changes from m_row & m_col to x & y

src/element.cpp

@@ -1,8 +1,8 @@
 #include "element.hpp"
 #include "globals.hpp"
-#include <cstring>
 #include <cstdlib>
 #include <ctime>
+#include <ranges>
 
 int _score = 0;
 int _snake_size = 3;
@@ -11,44 +11,42 @@ int get_score() {
 	return _score;
 }
 
-void Point::set_new_point(int row, int col) {
-	m_row = row;
-	m_col = col;
+void Point::set_new_point(int _x, int _y) {
+	y = _y;
+	x = _x;
 }
 
 void determine_index_zero_pos(Point** buffer) {
 	auto& head = buffer[HEAD];
-	buffer[PREVIOUS_HEAD]->set_new_point(head->m_row, head->m_col);
+	buffer[PREVIOUS_HEAD]->set_new_point(head->x, head->y);
 
 	switch(head->m_dir) {
-		case LEFT:  head->m_col = (head->m_col + COL - 1) % COL; break;
-		case RIGHT: head->m_col = (head->m_col + 1) % COL; 	break;
-		case UP:    head->m_row = (head->m_row + ROW - 1) % ROW; break;
-		case DOWN:  head->m_row = (head->m_row + 1) % ROW; 	break;
+		case LEFT:  head->x = (head->x + COL - 1) % COL; break;
+		case RIGHT: head->x = (head->x + 1) % COL; 	 break;
+		case UP:    head->y = (head->y + ROW - 1) % ROW; break;
+		case DOWN:  head->y = (head->y + 1) % ROW; 	 break;
 	}
 }
 
 void move_tail_indicies(Point** buffer) {
 	if(_snake_size <= 3) return;
-	int new_row = buffer[PREVIOUS_HEAD]->m_row;
-	int new_col = buffer[PREVIOUS_HEAD]->m_col;
 	Point* last_point = buffer[_snake_size - 1];
 
-	memmove(buffer + 4, buffer + 3, (_snake_size - 4) * sizeof(Point*));
+	std::memmove(buffer + 4, buffer + 3, (_snake_size - 4) * sizeof(Point*));
 
 	buffer[3] = last_point;
-	if(buffer[3] != nullptr) buffer[3]->set_new_point(new_row, new_col);
+	if(buffer[3] != nullptr) buffer[3]->set_new_point(buffer[PREVIOUS_HEAD]->x, buffer[PREVIOUS_HEAD]->y);
 }
 
 void on_fruit_eaten(Point (*board)[COL], Point** buffer) {
 	int row, col;
-	if(buffer[FRUIT]->m_row == buffer[HEAD]->m_row && buffer[FRUIT]->m_col == buffer[HEAD]->m_col) {
+	if(buffer[FRUIT]->y == buffer[HEAD]->y && buffer[FRUIT]->x == buffer[HEAD]->x) {
 		do {
 			row = (rand() % ROW);
 			col = (rand() % COL);
 		} while (board[row][col].m_symbol != '.');
 		buffer[FRUIT]->set_new_point(row, col);
-		memmove(buffer + 4, buffer + 3, (_snake_size - 3) * sizeof(Point*));
+		std::memmove(buffer + 4, buffer + 3, (_snake_size - 3) * sizeof(Point*));
 		buffer[3] = new Point { ROW, COL, '@' };
 		_score++;
 		_snake_size++;
@@ -56,9 +54,11 @@ void on_fruit_eaten(Point (*board)[COL], Point** buffer) {
 }
 
 bool segment_overlap(Point** buffer) {
-	for(int i = 0; i < _snake_size; i++) {
-		if(buffer[i + 3] == nullptr) continue;
-		if(buffer[i + 3]->m_row == buffer[HEAD]->m_row && buffer[i + 3]->m_col == buffer[HEAD]->m_col) {
+	for(int i : std::ranges::views::iota(3, _snake_size)) {
+		if(buffer[i] != nullptr &&
+			buffer[i]->y == buffer[HEAD]->y &&
+			buffer[i]->x == buffer[HEAD]->x)
+		{
 			return true;
 		}
 	}

src/main.cpp

@@ -11,9 +11,9 @@ int main () {
 	bool running = true;
 	Point* buffer[MAX_LEN] = {}; // 2 for head, 1 for fruit, rest for tail
 
-	buffer[HEAD] = new Point { ROW / 2, COL / 2, '*' }; // Head
-	buffer[PREVIOUS_HEAD] = new Point { buffer[HEAD]->m_row, buffer[HEAD]->m_col, '.' };
-	buffer[FRUIT] = new Point { (rand() % ROW), (rand() % COL), 'o' }; // Fruit
+	buffer[HEAD] = new Point { COL / 2, ROW / 2, '*' };
+	buffer[PREVIOUS_HEAD] = new Point { buffer[HEAD]->x, buffer[HEAD]->y, '.' };
+	buffer[FRUIT] = new Point { (rand() % COL), (rand() % ROW), 'o' };
 
 	std::thread input_thread([&] { get_input(buffer[HEAD]->m_dir, running ); } ); 
 
@@ -25,8 +25,7 @@ int main () {
 		if(buffer[MAX_LEN - 1] != nullptr) {
 			std::cout << "You filled the whole board and won! Score: " << get_score() << std::endl;
 			running = false;
-		}
-		if(segment_overlap(buffer)) {
+		} if(segment_overlap(buffer)) {
 			std::cout << "You collided with yourself and died! Score: " << get_score() << std::endl;
 			running = false;
 		}

src/window.cpp

@@ -1,20 +1,21 @@
 #include "window.hpp"
-#include <algorithm>
 #include <iostream>
 #include <chrono>
 #include <ranges>
 #include <thread>
 
 void Window::clear_display() {
-	for(auto [i, j] : std::ranges::views::cartesian_product(std::ranges::views::iota(0, ROW), std::ranges::views::iota(0, COL))) {
-		m_board[i][j].m_symbol = '.';
+	for(int i : std::ranges::views::iota(0, ROW)) {
+		for(int j : std::ranges::views::iota(0, COL)) {
+			m_board[i][j].m_symbol = '.';
+		}
 	}
 }
 
 void Window::draw_display(int milliseconds) {
 	std::cout << "\033[H" << std::flush; // Clear screen
-	for(int i = 0; i < ROW; i++) {
-		for(int j = 0; j < COL; j++) {
+	for(int i : std::ranges::views::iota(0, ROW)) {
+		for(int j : std::ranges::views::iota(0, COL)) {
 			if(m_board[i][j].m_symbol != '.') { std::cout << m_board[i][j].m_symbol << " "; }
 			else { std::cout << ". "; }
 		}
@@ -24,8 +25,8 @@ void Window::draw_display(int milliseconds) {
 }
 
 void Window::update_display(Point** buffer) {
-	for(int i = 0; i < ROW * COL; i++) {
-		if(buffer[i] == nullptr || i == 1 || buffer[i]->m_row > ROW - 1 || buffer[i]->m_col > COL - 1) continue;
-		m_board[buffer[i]->m_row][buffer[i]->m_col].m_symbol =  buffer[i]->m_symbol;
+	for(int i : std::ranges::views::iota(0, ROW * COL)) {
+		if(buffer[i] == nullptr || i == 1 || buffer[i]->y > ROW - 1 || buffer[i]->x > COL - 1) continue;
+		m_board[buffer[i]->y][buffer[i]->x].m_symbol =  buffer[i]->m_symbol;
 	}
 }