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source: code/trunk/src/libraries/network/NetworkFunction.h @ 10577

Last change on this file since 10577 was 9667, checked in by landauf, 11 years ago

merged core6 back to trunk

  • Property svn:eol-style set to native
File size: 11.2 KB
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[2937]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
24 *   Co-authors:
25 *      ...
26 *
27 */
28
[3214]29#ifndef _NetworkFunction_H__
30#define _NetworkFunction_H__
[2937]31
32#include "NetworkPrereqs.h"
33
[3214]34#include <cassert>
35#include <cstring>
36#include <map>
[2937]37#include <string>
[3196]38#include <boost/preprocessor/cat.hpp>
[3304]39#include <boost/static_assert.hpp>
[3214]40
[9667]41#include "core/object/Listable.h"
42#include "core/class/Identifier.h"
[7284]43#include "core/command/Functor.h"
[3214]44#include "FunctionCallManager.h"
[2937]45#include "synchronisable/Synchronisable.h"
46
47namespace orxonox
48{
49
[3304]50#if defined(ORXONOX_COMPILER_GCC) && defined(ORXONOX_ARCH_32)
[2937]51static const unsigned int MAX_FUNCTION_POINTER_SIZE = 8;
[3304]52#else
[2937]53static const unsigned int MAX_FUNCTION_POINTER_SIZE = 16;
54#endif //ORXONOX_COMPILER_GCC
55static const unsigned int MAX_FUNCTION_POINTER_INTS = (MAX_FUNCTION_POINTER_SIZE-1)/4+1;
56
57struct _NetworkExport NetworkFunctionPointer {
58  uint32_t pointer[MAX_FUNCTION_POINTER_INTS];
59  bool operator<(const NetworkFunctionPointer& b) const
60  {
[3304]61#if defined(ORXONOX_COMPILER_GCC) && defined(ORXONOX_ARCH_32)
[2937]62    return pointer[0]<b.pointer[0] ? true : pointer[1]<b.pointer[1];
63#else //ORXONOX_COMPILER_GCC
64    return pointer[0]<b.pointer[0] ? true : ( pointer[1]<b.pointer[1] ? true : ( pointer[2]<b.pointer[2] ? true : pointer[3]<b.pointer[3] ) );
65#endif //ORXONOX_COMPILER_GCC
66  }
67};
68
69
70
71
72
[9667]73class _NetworkExport NetworkFunctionBase: virtual public Listable {
[2937]74  public:
[3214]75    NetworkFunctionBase(const std::string& name);
[2937]76    ~NetworkFunctionBase();
[6417]77
[3214]78    virtual void        setNetworkID(uint32_t id)       { this->networkID_ = id; }
[2937]79    inline uint32_t     getNetworkID() const            { return this->networkID_; }
[3214]80    inline const std::string& getName() const           { return name_; }
[2937]81    static inline bool  isStatic( uint32_t networkID )  { return isStaticMap_[networkID]; }
[6417]82
83    static inline void setNetworkID(const std::string& name, uint32_t id)
84    {
85        std::map<std::string, NetworkFunctionBase*>& map = NetworkFunctionBase::getNameMap();
86        assert( map.find(name)!=map.end() );
87        map[name]->setNetworkID(id);
88    }
89
[3304]90    static void destroyAllNetworkFunctions();
[6417]91
[2944]92  protected:
93    static std::map<uint32_t, bool> isStaticMap_;
[6417]94
[2937]95  private:
[6417]96    static std::map<std::string, NetworkFunctionBase*>& getNameMap();
[2937]97    uint32_t networkID_;
98    std::string name_;
[6417]99
[2937]100};
101
102
103class _NetworkExport NetworkFunctionStatic: public NetworkFunctionBase {
104  public:
[7284]105    NetworkFunctionStatic(const FunctorStaticPtr& functor, const std::string& name, const NetworkFunctionPointer& p);
[6417]106
[2937]107    inline void call(){ (*this->functor_)(); }
108    inline void call(const MultiType& mt1){ (*this->functor_)(mt1); }
109    inline void call(const MultiType& mt1, const MultiType& mt2){ (*this->functor_)(mt1, mt2); }
110    inline void call(const MultiType& mt1, const MultiType& mt2, const MultiType& mt3){ (*this->functor_)(mt1, mt2, mt3); }
111    inline void call(const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4){ (*this->functor_)(mt1, mt2, mt3, mt4); }
112    inline void call(const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4, const MultiType& mt5){ (*this->functor_)(mt1, mt2, mt3, mt4, mt5); }
[6417]113
114    virtual void setNetworkID( uint32_t id )
