42/42_INT_10_cube3d
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tmp bring back rays and highlight for debug purpose

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This commit is contained in:
hugogogo
2022-05-03 21:43:00 +02:00
parent 4414917234
commit 101680c839
6 changed files with 185 additions and 1 deletions
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47
srcs/draw/raycast.c
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@@ -1,5 +1,35 @@
#include "cube3d.h"
// tmp draw map
static void calcul_ray_end(t_rcast *rcast, t_vec *ray)
{
if (rcast->is_x)
{
ray->end.x = rcast->cell_x * rcast->cell;
if (rcast->ray_sign_x == 1)
ray->end.x += rcast->cell;
if (rcast->slope_x)
{
rcast->ratio = (double)(ray->end.x - ray->start.x);
rcast->ratio /= (double)rcast->slope_x;
ray->end.y = ray->start.y + (double)rcast->slope_y * rcast->ratio;
}
}
else
{
ray->end.y = rcast->cell_y * rcast->cell;
if (rcast->ray_sign_y == 1)
ray->end.y += rcast->cell;
if (rcast->slope_y)
{
rcast->ratio = (double)(ray->end.y - ray->start.y);
rcast->ratio /= (double)rcast->slope_y;
ray->end.x = ray->start.x + (double)rcast->slope_x * rcast->ratio;
}
}
}
// tmp end
static void calcul_img_column(t_game *game, t_rcast *rcast, t_wall *wall)
{
int tmp;
@@ -63,7 +93,24 @@ void raycast(t_game *game, t_rcast *rcast)
rcast->ray_nb = 0;
while (rcast->ray_nb <= rcast->screen_width)
{
// tmp draw map
// rays
game->ray_activ = 0;
if (rcast->ray_nb == game->ray_highlight)
game->ray_activ = 1;
//if (game->ray_activ) printf("hello\n");
// tmp end
ray_intersect_wall(game, rcast, &ray);
// tmp draw map
calcul_ray_end(rcast, &ray);
if (game->ray_activ)
draw_line(&game->map_img, &ray, 0x00FF00FF);
else if (rcast->ray_nb % 10 == 0)
draw_line(&game->map_img, &ray, 0x00FFFFFF);
// tmp end
calcul_wall(rcast);
calcul_img_column(game, rcast, &rcast->wall);
draw_column(game, rcast, &rcast->wall, &game->txt);