bugfix, sprites adjustment
[picodrive.git] / platform / gizmondo / menu.c
index c4ecd0b..33c6fc0 100644 (file)
@@ -9,7 +9,9 @@
 #include <stdio.h>\r
 #include <string.h>\r
 #include <stdlib.h>\r
+#include <wchar.h>\r
 #include <unistd.h> // for getcwd cegcc implementation\r
+#include <dirent.h> // for opendir\r
 #include <windows.h>\r
 \r
 #include "giz.h"\r
@@ -17,6 +19,7 @@
 #include "menu.h"\r
 #include "../common/arm_utils.h"\r
 #include "../common/menu.h"\r
+#include "../common/emu.h"\r
 #include "../common/readpng.h"\r
 #include "version.h"\r
 #include "kgsdk/Framework.h"\r
 #include <Pico/Patch.h>\r
 #include <zlib/zlib.h>\r
 \r
-extern char romFileName[MAX_PATH];\r
-extern char *rom_data;\r
-extern int  state_slot;\r
-extern int  config_slot, config_slot_current;\r
 \r
 #define gizKeyUnkn "???"\r
 static const char * const gizKeyNames[] = {\r
        "LEFT",          "RIGHT",          "UP",       "DOWN",     "STOP",       "PLAY",   "FORWARD",  "REWIND",\r
-       "LEFT_SHOULDER", "RIGHT_SHOULDER", "HOME",     "VOLUME",   "BRIGHTNESS", "ALARM",  "POWER",    gizKeyUnkn,\r
-       gizKeyUnkn,      gizKeyUnkn,       gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn,\r
+       "L",             "R",              "HOME",     "VOLUME",   "BRIGHTNESS", "ALARM",  "POWER",    gizKeyUnkn,\r
        gizKeyUnkn,      gizKeyUnkn,       gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn,\r
+       gizKeyUnkn,      gizKeyUnkn,       gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn, gizKeyUnkn\r
 };\r
 \r
-static unsigned char bg_buffer[321*240*2];\r
-char menuErrorMsg[40] = {0, };\r
+static unsigned char *bg_buffer = gfx_buffer + 321*240*2;\r
+unsigned char *menu_screen = gfx_buffer; /* draw here and blit later, to avoid flicker */\r
 \r
 static void menu_darken_bg(void *dst, const void *src, int pixels, int darker);\r
 static void menu_prepare_bg(int use_game_bg);\r
 \r
 static unsigned int inp_prev = 0;\r
-static int inp_prevjoy = 0;\r
 \r
 static unsigned long wait_for_input(unsigned int interesting)\r
 {\r
-       unsigned int ret;\r
-       static int repeats = 0, wait = 50;\r
+       unsigned long ret;\r
+       static int repeats = 0, wait = 20;\r
        int release = 0, i;\r
 \r
-       if (repeats == 2 || repeats == 4) wait /= 2;\r
-       if (repeats == 6) wait = 15;\r
+       if      (repeats == 2) wait = 3;\r
+       else if (repeats == 4) wait = 2;\r
+       else if (repeats == 6) wait = 1;\r
 \r
-       for (i = 0; i < 6 && inp_prev == Framework_PollGetButtons(); i++) {\r
+       for (i = 0; i < wait && inp_prev == Framework_PollGetButtons(); i++) {\r
                if (i == 0) repeats++;\r
-               Sleep(wait);\r
+               Sleep(30);\r
        }\r
 \r
        while ( !((ret = Framework_PollGetButtons()) & interesting) ) {\r
@@ -69,10 +68,11 @@ static unsigned long wait_for_input(unsigned int interesting)
 \r
        if (release || ret != inp_prev) {\r
                repeats = 0;\r
-               wait = 50;\r
+               wait = 20;\r
        }\r
+       if (wait > 6 && (ret&(BTN_UP|BTN_LEFT|BTN_DOWN|BTN_RIGHT|BTN_L|BTN_R)))\r
+               wait = 6;\r
        inp_prev = ret;\r
-       inp_prevjoy = 0;\r
 \r
        // we don't need diagonals in menus\r
        if ((ret&BTN_UP)   && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;\r
@@ -86,23 +86,23 @@ static unsigned long wait_for_input(unsigned int interesting)
 \r
 static void menu_draw_begin(int use_bgbuff)\r
 {\r
-       if (giz_screen == NULL)\r
-       {\r
-               Framework2D_WaitVSync();\r
-               giz_screen = Framework2D_LockBuffer();\r
-       }\r
-       else\r
-       {\r
-               lprintf("%s: screen was not NULL\n", __FUNCTION__);\r
-       }\r
-       memcpy32(giz_screen, (int *)bg_buffer, 321*240*2/4);\r
+       if (use_bgbuff)\r
+               memcpy32((int *)menu_screen, (int *)bg_buffer, 321*240*2/4);\r
 }\r
 \r
 \r
 static void menu_draw_end(void)\r
 {\r
+       giz_screen = Framework2D_LockBuffer(0);\r
+       if (giz_screen == NULL)\r
+       {\r
+               lprintf_al("%s: Framework2D_LockBuffer() returned NULL\n", __FUNCTION__);\r
+               return;\r
+       }\r
+       memcpy32(giz_screen, (int *)menu_screen, 321*240*2/4);\r
        Framework2D_UnlockBuffer();\r
        giz_screen = NULL;\r
+       Framework2D_Flip(1);\r
 }\r
 \r
 \r
@@ -114,10 +114,10 @@ static void load_progress_cb(int percent)
        unsigned short *dst;\r
 \r
        menu_draw_begin(0);\r
-       dst = (unsigned short *)giz_screen + 321*20;\r
+       dst = (unsigned short *)menu_screen + 321*20;\r
 \r
        if (len > 320) len = 320;\r
-       for (ln = 10; ln > 0; ln--, dst += 320)\r
+       for (ln = 10; ln > 0; ln--, dst += 321)\r
                memset(dst, 0xff, len*2);\r
        menu_draw_end();\r
 }\r
@@ -127,8 +127,8 @@ void menu_romload_prepare(const char *rom_name)
        const char *p = rom_name + strlen(rom_name);\r
        while (p > rom_name && *p != '/') p--;\r
 \r
-       if (rom_data == NULL)\r
-               memset(giz_screen, 0, 321*240*2);\r
+       if (!rom_loaded)\r
+               memset(menu_screen, 0, 321*240*2);\r
        menu_draw_begin(1);\r
 \r
        smalltext_out16(1, 1, "Loading", 0xffff);\r
@@ -147,12 +147,21 @@ void menu_romload_end(void)
 \r
 // -------------- ROM selector --------------\r
 \r
+#define DT_DIR 1\r
+#define DT_REG 2\r
+\r
+struct my_dirent\r
+{\r
+       unsigned char d_type;\r
+       char d_name[0];\r
+};\r
+\r
 // rrrr rggg gggb bbbb\r
-#if 0\r
+#if 1\r
 static unsigned short file2color(const char *fname)\r
 {\r
        const char *ext = fname + strlen(fname) - 3;\r
-       static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso" };\r
+       static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso", "cso" };\r
        static const char *other_exts[] = { "gmv", "pat" };\r
        int i;\r
 \r
@@ -164,7 +173,7 @@ static unsigned short file2color(const char *fname)
        return 0xffff;\r
 }\r
 \r
-static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
+static void draw_dirlist(char *curdir, struct my_dirent **namelist, int n, int sel)\r
