static void init_boards(void)
{
current_info.level.level = 0;
current_info.level.moves = 0;
current_info.level.boxes_to_go = 0;
current_info.player.row = 0;
current_info.player.col = 0;
current_info.player.spot = ' ';
current_info.max_level = 0;
current_info.level_offset = 0;
current_info.loaded_level = 0;
init_undo();
}
int glkunix_startup_code(glkunix_startup_t *data)
{
myargc = data->argc;
myargv = data->argv;
os_init_setup ();
os_process_arguments (myargc, myargv);
init_buffer ();
init_err ();
init_memory ();
init_proc ();
init_sound ();
init_text ();
os_init_screen ();
init_undo ();
z_restart ();
return TRUE;
}
int cdecl frotz_main (void)
{
os_init_setup ();
init_buffer ();
init_err ();
init_memory ();
init_process ();
init_sound ();
os_init_screen ();
init_undo ();
z_restart ();
interpret ();
script_close ();
record_close ();
replay_close ();
reset_memory ();
os_reset_screen ();
return 0;
}/* main */
static bool sokoban_loop(void)
{
char new_spot;
bool moved = true;
int i = 0, button = 0, lastbutton = 0;
short r = 0, c = 0;
current_info.level.level = 1;
load_level();
update_screen();
while (1) {
moved = true;
r = current_info.player.row;
c = current_info.player.col;
button = rb->button_get(true);
add_undo(button);
switch(button)
{
case BUTTON_OFF:
/* get out of here */
return PLUGIN_OK;
case SOKOBAN_UNDO:
#ifdef SOKOBAN_UNDO_PRE
if (lastbutton != SOKOBAN_UNDO_PRE)
break;
#else /* repeat can't work here for Ondio */
case SOKOBAN_UNDO | BUTTON_REPEAT:
#endif
/* this is UNDO */
undo();
rb->lcd_clear_display();
update_screen();
moved = false;
break;
case SOKOBAN_LEVEL_UP:
case SOKOBAN_LEVEL_UP | BUTTON_REPEAT:
/* increase level */
init_undo();
current_info.level.boxes_to_go=0;
moved = true;
break;
case SOKOBAN_LEVEL_DOWN:
case SOKOBAN_LEVEL_DOWN | BUTTON_REPEAT:
/* previous level */
init_undo();
if (current_info.level.level > 1)
current_info.level.level--;
draw_level();
moved = false;
break;
case SOKOBAN_LEVEL_REPEAT:
case SOKOBAN_LEVEL_REPEAT | BUTTON_REPEAT:
/* same level */
init_undo();
draw_level();
moved = false;
break;
case BUTTON_LEFT:
switch(current_info.board[r][c-1])
{
case ' ': /* if it is a blank spot */
case '.': /* if it is a home spot */
new_spot = current_info.board[r][c-1];
current_info.board[r][c-1] = '@';
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = new_spot;
break;
case '$':
switch(current_info.board[r][c-2])
{
case ' ': /* going from blank to blank */
current_info.board[r][c-2] = current_info.board[r][c-1];
current_info.board[r][c-1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
break;
case '.': /* going from a blank to home */
current_info.board[r][c-2] = '%';
current_info.board[r][c-1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
current_info.level.boxes_to_go--;
break;
default:
moved = false;
break;
}
break;
case '%':
switch(current_info.board[r][c-2]) {
case ' ': /* we are going from a home to a blank */
current_info.board[r][c-2] = '$';
current_info.board[r][c-1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
current_info.level.boxes_to_go++;
break;
case '.': /* if we are going from a home to home */
current_info.board[r][c-2] = '%';
current_info.board[r][c-1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
break;
default:
moved = false;
break;
}
break;
default:
moved = false;
break;
}
if (moved)
current_info.player.col--;
break;
case BUTTON_RIGHT: /* if it is a blank spot */
switch(current_info.board[r][c+1]) {
case ' ':
case '.': /* if it is a home spot */
new_spot = current_info.board[r][c+1];
current_info.board[r][c+1] = '@';
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = new_spot;
break;
case '$':
switch(current_info.board[r][c+2]) {
case ' ': /* going from blank to blank */
current_info.board[r][c+2] = current_info.board[r][c+1];
current_info.board[r][c+1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
break;
case '.': /* going from a blank to home */
current_info.board[r][c+2] = '%';
current_info.board[r][c+1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
current_info.level.boxes_to_go--;
break;
default:
moved = false;
break;
}
break;
case '%':
switch(current_info.board[r][c+2]) {
case ' ': /* going from a home to a blank */
current_info.board[r][c+2] = '$';
current_info.board[r][c+1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
current_info.level.boxes_to_go++;
break;
case '.':
current_info.board[r][c+2] = '%';
current_info.board[r][c+1] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
break;
default:
moved = false;
break;
}
break;
default:
moved = false;
break;
}
if (moved)
current_info.player.col++;
break;
case BUTTON_UP:
switch(current_info.board[r-1][c]) {
case ' ': /* if it is a blank spot */
case '.': /* if it is a home spot */
new_spot = current_info.board[r-1][c];
current_info.board[r-1][c] = '@';
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = new_spot;
break;
case '$':
switch(current_info.board[r-2][c]) {
case ' ': /* going from blank to blank */
