platform/gp2x/menu.c

   1 // (c) Copyright 2006,2007 notaz, All rights reserved.\r
   2 // Free for non-commercial use.\r
   3 \r
   4 // For commercial use, separate licencing terms must be obtained.\r
   5 \r
   6 #include <stdio.h>\r
   7 #include <string.h>\r
   8 #include <stdlib.h>\r
   9 #include <stdarg.h>\r
  10 #include <unistd.h>\r
  11 #include <dirent.h>\r
  12 \r
  13 #include "gp2x.h"\r
  14 #include "emu.h"\r
  15 #include "menu.h"\r
  16 #include "fonts.h"\r
  17 #include "usbjoy.h"\r
  18 #include "asmutils.h"\r
  19 #include "version.h"\r
  20 \r
  21 #include <Pico/PicoInt.h>\r
  22 #include <Pico/Patch.h>\r
  23 #include <zlib/zlib.h>\r
  24 \r
  25 #ifndef _DIRENT_HAVE_D_TYPE\r
  26 #error "need d_type for file browser\r
  27 #endif\r
  28 \r
  29 extern char romFileName[PATH_MAX];\r
  30 extern char *rom_data;\r
  31 extern int  mmuhack_status;\r
  32 extern int  state_slot;\r
  33 extern int  config_slot, config_slot_current;\r
  34 \r
  35 static char *gp2xKeyNames[] = {\r
  36         "UP",    "???",    "LEFT", "???",  "DOWN", "???", "RIGHT",    "???",\r
  37         "START", "SELECT", "L",    "R",    "A",    "B",   "X",        "Y",\r
  38         "???",   "???",    "???",  "???",  "???",  "???", "VOL DOWN", "VOL UP",\r
  39         "???",   "???",    "???",  "PUSH", "???",  "???", "???",      "???"\r
  40 };\r
  41 \r
  42 char menuErrorMsg[40] = {0, };\r
  43 \r
  44 \r
  45 static void gp2x_text(unsigned char *screen, int x, int y, const char *text, int color)\r
  46 {\r
  47         int i,l;\r
  48 \r
  49         screen = screen + x + y*320;\r
  50 \r
  51         for (i = 0; i < strlen(text); i++)\r
  52         {\r
  53                 for (l=0;l<8;l++)\r
  54                 {\r
  55                         if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=color;\r
  56                         if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=color;\r
  57                         if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=color;\r
  58                         if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=color;\r
  59                         if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=color;\r
  60                         if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=color;\r
  61                         if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=color;\r
  62                         if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=color;\r
  63                 }\r
  64                 screen += 8;\r
  65         }\r
  66 }\r
  67 \r
  68 // draws white text to current bbp15 screen\r
  69 void gp2x_text_out15(int x, int y, const char *text)\r
  70 {\r
  71         int i,l;\r
  72         unsigned short *screen = gp2x_screen;\r
  73 \r
  74         screen = screen + x + y*320;\r
  75 \r
  76         for (i = 0; i < strlen(text); i++)\r
  77         {\r
  78                 for (l=0;l<8;l++)\r
  79                 {\r
  80                         if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=0xffff;\r
  81                         if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=0xffff;\r
  82                         if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=0xffff;\r
  83                         if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=0xffff;\r
  84                         if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=0xffff;\r
  85                         if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=0xffff;\r
  86                         if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=0xffff;\r
  87                         if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=0xffff;\r
  88                 }\r
  89                 screen += 8;\r
  90         }\r
  91 }\r
  92 \r
  93 \r
  94 void gp2x_text_out8(int x, int y, const char *texto, ...)\r
  95 {\r
  96         va_list args;\r
  97         char    buffer[512];\r
  98 \r
  99         va_start(args,texto);\r
 100         vsprintf(buffer,texto,args);\r
 101         va_end(args);\r
 102 \r
 103         gp2x_text(gp2x_screen,x,y,buffer,0xf0);\r
 104 }\r
 105 \r
 106 \r
 107 void gp2x_text_out8_2(int x, int y, const char *texto, int color)\r
 108 {\r
 109         gp2x_text(gp2x_screen, x, y, texto, color);\r
 110 }\r
 111 \r
 112 void gp2x_text_out8_lim(int x, int y, const char *texto, int max)\r
 113 {\r
 114         char    buffer[320/8+1];\r
 115 \r
 116         strncpy(buffer, texto, 320/8);\r
 117         if (max > 320/8) max = 320/8;\r
 118         if (max < 0) max = 0;\r
 119         buffer[max] = 0;\r
 120 \r
 121         gp2x_text(gp2x_screen,x,y,buffer,0xf0);\r
 122 }\r
 123 \r
 124 static void gp2x_smalltext8(int x, int y, const char *texto)\r
 125 {\r
 126         int i;\r
 127         unsigned char *src, *dst;\r
 128 \r
 129         for (i = 0;; i++, x += 6)\r
 130         {\r
 131                 unsigned char c = (unsigned char) texto[i];\r
 132                 int h = 8;\r
 133 \r
 134                 if (!c) break;\r
 135 \r
 136                 src = fontdata6x8[c];\r
 137                 dst = (unsigned char *)gp2x_screen + x + y*320;\r
 138 \r
 139                 while (h--)\r
 140                 {\r
 141                         int w = 0x20;\r
 142                         while (w)\r
 143                         {\r
 144                                 if( *src & w ) *dst = 0xf0;\r
 145                                 dst++;\r
 146                                 w>>=1;\r
 147                         }\r
 148                         src++;\r
 149 \r
 150                         dst += 320-6;\r
 151                 }\r
 152         }\r
 153 }\r
 154 \r
 155 static void gp2x_smalltext8_lim(int x, int y, const char *texto, int max)\r
 156 {\r
 157         char    buffer[320/6+1];\r
 158 \r
 159         strncpy(buffer, texto, 320/6);\r
 160         if (max > 320/6) max = 320/6;\r
 161         if (max < 0) max = 0;\r
 162         buffer[max] = 0;\r
 163 \r
 164         gp2x_smalltext8(x, y, buffer);\r
 165 }\r
 166 \r
 167 \r
 168 typedef enum\r
 169 {\r
 170         MB_NONE = 1,            /* no auto processing */\r
 171         MB_ONOFF,               /* ON/OFF setting */\r
 172         MB_RANGE,               /* [min-max] setting */\r
 173 } menu_behavior;\r
 174 \r
 175 typedef enum\r
 176 {\r
 177         MA_NONE = 1,\r
 178         MA_MAIN_RESUME_GAME,\r
 179         MA_MAIN_SAVE_STATE,\r
 180         MA_MAIN_LOAD_STATE,\r
 181         MA_MAIN_RESET_GAME,\r
 182         MA_MAIN_LOAD_ROM,\r
 183         MA_MAIN_OPTIONS,\r
 184         MA_MAIN_CONTROLS,\r
 185         MA_MAIN_CREDITS,\r
 186         MA_MAIN_PATCHES,\r
 187         MA_MAIN_EXIT,\r
 188         MA_OPT_RENDERER,\r
 189         MA_OPT_SCALING,\r
 190         MA_OPT_ACC_TIMING,\r
 191         MA_OPT_ACC_SPRITES,\r
 192         MA_OPT_SHOW_FPS,\r
 193         MA_OPT_FRAMESKIP,\r
 194         MA_OPT_ENABLE_SOUND,\r
 195         MA_OPT_SOUND_QUALITY,\r
 196         MA_OPT_ARM940_SOUND,\r
 197         MA_OPT_6BUTTON_PAD,\r
 198         MA_OPT_REGION,\r
 199         MA_OPT_SRAM_STATES,\r
 200         MA_OPT_CONFIRM_STATES,\r
 201         MA_OPT_SAVE_SLOT,\r
 202         MA_OPT_CPU_CLOCKS,\r
 203         MA_OPT_SCD_OPTS,\r
 204         MA_OPT_ADV_OPTS,\r
 205         MA_OPT_SAVECFG,\r
 206         MA_OPT_SAVECFG_GAME,\r
 207         MA_OPT_LOADCFG,\r
 208         MA_OPT2_GAMMA,\r
 209         MA_OPT2_A_SN_GAMMA,\r
 210         MA_OPT2_VSYNC,\r
 211         MA_OPT2_ENABLE_Z80,\r
 212         MA_OPT2_ENABLE_YM2612,\r
 213         MA_OPT2_ENABLE_SN76496,\r
 214         MA_OPT2_GZIP_STATES,\r
 215         MA_OPT2_NO_LAST_ROM,\r
 216         MA_OPT2_RAMTIMINGS,\r
 217         MA_OPT2_SQUIDGEHACK,\r
 218         MA_OPT2_DONE,\r
 219         MA_CDOPT_TESTBIOS_USA,\r
 220         MA_CDOPT_TESTBIOS_EUR,\r
 221         MA_CDOPT_TESTBIOS_JAP,\r
 222         MA_CDOPT_LEDS,\r
 223         MA_CDOPT_CDDA,\r
 224         MA_CDOPT_PCM,\r
 225         MA_CDOPT_READAHEAD,\r
 226         MA_CDOPT_SAVERAM,\r
 227         MA_CDOPT_SCALEROT_CHIP,\r
 228         MA_CDOPT_BETTER_SYNC,\r
 229         MA_CDOPT_DONE,\r
 230 } menu_id;\r
 231 \r
 232 typedef struct\r
 233 {\r
 234         char *name;\r
 235         menu_behavior beh;\r
 236         menu_id id;\r
 237         void *var;              /* for on-off settings */\r
 238         int mask;\r
 239         signed char min;        /* for ranged integer settings, to be sign-extended */\r
 240         signed char max;\r
 241         char enabled;\r
 242 } menu_entry;\r
 243 \r
 244 static int me_id2offset(const menu_entry *entries, int count, menu_id id)\r
 245 {\r
 246         int i;\r
 247         for (i = 0; i < count; i++)\r
 248         {\r
 249                 if (entries[i].id == id) return i;\r
 250         }\r
 251 \r
 252         printf("%s: id %i not found\n", __FUNCTION__, id);\r
 253         return 0;\r
 254 }\r
 255 \r
 256 static void me_enable(menu_entry *entries, int count, menu_id id, int enable)\r
 257 {\r
 258         int i = me_id2offset(entries, count, id);\r
 259         entries[i].enabled = enable;\r
 260 }\r
 261 \r
 262 static int me_count_enabled(const menu_entry *entries, int count)\r
 263 {\r
 264         int i, ret = 0;\r
 265 \r
 266         for (i = 0; i < count; i++)\r
 267         {\r
 268                 if (entries[i].enabled) ret++;\r
 269         }\r
 270 \r
 271         return ret;\r
 272 }\r
 273 \r
 274 static menu_id me_index2id(const menu_entry *entries, int count, int index)\r
 275 {\r
 276         int i;\r
 277 \r
 278         for (i = 0; i < count; i++)\r
 279         {\r
 280                 if (entries[i].enabled)\r
 281                 {\r
 282                         if (index == 0) break;\r
 283                         index--;\r
 284                 }\r
 285         }\r
 286         if (i >= count) i = count - 1;\r
 287         return entries[i].id;\r
 288 }\r
 289 \r
 290 typedef void (me_draw_custom_f)(const menu_entry *entry, int x, int y, void *param);\r
 291 \r
 292 static void me_draw(const menu_entry *entries, int count, int x, int y, me_draw_custom_f *cust_draw, void *param)\r
 293 {\r
 294         int i, y1 = y;\r
 295 \r
 296         for (i = 0; i < count; i++)\r
 297         {\r
 298                 if (!entries[i].enabled) continue;\r
 299                 if (entries[i].name == NULL)\r
 300                 {\r
 301                         if (cust_draw != NULL)\r
 302                                 cust_draw(&entries[i], x, y1, param);\r
 303                         y1 += 10;\r
 304                         continue;\r
 305                 }\r
 306                 gp2x_text_out8(x, y1, entries[i].name);\r
 307                 if (entries[i].beh == MB_ONOFF)\r
