From 14ffe0479dc33cb5ed96f85535f84fa91d56c48b Mon Sep 17 00:00:00 2001
From: Dominik Kaiser <dkaiser@1-C-7.42heilbronn.de>
Date: Thu, 9 May 2024 17:49:54 +0200
Subject: [PATCH] Add input to direction handling

---
 include/so_long.h | 42 +++++++++++++++++++++++++++++++++---------
 src/init.c        | 29 +++++++++++++++++++++--------
 src/input.c       | 39 +++++++++++++++++++++++++++++++++++++++
 src/loop.c        | 21 ++++++++++++++++++++-
 4 files changed, 113 insertions(+), 18 deletions(-)
 create mode 100644 src/input.c

diff --git a/include/so_long.h b/include/so_long.h
index 98b4711..11d9084 100644
--- a/include/so_long.h
+++ b/include/so_long.h
@@ -6,7 +6,7 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/05/08 14:14:02 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/05/09 16:13:43 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/09 17:38:18 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,15 +16,39 @@
 # include "libft.h"
 # include "mlx.h"
 
+enum			e_direction
+{
+	ZERO = 0,
+	UP = 1,
+	DOWN = 2,
+	LEFT = 4,
+	RIGHT = 8
+};
+
+typedef struct s_vector
+{
+	int			x;
+	int			y;
+}				t_vector;
+
+typedef struct s_player
+{
+	t_vector	position;
+	t_vector    direction;
+	t_vector	velocity;
+}				t_player;
+
 typedef struct s_game
 {
-	void	*mlx;
-	void	*window;
-}			t_game;
-
-int			init(t_game *game);
-int			loop(t_game *game);
-int	on_key_down(int key, t_game *game);
-int on_key_up(int keycode, t_game *game);
+	void		*mlx;
+	void		*window;
+	t_player	player;
+	int			input_direction;
+}				t_game;
+
+int				init(t_game *game);
+int				loop(t_game *game);
+int				on_key_down(int key, t_game *game);
+int				on_key_up(int keycode, t_game *game);
 
 #endif // SO_LONG_H
diff --git a/src/init.c b/src/init.c
index 569bed8..7c9645b 100644
--- a/src/init.c
+++ b/src/init.c
@@ -6,26 +6,39 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/05/09 14:50:09 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/05/09 16:13:22 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/09 17:48:10 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "mlx.h"
 #include "so_long.h"
 
-static void	init_hooks(t_game *game)
-{
-	mlx_loop_hook(game->mlx, loop, game);
-	/* mlx_key_hook(game->mlx, on_key_down, game); */
-	mlx_hook(game->window, 2, 0, on_key_down, game);
-	mlx_hook(game->window, 3, 0, on_key_up, game);
-}
+static void	init_hooks(t_game *game);
+static void	init_player(t_player *player, int x, int y);
 
 int	init(t_game *game)
 {
 	game->mlx = mlx_init();
 	game->window = mlx_new_window(game->mlx, 1920, 1080, "so_long");
 	// TODO: make size and title dynamic
+	game->input_direction = ZERO;
 	init_hooks(game);
+	init_player(&game->player, 960, 540);
+	// TODO: make player spawn point dynamic
 	return (0);
 }
+
+static void	init_hooks(t_game *game)
+{
+	mlx_loop_hook(game->mlx, loop, game);
+	mlx_hook(game->window, 2, 0, on_key_down, game);
+	mlx_hook(game->window, 3, 0, on_key_up, game);
+}
+
+static void	init_player(t_player *player, int x, int y)
+{
+	player->position.x = x;
+	player->position.y = y;
+	player->velocity.x = 0;
+	player->velocity.y = 0;
+}
diff --git a/src/input.c b/src/input.c
new file mode 100644
index 0000000..2fcdc4e
--- /dev/null
+++ b/src/input.c
@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   input.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/05/09 15:37:40 by dkaiser           #+#    #+#             */
+/*   Updated: 2024/05/09 17:48:20 by dkaiser          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "so_long.h"
+
+int	on_key_down(int keycode, t_game *game)
+{
+	if (keycode == 13)
+		game->input_direction |= UP;
+	else if (keycode == 0)
+		game->input_direction |= LEFT;
+	else if (keycode == 1)
+		game->input_direction |= DOWN;
+	else if (keycode == 2)
+		game->input_direction |= RIGHT;
+	return (0);
+}
+
+int	on_key_up(int keycode, t_game *game)
+{
+	if (keycode == 13)
+		game->input_direction &= ~UP;
+	else if (keycode == 0)
+		game->input_direction &= ~LEFT;
+	else if (keycode == 1)
+		game->input_direction &= ~DOWN;
+	else if (keycode == 2)
+		game->input_direction &= ~RIGHT;
+	return (0);
+}
diff --git a/src/loop.c b/src/loop.c
index 506dad1..a55360b 100644
--- a/src/loop.c
+++ b/src/loop.c
@@ -6,13 +6,32 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/05/09 15:09:24 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/05/09 15:10:15 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/09 17:48:13 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
+#include "libft.h"
+#include "mlx.h"
 #include "so_long.h"
 
 int	loop(t_game *game)
 {
+	mlx_clear_window(game->mlx, game->window);
+	if (game->input_direction & UP)
+		mlx_string_put(game->mlx, game->window, 150, 100, 0x00FFFFFF, "^");
+	if (game->input_direction & DOWN)
+		mlx_string_put(game->mlx, game->window, 150, 200, 0x00FFFFFF, "v");
+	if (game->input_direction & LEFT)
+		mlx_string_put(game->mlx, game->window, 100, 150, 0x00FFFFFF, "<");
+	if (game->input_direction & RIGHT)
+		mlx_string_put(game->mlx, game->window, 200, 150, 0x00FFFFFF, ">");
+	game->player.direction.x = ((game->input_direction & RIGHT) != 0)
+		- ((game->input_direction & LEFT) != 0);
+	game->player.direction.y = ((game->input_direction & DOWN) != 0)
+		- ((game->input_direction & UP) != 0);
+	mlx_string_put(game->mlx, game->window, 500, 500, 0x00FFFFFF,
+		ft_itoa(game->player.direction.x));
+	mlx_string_put(game->mlx, game->window, 550, 500, 0x00FFFFFF,
+		ft_itoa(game->player.direction.y));
 	return (0);
 }
-- 
2.47.2