42/42_INT_10_cube3d
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possibility to choose angle of view

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This commit is contained in:
hugogogo
2022-04-23 11:58:11 +02:00
parent fac1f78230
commit e9b0dd7ec9
9 changed files with 72 additions and 48 deletions
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27
srcs/init/init_struct.c
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@@ -12,6 +12,7 @@ static void init_map(t_map *map)
{
map->size_x = 24;
map->size_y = 24;
map->cell = CELL;
// map
int tmp[24][24] = {
{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
@@ -64,21 +65,26 @@ static void init_map(t_map *map)
static void init_raycast(t_rcast *rcast)
{
// draw screen dist
double dist;
dist = (SCREEN_FOCAL / 2) * M_PI / 180;
dist = cos(dist) * ((SCREEN_DEF / 2) / sin(dist));
rcast->screen_def = SCREEN_DEF;
// screen dist
rcast->screen_dist.start.x = 0;
rcast->screen_dist.start.y = 0;
rcast->screen_dist.end.x = 0;
rcast->screen_dist.end.y = -SCREEN_DIST;
// draw screen size
rcast->screen_size.start.x = -SCREEN_SIZE / 2;
rcast->screen_size.start.y = -SCREEN_DIST;
rcast->screen_size.end.x = SCREEN_SIZE / 2;
rcast->screen_size.end.y = -SCREEN_DIST;
// draw ray
rcast->screen_dist.end.y = -dist;
// screen size
rcast->screen_size.start.x = -SCREEN_DEF / 2;
rcast->screen_size.start.y = -dist;
rcast->screen_size.end.x = SCREEN_DEF / 2;
rcast->screen_size.end.y = -dist;
// first ray
rcast->ray.start.x = 0;
rcast->ray.start.y = 0;
rcast->ray.end.x = -SCREEN_SIZE / 2;
rcast->ray.end.y = -SCREEN_DIST;
rcast->ray.end.x = -SCREEN_DEF / 2;
rcast->ray.end.y = -dist;
}
static void init_plr(t_plr *plr)
@@ -118,6 +124,7 @@ t_game *init_game(void)
ft_bzero(&game->k_hook, sizeof(game->k_hook));
// raycasting
init_raycast(&(game->rcast));
game->rcast.cell = game->map.cell;
// create image and get its data address
init_img(&(game->map_img), game);
return (game);