42_Fractol/win_draw.c at master · sohzaz/42_Fractol · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   win_draw.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: dbreton <dbreton@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2015/04/29 10:20:16 by dbreton           #+#    #+#             */
/*   Updated: 2015/12/29 11:55:12 by dbreton          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "fractol.h"

int					mandle_color(const t_mlx *s, const int i)
{
	int				col;

	if (s->color == 1)
		col = 0x050601 * i + 0x10000000;
	else
		col = (0x010606 * i);
	return (col);
}

static void			mandle_ite(t_mlx *s, int x, int y)
{
	long long		i;
	double			tmp;

	i = 0;
	while ((pow(s->z_r, 2) + pow(s->z_i, 2) < 4) && (i < s->max_ite))
	{
		tmp = s->z_r;
		s->z_r = pow(s->z_r, 2) - pow(s->z_i, 2) + s->c_r;
		s->z_i = 2 * s->z_i * tmp + s->c_i;
		i += 1;
	}
	put_in_image(s, x, y, mandle_color(s, i));
}

void				mandle_set(t_mlx *s)
{
	int				x;
	int				y;

	y = WIN_MAX_Y + 1;
	while (y >= 0)
	{
		x = WIN_MAX_X + 1;
		while (x >= 0)
		{
			s->z_r = 0.0;
			s->z_i = 0.0;
			s->c_r = 1.5 * (x - s->x_start) /
				(0.25 * (s->zoom / 100) * WIN_MAX_X) * 10;
			s->c_i =(y - s->y_start) /
				(0.25 * (s->zoom / 100) * WIN_MAX_Y) * 10;
			mandle_ite(s, x, y);
			x -= 1;
		}
		y--;
	}
}

int					sierp_carp_draw(int x, int y)
{
	while (x > 0 || y > 0)
	{
		if ((x % 3 == 1) && (y % 3 == 1))
			return (0);
		y /= 3;
		x /= 3;
	}
	return (0x503467);
}

void				sierp_carp_set(t_mlx *s)
{
	int				x;
	int				y;

	y = 0;
	while (y < WIN_MAX_Y)
	{
		x = 0;
		while (x < WIN_MAX_X)
		{
			put_in_image(s, x, y, sierp_carp_draw(
						llabs((x - s->x_start)) % (s->zoom * 100),
						llabs((y - s->y_start) % (s->zoom * 100))));
			x++;
		}
		y++;
	}
}