void sierpinski(int posx, int posy, t_param *param)
{
int x;
int y;
int i;
x = -1;
while (++x < WIDTH)
{
y = -1;
while (++y < HEIGHT)
{
Z_I = abs(x - posx);
Z_R = abs(y - posy);
i = -1;
while (((int)Z_I % 3 != 1 || (int)Z_R % 3 != 1) && ++i < ITER)
fract_calc(param);
if (i != ITER)
img_put_pixel(param, x, y, mlx_get_color_value(MLX, 0));
else
img_put_pixel(param, x, y, mlx_get_color_value(MLX, 0 |
i * PAL[COLOR]));
}
}
}
void img_fill_inside(t_mlx *mlx, t_img *img, t_point *coord,
unsigned long colors[2])
{
unsigned int color;
img_put_pixel(mlx, img, coord, colors[0]);
++coord->x;
color = img_get_color(img, coord);
if (coord->x <= img->size.x && color != colors[1] && color != colors[0])
img_fill_inside(mlx, img, coord, colors);
coord->x -= 2;
color = img_get_color(img, coord);
if (coord->x >= 0 && color != colors[1] && color != colors[0])
img_fill_inside(mlx, img, coord, colors);
++coord->x;
++coord->y;
color = img_get_color(img, coord);
if (coord->y <= img->size.y && color != colors[1] && color != colors[0])
img_fill_inside(mlx, img, coord, colors);
coord->y -= 2;
color = img_get_color(img, coord);
if (coord->y >= 0 && color != colors[1] && color != colors[0])
img_fill_inside(mlx, img, coord, colors);
++coord->y;
}
static void brot_algo(t_env *env, int xx, int yy)
{
while (((env->lim->z_r * env->lim->z_r) + (env->lim->z_i * env->lim->z_i))
< 4 && (env->lim->i < env->lim->it_max))
{
env->lim->tmp = env->lim->z_r;
env->lim->z_r = env->lim->z_r * env->lim->z_r
- env->lim->z_i * env->lim->z_i + env->lim->c_r;
env->lim->z_i = 2 * env->lim->z_i * env->lim->tmp + env->lim->c_i;
env->lim->i++;
}
if (env->lim->i == env->lim->it_max)
{
choose_color(env->color, (env->lim->i * 10 / env->lim->it_max), 0, 0);
img_put_pixel(env, xx, yy, color_in_int(env->color));
}
else
{
choose_color(env->color, 0, (env->lim->i * 255 * env->lim->it_max),
(env->lim->i * 255 * env->lim->it_max));
img_put_pixel(env, xx, yy, color_in_int(env->color));
}
}
int img_put_circle(t_mlx *mlx, t_img *img, t_point coord[2],
unsigned long color)
{
double a;
t_point p;
a = 0;
while (a < (2 * M_PI))
{
p.x = coord[0].x + coord[1].x * cos(a);
p.y = coord[0].y + coord[1].x * sin(a);
img_put_pixel(mlx, img, &p, color);
a += (2 * M_PI) / (8 * coord[1].x);
}
return (1);
}
void draw_texture_col(t_env *e, t_view *v, t_line *l, int id)
{
t_texture *t;
int pos;
int y;
t = &(e->t[id]);
l->text_x = (int)(l->wall_x * (double)(t->wth));
if ((v->side == 0 && v->rdir.x > 0) || (v->side == 1 && v->rdir.y < 0))
l->text_x = t->wth - l->text_x - 1;
y = l->start.y;
while (y <= l->end.y)
{
l->d = (y - e->hgt) * 256 - WIN_H * 128 + l->line_h * 128;
l->text_y = (l->d * t->wth / l->line_h) / 256;
pos = t->sl * l->text_y + l->text_x * t->bpp / 8;
l->color = get_color(v->side, t, pos);
img_put_pixel(e, &(e->img), set_vect2i(l->x, y), l->color);
y++;
}
}