current_info.board[r-2][c] = current_info.board[r-1][c];
current_info.board[r-1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
break;
case '.': /* going from a blank to home */
current_info.board[r-2][c] = '%';
current_info.board[r-1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
current_info.level.boxes_to_go--;
break;
default:
moved = false;
break;
}
break;
case '%':
switch(current_info.board[r-2][c]) {
case ' ': /* we are going from a home to a blank */
current_info.board[r-2][c] = '$';
current_info.board[r-1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
current_info.level.boxes_to_go++;
break;
case '.': /* if we are going from a home to home */
current_info.board[r-2][c] = '%';
current_info.board[r-1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
break;
default:
moved = false;
break;
}
break;
default:
moved = false;
break;
}
if (moved)
current_info.player.row--;
break;
case BUTTON_DOWN:
switch(current_info.board[r+1][c]) {
case ' ': /* if it is a blank spot */
case '.': /* if it is a home spot */
new_spot = current_info.board[r+1][c];
current_info.board[r+1][c] = '@';
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = new_spot;
break;
case '$':
switch(current_info.board[r+2][c]) {
case ' ': /* going from blank to blank */
current_info.board[r+2][c] = current_info.board[r+1][c];
current_info.board[r+1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
break;
case '.': /* going from a blank to home */
current_info.board[r+2][c] = '%';
current_info.board[r+1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = ' ';
current_info.level.boxes_to_go--;
break;
default:
moved = false;
break;
}
break;
case '%':
switch(current_info.board[r+2][c]) {
case ' ': /* going from a home to a blank */
current_info.board[r+2][c] = '$';
current_info.board[r+1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
current_info.level.boxes_to_go++;
break;
case '.': /* going from a home to home */
current_info.board[r+2][c] = '%';
current_info.board[r+1][c] = current_info.board[r][c];
current_info.board[r][c] = current_info.player.spot;
current_info.player.spot = '.';
break;
default:
moved = false;
break;
}
break;
default:
moved = false;
break;
}
if (moved)
current_info.player.row++;
break;
default:
if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
moved = false;
break;
}
if (button != BUTTON_NONE)
lastbutton = button;
if (moved) {
current_info.level.moves++;
rb->lcd_clear_display();
update_screen();
}
/* We have completed this level */
if (current_info.level.boxes_to_go == 0) {
current_info.level.level++;
/* clear undo stats */
init_undo();
rb->lcd_clear_display();
if (current_info.level.level > current_info.max_level) {
rb->lcd_putsxy(10, 20, "You WIN!!");
rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
for (i = 0; i < 30000 ; i++) {
rb->lcd_fillrect(0, 0, 111, 63);
rb->lcd_update();
button = rb->button_get(false);
if (button && ((button & BUTTON_REL) != BUTTON_REL))
break;
}
rb->lcd_set_drawmode(DRMODE_SOLID);
return PLUGIN_OK;
}
load_level();
update_screen();
}
} /* end while */
return PLUGIN_OK;
}
BOOL saveundo(BOOL in_instruction)
{
move_difference newdiff;
strid_t stack;
stream_result_t poo;
if(!allow_saveundo)
return TRUE;
/* In games which provide @save_undo, we will have already issued a faked
saveundo before the first @save_undo hits, since there hadn't been any
@save_undo before the first read line. So when this happens, wipe the
fake saveundo in favor of the real one */
if(in_instruction && movelist && !movelist->next
&& !movelist->PC_in_instruction)
init_undo();
if(!quetzal_diff(z_memory, prevstate, dynamic_size, &newdiff.delta,
&newdiff.deltalength, TRUE))
return FALSE;
#ifdef PARANOID
{
char *newmem = (char *) n_malloc(dynamic_size);
n_memcpy(newmem, prevstate, dynamic_size);
quetzal_undiff(newmem, dynamic_size, newdiff.delta,
newdiff.deltalength, TRUE);
if(n_memcmp(z_memory, newmem, dynamic_size)) {
n_show_error(E_SAVE, "save doesn't match itself", 0);
}
n_free(newmem);
}
#endif
newdiff.PC = PC;
newdiff.oldPC = oldPC;
newdiff.PC_in_instruction = in_instruction;
newdiff.stacklength = get_quetzal_stack_size();
newdiff.stackchunk = (zbyte *) n_malloc(newdiff.stacklength);
stack = glk_stream_open_memory((char *) newdiff.stackchunk,
newdiff.stacklength, filemode_Write, 0);
if(!stack) {
n_free(newdiff.delta);
n_free(newdiff.stackchunk);
return FALSE;
}
if(!quetzal_stack_save(stack)) {
glk_stream_close(stack, NULL);
n_free(newdiff.delta);
n_free(newdiff.stackchunk);
return FALSE;
}
glk_stream_close(stack, &poo);
if(poo.writecount != newdiff.stacklength) {
n_show_error(E_SAVE, "incorrect stack size assessment", poo.writecount);
n_free(newdiff.delta);
n_free(newdiff.stackchunk);
return FALSE;
}
while(move_index-- > 0) {
n_free(movelist->delta);
n_free(movelist->stackchunk);
LEremove(movelist);
}
LEadd(movelist, newdiff);
move_index++;
n_memcpy(prevstate, z_memory, dynamic_size);
has_done_save_undo = TRUE;
return TRUE;
}