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330 changes: 330 additions & 0 deletions main.cc
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Original file line number Diff line number Diff line change
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#include <iostream>
#include <vector>
#include <random>
#include <unistd.h>
#include <thread>
#include <time.h>

int** random_state(int width, int height) {
time_t timer;
time(&timer);
int** board;
unsigned int currTime = timer;
board = new int*[height];
for(int i = 0; i < height; i++) {
board[i] = new int[width];
for(int j = 0; j < width; j++) {
board[i][j] = rand_r(&currTime) % 2;
}
}

return board;
}

int** dead_state(int width, int height) {
int** board;
board = new int*[height];
for(int i = 0; i < height; i++) {
board[i] = new int[width];
for(int j = 0; j < width; j++) {
board[i][j] = 0;
}
}

return board;
}

void render(int** const board, int width, int height) {
for(int i = 0; i < height; i++) {
std::cout << "|";
for(int j = 0; j < width; j++) {
if(board[i][j] == 1) {
std::cout << "<>";
}
else {
std::cout << " ";
}
}
std::cout << "|\n";
}
}

int checkAliveRule(int sum) {
if(sum == 0 || sum == 1) {
return 0;
}
else if(sum == 2 || sum == 3) {
return 1;
}
else if(sum > 3) {
return 0;
}
else {
return 0;
}
}

int checkDeadRule(int sum) {
if(sum == 3) {
return 1;
}
else{
return 0;
}
}

void next_board_state(int** board, int width, int height) {
int** tempBoard = new int*[height];
for(int i = 0; i < height; i++) {
tempBoard[i] = new int[width];
for(int j = 0; j < width; j++) {
//top left corner
if(i == 0 && j == 0) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i][j+1];
sum += board[i+1][j];
sum += board[i+1][j+1];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//top edge
else if(i == 0 && j > 0 && j < width - 1) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//top right corner
else if(i == 0 && j == width - 1) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//right edge
else if(i > 0 && i < height - 1 && j == width - 1) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//bottom right corner
else if(i == height - 1 && j == width - 1) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//bottom edge
else if(i == height - 1 && j > 0) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i][j-1];
sum += board[i-1][j-1];
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//bottom left corner
else if(i == height - 1 && j == 0) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
tempBoard[i][j] = checkDeadRule(sum);
}
}

//left edge
else if(i > 0 && j == 0) {
if(board[i][j] == 1){
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
tempBoard[i][j] = checkDeadRule(sum);
}
}

// middle stuff
else{
if(board[i][j] == 1){
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
sum += board[i-1][j-1];
tempBoard[i][j] = checkAliveRule(sum);
}
else{
int sum = 0;
sum += board[i-1][j];
sum += board[i-1][j+1];
sum += board[i][j+1];
sum += board[i+1][j+1];
sum += board[i+1][j];
sum += board[i+1][j-1];
sum += board[i][j-1];
sum += board[i-1][j-1];
tempBoard[i][j] = checkDeadRule(sum);
}
}
}
}
for(int i = 0; i < height; i++){
for(int j = 0; j < width; j++){
board[i][j] = tempBoard[i][j];
}
}
}

int main() {
int boards[30][56] ={{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{1,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{1,1,0,0,0,0,0,0,0,0,1,0,0,0,1,0,1,1,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}};

int height = 30;
int width = 56;

int** board = random_state(width, height);

for(int i = 0; i < height; i++){
for(int j = 0; j < width; j++){
board[i][j] = boards[i][j];
}
}

//board = dead_state(width,height);


while(1) {
std::this_thread::sleep_for(std::chrono::milliseconds(100));
render(board, width, height);
next_board_state(board, width, height);
}

return 0;
}