115        { NetworkFunctionBase::setNetworkID( id ); NetworkFunctionStatic::getIdMap()[id] = this; }
116    static inline NetworkFunctionStatic* getNetworkFunction( uint32_t id)
117        { assert( NetworkFunctionStatic::getIdMap().find(id)!=NetworkFunctionStatic::getIdMap().end() ); return NetworkFunctionStatic::getIdMap()[id]; }
118    static NetworkFunctionStatic* getFunction( uint32_t id )
119        { assert( NetworkFunctionStatic::getIdMap().find(id) != NetworkFunctionStatic::getIdMap().end() ); return NetworkFunctionStatic::getIdMap()[id]; }
120    static NetworkFunctionStatic* getFunction( const NetworkFunctionPointer& p )
121        { assert( NetworkFunctionStatic::getFunctorMap().find(p) != NetworkFunctionStatic::getFunctorMap().end() ); return NetworkFunctionStatic::getFunctorMap()[p]; }
122
[2937]123  private:
[6417]124    static std::map<NetworkFunctionPointer, NetworkFunctionStatic*>& getFunctorMap();
125    static std::map<uint32_t, NetworkFunctionStatic*>& getIdMap();
[7284]126    FunctorStaticPtr functor_;
[6417]127
[2937]128};
129
130
[2941]131class _NetworkExport NetworkMemberFunctionBase: public NetworkFunctionBase {
[2937]132  public:
[3214]133    NetworkMemberFunctionBase(const std::string& name, const NetworkFunctionPointer& p);
[2937]134    ~NetworkMemberFunctionBase();
[6417]135
[3214]136    virtual void setNetworkID( uint32_t id ){ NetworkFunctionBase::setNetworkID( id ); idMap_[id] = this; }
[2937]137    static inline NetworkMemberFunctionBase* getNetworkFunction( uint32_t id){ assert( idMap_.find(id)!=idMap_.end() ); return idMap_[id]; }
138    static NetworkMemberFunctionBase* getFunction( uint32_t id ){ assert( idMap_.find(id) != idMap_.end() ); return idMap_[id]; }
139    static NetworkMemberFunctionBase* getFunction( const NetworkFunctionPointer& p ){ assert( functorMap_.find(p) != functorMap_.end() ); return functorMap_[p]; }
[6417]140
141    //
[7495]142    virtual bool call(uint32_t objectID)=0;
143    virtual bool call(uint32_t objectID, const MultiType& mt1)=0;
144    virtual bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2)=0;
145    virtual bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3)=0;
146    virtual bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4)=0;
147    virtual bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4, const MultiType& mt5)=0;
[6417]148
[2937]149  private:
150    static std::map<NetworkFunctionPointer, NetworkMemberFunctionBase*> functorMap_;
151    static std::map<uint32_t, NetworkMemberFunctionBase*> idMap_;
152};
153
154
[2995]155template <class T> class NetworkMemberFunction: public NetworkMemberFunctionBase {
[2937]156  public:
[7284]157    NetworkMemberFunction(const FunctorMemberPtr<T>& functor, const std::string& name, const NetworkFunctionPointer& p);
[6417]158
[7495]159    inline bool call(uint32_t objectID)
[6417]160    {
[2951]161      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]162      {
[3325]163        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)));
[7495]164        return true;
165      }
166      else
167        return false;
[2951]168    }
[7495]169    inline bool call(uint32_t objectID, const MultiType& mt1)
[6417]170    {
[2951]171      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]172      {
[3325]173        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1);
[7495]174        return true;
175      }
176      else
177        return false;
[2951]178    }
[7495]179    inline bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2)
[6417]180    {
[2951]181      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]182      {
[3325]183        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2);
[7495]184        return true;
185      }
186      else
187        return false;
[2951]188    }
[7495]189    inline bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3)
[6417]190    {
[2951]191      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]192      {
