feat: added pipes and logic for pipes

include/elements.hpp

@@ -8,13 +8,23 @@ struct Point {
 	Point(int row, int col) : m_row(row), m_col(col) {};
 	int m_row;
 	int m_col;
+	void assign(int row, int col);
+	void to_string();
 };
 
 struct Bird {
 	Bird() : m_fly(false) {};
-	Point m_body {(ROW/2), 2};
+	Point m_body {(ROW/2), 4};
 	bool m_fly;
 	void move();
+	void check_collision();
+};
+
+struct Pipe {
+	Pipe();
+	int m_size;
+	Point m_nodes[ROW];
+	void move();
 };
 
 #endif

include/window.hpp

@@ -2,12 +2,13 @@
 #define WINDOW_HPP
 
 #include <array>
+#include <vector>
 #include "globals.hpp"
 #include "elements.hpp"
 
 struct Window {
 	std::array<std::array<char, COL>, ROW> m_board = {};
-	void update_display(Bird &bird);
+	void update_display(Bird &bird, std::vector<Pipe> pipes);
 	void tick(int fps);
 };
 

src/elements.cpp

@@ -1,4 +1,14 @@
 #include "elements.hpp"
+#include <iostream>
+
+void Point::assign(int row, int col) {
+	m_row = row;
+	m_col = col;
+}
+
+void Point::to_string() {
+	std::cout << "(" << m_row << ", " << m_col << ")" << std::endl;
+}
 
 void Bird::move() {
 	if(m_fly) {
@@ -10,7 +20,24 @@ void Bird::move() {
 }
 
 void Bird::check_collision() {
-	if(m_body.m_row <= 0 || m_body.m_row > ROW - 1) {
-		// Add velocity
+	if(m_body.m_row <= 0) {
+		m_body.m_row = 0;
+	}
+}
+
+Pipe::Pipe() {
+	m_size = ROW;
+	int _start = (rand() % (ROW - 3));
+	for(int i = 0; i < m_size; i++) {
+		m_nodes[i].assign(i, COL - 1);
+	}
+	for(int i = _start; i < _start + 3; i++) {
+		m_nodes[i].assign(ROW, COL);
+	} 
+}
+
+void Pipe::move() {
+	for(int i = 0; i < m_size; i++) {
+		m_nodes[i].assign(m_nodes[i].m_row, m_nodes[i].m_col - 1);
 	}
 }

src/main.cpp

@@ -1,24 +1,51 @@
 #include <iostream>
 #include <thread>
+#include <vector>
+#include <cstdlib>
+#include <ctime>
 #include "window.hpp"
 #include "input.hpp"
 #include "elements.hpp"
 
+void _add_pipe(std::vector<Pipe> &p) {
+	p.push_back(Pipe());
+}
+
+void _delete_pipe(std::vector<Pipe> &p) {
+	p.erase(p.begin());
+}
+
 int main() {
+	std::srand(std::time(0));
 	Window window;
 	Input input;
 	Bird bird;
 	bool running = true;
 	bool pause = false;
+	int frames = 0;
+	std::vector<Pipe> pipes;
 
 	std::thread input_thread(&Input::get_input, &input, std::ref(running), std::ref(pause), std::ref(bird));
+	_add_pipe(pipes);
 	
 	while (running) {
 		if(pause) {
 			continue;
 		}
 		bird.move();
-		window.update_display(bird);
+		bird.check_collision();
+		for(int i = 0; i < pipes.size(); i++) {
+			pipes.at(i).move();
+		}
+		if(pipes.front().m_nodes->m_col < 3) {
+			_delete_pipe(pipes);
+		}
+		window.update_display(bird, pipes);
+		frames++;
+		if(frames > 4) {
+			_add_pipe(pipes);
+			frames = 0;
+		}
 	}
 
 	input_thread.join();

src/window.cpp

@@ -7,10 +7,15 @@ void Window::tick(int fps) {
 	std::this_thread::sleep_for(std::chrono::milliseconds(fps)); // 1000 / fps; 200ms = 5fps
 }
 
-void Window::update_display(Bird &bird) {
+void Window::update_display(Bird &bird, std::vector<Pipe> pipes) {
 	for(std::array<char, COL> &row : m_board) { row.fill('.'); }
 
 	m_board[bird.m_body.m_row][bird.m_body.m_col] = '*';
+	for(int i = 0; i < pipes.size(); i++) {
+		for(int j = 0; j < pipes.front().m_size; j++) {
+			m_board[pipes.at(i).m_nodes[j].m_row][pipes.at(i).m_nodes[j].m_col] = '|';
+		}
+	}
 
 	std::cout << "\033[H" << std::flush;
 	for(std::array<char, COL> &row : m_board) {