 308                         gp2x_text_out8(x + 27*8, y1, (*(int *)entries[i].var & entries[i].mask) ? "ON" : "OFF");\r
 309                 else if (entries[i].beh == MB_RANGE)\r
 310                         gp2x_text_out8(x + 27*8, y1, "%i", *(int *)entries[i].var);\r
 311                 y1 += 10;\r
 312         }\r
 313 }\r
 314 \r
 315 static int me_process(menu_entry *entries, int count, menu_id id, int is_next)\r
 316 {\r
 317         int i = me_id2offset(entries, count, id);\r
 318         menu_entry *entry = &entries[i];\r
 319         switch (entry->beh)\r
 320         {\r
 321                 case MB_ONOFF:\r
 322                         *(int *)entry->var ^= entry->mask;\r
 323                         return 1;\r
 324                 case MB_RANGE:\r
 325                         *(int *)entry->var += is_next ? 1 : -1;\r
 326                         if (*(int *)entry->var < (int)entry->min) *(int *)entry->var = (int)entry->min;\r
 327                         if (*(int *)entry->var > (int)entry->max) *(int *)entry->var = (int)entry->max;\r
 328                         return 1;\r
 329                 default:\r
 330                         return 0;\r
 331         }\r
 332 }\r
 333 \r
 334 \r
 335 \r
 336 \r
 337 static unsigned long inp_prev = 0;\r
 338 static int inp_prevjoy = 0;\r
 339 \r
 340 static unsigned long wait_for_input(unsigned long interesting)\r
 341 {\r
 342         unsigned long ret;\r
 343         static int repeats = 0, wait = 50*1000;\r
 344         int release = 0, i;\r
 345 \r
 346         if (repeats == 2 || repeats == 4) wait /= 2;\r
 347         if (repeats == 6) wait = 15 * 1000;\r
 348 \r
 349         for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
 350                 if (i == 0) repeats++;\r
 351                 if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
 352                 else spend_cycles(wait * currentConfig.CPUclock);\r
 353         }\r
 354 \r
 355         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
 356                 usleep(50000);\r
 357                 release = 1;\r
 358         }\r
 359 \r
 360         if (release || ret != inp_prev) {\r
 361                 repeats = 0;\r
 362                 wait = 50*1000;\r
 363         }\r
 364         inp_prev = ret;\r
 365         inp_prevjoy = 0;\r
 366 \r
 367         // we don't need diagonals in menus\r
 368         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 369         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 370         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 371         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 372 \r
 373         return ret;\r
 374 }\r
 375 \r
 376 static unsigned long input2_read(unsigned long interesting, int *joy)\r
 377 {\r
 378         unsigned long ret;\r
 379         int i;\r
 380 \r
 381         do\r
 382         {\r
 383                 *joy = 0;\r
 384                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
 385                 gp2x_usbjoy_update();\r
 386                 for (i = 0; i < num_of_joys; i++) {\r
 387                         ret = gp2x_usbjoy_check2(i);\r
 388                         if (ret) { *joy = i + 1; break; }\r
 389                 }\r
 390                 if (ret) break;\r
 391         }\r
 392         while(0);\r
 393 \r
 394         return ret;\r
 395 }\r
 396 \r
 397 // similar to wait_for_input(), but returns joy num\r
 398 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 399 {\r
 400         unsigned long ret;\r
 401         const int wait = 300*1000;\r
 402         int i;\r
 403 \r
 404         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 405         for (i = 0; i < 6; i++) {\r
 406                 ret = input2_read(interesting, joy);\r
 407                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 408                 usleep(wait/6);\r
 409         }\r
 410 \r
 411         while ( !(ret = input2_read(interesting, joy)) ) {\r
 412                 usleep(50000);\r
 413         }\r
 414 \r
 415         inp_prev = ret;\r
 416         inp_prevjoy = *joy;\r
 417 \r
 418         return ret;\r
 419 }\r
 420 \r
 421 \r
 422 \r
 423 // --------- loading ROM screen ----------\r
 424 \r
 425 static void load_progress_cb(int percent)\r
 426 {\r
 427         int ln, len = percent * 320 / 100;\r
 428         unsigned char *dst = (unsigned char *)gp2x_screen + 320*20;\r
 429 \r
 430         if (len > 320) len = 320;\r
 431         for (ln = 10; ln > 0; ln--, dst += 320)\r
 432                 memset(dst, 0xf0, len);\r
 433         gp2x_video_flip2();\r
 434 }\r
 435 \r
 436 void menu_romload_prepare(const char *rom_name)\r
 437 {\r
 438         const char *p = rom_name + strlen(rom_name);\r
 439         while (p > rom_name && *p != '/') p--;\r
 440 \r
 441         gp2x_pd_clone_buffer2();\r
 442         gp2x_smalltext8(1, 1, "Loading");\r
 443         gp2x_smalltext8_lim(1, 10, p, 53);\r
 444         gp2x_memcpy_buffers(3, gp2x_screen, 0, 320*240);\r
 445         gp2x_video_flip2();\r
 446         PicoCartLoadProgressCB = load_progress_cb;\r
 447 }\r
 448 \r
 449 void menu_romload_end(void)\r
 450 {\r
 451         PicoCartLoadProgressCB = NULL;\r
 452         gp2x_smalltext8(1, 30, "Starting emulation...");\r
 453         gp2x_video_flip2();\r
 454 }\r
 455 \r
 456 // -------------- ROM selector --------------\r
 457 \r
 458 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 459 {\r
 460         int start, i, pos;\r
 461 \r
 462         start = 12 - sel;\r
 463         n--; // exclude current dir (".")\r
 464 \r
 465         gp2x_pd_clone_buffer2();\r
 466 \r
 467         if(start - 2 >= 0)\r
 468                 gp2x_smalltext8_lim(14, (start - 2)*10, curdir, 53-2);\r
 469         for (i = 0; i < n; i++) {\r
 470                 pos = start + i;\r
 471                 if (pos < 0)  continue;\r
 472                 if (pos > 23) break;\r
 473                 if (namelist[i+1]->d_type == DT_DIR) {\r
 474                         gp2x_smalltext8_lim(14,   pos*10, "/", 1);\r
 475                         gp2x_smalltext8_lim(14+6, pos*10, namelist[i+1]->d_name, 53-3);\r
 476                 } else {\r
 477                         gp2x_smalltext8_lim(14,   pos*10, namelist[i+1]->d_name, 53-2);\r
 478                 }\r
 479         }\r
 480         gp2x_text_out8(5, 120, ">");\r
 481         gp2x_video_flip2();\r
 482 }\r
 483 \r
 484 static int scandir_cmp(const void *p1, const void *p2)\r
 485 {\r
 486         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 487         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 488         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 489         if ((*d2)->d_type == DT_DIR) return  1;\r
 490         return alphasort(d1, d2);\r
 491 }\r
 492 \r
 493 static char *filter_exts[] = {\r
 494         ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
 495         ".jpg", ".gpe", ".cue"\r
 496 };\r
 497 \r
 498 static int scandir_filter(const struct dirent *ent)\r
 499 {\r
 500         const char *p;\r
 501         int i;\r
 502 \r
 503         if (ent == NULL || ent->d_name == NULL) return 0;\r
 504         if (strlen(ent->d_name) < 5) return 1;\r
 505 \r
 506         p = ent->d_name + strlen(ent->d_name) - 4;\r
 507 \r
 508         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 509         {\r
 510                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 511         }\r
 512 \r
 513         return 1;\r
 514 }\r
 515 \r
 516 static char *romsel_loop(char *curr_path)\r
 517 {\r
 518         struct dirent **namelist;\r
 519         DIR *dir;\r
 520         int n, sel = 0;\r
 521         unsigned long inp = 0;\r
 522         char *ret = NULL, *fname = NULL;\r
 523 \r
 524         // is this a dir or a full path?\r
 525         if ((dir = opendir(curr_path))) {\r
 526                 closedir(dir);\r
 527         } else {\r
 528                 char *p;\r
 529                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 530                 *p = 0;\r
 531                 fname = p+1;\r
 532         }\r
 533 \r
 534         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 535         if (n < 0) {\r
 536                 // try root\r
 537                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 538                 if (n < 0) {\r
 539                         // oops, we failed\r
 540                         printf("dir: "); printf(curr_path); printf("\n");\r
 541                         perror("scandir");\r
 542                         return NULL;\r
 543                 }\r
 544         }\r
 545 \r
 546         // try to find sel\r
 547         if (fname != NULL) {\r
 548                 int i;\r
 549                 for (i = 1; i < n; i++) {\r
 550                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 551                                 sel = i - 1;\r
 552                                 break;\r
 553                         }\r
 554                 }\r
 555         }\r
 556 \r
 557         for (;;)\r
 558         {\r
 559                 draw_dirlist(curr_path, namelist, n, sel);\r
 560                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 561                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 562                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 563                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 564                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 565                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 566                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 567                 if(inp & GP2X_B)     { // enter dir/select\r
 568                         again:\r
 569                         if (namelist[sel+1]->d_type == DT_REG) {\r
 570                                 strcpy(romFileName, curr_path);\r
 571                                 strcat(romFileName, "/");\r
 572                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 573                                 ret = romFileName;\r
 574                                 break;\r
 575                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 576                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 577                                 char *p, *newdir = malloc(newlen);\r
 578                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 579                                         char *start = curr_path;\r
 580                                         p = start + strlen(start) - 1;\r
 581                                         while (*p == '/' && p > start) p--;\r
 582                                         while (*p != '/' && p > start) p--;\r
 583                                         if (p <= start) strcpy(newdir, "/");\r