 {\r
        int start, i, pos;\r
 \r
@@ -173,11 +182,11 @@ static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)
 \r
        menu_draw_begin(1);\r
 \r
-       if (rom_data == NULL) {\r
-               menu_darken_bg(giz_screen, giz_screen, 321*240, 0);\r
+       if (!rom_loaded) {\r
+               menu_darken_bg(menu_screen, menu_screen, 321*240, 0);\r
        }\r
 \r
-       menu_darken_bg((char *)giz_screen + 321*120*2, (char *)giz_screen + 321*120*2, 321*8, 0);\r
+       menu_darken_bg((char *)menu_screen + 321*120*2, (char *)menu_screen + 321*120*2, 321*8, 0);\r
 \r
        if(start - 2 >= 0)\r
                smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
@@ -199,19 +208,19 @@ static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)
 \r
 static int scandir_cmp(const void *p1, const void *p2)\r
 {\r
-       struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
-       if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
+       struct my_dirent **d1 = (struct my_dirent **)p1, **d2 = (struct my_dirent **)p2;\r
+       if ((*d1)->d_type == (*d2)->d_type) return strcasecmp((*d1)->d_name, (*d2)->d_name);\r
        if ((*d1)->d_type == DT_DIR) return -1; // put before\r
        if ((*d2)->d_type == DT_DIR) return  1;\r
-       return alphasort(d1, d2);\r
+       return strcasecmp((*d1)->d_name, (*d2)->d_name);\r
 }\r
 \r
 static char *filter_exts[] = {\r
-       ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
-       ".jpg", ".gpe", ".cue"\r
+       ".mp3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
+       ".jpg", ".cue", ".exe", ".dll"\r
 };\r
 \r
-static int scandir_filter(const struct dirent *ent)\r
+static int scandir_filter(const struct my_dirent *ent)\r
 {\r
        const char *p;\r
        int i;\r
@@ -223,15 +232,119 @@ static int scandir_filter(const struct dirent *ent)
 \r
        for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
        {\r
-               if (strcmp(p, filter_exts[i]) == 0) return 0;\r
+               if (strcasecmp(p, filter_exts[i]) == 0) return 0;\r
        }\r
 \r
        return 1;\r
 }\r
 \r
+static int cstr2wstr(wchar_t *dst, const char *src)\r
+{\r
+       int i, len;\r
+       for (i = len = strlen(src); i >= 0; i--)\r
+               dst[i] = src[i];\r
+       return len;\r
+}\r
+\r
+static void wstr2cstr(char *dst, const wchar_t *src)\r
+{\r
+       int i;\r
+       for (i = wcslen(src); i >= 0; i--)\r
+               dst[i] = src[i];\r
+}\r
+\r
+static int my_scandir(const char *dir, struct my_dirent ***namelist_out,\r
+               int(*filter)(const struct my_dirent *),\r
+               int(*compar)(const void *, const void *))\r
+{\r
+       wchar_t *wdir;\r
+       int i, len, ret = -1, name_alloc = 4, name_count = 0;\r
+       struct my_dirent **namelist = NULL, *ent;\r
+       WIN32_FIND_DATA finddata;\r
+       HANDLE fh = INVALID_HANDLE_VALUE;\r
+       BOOL bRet;\r
+\r
+       wdir = malloc(sizeof(wdir[0]) * MAX_PATH);\r
+       if (wdir == NULL) { lprintf_al("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }\r
+\r
+       namelist = malloc(sizeof(*namelist) * name_alloc);\r
+       if (namelist == NULL) { lprintf_al("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }\r
+\r
+       // try to read first..\r
+       len = cstr2wstr(wdir, dir);\r
+       for (i = 0; i < len; i++)\r
+               if (wdir[i] == '/') wdir[i] = '\\';\r
+       if (wdir[len-1] != '\\') wdir[len++] = '\\';\r
+       wdir[len++] = '*';\r
+       wdir[len++] = 0;\r
+       /*if (wdir[len-1] == '\\') wdir[len-1] = 0;*/\r
+\r
+       bRet = 1;\r
+       fh = FindFirstFile(wdir, &finddata);\r
+       if (fh == INVALID_HANDLE_VALUE)\r
+       {\r
+               if (GetLastError() != ERROR_NO_MORE_FILES)\r
+               {\r
+                       lprintf("FindFirstFile(\"%s\") failed with %lu\n", dir, GetLastError());\r
+                       goto fail;\r
+               }\r
+               bRet = 0;\r
+       }\r
+\r
+       // add "." and ".."\r
+       ent = malloc(sizeof(*ent) + 3);\r
+       ent->d_type = DT_DIR; strcpy(ent->d_name, ".");\r
+       namelist[name_count++] = ent;\r
+       ent = malloc(sizeof(*ent) + 3);\r
+       ent->d_type = DT_DIR; strcpy(ent->d_name, "..");\r
+       namelist[name_count++] = ent;\r
+\r
+       while (bRet)\r
+       {\r
+               ent = malloc(sizeof(*ent) + wcslen(finddata.cFileName) + 1);\r
+               ent->d_type = (finddata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ? DT_DIR : DT_REG;\r
+               wstr2cstr(ent->d_name, finddata.cFileName);\r
+               if (filter == NULL || filter(ent))\r
+                    namelist[name_count++] = ent;\r
+               else free(ent);\r
+\r
+               if (name_count >= name_alloc)\r
+               {\r
+                       void *tmp;\r
+                       name_alloc *= 2;\r
+                       tmp = realloc(namelist, sizeof(*namelist) * name_alloc);\r
+                       if (tmp == NULL) { lprintf_al("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }\r
+                       namelist = tmp;\r
+               }\r
+\r
+               bRet = FindNextFile(fh, &finddata);\r
+       }\r
+\r
+       // sort\r
+       if (compar != NULL && name_count > 3) qsort(&namelist[2], name_count - 2, sizeof(namelist[0]), compar);\r
+\r
+       // all done.\r
+       ret = name_count;\r
+       *namelist_out = namelist;\r
+       goto end;\r
+\r
+fail:\r
+       if (namelist != NULL)\r
+       {\r
+               while (name_count--)\r
+                       free(namelist[name_count]);\r
+               free(namelist);\r
+       }\r
+end:\r
+       if (fh != INVALID_HANDLE_VALUE) FindClose(fh);\r
+       if (wdir != NULL) free(wdir);\r
+       return ret;\r
+}\r
+\r
+\r
 static char *romsel_loop(char *curr_path)\r
 {\r
-       struct dirent **namelist;\r
+       struct my_dirent **namelist;\r
        DIR *dir;\r
        int n, sel = 0;\r
        unsigned long inp = 0;\r
@@ -247,14 +360,13 @@ static char *romsel_loop(char *curr_path)
                fname = p+1;\r
        }\r
 \r
-       n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
