3 |
* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
4 |
* * |
* * |
5 |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
6 |
|
* Copyright (C) 2005 - 2012 Christian Schoenebeck * |
7 |
* * |
* * |
8 |
* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
9 |
* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
24 |
#ifndef __LS_POOL_H__ |
#ifndef __LS_POOL_H__ |
25 |
#define __LS_POOL_H__ |
#define __LS_POOL_H__ |
26 |
|
|
27 |
#ifndef DEVMODE |
#ifdef HAVE_CONFIG_H |
28 |
# include "global.h" // just to check if we should compile in 'DEVMODE' |
# include <config.h> |
29 |
#endif |
#endif |
30 |
|
|
31 |
// we just use exceptions for debugging, better not in the final realtime thread ! |
// we just use exceptions for debugging, better not in the final realtime thread ! |
32 |
#ifndef USE_EXCEPTIONS |
#ifndef CONFIG_RT_EXCEPTIONS |
33 |
# define USE_EXCEPTIONS 0 |
# define CONFIG_RT_EXCEPTIONS 0 |
34 |
#endif |
#endif |
35 |
|
|
36 |
#if USE_EXCEPTIONS |
#if CONFIG_RT_EXCEPTIONS |
37 |
# include <stdexcept> |
# include <stdexcept> |
38 |
# include <string> |
# include <string> |
39 |
|
#endif // CONFIG_RT_EXCEPTIONS |
40 |
|
|
41 |
|
#if CONFIG_DEVMODE |
42 |
|
# include <string> |
43 |
|
# include <iostream> |
44 |
const std::string __err_msg_iterator_invalidated = "Pool/RTList iterator invalidated"; |
const std::string __err_msg_iterator_invalidated = "Pool/RTList iterator invalidated"; |
45 |
#endif // USE_EXCEPTIONS |
#endif // CONFIG_DEVMODE |
46 |
|
|
47 |
|
const std::string __err_msg_resize_while_in_use = "Pool::resizePool() ERROR: elements still in use!"; |
48 |
|
|
49 |
// just symbol prototyping |
// just symbol prototyping |
50 |
template<typename T> class Pool; |
template<typename T> class Pool; |
53 |
template<typename T> |
template<typename T> |
54 |
class RTListBase { |
class RTListBase { |
55 |
protected: |
protected: |
56 |
template<typename _T> |
template<typename T1> |
57 |
struct _Node { |
struct _Node { |
58 |
_Node<_T>* next; |
_Node<T1>* next; |
59 |
_Node<_T>* prev; |
_Node<T1>* prev; |
60 |
_T* data; |
T1* data; |
61 |
#if DEVMODE |
#if CONFIG_DEVMODE |
62 |
RTListBase<_T>* list; // list to which this node currently belongs to |
RTListBase<T1>* list; // list to which this node currently belongs to |
63 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
64 |
|
|
65 |
_Node() { |
_Node() { |
66 |
next = NULL; |
next = NULL; |
67 |
prev = NULL; |
prev = NULL; |
68 |
data = NULL; |
data = NULL; |
69 |
#if DEVMODE |
#if CONFIG_DEVMODE |
70 |
list = NULL; |
list = NULL; |
71 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
72 |
} |
} |
73 |
}; |
}; |
74 |
typedef _Node<T> Node; |
typedef _Node<T> Node; |
75 |
|
|
76 |
public: |
public: |
77 |
template<typename _T> |
template<typename T1> |
78 |
class _Iterator { |
class _Iterator { |
79 |
public: |
public: |
80 |
_Iterator() { |
_Iterator() { |
81 |
current = NULL; |
current = NULL; |
82 |
fallback = NULL; |
fallback = NULL; |
83 |
#if DEVMODE |
#if CONFIG_DEVMODE |
84 |
list = NULL; |
list = NULL; |
85 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
86 |
} |
} |
87 |
|
|
88 |
/// prefix increment op. |
/// prefix increment op. |
89 |
inline _Iterator& operator++() { |
inline _Iterator& operator++() { |
90 |
#if DEVMODE |
#if CONFIG_DEVMODE |
91 |
#if USE_EXCEPTIONS |
if (!isValid()) { |
92 |
if (!isValid()) throw std::runtime_error(__err_msg_iterator_invalidated); |