 584                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 585                                 } else {\r
 586                                         strcpy(newdir, curr_path);\r
 587                                         p = newdir + strlen(newdir) - 1;\r
 588                                         while (*p == '/' && p >= newdir) *p-- = 0;\r
 589                                         strcat(newdir, "/");\r
 590                                         strcat(newdir, namelist[sel+1]->d_name);\r
 591                                 }\r
 592                                 ret = romsel_loop(newdir);\r
 593                                 free(newdir);\r
 594                                 break;\r
 595                         } else {\r
 596                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 597                                 FILE *tstf; int tmp;\r
 598                                 strcpy(romFileName, curr_path);\r
 599                                 strcat(romFileName, "/");\r
 600                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 601                                 tstf = fopen(romFileName, "rb");\r
 602                                 if (tstf != NULL)\r
 603                                 {\r
 604                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 605                                                 namelist[sel+1]->d_type = DT_REG;\r
 606                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 607                                         fclose(tstf);\r
 608                                         goto again;\r
 609                                 }\r
 610                         }\r
 611                 }\r
 612                 if(inp & GP2X_X) break; // cancel\r
 613         }\r
 614 \r
 615         if (n > 0) {\r
 616                 while(n--) free(namelist[n]);\r
 617                 free(namelist);\r
 618         }\r
 619 \r
 620         return ret;\r
 621 }\r
 622 \r
 623 // ------------ debug menu ------------\r
 624 \r
 625 char *debugString(void);\r
 626 \r
 627 static void draw_debug(void)\r
 628 {\r
 629         char *p, *str = debugString();\r
 630         int len, line;\r
 631 \r
 632         gp2x_pd_clone_buffer2();\r
 633 \r
 634         p = str;\r
 635         for (line = 0; line < 24; line++)\r
 636         {\r
 637                 while (*p && *p != '\n') p++;\r
 638                 len = p - str;\r
 639                 if (len > 55) len = 55;\r
 640                 gp2x_smalltext8_lim(1, line*10, str, len);\r
 641                 if (*p == 0) break;\r
 642                 p++; str = p;\r
 643         }\r
 644         gp2x_video_flip2();\r
 645 }\r
 646 \r
 647 static void debug_menu_loop(void)\r
 648 {\r
 649         draw_debug();\r
 650         wait_for_input(GP2X_B|GP2X_X);\r
 651 }\r
 652 \r
 653 // ------------ patch/gg menu ------------\r
 654 \r
 655 static void draw_patchlist(int sel)\r
 656 {\r
 657         int start, i, pos;\r
 658 \r
 659         start = 12 - sel;\r
 660 \r
 661         gp2x_pd_clone_buffer2();\r
 662 \r
 663         for (i = 0; i < PicoPatchCount; i++) {\r
 664                 pos = start + i;\r
 665                 if (pos < 0)  continue;\r
 666                 if (pos > 23) break;\r
 667                 gp2x_smalltext8_lim(14,     pos*10, PicoPatches[i].active ? "ON " : "OFF", 3);\r
 668                 gp2x_smalltext8_lim(14+6*4, pos*10, PicoPatches[i].name, 53-6);\r
 669         }\r
 670         pos = start + i;\r
 671         if (pos < 24) gp2x_smalltext8_lim(14, pos*10, "done", 4);\r
 672 \r
 673         gp2x_text_out8(5, 120, ">");\r
 674         gp2x_video_flip2();\r
 675 }\r
 676 \r
 677 \r
 678 static void patches_menu_loop(void)\r
 679 {\r
 680         int menu_sel = 0;\r
 681         unsigned long inp = 0;\r
 682 \r
 683         for(;;)\r
 684         {\r
 685                 draw_patchlist(menu_sel);\r
 686                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 687                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
 688                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
 689                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 690                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
 691                 if(inp & GP2X_B) { // action\r
 692                         if (menu_sel < PicoPatchCount)\r
 693                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
 694                         else    return;\r
 695                 }\r
 696                 if(inp & GP2X_X) return;\r
 697         }\r
 698 \r
 699 }\r
 700 \r
 701 // ------------ savestate loader ------------\r
 702 \r
 703 static void menu_prepare_bg(void);\r
 704 \r
 705 static int state_slot_flags = 0;\r
 706 \r
 707 static void state_check_slots(void)\r
 708 {\r
 709         int slot;\r
 710 \r
 711         state_slot_flags = 0;\r
 712 \r
 713         for (slot = 0; slot < 10; slot++)\r
 714         {\r
 715                 if (emu_check_save_file(slot))\r
 716                 {\r
 717                         state_slot_flags |= 1 << slot;\r
 718                 }\r
 719         }\r
 720 }\r
 721 \r
 722 static void draw_savestate_bg(int slot)\r
 723 {\r
 724         struct PicoVideo tmp_pv;\r
 725         unsigned short tmp_cram[0x40];\r
 726         unsigned short tmp_vsram[0x40];\r
 727         void *tmp_vram, *file;\r
 728         char *fname;\r
 729 \r
 730         fname = emu_GetSaveFName(1, 0, slot);\r
 731         if (!fname) return;\r
 732 \r
 733         tmp_vram = malloc(sizeof(Pico.vram));\r
 734         if (tmp_vram == NULL) return;\r
 735 \r
 736         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 737         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 738         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 739         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 740 \r
 741         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 742                 file = gzopen(fname, "rb");\r
 743                 emu_set_save_cbs(1);\r
 744         } else {\r
 745                 file = fopen(fname, "rb");\r
 746                 emu_set_save_cbs(0);\r
 747         }\r
 748 \r
 749         if (file) {\r
 750                 if (PicoMCD & 1) {\r
 751                         PicoCdLoadStateGfx(file);\r
 752                 } else {\r
 753                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 754                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 755                         areaSeek(file, 0x2000, SEEK_CUR);\r
 756                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 757                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 758                         areaSeek(file, 0x221a0, SEEK_SET);\r
 759                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 760                 }\r
 761                 areaClose(file);\r
 762         }\r
 763 \r
 764         emu_forced_frame();\r
 765         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
 766         menu_prepare_bg();\r
 767 \r
 768         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 769         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 770         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 771         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 772         free(tmp_vram);\r
 773 }\r
 774 \r
 775 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 776 {\r
 777         int tl_x = 25, tl_y = 60, y, i;\r
 778 \r
 779         if (state_slot_flags & (1 << menu_sel))\r
 780                 draw_savestate_bg(menu_sel);\r
 781         gp2x_pd_clone_buffer2();\r
 782 \r
 783         gp2x_text_out8(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 784 \r
 785         /* draw all 10 slots */\r
 786         y = tl_y;\r
 787         for (i = 0; i < 10; i++, y+=10)\r
 788         {\r
 789                 gp2x_text_out8(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 790         }\r
 791         gp2x_text_out8(tl_x, y, "back");\r
 792 \r
 793         // draw cursor\r
 794         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
 795 \r
 796         gp2x_video_flip2();\r
 797 }\r
 798 \r
 799 static int savestate_menu_loop(int is_loading)\r
 800 {\r
 801         static int menu_sel = 10;\r
 802         int menu_sel_max = 10;\r
 803         unsigned long inp = 0;\r
 804 \r
 805         state_check_slots();\r
 806 \r
 807         for(;;)\r
 808         {\r
 809                 draw_savestate_menu(menu_sel, is_loading);\r
 810                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 811                 if(inp & GP2X_UP  ) {\r
 812                         do {\r
 813                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 814                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 815                 }\r
 816                 if(inp & GP2X_DOWN) {\r
 817                         do {\r
 818                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 819                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 820                 }\r
 821                 if(inp & GP2X_B) { // save/load\r
 822                         if (menu_sel < 10) {\r
 823                                 state_slot = menu_sel;\r
 824                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 825                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 826                                         return 1;\r
 827                                 }\r
 828                                 return 0;\r
 829                         } else  return 1;\r
 830                 }\r
 831                 if(inp & GP2X_X) return 1;\r
 832         }\r
 833 }\r
 834 \r
 835 // -------------- key config --------------\r
 836 \r
 837 static char *usb_joy_key_name(int joy, int num)\r
 838 {\r
 839         static char name[16];\r
 840         switch (num)\r
 841         {\r
 842                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 843                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 844                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 845                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 846                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 847         }\r
 848         return name;\r
 849 }\r
 850 \r
 851 static char *action_binds(int player_idx, int action_mask)\r
 852 {\r
 853         static char strkeys[32*5];\r
 854         int joy, i;\r
 855 \r
 856         strkeys[0] = 0;\r
 857         for (i = 0; i < 32; i++) // i is key index\r
 858         {\r
 859                 if (currentConfig.KeyBinds[i] & action_mask)\r
 860                 {\r
