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/*
* 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);
}
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