#if CONFIG_RT_EXCEPTIONS |
93 |
#else |
throw std::runtime_error(__err_msg_iterator_invalidated); |
94 |
if (!isValid()) return *(_Iterator*)NULL; // force segfault if iterator became invalidated |
#else |
95 |
#endif // USE_EXCEPTIONS |
std::cerr << __err_msg_iterator_invalidated << std::endl << std::flush; |
96 |
#endif // DEVMODE |
return *(_Iterator*)NULL; // force segfault if iterator became invalidated |
97 |
|
#endif // CONFIG_RT_EXCEPTIONS |
98 |
|
} |
99 |
|
#endif // CONFIG_DEVMODE |
100 |
fallback = current; |
fallback = current; |
101 |
current = current->next; |
current = current->next; |
102 |
return *this; |
return *this; |
105 |
/// postfix increment op. |
/// postfix increment op. |
106 |
inline _Iterator operator++(int) { |
inline _Iterator operator++(int) { |
107 |
_Iterator preval = *this; |
_Iterator preval = *this; |
108 |
++*this; |
++*this; // use prefix operator implementation |
109 |
return preval; |
return preval; |
110 |
} |
} |
111 |
|
|
112 |
/// prefix decrement op. |
/// prefix decrement op. |
113 |
inline _Iterator& operator--() { |
inline _Iterator& operator--() { |
114 |
#if DEVMODE |
#if CONFIG_DEVMODE |
115 |
#if USE_EXCEPTIONS |
if (!isValid()) { |
116 |
if (!isValid()) throw std::runtime_error(__err_msg_iterator_invalidated); |
#if CONFIG_RT_EXCEPTIONS |
117 |
#else |
throw std::runtime_error(__err_msg_iterator_invalidated); |
118 |
if (!isValid()) return *(_Iterator*)NULL; // force segfault if iterator became invalidated |
#else |
119 |
#endif // USE_EXCEPTIONS |
std::cerr << __err_msg_iterator_invalidated << std::endl << std::flush; |
120 |
#endif // DEVMODE |
return *(_Iterator*)NULL; // force segfault if iterator became invalidated |
121 |
|
#endif // CONFIG_RT_EXCEPTIONS |
122 |
|
} |
123 |
|
#endif // CONFIG_DEVMODE |
124 |
fallback = current; |
fallback = current; |
125 |
current = current->prev; |
current = current->prev; |
126 |
return *this; |
return *this; |
129 |
/// postfix decrement op. |
/// postfix decrement op. |
130 |
inline _Iterator operator--(int) { |
inline _Iterator operator--(int) { |
131 |
_Iterator preval = *this; |
_Iterator preval = *this; |
132 |
--*this; |
--*this; // use prefix operator implementation |
133 |
return preval; |
return preval; |
134 |
} |
} |
135 |
|
|
136 |
inline _T& operator*() { |
inline T1& operator*() { |
137 |
#if DEVMODE |
#if CONFIG_DEVMODE |
138 |
#if USE_EXCEPTIONS |
if (!isValid()) { // if iterator became invalidated |
139 |
if (isValid()) return *current->data; |
#if CONFIG_RT_EXCEPTIONS |
140 |
else throw std::runtime_error(__err_msg_iterator_invalidated); |
throw std::runtime_error(__err_msg_iterator_invalidated); |
141 |
#else |
#else |
142 |
return *(isValid() ? current->data : (_T*)NULL); // force segfault if iterator became invalidated |
std::cerr << __err_msg_iterator_invalidated << std::endl << std::flush; |
143 |
#endif // USE_EXCEPTIONS |
return *((T1*)NULL); // force segfault if iterator became invalidated |
144 |
#else |
#endif // CONFIG_RT_EXCEPTIONS |
145 |
|
} |
146 |
|
#endif // CONFIG_DEVMODE |
147 |
return *current->data; |
return *current->data; |
148 |
#endif // DEVMODE |
|
149 |
} |
} |
150 |
|
|
151 |
inline _T* operator->() { |
inline T1* operator->() { |
152 |
#if DEVMODE |
#if CONFIG_DEVMODE |
153 |
#if USE_EXCEPTIONS |
if (!isValid()) { // if iterator became invalidated |
154 |
if (isValid()) return current->data; |
#if CONFIG_RT_EXCEPTIONS |