+       n = my_scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
        if (n < 0) {\r
-               // try root\r
-               n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
+               // try root..\r
+               n = my_scandir("/", &namelist, scandir_filter, scandir_cmp);\r
                if (n < 0) {\r
                        // oops, we failed\r
-                       lprintf("dir: "); lprintf(curr_path); lprintf("\n");\r
-                       perror("scandir");\r
+                       lprintf("scandir failed, dir: "); lprintf(curr_path); lprintf("\n");\r
                        return NULL;\r
                }\r
        }\r
@@ -281,7 +393,6 @@ static char *romsel_loop(char *curr_path)
                if(inp & BTN_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
                if(inp & BTN_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
                if(inp & BTN_PLAY)     { // enter dir/select\r
-                       again:\r
                        if (namelist[sel+1]->d_type == DT_REG) {\r
                                strcpy(romFileName, curr_path);\r
                                strcat(romFileName, "/");\r
@@ -308,21 +419,6 @@ static char *romsel_loop(char *curr_path)
                                ret = romsel_loop(newdir);\r
                                free(newdir);\r
                                break;\r
-                       } else {\r
-                               // unknown file type, happens on NTFS mounts. Try to guess.\r
-                               FILE *tstf; int tmp;\r
-                               strcpy(romFileName, curr_path);\r
-                               strcat(romFileName, "/");\r
-                               strcat(romFileName, namelist[sel+1]->d_name);\r
-                               tstf = fopen(romFileName, "rb");\r
-                               if (tstf != NULL)\r
-                               {\r
-                                       if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
-                                               namelist[sel+1]->d_type = DT_REG;\r
-                                       else    namelist[sel+1]->d_type = DT_DIR;\r
-                                       fclose(tstf);\r
-                                       goto again;\r
-                               }\r
                        }\r
                }\r
                if(inp & BTN_STOP) break; // cancel\r
@@ -335,11 +431,42 @@ static char *romsel_loop(char *curr_path)
 \r
        return ret;\r
 }\r
-#endif\r
+#else\r
 static char *romsel_loop(char *curr_path)\r
 {\r
        return NULL;\r
 }\r
+#endif\r
+\r
+// ------------ debug menu ------------\r
+\r
+char *debugString(void);\r
+\r
+static void draw_debug(void)\r
+{\r
+       char *p, *str = debugString();\r
+       int len, line;\r
+\r
+       menu_draw_begin(1);\r
+\r
+       p = str;\r
+       for (line = 0; line < 24; line++)\r
+       {\r
+               while (*p && *p != '\n') p++;\r
+               len = p - str;\r
+               if (len > 55) len = 55;\r
+               smalltext_out16_lim(1, line*10, str, 0xffff, len);\r
+               if (*p == 0) break;\r
+               p++; str = p;\r
+       }\r
+       menu_draw_end();\r
+}\r
+\r
+static void debug_menu_loop(void)\r
+{\r
+       draw_debug();\r
+       wait_for_input(BTN_PLAY|BTN_STOP);\r
+}\r
 \r
 // ------------ patch/gg menu ------------\r
 \r
@@ -402,7 +529,7 @@ static void state_check_slots(void)
 \r
        for (slot = 0; slot < 10; slot++)\r
        {\r
-               if (emu_check_save_file(slot))\r
+               if (emu_checkSaveFile(slot))\r
                {\r
                        state_slot_flags |= 1 << slot;\r
                }\r
@@ -430,14 +557,14 @@ static void draw_savestate_bg(int slot)
 \r
        if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
                file = gzopen(fname, "rb");\r
-               emu_set_save_cbs(1);\r
+               emu_setSaveStateCbs(1);\r
        } else {\r
                file = fopen(fname, "rb");\r
-               emu_set_save_cbs(0);\r
+               emu_setSaveStateCbs(0);\r
        }\r
 \r
        if (file) {\r
-               if (PicoMCD & 1) {\r
+               if (PicoAHW & 1) {\r
                        PicoCdLoadStateGfx(file);\r
                } else {\r
                        areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
@@ -451,7 +578,7 @@ static void draw_savestate_bg(int slot)
                areaClose(file);\r
        }\r
 \r
-       emu_forced_frame();\r
+       emu_forcedFrame(POPT_EN_SOFTSCALE);\r
        menu_prepare_bg(1);\r
 \r
        memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
@@ -509,6 +636,7 @@ static int savestate_menu_loop(int is_loading)
                if(inp & BTN_PLAY) { // save/load\r
                        if (menu_sel < 10) {\r
                                state_slot = menu_sel;\r
+                               PicoStateProgressCB = emu_stateCb; /* also suitable for menu */\r
                                if (emu_SaveLoadGame(is_loading, 0)) {\r
                                        strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
                                        return 1;\r
@@ -549,26 +677,27 @@ static void unbind_action(int action)
                currentConfig.KeyBinds[i] &= ~action;\r
 }\r
 \r
-static int count_bound_keys(int action)\r
+static int count_bound_keys(int action, int pl_idx)\r
 {\r
        int i, keys = 0;\r
 \r
        for (i = 0; i < 32; i++)\r
+       {\r
+               if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
                if (currentConfig.KeyBinds[i] & action) keys++;\r
+       }\r
 \r
        return keys;\r
 }\r
 \r
-typedef struct { char *name; int mask; } bind_action_t;\r
-\r
-static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
+static void draw_key_config(const me_bind_action *opts, int opt_cnt, int player_idx, int sel)\r
 {\r
        int x, y, tl_y = 40, i;\r
 \r
        menu_draw_begin(1);\r
        if (player_idx >= 0) {\r
                text_out16(80, 20, "Player %i controls", player_idx + 1);\r
