refactor

include/element.hpp

@@ -4,27 +4,20 @@
 #include <vector>
 #include "globals.hpp"
 
-struct Point;
-struct Head;
-struct Tail;
-struct Body;
-struct Fruit;
-
 struct Point {
 	int m_row;
 	int m_col;
-	int m_direction;
 	Point() {}
 	Point(int x, int y) : m_row(x), m_col(y) {}
-	Point(int x, int y, int dir) : m_row(x), m_col(y), m_direction(dir) {}
-	void set_new_point(int row, int col, int dir);
+	void set_new_point(int row, int col);
 	void set_new_point(Point &point);
 };
 
 struct Head {
-	Head() : m_head(5, 5, 2) {};
-	Point m_head;
+	Head() : m_direction(2) {};
+	Point m_head {5, 5};
 	Point m_previous_head;
+	int m_direction;
 	void get_new_pos();
 };
 
@@ -41,7 +34,7 @@ struct Body {
 };
 
 struct Fruit {
-	Fruit(char (&board)[ROW][COL]);
+	Fruit();
 	Point m_point;
 	void get_new_pos(char (&board)[ROW][COL], Head &head);
 };

src/element.cpp

@@ -1,26 +1,20 @@
 #include "element.hpp"
 #include <cstdlib>
 #include <ctime>
-#include <vector>
 
 int _score = 0;
 
-void Point::set_new_point(int row, int col, int dir) {
+void Point::set_new_point(int row, int col) {
 	m_row = row;
 	m_col = col;
-	m_direction = dir;
 }
 
 void Point::set_new_point(Point &point) {
-	m_row = point.m_row;
-	m_col = point.m_col;
-	m_direction = point.m_direction;
+	set_new_point(point.m_row, point.m_col);
 }
 
-Fruit::Fruit(char (&board)[ROW][COL]) {
-	int row = (rand() % ROW);
-	int col = (rand() % COL);
-	m_point.set_new_point(row, col, 0);
+Fruit::Fruit() {
+	m_point.set_new_point((rand() % ROW), (rand() % COL));
 }
 
 void Fruit::get_new_pos(char (&board)[ROW][COL], Head &head) {
@@ -30,22 +24,22 @@ void Fruit::get_new_pos(char (&board)[ROW][COL], Head &head) {
 			row = (rand() % ROW);
 			col = (rand() % COL);
 		} while (board[row][col] != '.');
-		m_point.set_new_point(row, col, 0);
+		m_point.set_new_point(row, col);
 		_score++;
 	}
 }
 
 void Head::get_new_pos() {
-	if (m_head.m_direction == -1) {
+	if (m_direction == -1) {
 		if (m_head.m_col <= 0) m_head.m_col = COL - 1;
 		else m_head.m_col--;
-	} else if (m_head.m_direction == 1) {
+	} else if (m_direction == 1) {
 		if (m_head.m_col >= COL - 1) m_head.m_col = 0;
 		else m_head.m_col++;
-	} else if (m_head.m_direction == -2) {
+	} else if (m_direction == -2) {
 		if (m_head.m_row <= 0) m_head.m_row = ROW - 1;
 		else m_head.m_row--;
-	} else if (m_head.m_direction == 2) {
+	} else if (m_direction == 2) {
 		if (m_head.m_row >= ROW - 1) m_head.m_row = 0;
 		else m_head.m_row++;
 	}
@@ -53,11 +47,9 @@ void Head::get_new_pos() {
 
 bool Body::check_collision(Head &head) {
 	for(int i = 0; i < m_body.size(); i++) {
-		if(m_body.at(i).m_tail_pos.m_row == head.m_head.m_row) {
-			if(m_body.at(i).m_tail_pos.m_col == head.m_head.m_col) {
-				return true;
-			}
-		}
+		if(m_body[i].m_tail_pos.m_row != head.m_head.m_row) continue;
+		if(m_body[i].m_tail_pos.m_col != head.m_head.m_col) continue;
+		return true;
 	}
 	return false;
 }
@@ -70,9 +62,9 @@ void Body::get_new_pos(Head &head) {
 	if(m_body.empty()) return;
 	m_body[0].m_previous_tail_pos.set_new_point(head.m_previous_head);
 	for (int i = 1; i < m_body.size(); i++) {
-		m_body.at(i).m_previous_tail_pos.set_new_point(m_body[i - 1].m_tail_pos);
+		m_body[i].m_previous_tail_pos.set_new_point(m_body[i - 1].m_tail_pos);
 	}
 	for (int i = 0; i < m_body.size(); i++) {
-		m_body.at(i).m_tail_pos.set_new_point(m_body[i].m_previous_tail_pos);
+		m_body[i].m_tail_pos.set_new_point(m_body[i].m_previous_tail_pos);
 	}
 }

src/main.cpp

@@ -9,13 +9,13 @@ int main () {
 	std::srand(std::time(0));
 	Window window;
 	Input input;
-	Fruit fruit(window.m_board);
+	Fruit fruit;
 	Body body;
 	Head head;
 	bool running = true;
 	std::thread input_thread(
 			&Input::get_input, &input,
-			std::ref(head.m_head.m_direction),
+			std::ref(head.m_direction),
 			std::ref(running));
 
 	while (running) {
@@ -31,7 +31,7 @@ int main () {
 		fruit.get_new_pos(window.m_board, head);
 		body.get_new_pos(head);
 
-		head.m_previous_head.set_new_point(head.m_head.m_row, head.m_head.m_col, head.m_head.m_direction);
+		head.m_previous_head.set_new_point(head.m_head);
 		window.update_display(fruit, head, body);
 	}
 

src/window.cpp

@@ -10,7 +10,7 @@ void Window::update_display(Fruit &fruit, Head &head, Body &body) {
 		}
 	}
 	m_board[head.m_head.m_row][head.m_head.m_col] = '*';
-	m_board[fruit.m_point.m_row][fruit.m_point.m_col] = 'X';
+	m_board[fruit.m_point.m_row][fruit.m_point.m_col] = 'o';
 	for(int i = 0; i < body.m_body.size(); i++) {
 		m_board[body.m_body.at(i).m_tail_pos.m_row][body.m_body.at(i).m_tail_pos.m_col] = '@';
 	}