155 |
else throw std::runtime_error(__err_msg_iterator_invalidated); |
throw std::runtime_error(__err_msg_iterator_invalidated); |
156 |
#else |
#else |
157 |
return isValid() ? current->data : (_T*)NULL; // force segfault if iterator became invalidated |
std::cerr << __err_msg_iterator_invalidated << std::endl << std::flush; |
158 |
#endif // USE_EXCEPTIONS |
return (T1*)NULL; // force segfault if iterator became invalidated |
159 |
#else |
#endif // CONFIG_RT_EXCEPTIONS |
160 |
|
} |
161 |
|
#endif // CONFIG_DEVMODE |
162 |
return current->data; |
return current->data; |
|
#endif // DEVMODE |
|
163 |
} |
} |
164 |
|
|
165 |
inline bool operator==(const _Iterator<_T> other) { |
inline bool operator==(const _Iterator<T1> other) { |
166 |
return current == other.current; |
return current == other.current; |
167 |
} |
} |
168 |
|
|
169 |
inline bool operator!=(const _Iterator<_T> other) { |
inline bool operator!=(const _Iterator<T1> other) { |
170 |
return current != other.current; |
return current != other.current; |
171 |
} |
} |
172 |
|
|
178 |
return !(current && current->data); |
return !(current && current->data); |
179 |
} |
} |
180 |
|
|
181 |
inline _Iterator moveToEndOf(RTListBase<_T>* pDstList) { |
inline _Iterator moveToEndOf(RTListBase<T1>* pDstList) { |
182 |
detach(); |
detach(); |
183 |
pDstList->append(*this); |
pDstList->append(*this); |
184 |
_Iterator iterOnDstList = _Iterator(current); |
_Iterator iterOnDstList = _Iterator(current); |
186 |
return iterOnDstList; |
return iterOnDstList; |
187 |
} |
} |
188 |
|
|
189 |
inline _Iterator moveToBeginOf(RTListBase<_T>* pDstList) { |
inline _Iterator moveToBeginOf(RTListBase<T1>* pDstList) { |
190 |
detach(); |
detach(); |
191 |
pDstList->prepend(*this); |
pDstList->prepend(*this); |
192 |
_Iterator iterOnDstList = _Iterator(current); |
_Iterator iterOnDstList = _Iterator(current); |
194 |
return iterOnDstList; |
return iterOnDstList; |
195 |
} |
} |
196 |
|
|
197 |
#if DEVMODE |
#if CONFIG_DEVMODE |
198 |
inline bool isValid() { |
inline bool isValid() { |
199 |
return current->list == list; |
return current->list == list; |
200 |
} |
} |
201 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
202 |
|
|
203 |
protected: |
protected: |
204 |
Node* current; |
Node* current; |
207 |
dir_forward, |
dir_forward, |
208 |
dir_backward |
dir_backward |
209 |
}; |
}; |
210 |
#if DEVMODE |
#if CONFIG_DEVMODE |
211 |
RTListBase<_T>* list; |
RTListBase<T1>* list; |
212 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
213 |
|
|
214 |
_Iterator(Node* pNode, dir_t direction = dir_forward) { |
_Iterator(Node* pNode, dir_t direction = dir_forward) { |
215 |
current = pNode; |
current = pNode; |
216 |
fallback = (direction == dir_forward) ? pNode->prev : pNode->next; |
fallback = (direction == dir_forward) ? pNode->prev : pNode->next; |
217 |
#if DEVMODE |
#if CONFIG_DEVMODE |
218 |
list = pNode->list; |
list = pNode->list; |
219 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
220 |
} |
} |
221 |
|
|
222 |
inline Node* node() { |
inline Node* node() { |
223 |
#if DEVMODE |
#if CONFIG_DEVMODE |
224 |
#if USE_EXCEPTIONS |
#if CONFIG_RT_EXCEPTIONS |
225 |
if (isValid()) return current; |
if (isValid()) return current; |
226 |
else throw std::runtime_error(__err_msg_iterator_invalidated); |
else throw std::runtime_error(__err_msg_iterator_invalidated); |
227 |
#else |
#else |
228 |
