zoom in & out but does not expand fractol

argv_check.c

@@ -0,0 +1,44 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   argv_check.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: gkrusta <[email protected]>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/08/21 11:19:14 by gkrusta           #+#    #+#             */
+/*   Updated: 2023/08/21 11:20:14 by gkrusta          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "fractol.h"
+
+int	check_argv(const char *set)
+{
+	int	selection;
+
+	selection = ft_atoi(set);
+	if (selection == 1 || selection == 2)
+		return (selection);
+	else
+		return (0);
+}
+
+void	calculate_set(t_fractol *f)
+{
+	if (f->set == 1)
+		mandelbrot(f);
+	else if (f->set == 2)
+		julia(f);
+/* 	else if (f->set = 3)
+		burning_ship(f); */
+}
+
+char	*choose_set(int set)
+{
+	if (set == 1)
+		return ("Mandelbrot");
+	else if (set == 2)
+		return ("Julia");
+	else
+		return ("Not found");
+}

colors.c

@@ -0,0 +1,34 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   colors.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: gkrusta <[email protected]>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/08/21 09:58:00 by gkrusta           #+#    #+#             */
+/*   Updated: 2023/08/21 11:54:58 by gkrusta          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "fractol.h"
+
+int get_rgba(int r, int g, int b, int a)
+{
+	return (r << 24 | g << 16 | b << 8 | a);
+}
+
+uint32_t	calculate_color(int iter)
+{
+	double	t;
+	int		r;
+	int		g;
+	int		b;
+
+	if (iter == MAX_ITER)
+		return (get_rgba(0, 0, 0, 255)); // Black for points in the set
+	t = (double)iter / MAX_ITER; // Calculate a value between 0 and 1
+	r = (int)(255 * (1 - t)); // Red component based on t
+	g = (int)(255 * (1 - t)); // Green component based on (1 - t)
+	b = (int)(255); // Blue component based on t=
+	return (get_rgba(r, g, b, 255));
+}

fractol.c

@@ -0,0 +1,58 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   fractol.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: gkrusta <[email protected]>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/08/21 10:01:09 by gkrusta           #+#    #+#             */
+/*   Updated: 2023/08/21 12:25:44 by gkrusta          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "fractol.h"
+
+void	mandelbrot(t_fractol *f)
+{
+	uint32_t	color;
+
+	f->y = 0;
+	while (f->y < HEIGHT)
+	{
+		f->x = 0;
+		while (f->x < WIDTH)
+		{
+			f->c_real = calculate_real_part(f); // coresponding c number: c_real
+			//printf("c real is %f\n", f->c_real);
+			f->c_imag = calculate_imag_part(f); // coresponding c number: c_imag * i
+			//printf("c imag is %f\n", f->c_imag);
+			f->iter = ft_calculate_iter(f); // calculate iter 
+			//printf ("iterations: %d\n", f->iter);
+			color = calculate_color(f->iter);
+			mlx_put_pixel(f->g_img, f->x, f->y, color);
+			f->x++;
+		}
+		f->y++;
+	}
+}
+
+void	julia(t_fractol *f)
+{
+	uint32_t	color;
+
+	f->y = 0;
+	while (f->y < HEIGHT)
+	{
+		f->x = 0;
+		while (f->x < WIDTH)
+		{
+			f->z_real = calculate_real_part(f); // coresponding c number: c_real
+			f->z_imag = calculate_imag_part(f); // coresponding c number: c_imag * i
+			f->iter = ft_calculate_iter(f); // calculate iter 
+			color = calculate_color(f->iter);
+			mlx_put_pixel(f->g_img, f->x, f->y, color);
+			f->x++;
+		}
+		f->y++;
+	}
+}

inc/fractol.h

@@ -6,7 +6,7 @@
 /*   By: gkrusta <[email protected]>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/07/28 12:45:05 by gkrusta           #+#    #+#             */
-/*   Updated: 2023/08/21 09:10:25 by gkrusta          ###   ########.fr       */
+/*   Updated: 2023/08/21 11:58:39 by gkrusta          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -48,16 +48,29 @@ typedef struct s_fractol {
 	double		c_imag;
 	double		y;
 	double		x;
+	double		lim_x;
+	double		lim_y;
+	double		zoom;
 	int			iter;
 }	t_fractol;
 
 
-//uint32_t	calculate_color(t_fractol *f);
-uint32_t calculate_color(int iter);
-int	get_rgba(int r, int g, int b, int a);
-/* void	hook(void *param);
-double	ft_calculate_c_real(double x);
-double	ft_calculate_c_imag(double y);
-int	ft_calculate_iterations(double c_real, double c_imag); */
+/* sets color based on number of iterations */
+uint32_t	calculate_color(int iter);
+int			get_rgba(int r, int g, int b, int a);
+
+/* fractol sets */
+void	mandelbrot(t_fractol *f);
+void	julia(t_fractol *f);
+
+/* calculations */
+double	calculate_real_part(t_fractol *f);
+double	calculate_imag_part(t_fractol *f);
+int		ft_calculate_iter(t_fractol *f);
+
+/* set */
+int		check_argv(const char *set);
+void	calculate_set(t_fractol *f);
+char	*choose_set(int set);
 
 #endif