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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_draw_heals.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/24 20:22:45 by rbousset #+# #+# */
/* Updated: 2020/03/09 18:56:01 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
#include <cub3d.h>
#include <stdint.h>
#include <stdlib.h>
#include <math.h>
static void
ft_sort_heals_norme(float *dist_tab, int32_t it, t_cub *cl)
{
uint32_t tmp;
tmp = 0;
if (dist_tab[it] > dist_tab[it + 1])
{
tmp = dist_tab[it];
dist_tab[it] = dist_tab[it + 1];
dist_tab[it + 1] = tmp;
tmp = cl->mlist.heals_order[it];
cl->mlist.heals_order[it] = cl->mlist.heals_order[it + 1];
cl->mlist.heals_order[it + 1] = tmp;
it = 0;
}
}
void
ft_sort_heals(t_cub *cl)
{
float dist_tab[4096];
int32_t it;
it = 0;
while (it < cl->mlist.heals_nbr)
{
dist_tab[it] = ((cl->plist.pos_x - cl->heals[it].s_pos_x) *
(cl->plist.pos_x - cl->heals[it].s_pos_x) +
(cl->plist.pos_y - cl->heals[it].s_pos_y) *
(cl->plist.pos_y - cl->heals[it].s_pos_y));
cl->mlist.heals_order[it] = it;
it++;
}
it = 0;
while (it < cl->mlist.heals_nbr)
{
ft_sort_heals_norme(dist_tab, it, cl);
}
}
static void
ft_put_heal(t_sprite *sprite, t_cub *cl)
{
float dist;
t_rgb rgb;
if ((dist = sqrtf(powf(cl->plist.pos_x - sprite->s_pos_x, 2)
+ powf(cl->plist.pos_y - sprite->s_pos_y, 2))) <= 0)
dist = 0.0001;
rgb.r = (uint8_t)cl->tlist[17].ptr[sprite->tex_x * 4 + 4 *
cl->tlist[17].img_h * sprite->tex_y + 2];
rgb.g = (uint8_t)cl->tlist[17].ptr[sprite->tex_x * 4 + 4 *
cl->tlist[17].img_h * sprite->tex_y + 1];
rgb.b = (uint8_t)cl->tlist[17].ptr[sprite->tex_x * 4 + 4 *
cl->tlist[17].img_h * sprite->tex_y];
*(int*)(cl->img.ptr + ((uint16_t)sprite->x * 4 +
(sprite->y * cl->img.sizeline))) = ft_rgb_to_hex(dist, rgb, cl);
}
void
ft_draw_heals(t_cub *cl, t_sprite *sprite)
{
int32_t d;
sprite->x = sprite->drawstartx;
while (sprite->x < sprite->drawendx)
{
sprite->tex_x = (int32_t)((sprite->x - (-sprite->spritewidth / 2 +
sprite->spritescreenx))
* cl->tlist[17].img_w / sprite->spritewidth);
sprite->y = sprite->drawstarty;
while (sprite->y < sprite->drawendy)
{
d = sprite->y * 256 - cl->wlist.y_size * 128 +
sprite->spriteheight * 128;
sprite->tex_y = ((d * cl->tlist[17].img_h / 2) /
sprite->spriteheight) / 128;
if (sprite->transformy > 0
&& cl->tlist[17].ptr[sprite->tex_x * 4 + 4 *
cl->tlist[17].img_h * sprite->tex_y]
&& cl->rlist.wall_dist_tab[sprite->x] > sprite->transformy)
ft_put_heal(sprite, cl);
sprite->y++;
}
sprite->x++;
}
}
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