return (isValid()) ? current : (Node*)NULL; // force segfault if iterator became invalidated |
return (isValid()) ? current : (Node*)NULL; // force segfault if iterator became invalidated |
229 |
#endif // USE_EXCEPTIONS |
#endif // CONFIG_RT_EXCEPTIONS |
230 |
#else |
#else |
231 |
return current; |
return current; |
232 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
233 |
} |
} |
234 |
|
|
235 |
inline void detach() { |
inline void detach() { |
236 |
RTListBase<_T>::detach(*this); |
RTListBase<T1>::detach(*this); |
237 |
} |
} |
238 |
|
|
239 |
friend class RTListBase<_T>; |
friend class RTListBase<T1>; |
240 |
friend class RTList<_T>; |
friend class RTList<T1>; |
241 |
friend class Pool<_T>; |
friend class Pool<T1>; |
242 |
}; |
}; |
243 |
typedef _Iterator<T> Iterator; |
typedef _Iterator<T> Iterator; |
244 |
|
|
262 |
return _begin.next == &_end; |
return _begin.next == &_end; |
263 |
} |
} |
264 |
|
|
265 |
|
inline int count() { |
266 |
|
int elements = 0; |
267 |
|
for (Iterator it = first(); it != end(); ++it) ++elements; |
268 |
|
return elements; |
269 |
|
} |
270 |
|
|
271 |
protected: |
protected: |
272 |
Node _begin; // fake node (without data) which represents the begin of the list - not the first element! |
Node _begin; // fake node (without data) which represents the begin of the list - not the first element! |
273 |
Node _end; // fake node (without data) which represents the end of the list - not the last element! |
Node _end; // fake node (without data) which represents the end of the list - not the last element! |
274 |
|
|
275 |
RTListBase() { |
RTListBase() { |
276 |
|
init(); |
277 |
|
} |
278 |
|
|
279 |
|
void init() { |
280 |
// initialize boundary nodes |
// initialize boundary nodes |
281 |
_begin.prev = &_begin; |
_begin.prev = &_begin; |
282 |
_begin.next = &_end; |
_begin.next = &_end; |
284 |
_end.next = &_end; |
_end.next = &_end; |
285 |
_end.prev = &_begin; |
_end.prev = &_begin; |
286 |
_end.data = NULL; |
_end.data = NULL; |
287 |
#if DEVMODE |
#if CONFIG_DEVMODE |
288 |
_begin.list = this; |
_begin.list = this; |
289 |
_end.list = this; |
_end.list = this; |
290 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
291 |
} |
} |
292 |
|
|
293 |
inline void append(Iterator itElement) { |
inline void append(Iterator itElement) { |
297 |
pNode->prev = last; // if a segfault happens here, then because 'itElement' Iterator became invalidated |
pNode->prev = last; // if a segfault happens here, then because 'itElement' Iterator became invalidated |
298 |
pNode->next = &_end; |
pNode->next = &_end; |
299 |
_end.prev = pNode; |
_end.prev = pNode; |
300 |
#if DEVMODE |
#if CONFIG_DEVMODE |
301 |
pNode->list = this; |
pNode->list = this; |
302 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
303 |
} |
} |
304 |
|
|
305 |
inline void append(Iterator itFirst, Iterator itLast) { |
inline void append(Iterator itFirst, Iterator itLast) { |
310 |
pFirst->prev = last; // if a segfault happens here, then because 'itFirst' Iterator became invalidated |
pFirst->prev = last; // if a segfault happens here, then because 'itFirst' Iterator became invalidated |
311 |
pLast->next = &_end; // if a segfault happens here, then because 'itLast' Iterator became invalidated |
pLast->next = &_end; // if a segfault happens here, then because 'itLast' Iterator became invalidated |
312 |
_end.prev = pLast; |
_end.prev = pLast; |
313 |
#if DEVMODE |
