gameoflife.cpp

#include <Arduino.h>
#include "display.h"
#include "gameoflife.h"
#include "network.h"
#include "utils.h"

// https://github.com/Stavrosfil/game-of-life-esp32

int g[SCREEN_HEIGHT][SCREEN_WIDTH];
int arrayCopy[SCREEN_HEIGHT][SCREEN_WIDTH];

bool runGame = true;
bool gameOver = false;

int gameEra = 0;
int currentTick;
int finalTicks;
int cellsAliveNow;
int cellsAliveBefore;
int noEvolutionTicks;

const uint scoreScreenTimeout = 5000;
unsigned long currentMillis;

void setupGameOfLife()
{
  gameOver = false;
  gameEra++;
  currentTick = 0;
  finalTicks = 0;
  cellsAliveBefore = 0;
  noEvolutionTicks = 0;
  randomSeed(analogRead(34));
  createRandomMatrix(g);
  for (int i = 0; i < 10; i++)
  {
    addGlider(random(SCREEN_HEIGHT), random(SCREEN_WIDTH), g);
  }
  logLine("Starting Game " + String(gameEra));
}

void createRandomMatrix(int (&a)[SCREEN_HEIGHT][SCREEN_WIDTH])
{
  for (int i = 0; i < SCREEN_HEIGHT; i++)
  {
    for (int j = 0; j < SCREEN_WIDTH; j++)
    {
      a[i][j] = random(100) < 25 ? 1 : 0;
    }
  }
}

void gameOfLife(int (&a)[SCREEN_HEIGHT][SCREEN_WIDTH])
{
  cellsAliveNow = 0;
  currentTick++;
  for (int i = 0; i < SCREEN_HEIGHT; i++)
  {
    for (int j = 0; j < SCREEN_WIDTH; j++)
    {
      arrayCopy[i][j] = a[i][j];
    }
  }

  for (int i = 0; i < SCREEN_HEIGHT; i++)
  {
    for (int j = 0; j < SCREEN_WIDTH; j++)
    {
      int total = (a[i][(j - 1) % SCREEN_WIDTH] + a[i][(j + 1) % SCREEN_WIDTH] + a[(i - 1) % SCREEN_HEIGHT][j] +
                   a[(i + 1) % SCREEN_HEIGHT][j] + a[(i - 1) % SCREEN_HEIGHT][(j - 1) % SCREEN_WIDTH] +