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xmlns:dc="http://purl.org/dc/elements/1.1/"
xmlns:cc="http://creativecommons.org/ns#"
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns="http://www.w3.org/2000/svg"
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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width=/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "irrlichttypes.h"
#include "debug.h" // For assert()
#include <cstring>
template <typename T>
class Buffer
{
public:
Buffer()
{
m_size = 0;
data = NULL;
}
Buffer(unsigned int size)
{
m_size = size;
if(size != 0)
data = new T[size];
else
data = NULL;
}
Buffer(const Buffer &buffer)
{
m_size = buffer.m_size;
if(m_size != 0)
{
data = new T[buffer.m_size];
memcpy(data, buffer.data, buffer.m_size);
}
else
data = NULL;
}
Buffer(const T *t, unsigned int size)
{
m_size = size;
if(size != 0)
{
data = new T[size];
memcpy(data, t, size);
}
else
data = NULL;
}
~Buffer()
{
drop();
}
Buffer& operator=(const Buffer &buffer)
{
if(this == &buffer)
return *this;
drop();
m_size = buffer.m_size;
if(m_size != 0)
{
data = new T[buffer.m_size];
memcpy(data, buffer.data, buffer.m_size);
}
else
data = NULL;
return *this;
}
T & operator[](unsigned int i) const
{
return data[i];
}
T * operator*() const
{
return data;
}
unsigned int getSize() const
{
return m_size;
}
private:
void drop()
{
delete[] data;
}
T *data;
unsigned int m_size;
};
/************************************************
* !!! W A R N I N G !!! *
* *
* This smart pointer class is NOT thread safe. *
* ONLY use in a single-threaded context! *
* *
************************************************/
template <typename T>
class SharedBuffer
{
public:
SharedBuffer()
{
m_size = 0;
data = NULL;
refcount = new unsigned int;
(*refcount) = 1;
}
SharedBuffer(unsigned int size)
{
m_size = size;
if(m_size != 0)
data = new T[m_size];
else
data = NULL;
refcount = new unsigned int;
memset(data,0,sizeof(T)*m_size);
(*refcount) = 1;
}
SharedBuffer(const SharedBuffer &buffer)
{
m_size = buffer.m_size;
data = buffer.data;
refcount = buffer.
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