#if CONFIG_DEVMODE |
314 |
for (Node* pNode = pFirst; true; pNode = pNode->next) { |
for (Node* pNode = pFirst; true; pNode = pNode->next) { |
315 |
pNode->list = this; |
pNode->list = this; |
316 |
if (pNode == pLast) break; |
if (pNode == pLast) break; |
317 |
} |
} |
318 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
319 |
} |
} |
320 |
|
|
321 |
inline void prepend(Iterator itElement) { |
inline void prepend(Iterator itElement) { |
325 |
pNode->prev = &_begin; // if a segfault happens here, then because 'itElement' Iterator became invalidated |
pNode->prev = &_begin; // if a segfault happens here, then because 'itElement' Iterator became invalidated |
326 |
pNode->next = first; |
pNode->next = first; |
327 |
first->prev = pNode; |
first->prev = pNode; |
328 |
#if DEVMODE |
#if CONFIG_DEVMODE |
329 |
pNode->list = this; |
pNode->list = this; |
330 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
331 |
} |
} |
332 |
|
|
333 |
inline void prepend(Iterator itFirst, Iterator itLast) { |
inline void prepend(Iterator itFirst, Iterator itLast) { |
338 |
pFirst->prev = &_begin; // if a segfault happens here, then because 'itFirst' Iterator became invalidated |
pFirst->prev = &_begin; // if a segfault happens here, then because 'itFirst' Iterator became invalidated |
339 |
pLast->next = first; // if a segfault happens here, then because 'itLast' Iterator became invalidated |
pLast->next = first; // if a segfault happens here, then because 'itLast' Iterator became invalidated |
340 |
first->prev = pLast; |
first->prev = pLast; |
341 |
#if DEVMODE |
#if CONFIG_DEVMODE |
342 |
for (Node* pNode = pFirst; true; pNode = pNode->next) { |
for (Node* pNode = pFirst; true; pNode = pNode->next) { |
343 |
pNode->list = this; |
pNode->list = this; |
344 |
if (pNode == pLast) break; |
if (pNode == pLast) break; |
345 |
} |
} |
346 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
347 |
} |
} |
348 |
|
|
349 |
static inline void detach(Iterator itElement) { |
static inline void detach(Iterator itElement) { |
361 |
next->prev = prev; |
next->prev = prev; |
362 |
} |
} |
363 |
|
|
364 |
|
friend class _Iterator<T>; |
365 |
|
friend class RTList<T>; |
366 |
friend class Pool<T>; |
friend class Pool<T>; |
367 |
}; |
}; |
368 |
|
|
381 |
RTList(Pool<T>* pPool) : RTListBase<T>::RTListBase() { |
RTList(Pool<T>* pPool) : RTListBase<T>::RTListBase() { |
382 |
this->pPool = pPool; |
this->pPool = pPool; |
383 |
} |
} |
384 |
|
|
385 |
|
/** |
386 |
|
* Copy constructor |
387 |
|
*/ |
388 |
|
RTList(RTList<T>& list) : RTListBase<T>::RTListBase() { |
389 |
|
this->pPool = list.pPool; |
390 |
|
Iterator it = list.first(); |
391 |
|
Iterator end = list.end(); |
392 |
|
for(; it != end; ++it) { |
393 |
|
if (poolIsEmpty()) break; |
394 |
|
*(allocAppend()) = *it; |
395 |
|
} |
396 |
|
} |
397 |
|
|
398 |
virtual ~RTList() { |
virtual ~RTList() { |
399 |
clear(); |
clear(); |
406 |
inline Iterator allocAppend() { |
inline Iterator allocAppend() { |
407 |
if (pPool->poolIsEmpty()) return RTListBase<T>::begin(); |
if (pPool->poolIsEmpty()) return RTListBase<T>::begin(); |
408 |
Iterator element = pPool->alloc(); |
Iterator element = pPool->alloc(); |
409 |
append(element); |
this->append(element); |
410 |
#if DEVMODE |
#if CONFIG_DEVMODE |
411 |
element.list = this; |
element.list = this; |
412 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
413 |
return element; |
return element; |