-               x = 100;\r
+               x = 80;\r
        } else {\r
                text_out16(80, 20, "Emulator controls");\r
                x = 40;\r
@@ -584,18 +713,18 @@ static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_i
 \r
        if (sel < opt_cnt) {\r
                text_out16(30, 180, "Press a button to bind/unbind");\r
-               text_out16(30, 190, "Use SELECT to clear");\r
-               text_out16(30, 200, "To bind UP/DOWN, hold SELECT");\r
+               text_out16(30, 190, "Use HOME to clear");\r
+               text_out16(30, 200, "To bind UP/DOWN, hold HOME");\r
                text_out16(30, 210, "Select \"Done\" to exit");\r
        } else {\r
                text_out16(30, 190, "Use Options -> Save cfg");\r
                text_out16(30, 200, "to save controls");\r
-               text_out16(30, 210, "Press B or X to exit");\r
+               text_out16(30, 210, "Press PLAY or STOP to exit");\r
        }\r
        menu_draw_end();\r
 }\r
 \r
-static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
+static void key_config_loop(const me_bind_action *opts, int opt_cnt, int player_idx)\r
 {\r
        int sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
        unsigned long inp = 0;\r
@@ -603,7 +732,7 @@ static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_i
        for (;;)\r
        {\r
                draw_key_config(opts, opt_cnt, player_idx, sel);\r
-               inp = wait_for_input(CONFIGURABLE_KEYS);\r
+               inp = wait_for_input(CONFIGURABLE_KEYS|BTN_HOME);\r
                if (!(inp & BTN_HOME)) {\r
                        prev_select = 0;\r
                        if(inp & BTN_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
@@ -621,10 +750,10 @@ static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_i
                inp &= ~BTN_HOME;\r
                for (i = 0; i < 32; i++)\r
                        if (inp & (1 << i)) {\r
-                               if (count_bound_keys(opts[sel].mask) >= 2)\r
-                                       currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
+                               if (count_bound_keys(opts[sel].mask, player_idx) >= 2)\r
+                                    currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
                                else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
-                               if (player_idx >= 0) {\r
+                               if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {\r
                                        currentConfig.KeyBinds[i] &= ~(3 << 16);\r
                                        currentConfig.KeyBinds[i] |= player_idx << 16;\r
                                }\r
@@ -649,27 +778,10 @@ static void draw_kc_sel(int menu_sel)
 }\r
 \r
 \r
-// PicoPad[] format: MXYZ SACB RLDU\r
-static bind_action_t ctrl_actions[] =\r
-{\r
-       { "UP     ", 0x001 },\r
-       { "DOWN   ", 0x002 },\r
-       { "LEFT   ", 0x004 },\r
-       { "RIGHT  ", 0x008 },\r
-       { "A      ", 0x040 },\r
-       { "B      ", 0x010 },\r
-       { "C      ", 0x020 },\r
-       { "START  ", 0x080 },\r
-       { "MODE   ", 0x800 },\r
-       { "X      ", 0x400 },\r
-       { "Y      ", 0x200 },\r
-       { "Z      ", 0x100 },\r
-};\r
-\r
 // player2_flag, ?, ?, ?, ?, ?, ?, menu\r
 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
-static bind_action_t emuctrl_actions[] =\r
+me_bind_action emuctrl_actions[] =\r
 {\r
        { "Load State     ", 1<<28 },\r
        { "Save State     ", 1<<27 },\r
@@ -678,7 +790,7 @@ static bind_action_t emuctrl_actions[] =
        { "Switch Renderer", 1<<26 },\r
        { "Volume Down    ", 1<<30 },\r
        { "Volume Up      ", 1<<29 },\r
-       { "Enter Menu     ", 1<<23 },\r
+       { NULL,              0     }\r
 };\r
 \r
 static void kc_sel_loop(void)\r
@@ -695,11 +807,11 @@ static void kc_sel_loop(void)
                if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
                if (inp & BTN_PLAY) {\r
                        switch (menu_sel) {\r
-                               case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;\r
-                               case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;\r
+                               case 0: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 0); return;\r
+                               case 1: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 1); return;\r
                                case 2: key_config_loop(emuctrl_actions,\r
-                                               sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
-                               case 3: if (rom_data == NULL) emu_WriteConfig(0); return;\r
+                                               sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]) - 1, -1); return;\r
+                               case 3: if (!rom_loaded) emu_WriteConfig(0); return;\r
                                default: return;\r
                        }\r
                }\r
@@ -785,17 +897,17 @@ static void cd_menu_loop_options(void)
        menu_id selected_id;\r
        char *bios, *p;\r
 \r
-       if (find_bios(4, &bios)) { // US\r
+       if (emu_findBios(4, &bios)) { // US\r
                for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
                strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
        } else  strcpy(bios_names.us, "NOT FOUND");\r
 \r
-       if (find_bios(8, &bios)) { // EU\r
+       if (emu_findBios(8, &bios)) { // EU\r
                for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
                strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
        } else  strcpy(bios_names.eu, "NOT FOUND");\r
 \r
-       if (find_bios(1, &bios)) { // JP\r
+       if (emu_findBios(1, &bios)) { // JP\r
                for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
                strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
        } else  strcpy(bios_names.jp, "NOT FOUND");\r
@@ -812,9 +924,9 @@ static void cd_menu_loop_options(void)
