Created
March 3, 2018 21:00
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Starting Point for Conway's Game of Life
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| function gameOfLifeIterator(board) { | |
| let returnBoard = []; | |
| for (let i = 0; i < board.length; i++) { | |
| returnBoard[i] = []; | |
| for (let j = 0; j < board[i].length; j++) { | |
| let neighborCount = getCellNeighborCount(i, j, board); | |
| if (board[i][j] === 1) { | |
| if (neighborCount > 1 && neighborCount < 4) { | |
| returnBoard[i][j] = 1; | |
| } else { | |
| returnBoard[i][j] = 0; | |
| } | |
| } else { | |
| returnBoard[i][j] = (neighborCount === 3) ? 1 : 0; | |
| } | |
| } | |
| } | |
| return returnBoard; | |
| function getCellNeighborCount(x, y, board) { | |
| let neighborCount = 0; | |
| if (board[x - 1] !== undefined) { | |
| if (board[x - 1][y - 1] === 1) { | |
| neighborCount++; | |
| } | |
| if (board[x - 1][y] === 1) { | |
| neighborCount++; | |
| } | |
| if (board[x - 1][y + 1] === 1) { | |
| neighborCount++; | |
| } | |
| } | |
| if (board[x] !== undefined) { | |
| if (board[x][y - 1] === 1) { | |
| neighborCount++; | |
| } | |
| if (board[x][y + 1] === 1) { | |
| neighborCount++; | |
| } | |
| } | |
| if (board[x + 1] !== undefined) { | |
| if (board[x + 1][y - 1] === 1) { | |
| neighborCount++; | |
| } | |
| if (board[x + 1][y] === 1) { | |
| neighborCount++; | |
| } | |
| if (board[x + 1][y + 1] === 1) { | |
| neighborCount++; | |
| } | |
| } | |
| return neighborCount; | |
| } | |
| } |
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