414 |
} |
} |
415 |
|
|
417 |
if (pPool->poolIsEmpty()) return RTListBase<T>::end(); |
if (pPool->poolIsEmpty()) return RTListBase<T>::end(); |
418 |
Iterator element = pPool->alloc(); |
Iterator element = pPool->alloc(); |
419 |
prepend(element); |
prepend(element); |
420 |
#if DEVMODE |
#if CONFIG_DEVMODE |
421 |
element.list = this; |
element.list = this; |
422 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
423 |
return element; |
return element; |
424 |
} |
} |
425 |
|
|
451 |
Node* nodes; |
Node* nodes; |
452 |
T* data; |
T* data; |
453 |
RTListBase<T> freelist; // not yet allocated elements |
RTListBase<T> freelist; // not yet allocated elements |
454 |
|
int poolsize; |
455 |
|
|
456 |
Pool(int Elements) : RTList<T>::RTList(this) { |
Pool(int Elements) : RTList<T>::RTList(this) { |
457 |
data = new T[Elements]; |
_init(Elements); |
|
nodes = new Node[Elements]; |
|
|
for (int i = 0; i < Elements; i++) { |
|
|
nodes[i].data = &data[i]; |
|
|
freelist.append(&nodes[i]); |
|
|
} |
|
458 |
} |
} |
459 |
|
|
460 |
virtual ~Pool() { |
virtual ~Pool() { |
466 |
return freelist.isEmpty(); |
return freelist.isEmpty(); |
467 |
} |
} |
468 |
|
|
469 |
|
/** |
470 |
|
* Returns the current size of the pool, that is the amount of |
471 |
|
* pre-allocated elements from the operating system. It equals the |
472 |
|
* amount of elements given to the constructor unless resizePool() |
473 |
|
* is called. |
474 |
|
* |
475 |
|
* @see resizePool() |
476 |
|
*/ |
477 |
|
int poolSize() const { |
478 |
|
return poolsize; |
479 |
|
} |
480 |
|
|
481 |
|
/** |
482 |
|
* Alters the amount of elements to be pre-allocated from the |
483 |
|
* operating system for this pool object. |
484 |
|
* |
485 |
|
* @e CAUTION: you MUST free all elements in use before calling this |
486 |
|
* method ( e.g. by calling clear() )! Also make sure that no |
487 |
|
* references of elements before this call will still be used after this |
488 |
|
* call, since all elements will be reallocated and their old memory |
489 |
|
* addresses become invalid! |
490 |
|
* |
491 |
|
* @see poolSize() |
492 |
|
*/ |
493 |
|
void resizePool(int Elements) { |
494 |
|
if (freelist.count() != poolsize) { |
495 |
|
#if CONFIG_DEVMODE |
496 |
|
throw std::runtime_error(__err_msg_resize_while_in_use); |
497 |
|
#else |
498 |
|
std::cerr << __err_msg_resize_while_in_use << std::endl << std::flush; |
499 |
|
// if we're here something's terribly wrong, but we try to do the best |
500 |
|
RTList<T>::clear(); |
501 |
|
#endif |
502 |
|
} |
503 |
|
if (nodes) delete[] nodes; |
504 |
|
if (data) delete[] data; |
505 |
|
freelist.init(); |
506 |
|
RTListBase<T>::init(); |
507 |
|
_init(Elements); |
508 |
|
} |
509 |
|
|
510 |
protected: |
protected: |
511 |
// caution: assumes pool (that is freelist) is not empty! |
// caution: assumes pool (that is freelist) is not empty! |
512 |
inline Iterator alloc() { |
inline Iterator alloc() { |
524 |
} |
} |
525 |
|
|
526 |
friend class RTList<T>; |
friend class RTList<T>; |
527 |
|
|
528 |
|
private: |
529 |
|
void _init(int Elements) { |
530 |
|
data = new T[Elements]; |
531 |
|
nodes = new Node[Elements]; |
532 |
|
for (int i = 0; i < Elements; i++) { |
533 |
|
nodes[i].data = &data[i]; |
534 |
|
freelist.append(&nodes[i]); |
535 |
|
} |
536 |
|
poolsize = Elements; |
537 |
|
} |
538 |
}; |
}; |
539 |
|
|
540 |
#endif // __LS_POOL_H__ |
#endif // __LS_POOL_H__ |