                            selected_id == MA_CDOPT_READAHEAD) {\r
                                if (inp & BTN_LEFT) {\r
                                        PicoCDBuffers >>= 1;\r
-                                       if (PicoCDBuffers < 64) PicoCDBuffers = 0;\r
+                                       if (PicoCDBuffers < 2) PicoCDBuffers = 0;\r
                                } else {\r
-                                       if (PicoCDBuffers < 64) PicoCDBuffers = 64;\r
+                                       if (PicoCDBuffers < 2) PicoCDBuffers = 2;\r
                                        else PicoCDBuffers <<= 1;\r
                                        if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
                                }\r
@@ -827,21 +939,21 @@ static void cd_menu_loop_options(void)
                        }\r
                        switch (selected_id) { // BIOS testers\r
                                case MA_CDOPT_TESTBIOS_USA:\r
-                                       if (find_bios(4, &bios)) { // test US\r
+                                       if (emu_findBios(4, &bios)) { // test US\r
                                                strcpy(romFileName, bios);\r
                                                engineState = PGS_ReloadRom;\r
                                                return;\r
                                        }\r
                                        break;\r
                                case MA_CDOPT_TESTBIOS_EUR:\r
-                                       if (find_bios(8, &bios)) { // test EU\r
+                                       if (emu_findBios(8, &bios)) { // test EU\r
                                                strcpy(romFileName, bios);\r
                                                engineState = PGS_ReloadRom;\r
                                                return;\r
                                        }\r
                                        break;\r
                                case MA_CDOPT_TESTBIOS_JAP:\r
-                                       if (find_bios(1, &bios)) { // test JP\r
+                                       if (emu_findBios(1, &bios)) { // test JP\r
                                                strcpy(romFileName, bios);\r
                                                engineState = PGS_ReloadRom;\r
                                                return;\r
@@ -860,9 +972,12 @@ static void cd_menu_loop_options(void)
 \r
 menu_entry opt2_entries[] =\r
 {\r
+       { "Disable sprite limit",      MB_ONOFF, MA_OPT2_NO_SPRITE_LIM, &PicoOpt, 0x40000, 0, 0, 1, 1 },\r
        { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x0004, 0, 0, 1 },\r
        { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x0001, 0, 0, 1 },\r
        { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x0002, 0, 0, 1 },\r
+       { "Double buffering",          MB_ONOFF, MA_OPT2_DBLBUFF,       &currentConfig.EmuOpt, 0x8000, 0, 0, 1 },\r
+       { "Wait for V-sync (slow)",    MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1 },\r
        { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1 },\r
        { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1 },\r
        { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },\r
@@ -903,7 +1018,7 @@ static void amenu_loop_options(void)
                if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise\r
                        if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&\r
                            selected_id == MA_OPT2_GAMMA) {\r
-                               while ((inp = Framework_PollGetButtons(1)) & (BTN_LEFT|BTN_RIGHT)) {\r
+                               while ((inp = Framework_PollGetButtons()) & (BTN_LEFT|BTN_RIGHT)) {\r
                                        currentConfig.gamma += (inp & BTN_LEFT) ? -1 : 1;\r
                                        if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
                                        if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
@@ -928,16 +1043,16 @@ static void amenu_loop_options(void)
 menu_entry opt_entries[] =\r
 {\r
        { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },\r
-       { "Scale low res mode",        MB_ONOFF, MA_OPT_SCALING,       &currentConfig.scaling, 0x001, 0, 3, 1 },\r
-       { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x040, 0, 0, 1 },\r
-       { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x080, 0, 0, 1 },\r
-       { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1 },\r
+       { "Scanline mode (faster)",    MB_ONOFF, MA_OPT_INTERLACED,    &currentConfig.EmuOpt,  0x4000, 0, 0, 1 },\r
+       { "Scale low res mode",        MB_ONOFF, MA_OPT_SCALING,       &currentConfig.scaling, 0x0001, 0, 3, 1 },\r
+       { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x0080, 0, 0, 1 },\r
+       { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x0002, 0, 0, 1 },\r
        { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1 },\r
-       { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1 },\r
+       { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x0004, 0, 0, 1 },\r
        { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1 },\r
-       { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x020, 0, 0, 1 },\r
+       { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x0020, 0, 0, 1 },\r
        { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1 },\r
-       { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1 },\r
+       { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x0001, 0, 0, 1 },\r
        { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },\r
        { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },\r
        { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },\r
@@ -950,29 +1065,6 @@ menu_entry opt_entries[] =
 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
 \r
 \r
-static const char *region_name(unsigned int code)\r
-{\r
-       static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };\r
-       static const char *names_short[] = { "", " JP", " JP", " US", " EU" };\r
