Remove arrows when out of bounds

src/Arrow.hpp

@@ -1,20 +1,18 @@
 #ifndef ARROW_HPP
 #define ARROW_HPP
 
-#include <memory>
 #include "GameRenderer.hpp"
 #include "Sprite.hpp"
 
 class Arrow
 {
-private:
+public:
 	double x;
 	double y;
 	double angle;
 
 	static constexpr int speed = 5;
 
-public:
 	Arrow(double x, double y, double angle) : x(x), y(y), angle(angle) {}
 
 	void draw(const GameRenderer *renderer, const Sprite &sprite, double player_x, double player_y) const;

src/Game.cpp

@@ -25,6 +25,21 @@ void Game::update(std::stop_token stop_token)
 			arrow.update();
 		}
 
+		std::erase_if(arrows, [this](const Arrow &arrow) {
+			if (arrow.x < map.tile_offset_x * map.tile_size || arrow.y < map.tile_offset_x * map.tile_size) {
+				return true;
+			}
+
+			if (
+				arrow.x > (double)map.tiles.size() * map.tile_size + map.tile_offset_x ||
+				arrow.y > (double)map.tiles[0].size() * map.tile_size + map.tile_offset_y
+			) {
+				return true;
+			}
+
+			return false;
+		});
+
 		for (Zombo &zombo : zombos) {
 			zombo.update(player.x, player.y);
 		}

src/Map.hpp

@@ -11,7 +11,6 @@ class Map
 {
 private:
 	GameRenderer *renderer;
-	std::vector<std::vector<Tile>> tiles;
 
 	std::unique_ptr<Sprite> grass_sprite, path_sprite;
 
@@ -22,6 +21,8 @@ public:
 	double tile_offset_y;
 	int tile_size;
 
+	std::vector<std::vector<Tile>> tiles;
+
 	Map(GameRenderer *renderer, int tile_size);
 
 	~Map() = default;