return bm;
}
+int check_xy_exists(int x, int y, bimap *bm)
+{
+ int res = 0;
+ if (getxy(x, y, bm->f) != NULL) res = 1;
+ return res;
+}
+
+int check_space(int x, int y, direction d, int delta, bimap *bm)
+{
+ switch(d){
+ case LEFT: x = x - delta; break;
+ case UP: y = y - delta; break;
+ case RIGHT: x = x + delta; break;
+ case DOWN: y = y + delta; break;
+ }
+ return check_xy_exists(x, y, bm);
+}
+
/*
* Each coordinate has three related boolean variables. The combination of those boolean variables
* defines tiles:
BDDVAR vars[HASH_COUNT(screen) * 3];
for (uint8_t i = 0; i < HASH_COUNT(screen) * 3; i++){
- vars[i] = i;
+ vars[i] = i * 2;
}
uint8_t st_enc[HASH_COUNT(screen) * 3];
break;
}
}
- /* some testing...
- xy_bddvar_map *map = NULL;
- map = create_xy_bddvar_map(screen);
- xy_bddvar_map *m = getxy(1, 1, map);
- bddvar_xy_map *map2 = NULL;
- map2 = create_bddvar_xy_map(screen);
- bddvar_xy_map *m2 = getbdd(2, map2);
- printf("Test1: %d %d\n", m->value.var[0], m->value.var[1]);
- printf("Test2: %d %d\n", m2->value.x, m2->value.y);
- */
- /* some more testing...
- bimap *bm = NULL;
- bm = create_bimap_helper(screen);
- xy_bddvar_map *m = getxy(1, 1, bm->f);
- bddvar_xy_map *m2 = getbdd(2, bm->t);
- printf("Test1: %d %d\n", m->value.var[0], m->value.var[1]);
- printf("Test2: %d %d\n", m2->value.x, m2->value.y);
- printf("%d tiles were encoded\n", tile_index);
- if (bm != NULL) printf ("WORKS!\n");
- */
s = sylvan_cube(varset, st_enc);
fullState->bdd = s;
printf("Initial state encoded\n");
return fullState;
}
+int
+test_relprod()
+{
+ LACE_ME;
+
+ BDDVAR vars[] = {0,2,4};
+ BDDVAR all_vars[] = {4,5};
+
+ BDDSET vars_set = sylvan_set_fromarray(vars, 3);
+ BDDSET all_vars_set = sylvan_set_fromarray(all_vars, 2);
+
+ BDD s, t, next, prev;
+ BDD zeroes, ones;
+
+ // transition relation: 000 --> 111 and !000 --> 000
+ t = sylvan_false;
+ //t = sylvan_union_cube(t, all_vars_set, ((uint8_t[]){0,1,0,1,0,1}));
+ //t = sylvan_union_cube(t, all_vars_set, ((uint8_t[]){1,0,2,0,2,0}));
+ //t = sylvan_union_cube(t, all_vars_set, ((uint8_t[]){2,0,1,0,2,0}));
+ t = sylvan_union_cube(t, all_vars_set, ((uint8_t[]){1,0}));
+
+ s = sylvan_cube(vars_set, (uint8_t[]){0,0,1});
+ zeroes = sylvan_cube(vars_set, (uint8_t[]){0,0,0});
+ ones = sylvan_cube(vars_set, (uint8_t[]){0,0,1});
+
+ next = sylvan_relnext(s, t, all_vars_set);
+ prev = sylvan_relprev(t, next, all_vars_set);
+ if (next == zeroes) printf("Pass 1\n");
+ if (prev == ones || prev == zeroes) printf("Pass 2\n");
+
+ return 0;
+}
+
BDD encode_rel(sokoban_screen *screen)
{
- int num_tiles;
- num_tiles = HASH_COUNT(screen);
- printf("Number of tiles: %d\n", num_tiles);
+ LACE_ME;
+ // int tile_count = 0;
+ BDD t = sylvan_false;
+ //BDDVAR relvars[];
+ //BDDSET relvarset;
+ //uint8_t rel_enc[];
+
+ bimap *bm = create_bimap_helper(screen);
+ int x = 0;
+ int y = 0;
+ bddvar_xy_map *bddxy = NULL;
//left relation
+ for (unsigned int i = 0; i < HASH_COUNT(screen); i++){
+ printf("i:%d\n", i);
+ bddxy = getbdd(i*3, bm->t);
+ x = bddxy->value.x;
+ y = bddxy->value.y;
+ if (check_space(x, y, LEFT, 1, bm) == 0){
+ sokoban_screen *tmp_scr = get_coord(x, y, screen);
+ if (tmp_scr->tile == AGENT){
+ //1 1 0 0 1 1 (1 0 1 -> 1 0 1)
+ BDDVAR relvars[6] = {i * 3, i * 3 + 1, i * 3 + 2, i * 3 + 3, i * 3 + 4, i * 3 + 5};
+ BDDSET relvarset = sylvan_set_fromarray(relvars, 6);
+ uint8_t rel_enc[6] = {1, 1, 0, 0, 1, 1};
+ t = sylvan_union_cube(t, relvarset, rel_enc);
+ }
+ if (tmp_scr->tile == TARGAGENT){
+ //1 1 1 1 0 0 (1 1 0 -> 1 1 0)
+ //relvars[6] = {i * 3, i * 3 + 1, i * 3 + 2, i * 3 + 3, i * 3 + 4, i * 3 + 5};
+ //rel_enc[6] = {1, 1, 1, 1, 0, 0};
+ //relvarset = sylvan_union_cube(t, relvarset, rel_enc);
+ }
+ }
+ else if (check_space(x, y, LEFT, 1, bm) == 1 && check_space(x, y, LEFT, 2, bm) == 0){
+ sokoban_screen *tmp_scr = get_coord(x, y, screen);
+ sokoban_screen *tmp_scr_d = get_coord(x - 1, y, screen);
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && (tmp_scr_d->tile == BOX || tmp_scr_d->tile == TARGBOX)){
+ //can't move
+ }
+ if (tmp_scr->tile == TARGAGENT && (tmp_scr_d->tile == BOX || tmp_scr_d->tile == TARGBOX)){
+ //can't move
+ }
+ }
+ else if (check_space(x, y, LEFT, 1, bm) == 1 && check_space(x, y, LEFT, 2, bm) == 1){
+ sokoban_screen *tmp_scr = get_coord(x, y, screen);
+ sokoban_screen *tmp_scr_d = get_coord(x - 1, y, screen);
+ sokoban_screen *tmp_scr_g = get_coord(x - 2, y, screen);
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d-> tile == BOX && (tmp_scr_g->tile == BOX || tmp_scr_g->tile == TARGBOX)){
+ //can't move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d-> tile == BOX && (tmp_scr_g->tile == BOX || tmp_scr_g->tile == TARGBOX)){
+ //can't move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == BOX && tmp_scr_g->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == TARGBOX && tmp_scr_g->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == BOX && tmp_scr_g->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == AGENT && tmp_scr_d->tile == TARGBOX && tmp_scr_g->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == BOX && tmp_scr_g->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == TARGBOX && tmp_scr_g->tile == FREE){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == BOX && tmp_scr_g->tile == TARGET){
+ //can move
+ }
+ if (tmp_scr->tile == TARGAGENT && tmp_scr_d->tile == TARGBOX && tmp_scr_g->tile == TARGET){
+ //can move
+ }
+ }
+ printf("x:%d y:%d\n", x, y);
+ }
//up relation