 861                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 862                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 863                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 864                 }\r
 865         }\r
 866         for (joy = 0; joy < num_of_joys; joy++)\r
 867         {\r
 868                 for (i = 0; i < 32; i++)\r
 869                 {\r
 870                         if (currentConfig.JoyBinds[joy][i] & action_mask)\r
 871                         {\r
 872                                 if (player_idx >= 0 && ((currentConfig.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 873                                 if (strkeys[0]) {\r
 874                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 875                                         break;\r
 876                                 }\r
 877                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 878                         }\r
 879                 }\r
 880         }\r
 881 \r
 882         return strkeys;\r
 883 }\r
 884 \r
 885 static void unbind_action(int action)\r
 886 {\r
 887         int i, u;\r
 888 \r
 889         for (i = 0; i < 32; i++)\r
 890                 currentConfig.KeyBinds[i] &= ~action;\r
 891         for (u = 0; u < 4; u++)\r
 892                 for (i = 0; i < 32; i++)\r
 893                         currentConfig.JoyBinds[u][i] &= ~action;\r
 894 }\r
 895 \r
 896 static int count_bound_keys(int action, int joy)\r
 897 {\r
 898         int i, keys = 0;\r
 899 \r
 900         if (joy)\r
 901         {\r
 902                 for (i = 0; i < 32; i++)\r
 903                         if (currentConfig.JoyBinds[joy-1][i] & action) keys++;\r
 904         }\r
 905         else\r
 906         {\r
 907                 for (i = 0; i < 32; i++)\r
 908                         if (currentConfig.KeyBinds[i] & action) keys++;\r
 909         }\r
 910         return keys;\r
 911 }\r
 912 \r
 913 typedef struct { char *name; int mask; } bind_action_t;\r
 914 \r
 915 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
 916 {\r
 917         int x, y, tl_y = 40, i;\r
 918 \r
 919         gp2x_pd_clone_buffer2();\r
 920         if (player_idx >= 0) {\r
 921                 gp2x_text_out8(80, 20, "Player %i controls", player_idx + 1);\r
 922                 x = 100;\r
 923         } else {\r
 924                 gp2x_text_out8(80, 20, "Emulator controls");\r
 925                 x = 40;\r
 926         }\r
 927 \r
 928         y = tl_y;\r
 929         for (i = 0; i < opt_cnt; i++, y+=10)\r
 930                 gp2x_text_out8(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 931 \r
 932         gp2x_text_out8(x, y, "Done");\r
 933 \r
 934         // draw cursor\r
 935         gp2x_text_out8(x - 16, tl_y + sel*10, ">");\r
 936 \r
 937         if (sel < opt_cnt) {\r
 938                 gp2x_text_out8(30, 190, "Press a button to bind/unbind");\r
 939                 gp2x_text_out8(30, 200, "Use SELECT to clear");\r
 940                 gp2x_text_out8(30, 210, "To bind UP/DOWN, hold SELECT");\r
 941                 gp2x_text_out8(30, 220, "Select \"Done\" to exit");\r
 942         } else {\r
 943                 gp2x_text_out8(30, 200, "Use Options -> Save cfg");\r
 944                 gp2x_text_out8(30, 210, "to save controls");\r
 945                 gp2x_text_out8(30, 220, "Press B or X to exit");\r
 946         }\r
 947         gp2x_video_flip2();\r
 948 }\r
 949 \r
 950 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
 951 {\r
 952         int joy = 0, sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
 953         unsigned long inp = 0;\r
 954 \r
 955         for (;;)\r
 956         {\r
 957                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 958                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
 959                 // printf("got %08lX from joy %i\n", inp, joy);\r
 960                 if (joy == 0) {\r
 961                         if (!(inp & GP2X_SELECT)) {\r
 962                                 prev_select = 0;\r
 963                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 964                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 965                         }\r
 966                         if (sel >= opt_cnt) {\r
 967                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 968                                 else continue;\r
 969                         }\r
 970                         // if we are here, we want to bind/unbind something\r
 971                         if ((inp & GP2X_SELECT) && !prev_select)\r
 972                                 unbind_action(opts[sel].mask);\r
 973                         prev_select = inp & GP2X_SELECT;\r
 974                         inp &= CONFIGURABLE_KEYS;\r
 975                         inp &= ~GP2X_SELECT;\r
 976                         for (i = 0; i < 32; i++)\r
 977                                 if (inp & (1 << i)) {\r
 978                                         if (count_bound_keys(opts[sel].mask, 0) >= 2)\r
 979                                              currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 980                                         else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
 981                                         if (player_idx >= 0) {\r
 982                                                 currentConfig.KeyBinds[i] &= ~(3 << 16);\r
 983                                                 currentConfig.KeyBinds[i] |= player_idx << 16;\r
 984                                         }\r
 985                                 }\r
 986                 }\r
 987                 else if (sel < opt_cnt)\r
 988                 {\r
 989                         for (i = 0; i < 32; i++)\r
 990                                 if (inp & (1 << i)) {\r
 991                                         if (count_bound_keys(opts[sel].mask, joy) >= 1) // disallow combos for usbjoy\r
 992                                              currentConfig.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
 993                                         else currentConfig.JoyBinds[joy-1][i] ^=  opts[sel].mask;\r
 994                                         if (player_idx >= 0) {\r
 995                                                 currentConfig.JoyBinds[joy-1][i] &= ~(3 << 16);\r
 996                                                 currentConfig.JoyBinds[joy-1][i] |= player_idx << 16;\r
 997                                         }\r
 998                                 }\r
 999                 }\r
1000         }\r
1001 }\r
1002 \r
1003 static void draw_kc_sel(int menu_sel)\r
1004 {\r
1005         int tl_x = 25+40, tl_y = 60, y, i;\r
1006         char joyname[36];\r
1007 \r
1008         y = tl_y;\r
1009         gp2x_pd_clone_buffer2();\r
1010         gp2x_text_out8(tl_x, y,       "Player 1");\r
1011         gp2x_text_out8(tl_x, (y+=10), "Player 2");\r
1012         gp2x_text_out8(tl_x, (y+=10), "Emulator controls");\r
1013         gp2x_text_out8(tl_x, (y+=10), "Done");\r
1014 \r
1015         // draw cursor\r
1016         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1017 \r
1018         tl_x = 25;\r
1019         gp2x_text_out8(tl_x, (y=110), "USB joys detected:");\r
1020         if (num_of_joys > 0) {\r
1021                 for (i = 0; i < num_of_joys; i++) {\r
1022                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
1023                         gp2x_text_out8(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
1024                 }\r
1025         } else {\r
1026                 gp2x_text_out8(tl_x, (y+=10), "none");\r
1027         }\r
1028 \r
1029         gp2x_video_flip2();\r
1030 }\r
1031 \r
1032 \r
1033 // PicoPad[] format: MXYZ SACB RLDU\r
1034 static bind_action_t ctrl_actions[] =\r
1035 {\r
1036         { "UP     ", 0x001 },\r
1037         { "DOWN   ", 0x002 },\r
1038         { "LEFT   ", 0x004 },\r
1039         { "RIGHT  ", 0x008 },\r
1040         { "A      ", 0x040 },\r
1041         { "B      ", 0x010 },\r
1042         { "C      ", 0x020 },\r
1043         { "START  ", 0x080 },\r
1044         { "MODE   ", 0x800 },\r
1045         { "X      ", 0x400 },\r
1046         { "Y      ", 0x200 },\r
1047         { "Z      ", 0x100 },\r
1048 };\r
1049 \r
1050 // player2_flag, ?, ?, ?, ?, ?, ?, menu\r
1051 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
1052 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
1053 static bind_action_t emuctrl_actions[] =\r
1054 {\r
1055         { "Volume Down    ", 1<<30 },\r
1056         { "Volume Up      ", 1<<29 },\r
1057         { "Load State     ", 1<<28 },\r
1058         { "Save State     ", 1<<27 },\r
1059         { "Switch Renderer", 1<<26 },\r
1060         { "Prev Save Slot ", 1<<25 },\r
1061         { "Next Save Slot ", 1<<24 },\r
1062         { "Enter Menu     ", 1<<23 },\r
1063 };\r
1064 \r
1065 static void kc_sel_loop(void)\r
1066 {\r
1067         int menu_sel = 3, menu_sel_max = 3;\r
1068         unsigned long inp = 0;\r
1069         int is_6button = currentConfig.PicoOpt & 0x020;\r
1070 \r
1071         while (1)\r
1072         {\r
1073                 draw_kc_sel(menu_sel);\r
1074                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
1075                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1076                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1077                 if (inp & GP2X_B) {\r
1078                         switch (menu_sel) {\r
1079                                 case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;\r
1080                                 case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;\r
1081                                 case 2: key_config_loop(emuctrl_actions,\r
1082                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
1083                                 case 3: if (rom_data == NULL) emu_WriteConfig(0); return;\r
1084                                 default: return;\r
1085                         }\r
1086                 }\r
1087                 if (inp & GP2X_X) return;\r
1088         }\r
1089 }\r
1090 \r
1091 \r
1092 // --------- sega/mega cd options ----------\r
1093 \r
1094 menu_entry cdopt_entries[] =\r
1095 {\r
1096         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1 },\r
1097         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1 },\r
1098         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1 },\r
1099         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt,  0x0400, 0, 0, 1 },\r
1100         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &currentConfig.PicoOpt, 0x0800, 0, 0, 1 },\r
1101         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &currentConfig.PicoOpt, 0x0400, 0, 0, 1 },\r
