3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include "irrlichttypes.h"
23 #include "debug.h" // For assert()
35 Buffer(unsigned int size)
43 Buffer(const Buffer &buffer)
45 m_size = buffer.m_size;
48 data = new T[buffer.m_size];
49 memcpy(data, buffer.data, buffer.m_size);
54 Buffer(const T *t, unsigned int size)
60 memcpy(data, t, size);
69 Buffer& operator=(const Buffer &buffer)
74 m_size = buffer.m_size;
77 data = new T[buffer.m_size];
78 memcpy(data, buffer.data, buffer.m_size);
84 T & operator[](unsigned int i) const
92 unsigned int getSize() const
105 /************************************************
106 * !!! W A R N I N G !!! *
108 * This smart pointer class is NOT thread safe. *
109 * ONLY use in a single-threaded context! *
111 ************************************************/
112 template <typename T>
120 refcount = new unsigned int;
123 SharedBuffer(unsigned int size)
127 data = new T[m_size];
130 refcount = new unsigned int;
131 memset(data,0,sizeof(T)*m_size);
134 SharedBuffer(const SharedBuffer &buffer)
136 m_size = buffer.m_size;
138 refcount = buffer.refcount;
141 SharedBuffer & operator=(const SharedBuffer & buffer)
146 m_size = buffer.m_size;
148 refcount = buffer.refcount;
155 SharedBuffer(const T *t, unsigned int size)
160 data = new T[m_size];
161 memcpy(data, t, m_size);
165 refcount = new unsigned int;
171 SharedBuffer(const Buffer<T> &buffer)
173 m_size = buffer.getSize();
175 data = new T[m_size];
176 memcpy(data, *buffer, buffer.getSize());
180 refcount = new unsigned int;
187 T & operator[](unsigned int i) const
192 T * operator*() const
196 unsigned int getSize() const
200 operator Buffer<T>() const
202 return Buffer<T>(data, m_size);
207 assert((*refcount) > 0);
217 unsigned int *refcount;