b'//pjs related preloading, not necessary for standalone processing\n/* @pjs preload="./landscape.jpg"; */\n\n\n// Size of cells\nint cellSize = 1;\n\n// How likely for a cell to be alive at start (in percentage)\nfloat probabilityOfAliveAtStart = 15;\n\n// Variables for timer\nint interval = 100;\nint lastRecordedTime = 0;\n\n// Colors for active/inactive cells\ncolor alive = color(0, 200, 0);\ncolor dead = color(0);\n\n// Array of cells\nint[][] cells;\n// Buffer to record the state of the cells and use this while changing the others in the interations\nint[][] cellsBuffer;\n\n// Pause\nboolean pause = false;\n\nPImage bg;\n\nvoid setup() {\n  size (640, 360);\n\n  // Instantiate arrays\n  cells = new int[width/cellSize][height/cellSize];\n  cellsBuffer = new int[width/cellSize][height/cellSize];\n\n  // This stroke will draw the background grid\n  stroke(0);\n\n  noSmooth();\n\n  // Initialization of cells\n  for (int x=0; x<width/cellSize; x++) {\n    for (int y=0; y<height/cellSize; y++) {\n      float state = random (100);\n      if (state > probabilityOfAliveAtStart) {\n        state = 0;\n      }\n      else {\n        state = 1;\n      }\n      cells[x][y] = int(state); // Save state of each cell\n    }\n  }\n  //background(0); // Fill in black in case cells don\'t cover all the windows\n  bg = loadImage("landscape.jpg");\n  background(bg);\n\n}\n\n\nvoid draw() {\n  loadPixels();\n  //Draw grid\n  for (int x=0; x<width/cellSize; x++) {\n    for (int y=0; y<height/cellSize; y++) {\n      if (cells[x][y]==1) {\n        // If alive\n        float r = red(pixels[x+y*width]);\n        float g = green(pixels[x+y*width]);\n        float b = blue(pixels[x+y*width]);\n        pixels[x+y*width] = color(r+10,g+10,b+10);\n      }\n      else {\n        //do nothing to cell\n      }\n      rect (x*cellSize, y*cellSize, cellSize, cellSize);\n    }\n  }\n  // Iterate if timer ticks\n  if (millis()-lastRecordedTime>interval) {\n    if (!pause) {\n      iteration();\n      lastRecordedTime = millis();\n    }\n  }\n  updatePixels();\n}\n\n\n\nvoid iteration() {\n  for (int x=0; x<width/cellSize; x++) {\n    for (int y=0; y<height/cellSize; y++) {\n      cellsBuffer[x][y] = cells[x][y];\n    }\n  }\n\n  // Visit each cell:\n  for (int x=0; x<width/cellSize; x++) {\n    for (int y=0; y<height/cellSize; y++) {\n      // And visit all the neighbours of each cell\n      int neighbours = 0; // We\'ll count the neighbours\n      for (int xx=x-1; xx<=x+1;xx++) {\n        for (int yy=y-1; yy<=y+1;yy++) {\n          if (((xx>=0)&&(xx<width/cellSize))&&((yy>=0)&&(yy<height/cellSize))) { // Make sure you are not out of bounds\n            if (!((xx==x)&&(yy==y))) { // Make sure to to check against self\n              if (cellsBuffer[xx][yy]==1){\n                neighbours ++; // Check alive neighbours and count them\n              }\n            } // End of if\n          } // End of if\n        } // End of yy loop\n      } //End of xx loop\n      // We\'ve checked the neigbours: apply rules!\n      if (cellsBuffer[x][y]==1) { // The cell is alive: kill it if necessary\n        if (neighbours < 2 || neighbours > 3) {\n          cells[x][y] = 0; // Die unless it has 2 or 3 neighbours\n        }\n      }\n      else { // The cell is dead: make it live if necessary\n        if (neighbours == 3 ) {\n          cells[x][y] = 1; // Only if it has 3 neighbours\n        }\n      } // End of if\n    } // End of y loop\n  } // End of x loop\n} // End of function\n\nvoid keyPressed() {\n  if (key==\' \') { // On/off of pause\n    pause = !pause;\n  }\n}\n'