1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/*
* Copyright 2011, Blender Foundation.
*
* This program 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 2
* 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 General Public License for more details.
*
* You should have received a copy of the GNU 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.
*
* Contributor:
* Jeroen Bakker
* Monique Dewanchand
*/
#include "COM_MemoryManager.h"
#include "BLI_threads.h"
#include <stdio.h>
#include "COM_defines.h"
vector<MemoryBuffer*> buffers;
ThreadMutex mutex;
MemoryBuffer *MemoryManager::allocateMemoryBuffer(MemoryProxy *id, unsigned int chunkNumber, rcti *rect)
{
MemoryBuffer *result = new MemoryBuffer(id, chunkNumber, rect);
MemoryManagerState * state = MemoryManager::getState(id);
state->addMemoryBuffer(result);
BLI_mutex_lock(&mutex);
buffers.push_back(result);
BLI_mutex_unlock(&mutex);
return result;
}
void MemoryManager::addMemoryProxy(MemoryProxy *memoryProxy)
{
MemoryManagerState * state = MemoryManager::getState(memoryProxy);
if (!state) {
state = new MemoryManagerState(memoryProxy);
memoryProxy->setState(state);
}
}
MemoryBuffer *MemoryManager::getMemoryBuffer(MemoryProxy *id, unsigned int chunkNumber)
{
MemoryManagerState * state = MemoryManager::getState(id);
if (!state) {
return NULL;
}
MemoryBuffer *buffer = state->getMemoryBuffer(chunkNumber);
if (!buffer) return NULL;
return buffer;
}
MemoryManagerState *MemoryManager::getState(MemoryProxy *memoryProxy)
{
return memoryProxy->getState();
}
void MemoryManager::initialize()
{
BLI_mutex_init(&mutex);
}
void MemoryManager::clear()
{
buffers.clear();
BLI_mutex_end(&mutex);
}
|
