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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_sort_s_t.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 <stdlib.h>
#include <stdint.h>
float
**ft_alloc_dist_tab(void)
{
uint16_t i;
float **dist_tab;
if (!(dist_tab = (float **)malloc((FT_TOTAL_SPRT + 1) * sizeof(float*))))
return (NULL);
i = 0;
while (i < FT_TOTAL_SPRT + 1)
{
if (!(dist_tab[i] = (float *)malloc(4096 * sizeof(float))))
return (NULL);
i++;
}
return (dist_tab);
}
static int8_t
ft_set_current_sprite(t_cub *cl, int8_t j)
{
const int8_t st_o = cl->mlist.st_o[j];
if (st_o == 0)
return (4);
else if (st_o >= 1 && st_o <= 7)
return (st_o + 7);
else if (st_o == 8)
return (15);
else if (st_o == 9)
return (17);
else if (st_o >= 10)
return (st_o + 8);
return (0);
}
static void
ft_alloc_and_fill_big_t(float **dist_tab, t_cub *cl)
{
int32_t i;
int32_t j;
int32_t k;
if (!(cl->big_t = (float**)malloc(cl->big_t_val * sizeof(float*))))
ft_alloc_error(cl);
i = -1;
while (++i < cl->big_t_val)
if (!(cl->big_t[i] = (float*)malloc(4 * sizeof(float))))
ft_alloc_error(cl);
i = 0;
j = 0;
k = 0;
while (i < cl->big_t_val)
{
if (dist_tab[j][k])
{
ft_printf("%d\n", j);
cl->big_t[i][0] = dist_tab[j][k];
cl->big_t[i][1] = (float)ft_set_current_sprite(cl, j);
cl->big_t[i][2] = (float)j;
cl->big_t[i][3] = (float)k;
k++;
}
else
{
k = 0;
j++;
}
i++;
}
}
static void
ft_init_st(t_cub *cl, int32_t *st_o, float **dist_tab)
{
int8_t i;
int8_t j;
j = -1;
i = -1;
while (++i < FT_TOTAL_SPRT)
st_o[i] = -1;
i = -1;
while (++i < FT_TOTAL_SPRT)
{
if (cl->mlist.sprite_nbr[i] > 0)
{
st_o[++j] = i;
ft_memcpy(dist_tab[j], dist_tab[i], 4096 * sizeof(float));
}
}
}
void
ft_sort_s_t(t_cub *cl, float **dist_tab)
{
int32_t i;
ft_init_st(cl, cl->mlist.st_o, dist_tab);
i = -1;
while (++i < cl->big_t_val)
ft_memdel((void*)&cl->big_t[i]);
ft_memdel((void*)&cl->big_t);
i = -1;
cl->big_t_val = 0;
while (++i < FT_TOTAL_SPRT)
cl->big_t_val += cl->mlist.sprite_nbr[i];
ft_alloc_and_fill_big_t(dist_tab, cl);
i = -1;
while (++i < FT_TOTAL_SPRT + 1)
ft_memdel((void*)&dist_tab[i]);
ft_memdel((void*)&dist_tab);
}
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