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-rw-r--r--source/nds/gui.c61
1 files changed, 49 insertions, 12 deletions
diff --git a/source/nds/gui.c b/source/nds/gui.c
index 934b254..70b66ca 100644
--- a/source/nds/gui.c
+++ b/source/nds/gui.c
@@ -61,7 +61,7 @@ char *language_options[] = { (char *) &lang[0], (char *) &lang[1], (char *) &lan
#define NDSSFC_VERSION "1.18"
-#define SAVE_STATE_SLOT_NUM 10
+#define SAVE_STATE_SLOT_NUM 16
#define LANGUAGE_PACK "SYSTEM/language.msg"
#define EMU_CONFIG_FILENAME "SYSTEM/ndssfc.cfg"
@@ -79,6 +79,8 @@ GAME_CONFIG game_config;
//save state file map
static u32 savestate_index; // current selection in the saved states menu
static u32 latest_save; // Slot number of the latest (in time) save for this game
+static bool8 SavedStateExistenceCached [SAVE_STATE_SLOT_NUM]; // [I] == TRUE if Cache[I] is meaningful
+static bool8 SavedStateExistenceCache [SAVE_STATE_SLOT_NUM];
#define MAKE_MENU(name, init_function, passive_function, key_function, end_function, \
focus_option, screen_focus) \
@@ -284,6 +286,7 @@ static FILE* get_savestate_snapshot(char *savestate_filename);
static void get_savestate_filename(u32 slot, char *name_buffer);
static uint8 SavedStateSquareX (u32 slot);
static bool8 SavedStateFileExists (u32 slot);
+static void SavedStateCacheInvalidate (void);
void get_newest_savestate(char *name_buffer);
static int sort_function(const void *dest_str_ptr, const void *src_str_ptr);
static u32 parse_line(char *current_line, char *current_str);
@@ -1863,6 +1866,7 @@ u32 menu(u16 *screen)
get_savestate_filename(slot_index, tmp_filename);
sprintf(line_buffer, "%s/%s", DEFAULT_RTS_DIR, tmp_filename);
remove(line_buffer);
+ SavedStateCacheInvalidate ();
}
void savestate_selitem(u32 selected, u32 y_pos)
@@ -1891,7 +1895,7 @@ u32 menu(u16 *screen)
void game_state_menu_passive()
{
unsigned short color;
- unsigned int line[3] = {0, 1, 3};
+ unsigned int line[3] = {0, 2, 4};
//draw background
show_icon(down_screen_addr, &ICON_SUBBG, 0, 0);
@@ -1938,14 +1942,18 @@ u32 menu(u16 *screen)
}
int slot_index;
- unsigned int selected;
+ unsigned int selected_write, selected_read;
- selected = -1;
+ selected_write = -1;
+ selected_read = -1;
- if(current_option_num == 1 /* write */ || current_option_num == 2 /* read */)
- selected = savestate_index;
+ if(current_option_num == 1 /* write */)
+ selected_write = savestate_index;
+ if(current_option_num == 2 /* read */)
+ selected_read = savestate_index;
- savestate_selitem(selected, 93);
+ savestate_selitem(selected_write, 66);
+ savestate_selitem(selected_read, 120);
}
u32 delette_savestate_num= 0;
@@ -2044,6 +2052,8 @@ u32 menu(u16 *screen)
reorder_latest_file();
save_game_config_file();
+ SavedStateCacheInvalidate ();
+
mdelay(500); // let the progress message linger
}
}
@@ -2153,6 +2163,7 @@ u32 menu(u16 *screen)
get_savestate_filename(i, tmp_filename);
sprintf(line_buffer, "%s/%s", DEFAULT_RTS_DIR, tmp_filename);
remove(line_buffer);
+ SavedStateCacheInvalidate ();
}
savestate_index= 0;
}
@@ -3583,19 +3594,21 @@ u32 menu(u16 *screen)
if(inputdata.y <= 33)
break;
else if(inputdata.y <= 60)
+ break; // "Create saved state"
+ else if(inputdata.y <= 87) // Save cell
current_option_num = 1;
- else if(inputdata.y <= 87)
- break;
else if(inputdata.y <= 114)
+ break; // "Load saved state"
+ else if(inputdata.y <= 141) // Load cell
current_option_num = 2;
- else if(inputdata.y <= 141)
+ else if(inputdata.y <= 168) // Del...
current_option_num = 3;
else
break;
current_option = current_menu->options + current_option_num;
- if(current_option_num == 2)
+ if(current_option_num == 1 /* write */ || current_option_num == 2 /* read */)
{
u32 current_option_val = *(current_option->current_option);
u32 old_option_val = current_option_val;
@@ -4263,6 +4276,7 @@ static void get_savestate_filelist(void)
fp= fopen(savestate_path, "r");
if (fp != NULL)
{
+ SavedStateExistenceCache [i] = TRUE;
m = fread((void*)&n, 1, 4, fp);
if(m < 4) {
fclose(fp);
@@ -4279,6 +4293,10 @@ static void get_savestate_filelist(void)
}
fclose(fp);
}
+ else
+ SavedStateExistenceCache [i] = FALSE;
+
+ SavedStateExistenceCached [i] = TRUE;
}
savestate_index= latest_save;
@@ -4308,6 +4326,9 @@ uint8 SavedStateSquareX (u32 slot)
bool8 SavedStateFileExists (u32 slot)
{
+ if (SavedStateExistenceCached [slot])
+ return SavedStateExistenceCache [slot];
+
char BaseName [_MAX_PATH + 1];
char FullName [_MAX_PATH + 1];
get_savestate_filename(slot, BaseName);
@@ -4318,9 +4339,18 @@ bool8 SavedStateFileExists (u32 slot)
{
fclose(SavedStateFile);
}
+ SavedStateExistenceCache [slot] = Result;
+ SavedStateExistenceCached [slot] = TRUE;
return Result;
}
+void SavedStateCacheInvalidate (void)
+{
+ int i;
+ for (i = 0; i < SAVE_STATE_SLOT_NUM; i++)
+ SavedStateExistenceCached [i] = FALSE;
+}
+
void get_newest_savestate(char *name_buffer)
{
if (latest_save < 0)
@@ -4482,7 +4512,14 @@ void gui_init(u32 lang_id)
int flag;
ds2_setCPUclocklevel(13); // Crank it up. When the menu starts, -> 0.
- printf_clock();
+
+ // Start with no saved state existing, as no game is loaded yet.
+ int i;
+ for (i = 0; i < SAVE_STATE_SLOT_NUM; i++)
+ {
+ SavedStateExistenceCached [i] = TRUE;
+ SavedStateExistenceCached [i] = FALSE;
+ }
//Find the "CATSFC" system directory
DIR *current_dir;