1102         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1 },\r
1103         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &currentConfig.PicoOpt, 0x8000, 0, 0, 1 },\r
1104         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&currentConfig.PicoOpt, 0x1000, 0, 0, 1 },\r
1105         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &currentConfig.PicoOpt, 0x2000, 0, 0, 1 },\r
1106         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1 },\r
1107 };\r
1108 \r
1109 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))\r
1110 \r
1111 \r
1112 struct bios_names_t\r
1113 {\r
1114         char us[32], eu[32], jp[32];\r
1115 };\r
1116 \r
1117 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1118 {\r
1119         struct bios_names_t *bios_names = param;\r
1120         char ra_buff[16];\r
1121 \r
1122         switch (entry->id)\r
1123         {\r
1124                 case MA_CDOPT_TESTBIOS_USA: gp2x_text_out8(x, y, "USA BIOS:     %s", bios_names->us); break;\r
1125                 case MA_CDOPT_TESTBIOS_EUR: gp2x_text_out8(x, y, "EUR BIOS:     %s", bios_names->eu); break;\r
1126                 case MA_CDOPT_TESTBIOS_JAP: gp2x_text_out8(x, y, "JAP BIOS:     %s", bios_names->jp); break;\r
1127                 case MA_CDOPT_READAHEAD:\r
1128                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
1129                         else strcpy(ra_buff, "     OFF");\r
1130                         gp2x_text_out8(x, y, "ReadAhead buffer      %s", ra_buff);\r
1131                         break;\r
1132                 default:break;\r
1133         }\r
1134 }\r
1135 \r
1136 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)\r
1137 {\r
1138         int tl_x = 25, tl_y = 60;\r
1139         menu_id selected_id;\r
1140         char ra_buff[16];\r
1141 \r
1142         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
1143         else strcpy(ra_buff, "     OFF");\r
1144 \r
1145         gp2x_pd_clone_buffer2();\r
1146 \r
1147         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);\r
1148 \r
1149         // draw cursor\r
1150         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1151 \r
1152         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
1153         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||\r
1154                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||\r
1155                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))\r
1156                         gp2x_text_out8(tl_x, 220, "Press start to test selected BIOS");\r
1157 \r
1158         gp2x_video_flip2();\r
1159 }\r
1160 \r
1161 static void cd_menu_loop_options(void)\r
1162 {\r
1163         static int menu_sel = 0;\r
1164         int menu_sel_max = 10;\r
1165         unsigned long inp = 0;\r
1166         struct bios_names_t bios_names;\r
1167         menu_id selected_id;\r
1168         char *bios, *p;\r
1169 \r
1170         if (find_bios(4, &bios)) { // US\r
1171                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1172                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
1173         } else  strcpy(bios_names.us, "NOT FOUND");\r
1174 \r
1175         if (find_bios(8, &bios)) { // EU\r
1176                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1177                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
1178         } else  strcpy(bios_names.eu, "NOT FOUND");\r
1179 \r
1180         if (find_bios(1, &bios)) { // JP\r
1181                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1182                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
1183         } else  strcpy(bios_names.jp, "NOT FOUND");\r
1184 \r
1185         for(;;)\r
1186         {\r
1187                 draw_cd_menu_options(menu_sel, &bios_names);\r
1188                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
1189                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1190                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1191                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
1192                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1193                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1194                             selected_id == MA_CDOPT_READAHEAD) {\r
1195                                 if (inp & GP2X_LEFT) {\r
1196                                         PicoCDBuffers >>= 1;\r
1197                                         if (PicoCDBuffers < 64) PicoCDBuffers = 0;\r
1198                                 } else {\r
1199                                         if (PicoCDBuffers < 64) PicoCDBuffers = 64;\r
1200                                         else PicoCDBuffers <<= 1;\r
1201                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
1202                                 }\r
1203                         }\r
1204                 }\r
1205                 if (inp & GP2X_B) { // toggleable options\r
1206                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&\r
1207                             selected_id == MA_CDOPT_DONE) {\r
1208                                 return;\r
1209                         }\r
1210                 }\r
1211                 if (inp & GP2X_START) { // BIOS testers\r
1212                         switch (selected_id) {\r
1213                                 case MA_CDOPT_TESTBIOS_USA:\r
1214                                         if (find_bios(4, &bios)) { // test US\r
1215                                                 strcpy(romFileName, bios);\r
1216                                                 engineState = PGS_ReloadRom;\r
1217                                                 return;\r
1218                                         }\r
1219                                         break;\r
1220                                 case MA_CDOPT_TESTBIOS_EUR:\r
1221                                         if (find_bios(8, &bios)) { // test EU\r
1222                                                 strcpy(romFileName, bios);\r
1223                                                 engineState = PGS_ReloadRom;\r
1224                                                 return;\r
1225                                         }\r
1226                                         break;\r
1227                                 case MA_CDOPT_TESTBIOS_JAP:\r
1228                                         if (find_bios(1, &bios)) { // test JP\r
1229                                                 strcpy(romFileName, bios);\r
1230                                                 engineState = PGS_ReloadRom;\r
1231                                                 return;\r
1232                                         }\r
1233                                         break;\r
1234                                 default:\r
1235                                         break;\r
1236                         }\r
1237                 }\r
1238                 if (inp & (GP2X_X|GP2X_A)) return;\r
1239         }\r
1240 }\r
1241 \r
1242 \r
1243 // --------- advanced options ----------\r
1244 \r
1245 menu_entry opt2_entries[] =\r
1246 {\r
1247         { NULL,                        MB_NONE,  MA_OPT2_GAMMA,         NULL, 0, 0, 0, 1 },\r
1248         { "A_SN's gamma curve",        MB_ONOFF, MA_OPT2_A_SN_GAMMA,    &currentConfig.EmuOpt, 0x1000, 0, 0, 1 },\r
1249         { "Perfecf vsync",             MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1 },\r
1250         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x0004, 0, 0, 1 },\r
1251         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x0001, 0, 0, 1 },\r
1252         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x0002, 0, 0, 1 },\r
1253         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1 },\r
1254         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1 },\r
1255         { "needs restart:",            MB_NONE,  MA_NONE,               NULL, 0, 0, 0, 1 },\r
1256         { "craigix's RAM timings",     MB_ONOFF, MA_OPT2_RAMTIMINGS,    &currentConfig.EmuOpt, 0x0100, 0, 0, 1 },\r
1257         { NULL,                        MB_ONOFF, MA_OPT2_SQUIDGEHACK,   &currentConfig.EmuOpt, 0x0010, 0, 0, 1 },\r
1258         { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },\r
1259 };\r
1260 \r
1261 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))\r
1262 \r
1263 static void menu_opt2_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1264 {\r
1265         if (entry->id == MA_OPT2_GAMMA)\r
1266                 gp2x_text_out8(x, y, "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100);\r
1267         else if (entry->id == MA_OPT2_SQUIDGEHACK)\r
1268                 gp2x_text_out8(x, y, "squidgehack (now %s %s", mmuhack_status ? "active)  " : "inactive)",\r
1269                         (currentConfig.EmuOpt&0x0010)?"ON":"OFF");\r
1270 }\r
1271 \r
1272 \r
1273 static void draw_amenu_options(int menu_sel)\r
1274 {\r
1275         int tl_x = 25, tl_y = 50;\r
1276 \r
1277         gp2x_pd_clone_buffer2();\r
1278 \r
1279         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, menu_opt2_cust_draw, NULL);\r
1280 \r
1281         // draw cursor\r
1282         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1283 \r
1284         gp2x_video_flip2();\r
1285 }\r
1286 \r
1287 static void amenu_loop_options(void)\r
1288 {\r
1289         static int menu_sel = 0;\r
1290         int menu_sel_max;\r
1291         unsigned long inp = 0;\r
1292         menu_id selected_id;\r
1293 \r
1294         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;\r
1295 \r
1296         for(;;)\r
1297         {\r
1298                 draw_amenu_options(menu_sel);\r
1299                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1300                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1301                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1302                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);\r
1303                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1304                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1305                             selected_id == MA_OPT2_GAMMA) {\r
1306                                 while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1307                                         currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
1308                                         if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
1309                                         if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
1310                                         draw_amenu_options(menu_sel);\r
1311                                         usleep(18*1000);\r