[3325]193        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3);
[7495]194        return true;
195      }
196      else
197        return false;
[2951]198    }
[7495]199    inline bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4)
[6417]200    {
[2951]201      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]202      {
[3325]203        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3, mt4);
[7495]204        return true;
205      }
206      else
207        return false;
[2951]208    }
[7495]209    inline bool call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4, const MultiType& mt5)
[6417]210    {
[2951]211      if ( Synchronisable::getSynchronisable(objectID)!=0 )
[7495]212      {
[3325]213        (*this->functor_)(orxonox_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3, mt4, mt5);
[7495]214        return true;
215      }
216      else
217        return false;
[2951]218    }
[6417]219
[2937]220  private:
[7284]221    FunctorMemberPtr<T> functor_;
[2937]222};
223
[7284]224template <class T> NetworkMemberFunction<T>::NetworkMemberFunction(const FunctorMemberPtr<T>& functor, const std::string& name, const NetworkFunctionPointer& p):
[2944]225    NetworkMemberFunctionBase(name, p), functor_(functor)
226{
227}
[2937]228
229template<class T> inline void copyPtr( T ptr, NetworkFunctionPointer& destptr)
230{
[3304]231  if( sizeof(NetworkFunctionPointer)-sizeof(T) > 0)
232    memset((uint8_t*)&destptr + sizeof(T), 0, sizeof(NetworkFunctionPointer)-sizeof(T));
[2937]233  T p2 = ptr;
234  memcpy( &destptr, &p2, sizeof(T) );
235//   for(unsigned int i=0; i<(sizeof(T)-1/4)+1; i++)
236//     *((uint32_t*)destptr+i) = p2>>32*i;
237}
238
[3214]239template<class T> inline void* registerStaticNetworkFunctionFct( T ptr, const std::string& name )
[2937]240{
[3304]241  BOOST_STATIC_ASSERT( sizeof(T)<=sizeof(NetworkFunctionPointer) ); // if this fails your compiler uses bigger pointers for static functions than defined above
[2937]242  NetworkFunctionPointer destptr;
243  copyPtr( ptr, destptr );
244  new NetworkFunctionStatic( createFunctor(ptr), name, destptr );
245  return 0;
246}
247
[3214]248template<class T, class PT> inline void* registerMemberNetworkFunctionFct( PT ptr, const std::string& name )
[2937]249{
[3304]250  BOOST_STATIC_ASSERT( sizeof(PT)<=sizeof(NetworkFunctionPointer) ); // if this fails your compiler uses bigger pointers for a specific kind of member functions than defined above
[2937]251  NetworkFunctionPointer destptr;
252  copyPtr( ptr, destptr );
[2948]253  new NetworkMemberFunction<T>( createFunctor(ptr), name, destptr );
[2937]254  return 0;
255}
256
[2948]257#define registerStaticNetworkFunction( functionPointer ) \
[8418]258  static void* BOOST_PP_CAT( NETWORK_FUNCTION_, __UNIQUE_NUMBER__ ) = registerStaticNetworkFunctionFct( functionPointer, #functionPointer );
[2948]259#define registerMemberNetworkFunction( class, function ) \
[8418]260  static void* BOOST_PP_CAT( NETWORK_FUNCTION_##class, __UNIQUE_NUMBER__ ) = registerMemberNetworkFunctionFct<class>( &class::function, #class "_" #function);
[2948]261  // call it with functionPointer, clientID, args
[2937]262#define callStaticNetworkFunction( functionPointer, ...) \
263  { \
264    NetworkFunctionPointer p1; \
265    copyPtr( functionPointer, p1 ); \
[2943]266    FunctionCallManager::addCallStatic(NetworkFunctionStatic::getFunction(p1)->getNetworkID(), __VA_ARGS__); \
[2937]267  }
[2948]268  // call it with class, function, objectID, clientID, args
269#define callMemberNetworkFunction( class, function, objectID, ...) \
[2937]270  { \
271    NetworkFunctionPointer p1; \
[2948]272    copyPtr( &class::function, p1 ); \
273    FunctionCallManager::addCallMember(NetworkMemberFunctionBase::getFunction(p1)->getNetworkID(), objectID, __VA_ARGS__); \
[2937]274  }
275
276
277}
278
[3214]279#endif /* _NetworkFunction_H__ */
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