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source: code/branches/netp2/src/network/NetworkFunction.h @ 2948

Last change on this file since 2948 was 2948, checked in by scheusso, 15 years ago

member function calls should work now
argument transfer still untested
File size: 9.2 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
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#ifndef NETWORKFUNCTION_H
30#define NETWORKFUNCTION_H
31
32#include "NetworkPrereqs.h"
33#include "core/OrxonoxClass.h"
34
35#include <string>
36#include <map>
37#include <cassert>
38#include "util/MultiType.h"
39#include "synchronisable/Synchronisable.h"
40#include "OrxonoxConfig.h"
41#include "FunctionCallManager.h"
42
43
44namespace orxonox
45{
46
47#ifdef ORXONOX_COMPILER_GCC
48static const unsigned int MAX_FUNCTION_POINTER_SIZE = 8;
49#else //ORXONOX_COMPILER_GCC
50static const unsigned int MAX_FUNCTION_POINTER_SIZE = 16;
51#endif //ORXONOX_COMPILER_GCC
52static const unsigned int MAX_FUNCTION_POINTER_INTS = (MAX_FUNCTION_POINTER_SIZE-1)/4+1;
53
54struct _NetworkExport NetworkFunctionPointer {
55  uint32_t pointer[MAX_FUNCTION_POINTER_INTS];
56  bool operator<(const NetworkFunctionPointer& b) const
57  {
58#ifdef ORXONOX_COMPILER_GCC
59    return pointer[0]<b.pointer[0] ? true : pointer[1]<b.pointer[1];
60#else //ORXONOX_COMPILER_GCC
61    return pointer[0]<b.pointer[0] ? true : ( pointer[1]<b.pointer[1] ? true : ( pointer[2]<b.pointer[2] ? true : pointer[3]<b.pointer[3] ) );
62#endif //ORXONOX_COMPILER_GCC
63  }
64};
65
66
67
68
69
70class _NetworkExport NetworkFunctionBase: virtual public OrxonoxClass {
71  public:
72    NetworkFunctionBase(std::string name);
73    ~NetworkFunctionBase();
74   
75    inline void         setNetworkID(uint32_t id)       { this->networkID_ = id; }
76    inline uint32_t     getNetworkID() const            { return this->networkID_; }
77    inline std::string  getName() const                 { return name_; }
78    static inline bool  isStatic( uint32_t networkID )  { return isStaticMap_[networkID]; }
79   
80    static inline void setNetworkID(std::string name, uint32_t id){ assert( nameMap_.find(name)!=nameMap_.end() ); nameMap_[name]->setNetworkID(id); }
81   
82  protected:
83    static std::map<uint32_t, bool> isStaticMap_;
84   
85  private:
86    static std::map<std::string, NetworkFunctionBase*> nameMap_;
87    uint32_t networkID_;
88    std::string name_;
89     
90};
91
92
93class _NetworkExport NetworkFunctionStatic: public NetworkFunctionBase {
94  public:
95    NetworkFunctionStatic(FunctorStatic* functor, std::string name, const NetworkFunctionPointer& p);
96    ~NetworkFunctionStatic();
97   
98    inline void call(){ (*this->functor_)(); }
99    inline void call(const MultiType& mt1){ (*this->functor_)(mt1); }
100    inline void call(const MultiType& mt1, const MultiType& mt2){ (*this->functor_)(mt1, mt2); }
101    inline void call(const MultiType& mt1, const MultiType& mt2, const MultiType& mt3){ (*this->functor_)(mt1, mt2, mt3); }
102    inline void call(const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4){ (*this->functor_)(mt1, mt2, mt3, mt4); }
103    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); }
104   
105    static inline NetworkFunctionStatic* getNetworkFunction( uint32_t id){ assert( idMap_.find(id)!=idMap_.end() ); return idMap_[id]; }
106    static NetworkFunctionStatic* getFunction( uint32_t id ){ assert( idMap_.find(id) != idMap_.end() ); return idMap_[id]; }
107    static NetworkFunctionStatic* getFunction( const NetworkFunctionPointer& p ){ assert( functorMap_.find(p) != functorMap_.end() ); return functorMap_[p]; }
108   
109  private:
110    static std::map<NetworkFunctionPointer, NetworkFunctionStatic*> functorMap_;
111    static std::map<uint32_t, NetworkFunctionStatic*> idMap_;
112   
113    FunctorStatic* functor_;
114   
115};
116
117
118class _NetworkExport NetworkMemberFunctionBase: public NetworkFunctionBase {
119  public:
120    NetworkMemberFunctionBase(std::string name, const NetworkFunctionPointer& p);
121    ~NetworkMemberFunctionBase();
122   
123    static inline NetworkMemberFunctionBase* getNetworkFunction( uint32_t id){ assert( idMap_.find(id)!=idMap_.end() ); return idMap_[id]; }
124    static NetworkMemberFunctionBase* getFunction( uint32_t id ){ assert( idMap_.find(id) != idMap_.end() ); return idMap_[id]; }
