SizeType mTotalBlocks; // total number of blocks in atlas
SizeType mAvailableBlocks; // number of blocks available in atlas
Dali::Vector< SizeType > mFreeBlocksList; // unless there are any previously freed blocks
SizeType mTotalBlocks; // total number of blocks in atlas
SizeType mAvailableBlocks; // number of blocks available in atlas
Dali::Vector< SizeType > mFreeBlocksList; // unless there are any previously freed blocks