diff --git a/builds/draw_bonus.o b/builds/draw_bonus.o
index 69c22e3..96e4317 100644
Binary files a/builds/draw_bonus.o and b/builds/draw_bonus.o differ
diff --git a/builds/fdf.o b/builds/fdf.o
index 858b183..3806a75 100644
Binary files a/builds/fdf.o and b/builds/fdf.o differ
diff --git a/builds/keypress_bonus.o b/builds/keypress_bonus.o
index c48d85f..1204a13 100644
Binary files a/builds/keypress_bonus.o and b/builds/keypress_bonus.o differ
diff --git a/builds/modifs.o b/builds/modifs.o
index 534126f..15803a4 100644
Binary files a/builds/modifs.o and b/builds/modifs.o differ
diff --git a/builds/parse.o b/builds/parse.o
index 0f28926..6a97970 100644
Binary files a/builds/parse.o and b/builds/parse.o differ
diff --git a/fdf b/fdf
index e24d73d..bebbe74 100755
Binary files a/fdf and b/fdf differ
diff --git a/includes/fdf.h b/includes/fdf.h
index 3310eb7..b0219b0 100644
--- a/includes/fdf.h
+++ b/includes/fdf.h
@@ -54,6 +54,9 @@ void	draw_grid(t_fdf *fdf, int i, int j);
 void	draw_lines(t_fdf *fdf, int *start, int *end);
 void	draw_color_pixel(t_fdf *fdf, int new_x, int new_y, int z);
 void	draw_pixel(t_fdf *fdf, int x, int y, int color);
+int		is_outise_screen(t_fdf *fdf, int x, int y);
+int		get_primary_color(char primar, int percent);
+int		color_percent(t_fdf *fdf, int *p_start, int *p_end, int p_numerator, int p_denominator);
 
 // keypress.c
 void	keypress_more(int keycode, t_fdf *fdf);
diff --git a/srcs/draw_bonus.c b/srcs/draw_bonus.c
index 58e3f82..1fecf27 100644
--- a/srcs/draw_bonus.c
+++ b/srcs/draw_bonus.c
@@ -32,16 +32,44 @@ void	draw_grid(t_fdf *fdf, int i, int j)
 	if (i + 1 < fdf->map_width)
 		point_end = new_coordinates(fdf, i + 1, j);
 	draw_lines(fdf, point_start, point_end);
+	free(point_end);
+	point_end = NULL;
 	if (j + 1 < fdf->map_height)
-	{
-		free(point_end);
 		point_end = new_coordinates(fdf, i, j + 1);
-	}
 	draw_lines(fdf, point_start, point_end);
 	free(point_start);
 	free(point_end);
 }
 
+void	draw_lines(t_fdf *fdf, int *start, int *end)
+{
+	int	dx;
+	int	dy;
+	int	i;
+	int	j;
+	int	percent;
+
+	if (end)
+	{
+		dx = end[0] - start[0];
+		dy = end[1] - start[1];
+		i = 0;
+		j = 0;
+		while (ft_abs(i) <= ft_abs(dx) && ft_abs(j) <= ft_abs(dy))
+		{
+			if (!is_outise_screen(fdf, start[0] + i, start[1] + j))
+			{
+				percent = color_percent(fdf, start, end, ft_abs(i) + ft_abs(j), ft_abs(dx) + ft_abs(dy));
+				draw_color_pixel(fdf, start[0] + i, start[1] + j, percent);
+			}
+			if (!ft_abs(dx) || ft_abs(j) < ft_abs(i * dy / dx))
+				j += ft_sign(dy);
+			else
+				i += ft_sign(dx);
+		}
+	}
+}
+
 // return the position of the point p
 // in percentage of the total height of the map :
 //   z_min---start---point---end----z_max
@@ -59,7 +87,8 @@ void	draw_grid(t_fdf *fdf, int i, int j)
 // - line          : end - start
 // - p_numerator   : px + py
 // - p_denominator : ex + ey
-int	color_percent(t_fdf *fdf, int *p_start, int *p_end, int p_numerator, int p_denominator) {
+int	color_percent(t_fdf *fdf, int *p_start, int *p_end, int p_numerator, int p_denominator)
+{
 	int z_total;
 	int start;
 	int line;
@@ -88,30 +117,18 @@ int	color_percent(t_fdf *fdf, int *p_start, int *p_end, int p_numerator, int p_d
 	return (percent);
 }
 
-void	draw_lines(t_fdf *fdf, int *start, int *end)
+void	draw_color_pixel(t_fdf *fdf, int new_x, int new_y, int percent)
 {
-	int	dx;
-	int	dy;
-	int	i;
-	int	j;
-	int	percent;
+	int	color_r;
+	int	color_g;
+	int	color_b;
+	int	color;
 
-	if (end)
-	{
-		dx = end[0] - start[0];
-		dy = end[1] - start[1];
-		i = 0;
-		j = 0;
-		while (ft_abs(i) <= ft_abs(dx) && ft_abs(j) <= ft_abs(dy))
-		{
-			percent = color_percent(fdf, start, end, ft_abs(i) + ft_abs(j), ft_abs(dx) + ft_abs(dy));
-			draw_color_pixel(fdf, start[0] + i, start[1] + j, percent);
-			if (!ft_abs(dx) || ft_abs(j) < ft_abs(i * dy / dx))
-				j += ft_sign(dy);
-			else
-				i += ft_sign(dx);
-		}
-	}
+	color_r = get_primary_color('r', percent);
+	color_g = get_primary_color('g', percent);
+	color_b = get_primary_color('b', percent);
+	color = (color_r << 16) + (color_g << 8) + color_b;
+	draw_pixel(fdf, new_x, new_y, color);
 }
 
 int	get_primary_color(char primar, int percent)
@@ -136,30 +153,24 @@ int	get_primary_color(char primar, int percent)
 	return (new_primary_color);
 }
 
-void	draw_color_pixel(t_fdf *fdf, int new_x, int new_y, int percent)
-{
-	int	color_r;
-	int	color_g;
-	int	color_b;
-	int	color;
-
-	color_r = get_primary_color('r', percent);
-	color_g = get_primary_color('g', percent);
-	color_b = get_primary_color('b', percent);
-	color = (color_r << 16) + (color_g << 8) + color_b;
-	draw_pixel(fdf, new_x, new_y, color);
-}
-
 void	draw_pixel(t_fdf *fdf, int x, int y, int color)
 {
 	int	position;
+
+	if (is_outise_screen(fdf, x, y))
+		return ;
+	position = y * fdf->img_sizel + x * fdf->img_bpp / 8;
+	*(unsigned int *)(fdf->img_addr + position) = color;
+}
+
+int	is_outise_screen(t_fdf *fdf, int x, int y)
+{
 	int	xmax;
 	int	ymax;
 
 	xmax = fdf->img_sizel / (fdf->img_bpp / 8);
 	ymax = fdf->img_size_y;
 	if (x < 0 || y < 0 || x > xmax || y > ymax)
-		return ;
-	position = y * fdf->img_sizel + x * fdf->img_bpp / 8;
-	*(unsigned int *)(fdf->img_addr + position) = color;
+		return (1);
+	return (0);
 }