125    static NetworkMemberFunctionBase* getFunction( const NetworkFunctionPointer& p ){ assert( functorMap_.find(p) != functorMap_.end() ); return functorMap_[p]; }
126   
127    //
128    virtual void call(uint32_t objectID)=0;
129    virtual void call(uint32_t objectID, const MultiType& mt1)=0;
130    virtual void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2)=0;
131    virtual void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3)=0;
132    virtual void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4)=0;
133    virtual void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4, const MultiType& mt5)=0;
134   
135  private:
136    static std::map<NetworkFunctionPointer, NetworkMemberFunctionBase*> functorMap_;
137    static std::map<uint32_t, NetworkMemberFunctionBase*> idMap_;
138};
139
140
141template <class T> class _NetworkExport NetworkMemberFunction: public NetworkMemberFunctionBase {
142  public:
143    NetworkMemberFunction(FunctorMember<T>* functor, std::string name, const NetworkFunctionPointer& p);
144    ~NetworkMemberFunction();
145   
146    inline void call(uint32_t objectID){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID))); }
147    inline void call(uint32_t objectID, const MultiType& mt1){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1); }
148    inline void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2); }
149    inline void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3); }
150    inline void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3, mt4); }
151    inline void call(uint32_t objectID, const MultiType& mt1, const MultiType& mt2, const MultiType& mt3, const MultiType& mt4, const MultiType& mt5){ (*this->functor_)(dynamic_cast<T*>(Synchronisable::getSynchronisable(objectID)), mt1, mt2, mt3, mt4, mt5); }
152   
153  private:
154    FunctorMember<T>* functor_;
155};
156
157template <class T> NetworkMemberFunction<T>::NetworkMemberFunction(FunctorMember<T>* functor, std::string name, const NetworkFunctionPointer& p):
158    NetworkMemberFunctionBase(name, p), functor_(functor)
159{
160}
161template <class T> NetworkMemberFunction<T>::~NetworkMemberFunction()
162{
163  delete this->functor_;
164}
165
166template<class T> inline void copyPtr( T ptr, NetworkFunctionPointer& destptr)
167{
168  memset((uint8_t*)&destptr + sizeof(T), 0, sizeof(NetworkFunctionPointer)-sizeof(T));
169  T p2 = ptr;
170  memcpy( &destptr, &p2, sizeof(T) );
171//   for(unsigned int i=0; i<(sizeof(T)-1/4)+1; i++)
172//     *((uint32_t*)destptr+i) = p2>>32*i;
173}
174
175template<class T> inline void* registerStaticNetworkFunctionFct( T ptr, std::string name )
176{
177  NetworkFunctionPointer destptr;
178  copyPtr( ptr, destptr );
179  new NetworkFunctionStatic( createFunctor(ptr), name, destptr );
180  return 0;
181}
182
183template<class T, class PT> inline void* registerMemberNetworkFunctionFct( PT ptr, std::string name )
184{
185  NetworkFunctionPointer destptr;
186  copyPtr( ptr, destptr );
187  new NetworkMemberFunction<T>( createFunctor(ptr), name, destptr );
188  return 0;
189}
190
191#define registerStaticNetworkFunction( functionPointer ) \
192  static void* MACRO_CONCATENATE( NETWORK_FUNCTION_, __LINE__ ) = registerStaticNetworkFunctionFct( functionPointer, #functionPointer );
193#define registerMemberNetworkFunction( class, function ) \
194  static void* MACRO_CONCATENATE( NETWORK_FUNCTION_##class, __LINE__ ) = registerMemberNetworkFunctionFct<class>( &class::function, #class "_" #function);
195  // call it with functionPointer, clientID, args
196#define callStaticNetworkFunction( functionPointer, ...) \
197  { \
198    NetworkFunctionPointer p1; \
199    copyPtr( functionPointer, p1 ); \
200    FunctionCallManager::addCallStatic(NetworkFunctionStatic::getFunction(p1)->getNetworkID(), __VA_ARGS__); \
201  }
202  // call it with class, function, objectID, clientID, args
203#define callMemberNetworkFunction( class, function, objectID, ...) \
204  { \
205    NetworkFunctionPointer p1; \
206    copyPtr( &class::function, p1 ); \
207    FunctionCallManager::addCallMember(NetworkMemberFunctionBase::getFunction(p1)->getNetworkID(), objectID, __VA_ARGS__); \
208  }
209
210
211}
212
213#endif
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