname), network::DATA)
44#define REGISTERDATA_WITHDIR(varname, mode) registerVar(&varname, sizeof(varname), network::DATA, mode)
45#define REGISTERSTRING(stringname) registerVar(&stringname, stringname.length()+1, network::STRING)
46#define REGISTERSTRING_WITHDIR(stringname, mode) registerVar(&stringname, stringname.length()+1, network::STRING, mode)
47
48namespace network
49{
50  namespace direction{
51    enum syncdirection{
52      toclient=0x1,
53      toserver=0x2,
54      bidirectional=0x3
55    };
56  }
57
58  namespace syncmode{
59    enum mode{
60      one=0,
61      always=1
62    };
63  }
64
65  enum variableType{
66    DATA,
67    STRING,
68  };
69
70  struct _NetworkExport synchronisableHeader{
71    uint32_t size:31;
72    bool dataAvailable:1;
73    uint32_t objectID;
74    uint32_t classID;
75  };
76
77  typedef struct _NetworkExport synchronisableVariable{
78    unsigned int size;
79    int mode; // this determines in which direction the variable gets synchronised
80    void *var;
81    variableType type;
82    NetworkCallbackBase *callback;
83  }SYNCVAR;
84
85  /**
86  * This class is the base class of all the Objects in the universe that need to be synchronised over the network
87   * Every class, that inherits from this class has to link the DATA THAT NEEDS TO BE SYNCHRONISED into the linked list.
88  * @author Oliver Scheuss
89  */
90  class _NetworkExport Synchronisable : virtual public orxonox::OrxonoxClass{
91  public:
92    friend class packet::Gamestate;
93    friend class GamestateClient;
94    friend class Server;
95    virtual ~Synchronisable();
96
97
98    virtual bool create();
99    static void setClient(bool b);
100
101    static Synchronisable *fabricate(uint8_t*& mem, int mode=0x0);
102    static bool deleteObject(unsigned int objectID);
103    static Synchronisable *getSynchronisable(unsigned int objectID);
104    static unsigned int getNumberOfDeletedObject(){ return deletedObjects_.size(); }
105    static unsigned int popDeletedObject(){ unsigned int i = deletedObjects_.front(); deletedObjects_.pop(); return i; }
106
107    inline unsigned int getObjectID(){return objectID;}
108    inline unsigned int getClassID(){return classID;}
109  protected:
110    Synchronisable();
111    void registerVar(void *var, int size, variableType t, int mode=1, NetworkCallbackBase *cb=0);
112    void setObjectMode(int mode);
113    void setObjectFrequency(unsigned int freq){ objectFrequency_ = freq; }
114    virtual void registerAllVariables()=0;
115
116
117  private:
118    bool getData(uint8_t*& men, unsigned int id, int mode=0x0);
119    uint32_t getSize(unsigned int id, int mode=0x0);
120    bool updateData(uint8_t*& mem, int mode=0x0);
121    bool isMyData(uint8_t* mem);
122    bool doSelection(unsigned int id);
123    bool isMyTick(unsigned int id);
124
125    unsigned int objectID;
126    unsigned int classID;
127
128    std::list<synchronisableVariable *> *syncList;
129    static int state_; // detemines wheter we are server (default) or client
130    bool backsync_; // if true the variables with mode > 1 will be synchronised to server (client -> server)
131    unsigned int objectFrequency_;
132    int objectMode_;
133    static std::map<unsigned int, Synchronisable *> objectMap_;
134    static std::queue<unsigned int> deletedObjects_;
135  };
136}
137
138#endif /* _Synchronisable_H__ */
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