// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/> // Copyright (C) 2010 Winch Gate Property Limited // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as // published by the Free Software Foundation, either version 3 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 Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. #ifndef RYAI_STATIC_VECTOR_H #define RYAI_STATIC_VECTOR_H /* This class implements an array of entities of any derived class of a given base class The entities are allocated in a single memory block. */ // not the way to use templates .. ( bad generalisation implementation ). /* template <class BaseClass> class StaticVector { public: // ctor & dtor -------------------------------------------------- StaticVector(): _data(0), _count(0), _size(0) {} ~StaticVector() { if (_data) delete[] _data; } // allocate memory and initialise objects ----------------------- template <class DerivedClass> void init(uint count,DerivedClass *&dc) { nlassert(_data==NULL); _count=count; _data=(BaseClass*)malloc(count*sizeof(DerivedClass)); _size=sizeof(DerivedClass); nlassert(_data!=NULL); for (uint i=0;i<count;++i) { // std::construct(&((DerivedClass*)_data)[i], DerivedClass()); #undef new new (&((DerivedClass*)_data)[i]) DerivedClass(); #define new NL_NEW } } // destroy array of objects and free memory --------------------- void release() { _count=0; _size=0; if (_data) delete[] _data; } // return number of objects in array or 0 if not initialised ---- uint count() const { return _count; } // [] operator for accessing data ------------------------------- BaseClass &operator[](uint index) const { nlassert( index < _count ); return *(BaseClass *)((char *)_data+index*_size); } void setElm(BaseClass *obj, uint index) { nlassert( index < _count ); // BaseClass *ptr = (BaseClass *) ((char *)_data+index*_size); // memcpy( ptr, obj, _size ); ( *(BaseClass *)((char *)_data+index*_size) ) = *obj; } private: BaseClass* _data; uint _count; uint _size; }; */ #endif