1312                                 }\r
1313                         }\r
1314                 }\r
1315                 if (inp & GP2X_B) { // toggleable options\r
1316                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&\r
1317                             selected_id == MA_OPT2_DONE) {\r
1318                                 return;\r
1319                         }\r
1320                 }\r
1321                 if (inp & (GP2X_X|GP2X_A)) return;\r
1322         }\r
1323 }\r
1324 \r
1325 // -------------- options --------------\r
1326 \r
1327 \r
1328 menu_entry opt_entries[] =\r
1329 {\r
1330         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },\r
1331         { NULL,                        MB_RANGE, MA_OPT_SCALING,       &currentConfig.scaling, 0, 0, 3, 1 },\r
1332         { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x040, 0, 0, 1 },\r
1333         { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x080, 0, 0, 1 },\r
1334         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1 },\r
1335         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1 },\r
1336         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1 },\r
1337         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1 },\r
1338         { "Use ARM940 core for sound", MB_ONOFF, MA_OPT_ARM940_SOUND,  &currentConfig.PicoOpt, 0x200, 0, 0, 1 },\r
1339         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x020, 0, 0, 1 },\r
1340         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1 },\r
1341         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1 },\r
1342         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },\r
1343         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },\r
1344         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1 },\r
1345         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },\r
1346         { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },\r
1347         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1 },\r
1348         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1 },\r
1349         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1 },\r
1350 };\r
1351 \r
1352 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
1353 \r
1354 \r
1355 static const char *region_name(unsigned int code)\r
1356 {\r
1357         static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };\r
1358         static const char *names_short[] = { "", " JP", " JP", " US", " EU" };\r
1359         int u, i = 0;\r
1360         if (code) {\r
1361                 code <<= 1;\r
1362                 while((code >>= 1)) i++;\r
1363                 if (i > 4) return "unknown";\r
1364                 return names[i];\r
1365         } else {\r
1366                 static char name[24];\r
1367                 strcpy(name, "Auto:");\r
1368                 for (u = 0; u < 3; u++) {\r
1369                         i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;\r
1370                         while((code >>= 1)) i++;\r
1371                         strcat(name, names_short[i]);\r
1372                 }\r
1373                 return name;\r
1374         }\r
1375 }\r
1376 \r
1377 \r
1378 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1379 {\r
1380         char *str, str24[24];\r
1381 \r
1382         switch (entry->id)\r
1383         {\r
1384                 case MA_OPT_RENDERER:\r
1385                         if (currentConfig.PicoOpt&0x10)\r
1386                                 str = " 8bit fast";\r
1387                         else if (currentConfig.EmuOpt&0x80)\r
1388                                 str = "16bit accurate";\r
1389                         else\r
1390                                 str = " 8bit accurate";\r
1391                         gp2x_text_out8(x, y, "Renderer:            %s", str);\r
1392                         break;\r
1393                 case MA_OPT_SCALING:\r
1394                         switch (currentConfig.scaling) {\r
1395                                 default: str = "            OFF";   break;\r
1396                                 case 1:  str = "hw horizontal";     break;\r
1397                                 case 2:  str = "hw horiz. + vert."; break;\r
1398                                 case 3:  str = "sw horizontal";     break;\r
1399                         }\r
1400                         gp2x_text_out8(x, y, "Scaling:       %s", str);\r
1401                         break;\r
1402                 case MA_OPT_FRAMESKIP:\r
1403                         if (currentConfig.Frameskip < 0)\r
1404                              strcpy(str24, "Auto");\r
1405                         else sprintf(str24, "%i", currentConfig.Frameskip);\r
1406                         gp2x_text_out8(x, y, "Frameskip                  %s", str24);\r
1407                         break;\r
1408                 case MA_OPT_SOUND_QUALITY:\r
1409                         str = (currentConfig.PicoOpt&0x08)?"stereo":"mono";\r
1410                         gp2x_text_out8(x, y, "Sound Quality:     %5iHz %s", currentConfig.PsndRate, str);\r
1411                         break;\r
1412                 case MA_OPT_REGION:\r
1413                         gp2x_text_out8(x, y, "Region:              %s", region_name(currentConfig.PicoRegion));\r
1414                         break;\r
1415                 case MA_OPT_CONFIRM_STATES:\r
1416                         switch ((currentConfig.EmuOpt >> 9) & 5) {\r
1417                                 default: str = "OFF";    break;\r
1418                                 case 1:  str = "writes"; break;\r
1419                                 case 4:  str = "loads";  break;\r
1420                                 case 5:  str = "both";   break;\r
1421                         }\r
1422                         gp2x_text_out8(x, y, "Confirm savestate          %s", str);\r
1423                         break;\r
1424                 case MA_OPT_CPU_CLOCKS:\r
1425                         gp2x_text_out8(x, y, "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
1426                         break;\r
1427                 case MA_OPT_SAVECFG:\r
1428                         str24[0] = 0;\r
1429                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);\r
1430                         gp2x_text_out8(x, y, "Save cfg as default%s", str24);\r
1431                         break;\r
1432                 case MA_OPT_LOADCFG:\r
1433                         gp2x_text_out8(x, y, "Load cfg from profile %i", config_slot);\r
1434                         break;\r
1435                 default:\r
1436                         printf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);\r
1437                         break;\r
1438         }\r
1439 }\r
1440 \r
1441 \r
1442 \r
1443 static void draw_menu_options(int menu_sel)\r
1444 {\r
1445         int tl_x = 25, tl_y = 32;\r
1446 \r
1447         gp2x_pd_clone_buffer2();\r
1448 \r
1449         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);\r
1450 \r
1451         // draw cursor\r
1452         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1453 \r
1454         gp2x_video_flip2();\r
1455 }\r
1456 \r
1457 static int sndrate_prevnext(int rate, int dir)\r
1458 {\r
1459         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1460 \r
1461         for (i = 0; i < 5; i++)\r
1462                 if (rates[i] == rate) break;\r
1463 \r
1464         i += dir ? 1 : -1;\r
1465         if (i > 4) return dir ? 44100 : 22050;\r
1466         if (i < 0) return dir ? 11025 : 8000;\r
1467         return rates[i];\r
1468 }\r
1469 \r
1470 static void region_prevnext(int right)\r
1471 {\r
1472         // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
1473         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
1474         int i;\r
1475         if (right) {\r
1476                 if (!currentConfig.PicoRegion) {\r
1477                         for (i = 0; i < 6; i++)\r
1478                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1479                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
1480                         else currentConfig.PicoRegion=1;\r
1481                 }\r
1482                 else currentConfig.PicoRegion<<=1;\r
1483                 if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;\r
1484         } else {\r
1485                 if (!currentConfig.PicoRegion) {\r
1486                         for (i = 0; i < 6; i++)\r
1487                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1488                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
1489                 }\r
1490                 else currentConfig.PicoRegion>>=1;\r
1491         }\r
1492 }\r
1493 \r
1494 static void menu_options_save(void)\r
1495 {\r
1496         PicoOpt = currentConfig.PicoOpt;\r
1497         PsndRate = currentConfig.PsndRate;\r
1498         PicoRegionOverride = currentConfig.PicoRegion;\r
1499         if (!(PicoOpt & 0x20)) {\r
1500                 // unbind XYZ MODE, just in case\r
1501                 unbind_action(0xf00);\r
1502         }\r
1503         scaling_update();\r
1504 }\r
1505 \r
1506 static int menu_loop_options(void)\r
1507 {\r
1508         static int menu_sel = 0;\r
1509         int menu_sel_max, ret;\r
1510         unsigned long inp = 0;\r
1511         menu_id selected_id;\r
1512 \r
1513         currentConfig.PicoOpt = PicoOpt;\r
1514         currentConfig.PsndRate = PsndRate;\r
1515         currentConfig.PicoRegion = PicoRegionOverride;\r
1516 \r
1517         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_data != NULL);\r
1518         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1519         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1520         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1521 \r
1522         while (1)\r
1523         {\r
1524                 draw_menu_options(menu_sel);\r
1525                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1526                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1527                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1528                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);\r
1529                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1530                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0)) {\r
1531                                 switch (selected_id) {\r
1532                                         case MA_OPT_RENDERER:\r
1533                                                 if (inp & GP2X_LEFT) {\r
1534                                                         if      (  currentConfig.PicoOpt&0x10) currentConfig.PicoOpt&= ~0x10;\r
1535                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