-       int u, i = 0;\r
-       if (code) {\r
-               code <<= 1;\r
-               while((code >>= 1)) i++;\r
-               if (i > 4) return "unknown";\r
-               return names[i];\r
-       } else {\r
-               static char name[24];\r
-               strcpy(name, "Auto:");\r
-               for (u = 0; u < 3; u++) {\r
-                       i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;\r
-                       while((code >>= 1)) i++;\r
-                       strcat(name, names_short[i]);\r
-               }\r
-               return name;\r
-       }\r
-}\r
-\r
-\r
 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
 {\r
        char *str, str24[24];\r
@@ -999,7 +1091,7 @@ static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *para
                        text_out16(x, y, "Sound Quality:     %5iHz %s", currentConfig.PsndRate, str);\r
                        break;\r
                case MA_OPT_REGION:\r
-                       text_out16(x, y, "Region:              %s", region_name(currentConfig.PicoRegion));\r
+                       text_out16(x, y, "Region:              %s", me_region_name(PicoRegionOverride, PicoAutoRgnOrder));\r
                        break;\r
                case MA_OPT_CONFIRM_STATES:\r
                        switch ((currentConfig.EmuOpt >> 9) & 5) {\r
@@ -1041,14 +1133,14 @@ static void draw_menu_options(int menu_sel)
 \r
 static int sndrate_prevnext(int rate, int dir)\r
 {\r
-       int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
+       int i, rates[] = { 11025, 22050, 44100 };\r
 \r
        for (i = 0; i < 5; i++)\r
                if (rates[i] == rate) break;\r
 \r
        i += dir ? 1 : -1;\r
-       if (i > 4) return dir ? 44100 : 22050;\r
-       if (i < 0) return dir ? 11025 : 8000;\r
+       if (i > 2) return dir ? 44100 : 22050;\r
+       if (i < 0) return dir ? 22050 : 11025;\r
        return rates[i];\r
 }\r
 \r
@@ -1058,21 +1150,21 @@ static void region_prevnext(int right)
        static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
        int i;\r
        if (right) {\r
-               if (!currentConfig.PicoRegion) {\r
+               if (!PicoRegionOverride) {\r
                        for (i = 0; i < 6; i++)\r
                                if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
                        if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
-                       else currentConfig.PicoRegion=1;\r
+                       else PicoRegionOverride=1;\r
                }\r
-               else currentConfig.PicoRegion<<=1;\r
-               if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;\r
+               else PicoRegionOverride<<=1;\r
+               if (PicoRegionOverride > 8) PicoRegionOverride = 8;\r
        } else {\r
-               if (!currentConfig.PicoRegion) {\r
+               if (!PicoRegionOverride) {\r
                        for (i = 0; i < 6; i++)\r
                                if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
                        if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
                }\r
-               else currentConfig.PicoRegion>>=1;\r
+               else PicoRegionOverride>>=1;\r
        }\r
 }\r
 \r
@@ -1080,12 +1172,14 @@ static void menu_options_save(void)
 {\r
        PicoOpt = currentConfig.PicoOpt;\r
        PsndRate = currentConfig.PsndRate;\r
-       PicoRegionOverride = currentConfig.PicoRegion;\r
+       if (PicoRegionOverride) {\r
+               // force setting possibly changed..\r
+               Pico.m.pal = (PicoRegionOverride == 2 || PicoRegionOverride == 8) ? 1 : 0;\r
+       }\r
        if (!(PicoOpt & 0x20)) {\r
                // unbind XYZ MODE, just in case\r
                unbind_action(0xf00);\r
        }\r
-       scaling_update();\r
 }\r
 \r
 static int menu_loop_options(void)\r
@@ -1097,9 +1191,8 @@ static int menu_loop_options(void)
 \r
        currentConfig.PicoOpt = PicoOpt;\r
        currentConfig.PsndRate = PsndRate;\r
-       currentConfig.PicoRegion = PicoRegionOverride;\r
 \r
-       me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_data != NULL);\r
+       me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_loaded);\r
        me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
        menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
        if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
@@ -1116,21 +1209,30 @@ static int menu_loop_options(void)
                                switch (selected_id) {\r
                                        case MA_OPT_RENDERER:\r
                                                if (inp & BTN_LEFT) {\r
-                                                       if      (  currentConfig.PicoOpt&0x10) currentConfig.PicoOpt&= ~0x10;\r
-                                                       else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
-                                                       else if (  currentConfig.EmuOpt &0x80) break;\r
+                                                       if ((currentConfig.PicoOpt&0x10) || !(currentConfig.EmuOpt &0x80)) {\r
+                                                               currentConfig.PicoOpt&= ~0x10;\r
+                                                               currentConfig.EmuOpt |=  0x80;\r
+                                                       }\r
                                                } else {\r
-                                                       if      (  currentConfig.PicoOpt&0x10) break;\r
-                                                       else if (!(currentConfig.EmuOpt &0x80))currentConfig.PicoOpt|=  0x10;\r
-                                                       else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
+                                                       if (!(currentConfig.PicoOpt&0x10) || (currentConfig.EmuOpt &0x80)) {\r
+                                                               currentConfig.PicoOpt|=  0x10;\r
+                                                               currentConfig.EmuOpt &= ~0x80;\r
