feat: ✨ Made the main Logic

Main Logic Works, Have to add customizability, UI etc.

Cell.cpp

@@ -1,15 +1,51 @@
-#include "headers/Cell.hpp"
 #include <SFML/Graphics.hpp>
 
+#include "Headers/Grid.hpp"
+#include "Headers/Cell.hpp"
+
 Cell::Cell()
 {
 }
 
-Cell::Cell(int i, int j, float x)
+Cell::Cell(int i, int j, float size)
+{
+ x = i;
+ y = j;
+ alive = rand() % 2;
+ shape = sf::RectangleShape(sf::Vector2f(size, size));
+ shape.setPosition(i * size, j * size);
+}
+
+void Cell::render()
 {
- shape = sf::RectangleShape(sf::Vector2f(x, x));
- shape.setPosition(i * x, j * x);
- shape.setFillColor(sf::Color::White);
- shape.setOutlineThickness(1.0f);
- shape.setOutlineColor(sf::Color(255, 0, 0));
+ if (alive)
+ {
+ shape.setFillColor(sf::Color::White);
+ }
+ else
+ {
+ shape.setFillColor(sf::Color::Black);
+ }
+}
+
+void Cell::setNeighbors(int _neighbors)
+{
+ neighbors = _neighbors;
+}
+
+void Cell::update()
+{
+
+ if (neighbors > 3 && alive)
+ {
+ alive = false;
+ }
+ else if (neighbors == 3 and !alive)
+ {
+ alive = true;
+ }
+ else if (neighbors < 2 && alive)
+ {
+ alive = false;
+ }
 }

Grid.cpp

@@ -1,8 +1,10 @@
-#include <cstring>
-#include "headers/Cell.hpp"
-#include "headers/Grid.hpp"
 #include <SFML/Graphics.hpp>
+
 #include <iostream>
+#include <cstring>
+
+#include "Headers/Grid.hpp"
+#include "Headers/Cell.hpp"
 
 Grid::Grid(int _size, int _x, int _y)
 {
@@ -22,11 +24,44 @@ Grid::Grid(int _size, int _x, int _y)
 
 Cell *Grid::getCell(int xpos, int ypos)
 {
+ if (xpos > x || ypos > y || xpos < 0 || ypos < 0)
+ {
+ return nullptr;
+ }
  return cells + (y * xpos + ypos);
 }
 
+void Grid::setNeighbors(int xpos, int ypos)
+{
+ int neighbors = 0;
+ for (int i = xpos - 1; i <= xpos + 1; i++)
+ {
+ for (int j = ypos - 1; j <= ypos + 1; j++)
+ {
+ if (!(xpos == i && ypos == j))
+ {
+ Cell *cell = getCell(i, j);
+ if (cell)
+ {
+ neighbors += cell->alive;
+ }
+ }
+ }
+ }
+
+ getCell(xpos, ypos)->setNeighbors(neighbors);
+}
+
 void Grid::update()
 {
+ for (int i = 0; i < x; i++)
+ {
+ for (int j = 0; j < y; j++)
+ {
+ setNeighbors(i, j);
+ getCell(i, j)->update();
+ }
+ }
 }
 
 void Grid::render(sf::RenderWindow &window)
@@ -35,7 +70,9 @@ void Grid::render(sf::RenderWindow &window)
  {
  for (int j = 0; j < y; j++)
  {
- window.draw(cells[i * y + j].shape);
+ Cell *cell = getCell(i, j);
+ cell->render();
+ window.draw(cell->shape);
  }
  }
 }

headers/Cell.hpp → Headers/Cell.hpp

@@ -1,16 +1,19 @@
 #pragma once
-#include <SFML/Graphics.hpp>
 
 class Cell
 {
 private:
- bool nextAliveState;
+ int x, y;
+ int neighbors;
 
 public:
  sf::RectangleShape shape;
  bool alive;
+ void render();
  void update();
 
+ void setNeighbors(int _neighbors);
+
  Cell();
  Cell(int i, int j, float size);
 };

headers/Grid.hpp → Headers/Grid.hpp

@@ -1,17 +1,19 @@
 #pragma once
+
 #include "Cell.hpp"
 class Grid
 {
 private:
  int x, y;
+ int size;
  Cell *cells = nullptr;
 
 public:
- int size;
  Grid(int _size, int _x, int _y);
 
  void update();
  void render(sf::RenderWindow &window);
 
  Cell *getCell(int xpos, int ypos);
+ void setNeighbors(int xpos, int ypos);
 };

main.cpp

@@ -1,5 +1,7 @@
-#include "headers/Grid.hpp"
 #include <SFML/Graphics.hpp>
+#include <chrono>
+
+#include "Headers/Grid.hpp"
 
 int main()
 {
@@ -14,8 +16,9 @@ int main()
  sf::RenderWindow window(sf::VideoMode(width, height), "Game of Life");
 
  Grid grid(size, x, y);
+ sf::Clock clock;
  // Main Loop
- while (window.isOpen())
+ while (1 == window.isOpen())
  {
  sf::Event event;
  while (window.pollEvent(event))
@@ -29,6 +32,11 @@ int main()
 
  window.clear(sf::Color::Black);
 
+ if (clock.getElapsedTime().asSeconds() > 0.01f)
+ {
+ grid.update();
+ clock.restart();
+ }
  grid.render(window);
 
  // Display Stuff