int linIdx = boardY * board.getNumBoardsWidth() + boardX; if (linIdx < 0 || linIdx > boardBackgrounds.size() - 1) { System.out.println("Error computing linear index or "
int linIdx = boardY * board.getNumBoardsWidth() + boardX; if (linIdx < 0 || linIdx > boardBackgrounds.size() - 1) { System.out.println("Error computing linear index or "