1536                                                         else if (  currentConfig.EmuOpt &0x80) break;\r
1537                                                 } else {\r
1538                                                         if      (  currentConfig.PicoOpt&0x10) break;\r
1539                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.PicoOpt|=  0x10;\r
1540                                                         else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
1541                                                 }\r
1542                                                 break;\r
1543                                         case MA_OPT_SOUND_QUALITY:\r
1544                                                 if ((inp & GP2X_RIGHT) && currentConfig.PsndRate == 44100 && !(currentConfig.PicoOpt&0x08)) {\r
1545                                                         currentConfig.PsndRate = 8000;  currentConfig.PicoOpt|= 0x08;\r
1546                                                 } else if ((inp & GP2X_LEFT) && currentConfig.PsndRate == 8000 && (currentConfig.PicoOpt&0x08)) {\r
1547                                                         currentConfig.PsndRate = 44100; currentConfig.PicoOpt&=~0x08;\r
1548                                                 } else currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & GP2X_RIGHT);\r
1549                                                 break;\r
1550                                         case MA_OPT_REGION:\r
1551                                                 region_prevnext(inp & GP2X_RIGHT);\r
1552                                                 break;\r
1553                                         case MA_OPT_CONFIRM_STATES: {\r
1554                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);\r
1555                                                          n += (inp & GP2X_LEFT) ? -1 : 1;\r
1556                                                          if (n < 0) n = 0; else if (n > 3) n = 3;\r
1557                                                          n |= n << 1; n &= ~2;\r
1558                                                          currentConfig.EmuOpt &= ~0xa00;\r
1559                                                          currentConfig.EmuOpt |= n << 9;\r
1560                                                          break;\r
1561                                                  }\r
1562                                         case MA_OPT_SAVE_SLOT:\r
1563                                                  if (inp & GP2X_RIGHT) {\r
1564                                                          state_slot++; if (state_slot > 9) state_slot = 0;\r
1565                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
1566                                                  }\r
1567                                                  break;\r
1568                                         case MA_OPT_CPU_CLOCKS:\r
1569                                                  while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1570                                                          currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1571                                                          if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
1572                                                          draw_menu_options(menu_sel);\r
1573                                                          usleep(50*1000);\r
1574                                                  }\r
1575                                                  break;\r
1576                                         case MA_OPT_SAVECFG:\r
1577                                         case MA_OPT_SAVECFG_GAME:\r
1578                                         case MA_OPT_LOADCFG:\r
1579                                                  config_slot += (inp&GP2X_RIGHT) ? 1 : -1;\r
1580                                                  if (config_slot > 9) config_slot = 0;\r
1581                                                  if (config_slot < 0) config_slot = 9;\r
1582                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1583                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1584                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1585                                                  break;\r
1586                                         default:\r
1587                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1588                                                 break;\r
1589                                 }\r
1590                         }\r
1591                 }\r
1592                 if (inp & GP2X_B) {\r
1593                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))\r
1594                         {\r
1595                                 switch (selected_id)\r
1596                                 {\r
1597                                         case MA_OPT_SCD_OPTS:\r
1598                                                 cd_menu_loop_options();\r
1599                                                 if (engineState == PGS_ReloadRom)\r
1600                                                         return 0; // test BIOS\r
1601                                                 break;\r
1602                                         case MA_OPT_ADV_OPTS:\r
1603                                                 amenu_loop_options();\r
1604                                                 break;\r
1605                                         case MA_OPT_SAVECFG: // done (update and write)\r
1606                                                 menu_options_save();\r
1607                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");\r
1608                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1609                                                 return 1;\r
1610                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)\r
1611                                                 menu_options_save();\r
1612                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");\r
1613                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1614                                                 return 1;\r
1615                                         case MA_OPT_LOADCFG:\r
1616                                                 ret = emu_ReadConfig(1, 1);\r
1617                                                 if (!ret) ret = emu_ReadConfig(0, 1);\r
1618                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");\r
1619                                                 else      strcpy(menuErrorMsg, "failed to load config");\r
1620                                                 return 1;\r
1621                                         default:\r
1622                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1623                                                 break;\r
1624                                 }\r
1625                         }\r
1626                 }\r
1627                 if(inp & (GP2X_X|GP2X_A)) {\r
1628                         menu_options_save();\r
1629                         return 0;  // done (update, no write)\r
1630                 }\r
1631         }\r
1632 }\r
1633 \r
1634 // -------------- credits --------------\r
1635 \r
1636 static void draw_menu_credits(void)\r
1637 {\r
1638         int tl_x = 15, tl_y = 70, y;\r
1639         //memset(gp2x_screen, 0, 320*240);\r
1640         gp2x_pd_clone_buffer2();\r
1641 \r
1642         gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
1643         y = tl_y;\r
1644         gp2x_text_out8(tl_x, y, "Credits:");\r
1645         gp2x_text_out8(tl_x, (y+=10), "Dave: Cyclone 68000 core,");\r
1646         gp2x_text_out8(tl_x, (y+=10), "      base code of PicoDrive");\r
1647         gp2x_text_out8(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
1648         gp2x_text_out8(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
1649         gp2x_text_out8(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
1650         gp2x_text_out8(tl_x, (y+=10), "Stephane Dallongeville:");\r
1651         gp2x_text_out8(tl_x, (y+=10), "      opensource Gens");\r
1652         gp2x_text_out8(tl_x, (y+=10), "Haze: Genesis hw info");\r
1653         gp2x_text_out8(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
1654         gp2x_text_out8(tl_x, (y+=10), "Squidge: squidgehack");\r
1655         gp2x_text_out8(tl_x, (y+=10), "Dzz: ARM940 sample");\r
1656         gp2x_text_out8(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
1657         gp2x_text_out8(tl_x, (y+=10), "craigix: GP2X hardware");\r
1658 \r
1659         gp2x_video_flip2();\r
1660 }\r
1661 \r
1662 \r
1663 // -------------- root menu --------------\r
1664 \r
1665 menu_entry main_entries[] =\r
1666 {\r
1667         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0 },\r
1668         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0 },\r
1669         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0 },\r
1670         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0 },\r
1671         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1 },\r
1672         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1 },\r
1673         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1 },\r
1674         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1 },\r
1675         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0 },\r
1676         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1 }\r
1677 };\r
1678 \r
1679 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))\r
1680 \r
1681 static void draw_menu_root(int menu_sel)\r
1682 {\r
1683         const int tl_x = 70, tl_y = 70;\r
1684 \r
1685         gp2x_pd_clone_buffer2();\r
1686 \r
1687         gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION);\r
1688 \r
1689         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);\r
1690 \r
1691         // draw cursor\r
1692         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1693         // error\r
1694         if (menuErrorMsg[0]) gp2x_text_out8(5, 226, menuErrorMsg);\r
1695         gp2x_video_flip2();\r
1696 }\r
1697 \r
1698 \r
1699 static void menu_loop_root(void)\r
1700 {\r
1701         static int menu_sel = 0;\r
1702         int ret, menu_sel_max;\r
1703         unsigned long inp = 0;\r
1704         char curr_path[PATH_MAX], *selfname;\r
1705         FILE *tstf;\r
1706 \r
1707         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
1708         {\r
1709                 fclose(tstf);\r
1710                 strcpy(curr_path, currentConfig.lastRomFile);\r
1711         }\r
1712         else\r
1713         {\r
1714                 getcwd(curr_path, PATH_MAX);\r
1715         }\r
1716 \r
