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source: code/trunk/src/libraries/network/TrafficControl.h @ 5943

Last change on this file since 5943 was 5781, checked in by rgrieder, 15 years ago

Reverted trunk again. We might want to find a way to delete these revisions again (x3n's changes are still available as diff in the commit mails).

  • Property svn:eol-style set to native
File size: 4.6 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 <scheusso [at] ee.ethz.ch>
24 *   Co-authors:
25 *      ...
26 *
27
28 */
29#ifndef _TrafficControl_H__
30#define _TrafficControl_H__
31
32#include "NetworkPrereqs.h"
33
34#include <list>
35#include <map>
36#include "network/ClientConnectionListener.h"
37
38namespace orxonox {
39
40
41  /**
42   *a list of objects of this type will be given by the Server's Gamestate Manager
43   */
44  class objInfo
45  {
46    public:
47      uint32_t objID;
48      uint32_t objCreatorID;
49      uint32_t objCurGS;//current GameState ID
50      uint32_t objDiffGS;//difference between current and latest GameState
51      uint32_t objSize;
52      int objValuePerm;
53      int objValueSched;
54      objInfo(uint32_t ID, uint32_t creatorID, int32_t curGsID, int32_t diffGsID, uint32_t size, unsigned int prioperm, unsigned int priosched);
55      objInfo();
56  };
57
58/**
59   *a list of objects of this type will be given by the Server's Gamestate Manager
60 */
61  class obj
62  {
63    public:
64      uint32_t objID;
65      uint32_t objCreatorID;
66      uint32_t objSize;
67      uint32_t objDataOffset;
68      obj();
69      obj( uint32_t ID, uint32_t creatorID, uint32_t size, uint32_t offset );
70  };
71 
72
73
74
75/**
76*
77*/
78class TrafficControl : public ClientConnectionListener {
79  private:
80
81    /**
82    *permanent client list: contains client ids, object ids and objectInfos (in this order)
83    */
84    std::map<unsigned int, std::map<unsigned int, objInfo > > clientListPerm_;
85    //has to be created with constructor and then needs to be updated by evaluateList().
86
87    /**
88    *temporary client list: contains client ids, gamestate ids and object ids (in this order)
89    */
90    std::map<unsigned int, std::map<unsigned int, std::list<obj> > > clientListTemp_;
91
92    /**updateReferenceList
93    *currentGamestateID and currentClientID will be defined as soon as TrafficControl is being called by Server
94    */
95    unsigned int currentGamestateID;
96    unsigned int currentClientID;
97    unsigned int targetSize;
98    bool         bActive_;
99   
100    void insertinClientListPerm(unsigned int clientID, obj objinf);
101   
102    void cut(std::list<obj>& list, unsigned int targetsize);
103    void updateClientListTemp(std::list<obj>& list);//done
104    /**
105    *evaluates Data given (list) and produces result(->Data to be updated)
106    */
107    void evaluateList(unsigned int clientID, std::list<obj>& list);//done   
108    void ack(unsigned int clientID, unsigned int gamestateID);  // this function gets called when the server receives an ack from the client
109   
110    //ClientConnectionListener functions
111    virtual void clientConnected(unsigned int clientID){};
112    virtual void clientDisconnected(unsigned int clientID);
113
114 
115  protected:
116    static TrafficControl *instance_;
117
118  public:
119    TrafficControl();
120    virtual ~TrafficControl();
121    /**
122    *is being used by GSManager from Server:
123    *list contains: ObjIds, CreatorIds, Size (in this order) from Client XY
124    *Elements of list are accessed by *list[i]
125    *Elements of struct i are therefore: *list[i].objID
126    */
127    void setConfigValues();
128    static TrafficControl *getInstance();
129    void processObjectList(unsigned int clientID, unsigned int gamestateID, std::list<obj>& list); //gets a pointer to the list (containing objectIDs) and sorts it
130    static void processAck(unsigned int clientID, unsigned int gamestateID)
131    { return instance_->ack(clientID, gamestateID); }
132    void deleteObject(unsigned int objectID);                           // this function gets called when an object has been deleted (in order to clean up lists and maps)
133   
134    bool prioritySort(uint32_t clientID, obj i, obj j);
135    bool dataSort(obj i, obj j);
136    void printList(std::list<obj>& list, unsigned int clientID);
137    void fixCreatorDependencies(std::list<obj>::iterator it, std::list<obj>& list, unsigned int clientID);
138};
139
140}
141
142#endif /* _TrafficControl_H__ */
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