From 300128b8b0eaf4e6dd04c076887721dc645c939e Mon Sep 17 00:00:00 2001
From: Dominik Kaiser <dkaiser@1-C-7.42heilbronn.de>
Date: Tue, 14 May 2024 12:45:49 +0200
Subject: [PATCH] Outsource player processing and add collision func

---
 Makefile             |  3 ++-
 include/so_long.h    |  6 +++++-
 src/collision.c      | 35 +++++++++++++++++++++++++++++++++++
 src/loop.c           | 12 ++----------
 src/player_process.c | 40 ++++++++++++++++++++++++++++++++++++++++
 5 files changed, 84 insertions(+), 12 deletions(-)
 create mode 100644 src/collision.c
 create mode 100644 src/player_process.c

diff --git a/Makefile b/Makefile
index 763c897..84d93f3 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,8 @@ HEADERS	=	-Iinclude -Ilibft -IMLX42/include
 LIBS	=	-Llibft -lft -lm -LMLX42/build -lmlx42 -ldl -lglfw -pthread
 
 VPATH	:=	src
-SRC		=	main.c init.c loop.c input.c draw.c tilemap.c
+SRC		=	main.c init.c loop.c input.c draw.c tilemap.c player_process.c \
+			collision.c
 
 OBJ_DIR	:=	obj
 OBJ		:=	$(addprefix $(OBJ_DIR)/, $(SRC:%.c=%.o))
diff --git a/include/so_long.h b/include/so_long.h
index e9097d1..bd40371 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: 2024/05/11 16:10:26 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/14 12:41:08 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -80,8 +80,12 @@ int				load_map_from_file(t_tilemap *tilemap, char *filename);
 
 int				init(t_game *game);
 void			loop(void *params);
+void			player_process(t_game *game);
 int				draw(t_game *game);
 int				draw_map(t_game *game);
 void			on_key_input(mlx_key_data_t event, void *params);
 
+int				check_collision(t_vector a_pos, t_vector a_size, t_vector b_pos,
+					t_vector b_size);
+
 #endif // SO_LONG_H
diff --git a/src/collision.c b/src/collision.c
new file mode 100644
index 0000000..fee1452
--- /dev/null
+++ b/src/collision.c
@@ -0,0 +1,35 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   collision.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/05/14 11:48:59 by dkaiser           #+#    #+#             */
+/*   Updated: 2024/05/14 12:26:02 by dkaiser          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "so_long.h"
+
+int	check_collision(t_vector a_pos, t_vector a_size, t_vector b_pos,
+		t_vector b_size)
+{
+    int result;
+
+    result = 0;
+	if (a_pos.x < b_size.x + b_pos.x && a_pos.x + a_size.x > b_pos.x
+		&& a_pos.y < b_size.y + b_pos.y && a_pos.y + a_size.y > b_pos.y)
+    {
+        if (a_pos.x < b_pos.x)
+            result |= RIGHT;
+        if (a_pos.x > b_pos.x)
+            result |= LEFT;
+        if (a_pos.y < b_pos.y)
+            result |= DOWN;
+        if (a_pos.y > b_pos.y)
+            result |= UP;
+    }
+	return (result);
+}
+
diff --git a/src/loop.c b/src/loop.c
index 62b5ed9..c4f95b3 100644
--- a/src/loop.c
+++ b/src/loop.c
@@ -6,11 +6,10 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/05/09 15:09:24 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/05/10 13:18:51 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/14 12:45:26 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
 #include "so_long.h"
 
 void	loop(void *params)
@@ -18,13 +17,6 @@ void	loop(void *params)
 	t_game	*game;
 
 	game = (t_game *)params;
-	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);
-	game->player.position.x += game->player.direction.x * PLAYER_MOVE_SPEED
-		* game->mlx->delta_time;
-	game->player.position.y += game->player.direction.y * PLAYER_MOVE_SPEED
-		* game->mlx->delta_time;
+	player_process(game);
 	draw(game);
 }
diff --git a/src/player_process.c b/src/player_process.c
new file mode 100644
index 0000000..8cabe9a
--- /dev/null
+++ b/src/player_process.c
@@ -0,0 +1,40 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   player_process.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/05/14 12:40:05 by dkaiser           #+#    #+#             */
+/*   Updated: 2024/05/14 12:44:17 by dkaiser          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "so_long.h"
+
+static t_vector	get_direction_from_input(t_game *game);
+
+void	player_process(t_game *game)
+{
+	t_player	player;
+
+	player = game->player;
+	player.direction = get_direction_from_input(game);
+	player.velocity.x = player.direction.x * PLAYER_MOVE_SPEED
+		* game->mlx->delta_time;
+	player.velocity.y = player.direction.y * PLAYER_MOVE_SPEED
+		* game->mlx->delta_time;
+	player.position.x += player.velocity.x;
+	player.position.y += player.velocity.y;
+}
+
+static t_vector	get_direction_from_input(t_game *game)
+{
+	t_vector	result;
+
+	result.x = ((game->input_direction & RIGHT) != 0)
+		- ((game->input_direction & LEFT) != 0);
+	result.y = ((game->input_direction & DOWN) != 0)
+		- ((game->input_direction & UP) != 0);
+	return (result);
+}
-- 
2.47.2