| 73 |  |  | 
| 74 |  | int getNActiveBlocks(); | 
| 75 |  |  | 
| 76 | < | bool isBlockActive(int block); | 
| 77 | < |  | 
| 76 | > |  | 
| 77 | > | bool isBlockActive(int block) { | 
| 78 | > | return  findActiveBlock(block) != activeBlocks_.end() ? true : false; | 
| 79 | > | } | 
| 80 | > |  | 
| 81 |  | bool loadBlock(int block); | 
| 82 |  |  | 
| 83 |  | bool unloadBlock(int block); | 
| 92 |  |  | 
| 93 |  | private: | 
| 94 |  |  | 
| 95 | + | std::vector<int>::iterator findActiveBlock(int block) { | 
| 96 | + | return std::find(activeBlocks_.begin(), activeBlocks_.end(), block); | 
| 97 | + | } | 
| 98 | + |  | 
| 99 | + | bool hasZeroRefBlock(); | 
| 100 | + |  | 
| 101 | + | int getFirstZeroRefBlock(); | 
| 102 | + |  | 
| 103 | + | void internalLoad(int block); | 
| 104 | + | void internalUnload(int block); | 
| 105 |  | Snapshot* loadFrame(int frame); | 
| 106 |  |  | 
| 107 |  | SimInfo* info_; | 
| 110 |  | std::vector<Snapshot*> snapshots_; | 
| 111 |  | std::vector<SnapshotBlock> blocks_; | 
| 112 |  | std::vector<int> activeBlocks_; | 
| 113 | + | std::vector<int> activeRefCount_; | 
| 114 |  |  | 
| 115 |  | int nAtoms_; | 
| 116 |  | int nRigidBodies_; |