added debounce time

includes/fdf.h

@@ -3,39 +3,42 @@
 
 # include "../libft/includes/libft.h"
 # include <mlx.h>
-# include <math.h>		// for M_PI
-# include <fcntl.h>		// for open
+# include <math.h>			// for M_PI
+# include <fcntl.h>			// for open
+# include <time.h>			// for time
+# include <sys/time.h>	// for gettimeofday
 
 typedef struct s_fdf
 {
-	void		*mlx_ptr;
-	void		*win_ptr;
-	void		*img_ptr;
-	char		*img_addr;
-	int			**map;
-	int			offset;
-	int			min_z;
-	int			max_z;
-	int			z_amplitude;
-	int			altitude;
-	int			win_size_x;
-	int			win_size_y;
-	int			img_size_x;
-	int			img_size_y;
-	int			map_size_x;
-	int			map_size_y;
-	int			map_width;
-	int			map_height;
-	int			rot_x;
-	int			rot_y;
-	double		rad_x;
-	double		rad_y;
-	int			mov_x;
-	int			mov_y;
-	double		zoom;
-	int			img_bpp;
-	int			img_sizel;
-	int			img_endian;
+	void						*mlx_ptr;
+	void						*win_ptr;
+	void						*img_ptr;
+	char						*img_addr;
+	int							**map;
+	int							offset;
+	int							min_z;
+	int							max_z;
+	int							z_amplitude;
+	int							altitude;
+	int							win_size_x;
+	int							win_size_y;
+	int							img_size_x;
+	int							img_size_y;
+	int							map_size_x;
+	int							map_size_y;
+	int							map_width;
+	int							map_height;
+	int							rot_x;
+	int							rot_y;
+	double					rad_x;
+	double					rad_y;
+	int							mov_x;
+	int							mov_y;
+	double					zoom;
+	int							img_bpp;
+	int							img_sizel;
+	int							img_endian;
+	struct timeval	last_keypress_time;
 }				t_fdf;
 
 // fdf.c
@@ -71,16 +74,17 @@ int		**parse_map(t_fdf *fdf, int fd);
 // steps size for the hight transform with p and o
 // must be > 0
 // 100 is small, 1 is the biggest
-# define Z_HEIGHT			10
+# define Z_HEIGHT			50
 
 // color for altitude
 # define COLOR_START		0xffffff
-# define COLOR_END			0x00d700
-// R,G,B colors
-// ex for col = 0x236ad0
-# define COLOR_R(col)		((col & 0xff0000) >> 16)	// output 23
-# define COLOR_G(col)		((col & 0x00ff00) >> 8)		// output 6a
-# define COLOR_B(col)		(col & 0x0000ff)					// output d0
+/*
+# define COLOR_END			0x1423e6 // blue
+*/
+# define COLOR_END			0x00d700 // green
+
+// minimum time in milliseconds between two keypress
+# define DEBOUNCE_TIME	60
 
 # define ESCAPE			65307
 # define UP				65362

srcs/fdf.c

@@ -53,6 +53,8 @@ void	init_offset(t_fdf *fdf)
 
 void	init_fdf(t_fdf *fdf)
 {
+	struct timeval current_time;
+
 	fdf->win_size_x = 700;
 	fdf->win_size_y = 700;
 	fdf->img_size_x = fdf->win_size_x;
@@ -71,6 +73,8 @@ void	init_fdf(t_fdf *fdf)
 	fdf->mov_x = (fdf->win_size_x - fdf->map_size_x) / 2;
 	fdf->mov_y = (fdf->win_size_y - fdf->map_size_y) / 2;
 	fdf->zoom = 0;
+	gettimeofday(&current_time, NULL);
+	fdf->last_keypress_time = current_time;
 	init_server(fdf);
 	draw_image(fdf);
 }

srcs/keypress_bonus.c

@@ -34,6 +34,36 @@ void	keypress_more(int keycode, t_fdf *fdf)
 			fdf->altitude--;
 }
 
+int	should_ignore_keypress(const struct timeval *current_time, t_fdf *fdf)
+{
+	int	is_less;
+	unsigned long	current_milliseconds;
+	unsigned long	last_milliseconds;
+
+	current_milliseconds = (current_time->tv_sec % 1000) * 1000 + current_time->tv_usec / 1000;
+	last_milliseconds = (fdf->last_keypress_time.tv_sec % 1000) * 1000 + fdf->last_keypress_time.tv_usec / 1000;
+	is_less = (current_milliseconds - last_milliseconds) < DEBOUNCE_TIME;
+
+	/*
+		[1 705 151 587     ,905 277,49579540-1000000]
+		 1 705 151 587 000
+		 1 705 151 587 905
+		 1 705 151 587 % 1000 = 587
+		 587 * 1000 + 905 277 / 1000 = 587 000 + 905 = 587905
+
+		 [836 763,836 066]
+	ft_putchar('[');
+	ft_putnbr(current_milliseconds);
+	ft_putchar(',');
+	ft_putnbr(last_milliseconds);
+	ft_putchar(']');
+	*/
+
+	if (!is_less)
+		fdf->last_keypress_time = *current_time;
+	return is_less;
+}
+
 /*
 ** Q -> move left
 ** D -> move right
@@ -44,6 +74,11 @@ void	keypress_more(int keycode, t_fdf *fdf)
 */
 int	keypress(int keycode, t_fdf *fdf)
 {
+	struct timeval current_time;
+
+	gettimeofday(&current_time, NULL);
+	if (should_ignore_keypress(&current_time, fdf))
+		return (0);
 	if (keycode == ESCAPE)
 		shut_down(fdf);
 	else if (keycode == LEFT)