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Diffstat (limited to 'source/blender/compositor/intern/COM_MemoryManagerState.h')
-rw-r--r-- | source/blender/compositor/intern/COM_MemoryManagerState.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/source/blender/compositor/intern/COM_MemoryManagerState.h b/source/blender/compositor/intern/COM_MemoryManagerState.h new file mode 100644 index 00000000000..4b4f0a112a8 --- /dev/null +++ b/source/blender/compositor/intern/COM_MemoryManagerState.h @@ -0,0 +1,87 @@ +/* + * 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 + */ + +class MemoryManagerState; + +#ifndef _COM_MemoryManagerState_h_ +#define _COM_MemoryManagerState_h_ + +#include "COM_MemoryProxy.h" +#include "COM_MemoryBuffer.h" +#include <vector> +extern "C" { + #include "BLI_threads.h" +} + +/** + * @brief State of a MemoryProxy in the MemoryManager. + * @ingroup Memory + */ +class MemoryManagerState { +private: + /** + * @brief reference to the MemoryProxy of this state + */ + MemoryProxy *memoryProxy; + + /** + * @brief list of all chunkbuffers + */ + MemoryBuffer** chunkBuffers; + + /** + * @brief size of the chunkBuffers + */ + unsigned int currentSize; + + /** + * @brief lock to this memory for multithreading + */ + ThreadMutex mutex; +public: + /** + * @brief creates a new MemoryManagerState for a certain MemoryProxy. + */ + MemoryManagerState(MemoryProxy * memoryProxy); + /** + * @brief destructor + */ + ~MemoryManagerState(); + + /** + * @brief get the reference to the MemoryProxy this state belongs to. + */ + MemoryProxy *getMemoryProxy(); + + /** + * @brief add a new memorybuffer to the state + */ + void addMemoryBuffer(MemoryBuffer* buffer); + + /** + * @brief get the MemoryBuffer assiciated to a chunk. + * @param chunkNumber the chunknumber + */ + MemoryBuffer* getMemoryBuffer(unsigned int chunkNumber); +}; + +#endif |