Move pool implementation to ipp file
This commit is contained in:
parent
0921037c89
commit
b8ef0afc1d
@ -90,6 +90,7 @@ UTIL_FILES = \
|
||||
point.hpp \
|
||||
pool.cpp \
|
||||
pool.hpp \
|
||||
pool.ipp \
|
||||
preprocessor.hpp \
|
||||
quaternion.cpp \
|
||||
quaternion.hpp \
|
||||
|
63
pool.hpp
63
pool.hpp
@ -14,7 +14,7 @@
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with libgim. If not, see <http://www.gnu.org/licenses/>.
|
||||
*
|
||||
* Copyright 2011 Danny Robson <danny@nerdcruft.net>
|
||||
* Copyright 2011-2012 Danny Robson <danny@nerdcruft.net>
|
||||
*/
|
||||
|
||||
#ifndef __UTIL_POOL_HPP
|
||||
@ -36,65 +36,18 @@ template <typename T>
|
||||
unsigned int m_capacity;
|
||||
|
||||
public:
|
||||
pool (unsigned int _capacity):
|
||||
m_capacity (_capacity)
|
||||
{
|
||||
static_assert (sizeof (T) >= sizeof (uintptr_t),
|
||||
"pool<T>'s chained block system requires that T be at least pointer sized");
|
||||
|
||||
m_head = (node *)operator new (sizeof (T) * m_capacity);
|
||||
m_next = m_head;
|
||||
|
||||
for (unsigned int i = 0; i < m_capacity - 1; ++i)
|
||||
m_next[i]._chain = &m_next[i + 1];
|
||||
m_next[m_capacity - 1]._chain = NULL;
|
||||
}
|
||||
|
||||
|
||||
~pool () {
|
||||
CHECK (m_next != NULL);
|
||||
|
||||
unsigned int doomed_count = 0;
|
||||
for (node *cursor = m_next; cursor != NULL; cursor = cursor->_chain)
|
||||
++doomed_count;
|
||||
|
||||
CHECK_EQ (doomed_count, m_capacity);
|
||||
operator delete (m_head);
|
||||
}
|
||||
|
||||
|
||||
unsigned int capacity (void) const
|
||||
{ return m_capacity; }
|
||||
pool (unsigned int _capacity);
|
||||
~pool ();
|
||||
|
||||
unsigned int capacity (void) const;
|
||||
|
||||
template <typename ...Args>
|
||||
T* acquire (Args&... args) {
|
||||
if (!m_next)
|
||||
throw std::bad_alloc ();
|
||||
T* acquire (Args&... args);
|
||||
|
||||
node *newnext = m_next->_chain;
|
||||
T *data = (T*)&m_next->_data;
|
||||
|
||||
try {
|
||||
new (data) T (args...);
|
||||
} catch (...) {
|
||||
m_next->_chain = newnext;
|
||||
throw;
|
||||
}
|
||||
|
||||
m_next = newnext;
|
||||
return data;
|
||||
}
|
||||
|
||||
|
||||
void release (T *data) {
|
||||
data->~T();
|
||||
node *newnode = (node *)data;
|
||||
|
||||
newnode->_chain = m_next;
|
||||
m_next = newnode;
|
||||
}
|
||||
void release (T *data);
|
||||
};
|
||||
}
|
||||
|
||||
#include "pool.ipp"
|
||||
|
||||
#endif // __UTIL_POOL_HPP
|
||||
|
96
pool.ipp
Normal file
96
pool.ipp
Normal file
@ -0,0 +1,96 @@
|
||||
/*
|
||||
* This file is part of libgim.
|
||||
*
|
||||
* libgim is free software: you can redistribute it and/or modify it under the
|
||||
* terms of the GNU General Public License as published by the Free Software
|
||||
* Foundation, either version 3 of the License, or (at your option) any later
|
||||
* version.
|
||||
*
|
||||
* libgim 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 General Public License for more
|
||||
* details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with libgim. If not, see <http://www.gnu.org/licenses/>.
|
||||
*
|
||||
* Copyright 2011-2012 Danny Robson <danny@nerdcruft.net>
|
||||
*/
|
||||
|
||||
#ifdef __UTIL_POOL_IPP
|
||||
#error Double inclusion of pool.ipp
|
||||
#endif
|
||||
|
||||
#define __UTIL_POOL_IPP
|
||||
|
||||
|
||||
namespace util {
|
||||
template <typename T>
|
||||
pool<T>::pool (unsigned int _capacity):
|
||||
m_capacity (_capacity)
|
||||
{
|
||||
static_assert (sizeof (T) >= sizeof (uintptr_t),
|
||||
"pool<T>'s chained block system requires that T be at least pointer sized");
|
||||
|
||||
m_head = (node *)operator new (sizeof (T) * m_capacity);
|
||||
m_next = m_head;
|
||||
|
||||
for (unsigned int i = 0; i < m_capacity - 1; ++i)
|
||||
m_next[i]._chain = &m_next[i + 1];
|
||||
m_next[m_capacity - 1]._chain = NULL;
|
||||
}
|
||||
|
||||
|
||||
template <typename T>
|
||||
pool<T>::~pool () {
|
||||
CHECK (m_next != NULL);
|
||||
|
||||
unsigned int doomed_count = 0;
|
||||
for (node *cursor = m_next; cursor != NULL; cursor = cursor->_chain)
|
||||
++doomed_count;
|
||||
|
||||
CHECK_EQ (doomed_count, m_capacity);
|
||||
operator delete (m_head);
|
||||
}
|
||||
|
||||
|
||||
template <typename T>
|
||||
unsigned int
|
||||
pool<T>::capacity (void) const
|
||||
{ return m_capacity; }
|
||||
|
||||
|
||||
template <typename T>
|
||||
template <typename ...Args>
|
||||
T*
|
||||
pool<T>::acquire (Args&... args) {
|
||||
if (!m_next)
|
||||
throw std::bad_alloc ();
|
||||
|
||||
node *newnext = m_next->_chain;
|
||||
T *data = (T*)&m_next->_data;
|
||||
|
||||
try {
|
||||
new (data) T (args...);
|
||||
} catch (...) {
|
||||
m_next->_chain = newnext;
|
||||
throw;
|
||||
}
|
||||
|
||||
m_next = newnext;
|
||||
return data;
|
||||
}
|
||||
|
||||
|
||||
template <typename T>
|
||||
void
|
||||
pool<T>::release (T *data) {
|
||||
data->~T();
|
||||
node *newnode = (node *)data;
|
||||
|
||||
newnode->_chain = m_next;
|
||||
m_next = newnode;
|
||||
}
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user