1717         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_data != NULL);\r
1718         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_data != NULL);\r
1719         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_data != NULL);\r
1720         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_data != NULL);\r
1721         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
1722 \r
1723         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
1724         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1725 \r
1726         /* make sure action buttons are not pressed on entering menu */\r
1727         draw_menu_root(menu_sel);\r
1728         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1729 \r
1730         for (;;)\r
1731         {\r
1732                 draw_menu_root(menu_sel);\r
1733                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT|GP2X_L|GP2X_R);\r
1734                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1735                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1736                 if((inp & (GP2X_L|GP2X_R)) == (GP2X_L|GP2X_R)) debug_menu_loop();\r
1737                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1738                         if (rom_data) {\r
1739                                 while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
1740                                 engineState = PGS_Running;\r
1741                                 break;\r
1742                         }\r
1743                 }\r
1744                 if(inp & GP2X_B)  {\r
1745                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
1746                         {\r
1747                                 case MA_MAIN_RESUME_GAME:\r
1748                                         if (rom_data) {\r
1749                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1750                                                 engineState = PGS_Running;\r
1751                                                 return;\r
1752                                         }\r
1753                                         break;\r
1754                                 case MA_MAIN_SAVE_STATE:\r
1755                                         if (rom_data) {\r
1756                                                 if(savestate_menu_loop(0))\r
1757                                                         continue;\r
1758                                                 engineState = PGS_Running;\r
1759                                                 return;\r
1760                                         }\r
1761                                         break;\r
1762                                 case MA_MAIN_LOAD_STATE:\r
1763                                         if (rom_data) {\r
1764                                                 if(savestate_menu_loop(1))\r
1765                                                         continue;\r
1766                                                 engineState = PGS_Running;\r
1767                                                 return;\r
1768                                         }\r
1769                                         break;\r
1770                                 case MA_MAIN_RESET_GAME:\r
1771                                         if (rom_data) {\r
1772                                                 emu_ResetGame();\r
1773                                                 engineState = PGS_Running;\r
1774                                                 return;\r
1775                                         }\r
1776                                         break;\r
1777                                 case MA_MAIN_LOAD_ROM:\r
1778                                         selfname = romsel_loop(curr_path);\r
1779                                         if (selfname) {\r
1780                                                 printf("selected file: %s\n", selfname);\r
1781                                                 engineState = PGS_ReloadRom;\r
1782                                         }\r
1783                                         return;\r
1784                                 case MA_MAIN_OPTIONS:\r
1785                                         ret = menu_loop_options();\r
1786                                         if (ret == 1) continue; // status update\r
1787                                         if (engineState == PGS_ReloadRom)\r
1788                                                 return; // BIOS test\r
1789                                         break;\r
1790                                 case MA_MAIN_CONTROLS:\r
1791                                         kc_sel_loop();\r
1792                                         break;\r
1793                                 case MA_MAIN_CREDITS:\r
1794                                         draw_menu_credits();\r
1795                                         usleep(500*1000);\r
1796                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1797                                         break;\r
1798                                 case MA_MAIN_EXIT:\r
1799                                         engineState = PGS_Quit;\r
1800                                         return;\r
1801                                 case MA_MAIN_PATCHES:\r
1802                                         if (rom_data && PicoPatches) {\r
1803                                                 patches_menu_loop();\r
1804                                                 PicoPatchApply();\r
1805                                                 strcpy(menuErrorMsg, "Patches applied");\r
1806                                                 continue;\r
1807                                         }\r
1808                                         break;\r
1809                                 default:\r
1810                                         printf("%s: something unknown selected\n", __FUNCTION__);\r
1811                                         break;\r
1812                         }\r
1813                 }\r
1814                 menuErrorMsg[0] = 0; // clear error msg\r
1815         }\r
1816 }\r
1817 \r
1818 \r
1819 static void menu_prepare_bg(void)\r
1820 {\r
1821         extern int localPal[0x100];\r
1822         int c, i;\r
1823 \r
1824         // don't clear old palette just for fun (but make it dark)\r
1825         for (i = 0x100-1; i >= 0; i--) {\r
1826                 c = localPal[i];\r
1827                 localPal[i] = ((c >> 1) & 0x007f7f7f) - ((c >> 3) & 0x001f1f1f);\r
1828         }\r
1829         localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
1830         localPal[0xf0] = 0x00ffffff;\r
1831 \r
1832         gp2x_video_setpalette(localPal, 0x100);\r
1833 }\r
1834 \r
1835 static void menu_gfx_prepare(void)\r
1836 {\r
1837         menu_prepare_bg();\r
1838 \r
1839         // switch to 8bpp\r
1840         gp2x_video_changemode2(8);\r
1841         gp2x_video_RGB_setscaling(0, 320, 240);\r
1842         gp2x_video_flip2();\r
1843 }\r
1844 \r
1845 \r
1846 void menu_loop(void)\r
1847 {\r
1848         menu_gfx_prepare();\r
1849 \r
1850         menu_loop_root();\r
1851 \r
1852         menuErrorMsg[0] = 0;\r
1853 }\r
1854 \r
1855 \r
1856 // --------- CD tray close menu ----------\r
1857 \r
1858 static void draw_menu_tray(int menu_sel)\r
1859 {\r
1860         int tl_x = 70, tl_y = 90, y;\r
1861         memset(gp2x_screen, 0xe0, 320*240);\r
1862 \r
1863         gp2x_text_out8(tl_x, 20, "The unit is about to");\r
1864         gp2x_text_out8(tl_x, 30, "close the CD tray.");\r
1865 \r
1866         y = tl_y;\r
1867         gp2x_text_out8(tl_x, y,       "Load new CD image");\r
1868         gp2x_text_out8(tl_x, (y+=10), "Insert nothing");\r
1869 \r
1870         // draw cursor\r
1871         gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
1872         // error\r
1873         if (menuErrorMsg[0]) gp2x_text_out8(5, 226, menuErrorMsg);\r
1874         gp2x_video_flip2();\r
1875 }\r
1876 \r
1877 \r
1878 int menu_loop_tray(void)\r
1879 {\r
1880         int menu_sel = 0, menu_sel_max = 1;\r
1881         unsigned long inp = 0;\r
1882         char curr_path[PATH_MAX], *selfname;\r
1883         FILE *tstf;\r
1884 \r
1885         gp2x_memset_all_buffers(0, 0xe0, 320*240);\r
1886         menu_gfx_prepare();\r
1887 \r
1888         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
1889         {\r
1890                 fclose(tstf);\r
1891                 strcpy(curr_path, currentConfig.lastRomFile);\r
1892         }\r
1893         else\r
1894         {\r
1895                 getcwd(curr_path, PATH_MAX);\r
1896         }\r
1897 \r
1898         /* make sure action buttons are not pressed on entering menu */\r
1899         draw_menu_tray(menu_sel);\r
1900         while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1901 \r
1902         for (;;)\r
1903         {\r
1904                 draw_menu_tray(menu_sel);\r
1905                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B);\r
1906                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1907                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1908                 if(inp & GP2X_B   )  {\r
1909                         switch (menu_sel) {\r
1910                                 case 0: // select image\r
1911                                         selfname = romsel_loop(curr_path);\r
1912                                         if (selfname) {\r
1913                                                 int ret = -1, cd_type;\r
1914                                                 cd_type = emu_cd_check(NULL);\r
1915                                                 if (cd_type > 0)\r
1916                                                         ret = Insert_CD(romFileName, cd_type == 2);\r
1917                                                 if (ret != 0) {\r
1918                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
1919                                                         printf("%s\n", menuErrorMsg);\r
1920                                                         continue;\r
1921                                                 }\r
1922                                                 engineState = PGS_RestartRun;\r
1923                                                 return 1;\r
1924                                         }\r
1925                                         break;\r
1926                                 case 1: // insert nothing\r
1927                                         engineState = PGS_RestartRun;\r
1928                                         return 0;\r
1929                         }\r
1930                 }\r
1931                 menuErrorMsg[0] = 0; // clear error msg\r
1932         }\r
1933 }\r
1934 \r
1935 \r