69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
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/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor:
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* Jeroen Bakker
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* Monique Dewanchand
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*/
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#include "COM_MemoryManager.h"
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#include "BLI_threads.h"
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#include <stdio.h>
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#include "COM_defines.h"
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vector<MemoryBuffer*> buffers;
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ThreadMutex mutex;
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MemoryBuffer* MemoryManager::allocateMemoryBuffer(MemoryProxy *id, unsigned int chunkNumber, rcti *rect) {
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MemoryBuffer *result = new MemoryBuffer(id, chunkNumber, rect);
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MemoryManagerState * state = MemoryManager::getState(id);
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state->addMemoryBuffer(result);
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BLI_mutex_lock(&mutex);
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buffers.push_back(result);
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BLI_mutex_unlock(&mutex);
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return result;
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}
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void MemoryManager::addMemoryProxy(MemoryProxy *memoryProxy) {
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MemoryManagerState * state = MemoryManager::getState(memoryProxy);
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if (!state) {
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state = new MemoryManagerState(memoryProxy);
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memoryProxy->setState(state);
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}
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}
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MemoryBuffer* MemoryManager::getMemoryBuffer(MemoryProxy *id, unsigned int chunkNumber){
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MemoryManagerState * state = MemoryManager::getState(id);
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if (!state) {
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return NULL;
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}
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MemoryBuffer* buffer = state->getMemoryBuffer(chunkNumber);
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if (!buffer) return NULL;
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return buffer;
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}
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MemoryManagerState* MemoryManager::getState(MemoryProxy* memoryProxy) {
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return memoryProxy->getState();
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}
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void MemoryManager::initialize() {
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BLI_mutex_init(&mutex);
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}
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void MemoryManager::clear() {
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buffers.clear();
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BLI_mutex_end(&mutex);
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}
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