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// SPDX-License-Identifier: GPL-2.0-or-later
/* SPDX-FileCopyrightText: 2004-2015 Simon Wunderlich <sw@simonwunderlich.de>
*/
#include <s3d.h>
#include <stdio.h> /* printf() */
#include <dirent.h> /* dirent */
#include <stdlib.h> /* malloc() */
#include <string.h> /* strlen(), strncmp(), strrchr() */
#include <unistd.h> /* chdir() */
#include <math.h> /* sin(),cos() */
#include <time.h> /* nanosleep() */
#include <sys/stat.h>
#include "example.h" /* S3DUNUSED */
static struct timespec t = {
0, 100*1000*1000
}; /* 100 mili seconds */
#define T_DUNO 0
#define T_LOCALDIR 1
#define T_BACKDIR 2
#define T_FOLDER 3
#define T_GEOMETRY 4
#define T_MUSIC 5
#define T_MOVIE 6
#define M_DIR 512
#define M_NAME 256
#define DEG2RAD(x) (x * ((float)M_PI / 180.0f))
static int folder, geometry, mp3, movie, duno, dot, dotdot;
struct t_item {
int icon_oid, descr_oid, pie_oid;
char name[M_NAME];
int type;
};
static struct t_item *item;
static int n_item = 0;
static int display_dir(const char *dir, int S3DUNUSED(depth), int posx, int posy, int posz)
{
struct dirent **namelist;
int n, i;
int px, py, pz;
char *ext;
char *nstr;
float alpha, al, radius, f;
char ndir[M_DIR+1];
struct stat s;
if (n_item) {
printf("freeing %d old items\n", n_item);
for (i = 0; i < n_item; i++) {
printf("deleting %d and %d\n", item[i].icon_oid, item[i].descr_oid);
s3d_del_object(item[i].descr_oid);
s3d_del_object(item[i].icon_oid);
s3d_del_object(item[i].pie_oid);
}
free(item);
}
n = i = scandir(dir, &namelist, NULL, alphasort);
if (n < 0) {
perror("scandir");
return -1;
} else {
item = (struct t_item*)malloc(sizeof(struct t_item) * i);
n_item = i;
while (n--) {
item[n].type = T_DUNO;
nstr = namelist[n]->d_name;
strncpy(item[n].name, nstr, sizeof(item[n].name));
item[n].name[sizeof(item[n].name) - 1] = '\0';
if ((0 == strncmp(nstr, ".", 1)) && (strlen(nstr) == 1))
item[n].type = T_LOCALDIR;
else if (0 == strncmp(nstr, "..", strlen(nstr) < 2 ? strlen(nstr) : 2))
item[n].type = T_BACKDIR;
else {
ext = strrchr(nstr, '.');
strncpy(ndir, dir, sizeof(ndir));
ndir[sizeof(ndir) - 1] = 0; /* just in case */
strncat(ndir, "/",
sizeof(ndir) - 1 - strlen(ndir));
strncat(ndir, namelist[n]->d_name,
sizeof(ndir) - 1 - strlen(ndir));
/* printf("displaying %s\n",ndir); */
stat(ndir, &s);
if (S_ISDIR(s.st_mode)) {
item[n].type = T_FOLDER;
} else {
if (ext != NULL) {
if (0 == strncmp(ext, ".3ds", strlen(ext) < 4 ? strlen(ext) : 4))
item[n].type = T_GEOMETRY;
else if (0 == strncmp(ext, ".mp3", strlen(ext) < 4 ? strlen(ext) : 4))
item[n].type = T_MUSIC;
else if (0 == strncmp(ext, ".mpg", strlen(ext) < 4 ? strlen(ext) : 4))
item[n].type = T_MOVIE;
}
}
}
switch (item[n].type) {
case T_LOCALDIR:
item[n].icon_oid = s3d_clone(dot);
break;
case T_BACKDIR:
item[n].icon_oid = s3d_clone(dotdot);
break;
case T_FOLDER:
item[n].icon_oid = s3d_clone(folder);
break;
case T_GEOMETRY:
item[n].icon_oid = s3d_clone(geometry);
break;
case T_MUSIC:
item[n].icon_oid = s3d_clone(mp3);
break;
case T_MOVIE:
item[n].icon_oid = s3d_clone(movie);
break;
default:
printf("don't know type, defaulting to duno %d...\n", duno);
item[n].icon_oid = s3d_clone(duno);
break;
}
alpha = ((360.0f * n) / ((float)i));
if (n_item < 5)