+                                                       }\r
                                                }\r
                                                break;\r
                                        case MA_OPT_SOUND_QUALITY:\r
-                                               if ((inp & BTN_RIGHT) && currentConfig.PsndRate == 44100 && !(currentConfig.PicoOpt&0x08)) {\r
-                                                       currentConfig.PsndRate = 8000;  currentConfig.PicoOpt|= 0x08;\r
-                                               } else if ((inp & BTN_LEFT) && currentConfig.PsndRate == 8000 && (currentConfig.PicoOpt&0x08)) {\r
-                                                       currentConfig.PsndRate = 44100; currentConfig.PicoOpt&=~0x08;\r
-                                               } else currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & BTN_RIGHT);\r
+                                               if ((inp & BTN_RIGHT) && currentConfig.PsndRate == 44100 &&\r
+                                                               !(currentConfig.PicoOpt&0x08))\r
+                                               {\r
+                                                       currentConfig.PsndRate =  11025;\r
+                                                       currentConfig.PicoOpt |=  8;\r
+                                               } else if ((inp & BTN_LEFT) && currentConfig.PsndRate == 11025 &&\r
+                                                               (currentConfig.PicoOpt&0x08) && !(PicoAHW&1))\r
+                                               {\r
+                                                       currentConfig.PsndRate =  44100;\r
+                                                       currentConfig.PicoOpt &= ~8;\r
+                                               } else\r
+                                                       currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & BTN_RIGHT);\r
                                                break;\r
                                        case MA_OPT_REGION:\r
                                                region_prevnext(inp & BTN_RIGHT);\r
@@ -1212,24 +1314,27 @@ static int menu_loop_options(void)
 \r
 static void draw_menu_credits(void)\r
 {\r
-       int tl_x = 15, tl_y = 64, y;\r
+       int tl_x = 15, tl_y = 56, y;\r
        menu_draw_begin(1);\r
 \r
-       text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
+       text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006-2008");\r
+\r
        y = tl_y;\r
        text_out16(tl_x, y, "Credits:");\r
-       text_out16(tl_x, (y+=10), "Dave: Cyclone 68000 core,");\r
+       text_out16(tl_x, (y+=10), "fDave: Cyclone 68000 core,");\r
        text_out16(tl_x, (y+=10), "      base code of PicoDrive");\r
        text_out16(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
        text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
-       text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
-       text_out16(tl_x, (y+=10), "Stephane Dallongeville:");\r
-       text_out16(tl_x, (y+=10), "      opensource Gens");\r
-       text_out16(tl_x, (y+=10), "Haze: Genesis hw info");\r
-       text_out16(tl_x, (y+=10), "Reesy: TODO");\r
-       text_out16(tl_x, (y+=10), "TODO: gizmondo hardware");\r
+       text_out16(tl_x, (y+=10), "Reesy: kgsdk wrapper, sound code");\r
+       text_out16(tl_x, (y+=10), "jens.l: gizmondo hardware");\r
        text_out16(tl_x, (y+=10), "ketchupgun: skin design");\r
 \r
+       text_out16(tl_x, (y+=20), "special thanks (for docs, ideas)");\r
+       text_out16(tl_x, (y+=10), " Charles MacDonald, Haze,");\r
+       text_out16(tl_x, (y+=10), " Stephane Dallongeville,");\r
+       text_out16(tl_x, (y+=10), " Lordus, Exophase, Rokas,");\r
+       text_out16(tl_x, (y+=10), " Nemesis, Tasco Deluxe");\r
+\r
        menu_draw_end();\r
 }\r
 \r
@@ -1266,7 +1371,7 @@ static void draw_menu_root(int menu_sel)
 \r
        // error\r
        if (menuErrorMsg[0]) {\r
-               memset((char *)giz_screen + 321*224*2, 0, 321*16*2);\r
+               memset((char *)menu_screen + 321*224*2, 0, 321*16*2);\r
                text_out16(5, 226, menuErrorMsg);\r
        }\r
        menu_draw_end();\r
@@ -1279,10 +1384,10 @@ static void menu_loop_root(void)
        int ret, menu_sel_max;\r
        unsigned long inp = 0;\r
 \r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_data != NULL);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_data != NULL);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_data != NULL);\r
-       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_data != NULL);\r
+       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_loaded);\r
+       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_loaded);\r
+       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_loaded);\r
+       me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_loaded);\r
        me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
 \r
        menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
@@ -1290,7 +1395,8 @@ static void menu_loop_root(void)
 \r
        /* make sure action buttons are not pressed on entering menu */\r
        draw_menu_root(menu_sel);\r
-       while (Framework_PollGetButtons(1) & (BTN_PLAY|BTN_STOP|BTN_HOME)) Sleep(50);\r
+\r
+       while (Framework_PollGetButtons() & (BTN_PLAY|BTN_STOP|BTN_HOME)) Sleep(50);\r
 \r
        for (;;)\r
        {\r
@@ -1298,9 +1404,10 @@ static void menu_loop_root(void)
                inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_PLAY|BTN_STOP|BTN_HOME|BTN_L|BTN_R);\r
                if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
                if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
-               if(inp &(BTN_HOME|BTN_STOP)){\r
-                       if (rom_data) {\r
-                               while (Framework_PollGetButtons(1) & (BTN_HOME|BTN_STOP)) Sleep(50); // wait until select is released\r
+               if((inp & (BTN_L|BTN_R)) == (BTN_L|BTN_R)) debug_menu_loop();\r
