40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* raycasting.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: erey-bet <marvin@42.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2023/04/27 14:30:29 by erey-bet #+# #+# */
|
|
/* Updated: 2023/05/02 13:12:15 by erey-bet ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "game.h"
|
|
|
|
int ray(t_game *game)
|
|
{
|
|
t_ply *p;
|
|
t_ray *ray;
|
|
double camera;
|
|
int i;
|
|
|
|
i = 0;
|
|
p = game->ply;
|
|
ray = game->ray;
|
|
while (i <= WIDTH)
|
|
{
|
|
camera = 2 * i / (double)WIDTH - 1; //x-coordinate in camera space
|
|
ray->x = p->dir_x + p->pla_x * camera;
|
|
ray->y = p->dir_y + p->pla_y * camera;
|
|
}
|
|
}
|
|
|
|
int raycasting(t_game *game)
|
|
{
|
|
(void)game;
|
|
ray(game)
|
|
write(1, "raycasting...\n", 14);
|
|
return (0);
|
|
}
|