radius = ((50) / ((float)M_PI * 4));
else
radius = ((n_item * 10) / ((float)M_PI * 4));
px = posx - sinf(DEG2RAD(alpha)) * radius;
py = posy;
pz = posz - cosf(DEG2RAD(alpha)) * radius;
item[n].pie_oid = s3d_new_object();
s3d_push_vertex(item[n].pie_oid, 0, -2, 0);
al = ((360.0f * (n - 0.5f)) / ((float)i));
s3d_push_vertex(item[n].pie_oid,
posx - sinf(DEG2RAD(al))*radius, -2, posz - cosf(DEG2RAD(al))*radius);
al = ((360.0f * (n + 0.5f)) / ((float)i));
s3d_push_vertex(item[n].pie_oid,
posx - sinf(DEG2RAD(al))*radius, -2, posz - cosf(DEG2RAD(al))*radius);
f = 1.0f - 0.05f * (n % 2);
switch (item[n].type) {
case T_LOCALDIR:
s3d_push_material(item[n].pie_oid, 0, f, 0, 0.5, 0.5, 0.5, f, f, f);
break;
case T_BACKDIR:
s3d_push_material(item[n].pie_oid, 0, f / 2, 0, 0.5, 0.5, 0.5, f, f, f);
break;
case T_FOLDER:
s3d_push_material(item[n].pie_oid, f, f, 0, 0.5, 0.5, 0.0, f, f, 1);
break;
default:
s3d_push_material(item[n].pie_oid, f, f, f, 0.5, 0.5, 0.5, f, f, f);
break;
}
s3d_push_polygon(item[n].pie_oid, 0, 2, 1, 0);
s3d_push_vertex(item[n].pie_oid, (float)pz, -2.f, 0.f);
s3d_translate(item[n].icon_oid, (float)px, (float)py, (float)pz);
s3d_rotate(item[n].icon_oid, 0, alpha, 0);
s3d_flags_on(item[n].icon_oid, S3D_OF_VISIBLE | S3D_OF_SELECTABLE);
s3d_flags_on(item[n].pie_oid, S3D_OF_VISIBLE | S3D_OF_SELECTABLE);
item[n].descr_oid = s3d_draw_string(nstr, NULL);
s3d_link(item[n].descr_oid, item[n].icon_oid);
s3d_translate(item[n].descr_oid, -1, -2, 0);
/* r=s3d_get_radius(p); */
/* s3d_scale(p,1.0/r,1.0/r,1.0/r); */
s3d_flags_on(item[n].descr_oid, S3D_OF_VISIBLE | S3D_OF_SELECTABLE);
printf("string %d linked to %d\n", item[n].descr_oid, item[n].icon_oid);
free(namelist[n]);
}
free(namelist);
}
return 0;
}
static int object_click(struct s3d_evt *evt)
{
int i, oid;
char execstr[276];
oid = (int) * ((unsigned long *)evt->buf);
printf("!!!!!!!!! clicked object %d\n", oid);
for (i = 0; i < n_item; i++) {
if (((oid == item[i].icon_oid) || (oid == item[i].descr_oid)) ||
(oid == item[i].pie_oid)) {
switch (item[i].type) {
case T_BACKDIR:
case T_FOLDER:
case T_LOCALDIR:
printf("going into %s\n", item[i].name);
chdir(item[i].name);
display_dir(".", 0, 0, 0, 0);
return 0;
break;
case T_GEOMETRY:
printf("loading geometry %s\n", item[i].name);
snprintf(execstr, sizeof(execstr), "modelloader \"%s\"&\n", item[i].name);
system(execstr);
return 0;
break;
case T_MOVIE:
printf("playing %s\n", item[i].name);
snprintf(execstr, sizeof(execstr), "mplayer -vo s3d \"%s\"&\n", item[i].name);
system(execstr);
return 0;
break;
}
}
}
return 0;
}
static void mainloop(void)
{
nanosleep(&t, NULL);
}
int main(int argc, char **argv)
{
if (!s3d_init(&argc, &argv, "filebrowser")) {
/* load the object files */
folder = s3d_import_model_file("objs/folder.3ds");
geometry = s3d_import_model_file("objs/geometry.3ds");
mp3 = s3d_import_model_file("objs/notes.3ds");
movie = s3d_import_model_file("objs/film.3ds");
duno = s3d_import_model_file("objs/duno.3ds");
dot = s3d_import_model_file("objs/dot.3ds");
dotdot = s3d_import_model_file("objs/dotdot.3ds");
s3d_select_font("vera");
s3d_set_callback(S3D_EVENT_OBJ_CLICK, object_click);
display_dir(".", 0, 0, 0, 0);
s3d_mainloop(mainloop);
s3d_quit();
}
return 0;
}
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