+               if( inp & (BTN_HOME|BTN_STOP)) {\r
+                       if (rom_loaded) {\r
+                               while (Framework_PollGetButtons() & (BTN_HOME|BTN_STOP)) Sleep(50); // wait until released\r
                                engineState = PGS_Running;\r
                                break;\r
                        }\r
@@ -1309,14 +1416,14 @@ static void menu_loop_root(void)
                        switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
                        {\r
                                case MA_MAIN_RESUME_GAME:\r
-                                       if (rom_data) {\r
-                                               while (Framework_PollGetButtons(1) & BTN_PLAY) Sleep(50);\r
+                                       if (rom_loaded) {\r
+                                               while (Framework_PollGetButtons() & BTN_PLAY) Sleep(50);\r
                                                engineState = PGS_Running;\r
                                                return;\r
                                        }\r
                                        break;\r
                                case MA_MAIN_SAVE_STATE:\r
-                                       if (rom_data) {\r
+                                       if (rom_loaded) {\r
                                                if(savestate_menu_loop(0))\r
                                                        continue;\r
                                                engineState = PGS_Running;\r
@@ -1324,16 +1431,18 @@ static void menu_loop_root(void)
                                        }\r
                                        break;\r
                                case MA_MAIN_LOAD_STATE:\r
-                                       if (rom_data) {\r
+                                       if (rom_loaded) {\r
                                                if(savestate_menu_loop(1))\r
                                                        continue;\r
+                                               while (Framework_PollGetButtons() & BTN_PLAY) Sleep(50);\r
                                                engineState = PGS_Running;\r
                                                return;\r
                                        }\r
                                        break;\r
                                case MA_MAIN_RESET_GAME:\r
-                                       if (rom_data) {\r
+                                       if (rom_loaded) {\r
                                                emu_ResetGame();\r
+                                               while (Framework_PollGetButtons() & BTN_PLAY) Sleep(50);\r
                                                engineState = PGS_Running;\r
                                                return;\r
                                        }\r
@@ -1375,7 +1484,7 @@ static void menu_loop_root(void)
                                        engineState = PGS_Quit;\r
                                        return;\r
                                case MA_MAIN_PATCHES:\r
-                                       if (rom_data && PicoPatches) {\r
+                                       if (rom_loaded && PicoPatches) {\r
                                                patches_menu_loop();\r
                                                PicoPatchApply();\r
                                                strcpy(menuErrorMsg, "Patches applied");\r
@@ -1420,20 +1529,28 @@ static void menu_prepare_bg(int use_game_bg)
        if (use_game_bg)\r
        {\r
                // darken the active framebuffer\r
+               if (giz_screen == NULL)\r
+                       giz_screen = Framework2D_LockBuffer(1);\r
                memset(bg_buffer, 0, 321*8*2);\r
                menu_darken_bg(bg_buffer + 321*8*2, (char *)giz_screen + 321*8*2, 321*224, 1);\r
                memset(bg_buffer + 321*232*2, 0, 321*8*2);\r
+               Framework2D_UnlockBuffer();\r
+               giz_screen = NULL;\r
        }\r
        else\r
        {\r
+               int i;\r
                // should really only happen once, on startup..\r
                readpng(bg_buffer, "skin/background.png", READPNG_BG);\r
+               // adjust 320 width to 321\r
+               for (i = 239; i > 0; i--)\r
+                       memmove(bg_buffer + 321*2*i, bg_buffer + 320*2*i, 320*2);\r
        }\r
 }\r
 \r
 static void menu_gfx_prepare(void)\r
 {\r
-       menu_prepare_bg(rom_data != NULL);\r
+       menu_prepare_bg(rom_loaded);\r
 \r
        menu_draw_begin(1);\r
        menu_draw_end();\r
@@ -1494,7 +1611,7 @@ int menu_loop_tray(void)
 \r
        /* make sure action buttons are not pressed on entering menu */\r
        draw_menu_tray(menu_sel);\r
-       while (Framework_PollGetButtons(1) & BTN_PLAY) Sleep(50);\r
+       while (Framework_PollGetButtons() & BTN_PLAY) Sleep(50);\r
 \r
        for (;;)\r
        {\r
@@ -1507,10 +1624,11 @@ int menu_loop_tray(void)
                                case 0: // select image\r
                                        selfname = romsel_loop(curr_path);\r
                                        if (selfname) {\r
-                                               int ret = -1, cd_type;\r
-                                               cd_type = emu_cd_check(NULL);\r
-                                               if (cd_type > 0)\r
-                                                       ret = Insert_CD(romFileName, cd_type == 2);\r
+                                               int ret = -1;\r
+                                               cd_img_type cd_type;\r
+                                               cd_type = emu_cdCheck(NULL);\r
+                                               if (cd_type != CIT_NOT_CD)\r
+                                                       ret = Insert_CD(romFileName, cd_type);\r
                                                if (ret != 0) {\r
                                                        sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
                                                        lprintf("%s\n", menuErrorMsg);\r