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 "readpng.h"\r
  20 #include "version.h"\r
  21 \r
  22 #include <Pico/PicoInt.h>\r
  23 #include <Pico/Patch.h>\r
  24 #include <zlib/zlib.h>\r
  25 \r
  26 #ifndef _DIRENT_HAVE_D_TYPE\r
  27 #error "need d_type for file browser\r
  28 #endif\r
  29 \r
  30 extern char romFileName[PATH_MAX];\r
  31 extern char *rom_data;\r
  32 extern int  mmuhack_status;\r
  33 extern int  state_slot;\r
  34 extern int  config_slot, config_slot_current;\r
  35 \r
  36 static unsigned char menu_font_data[10240];\r
  37 static char *gp2xKeyNames[] = {\r
  38         "UP",    "???",    "LEFT", "???",  "DOWN", "???", "RIGHT",    "???",\r
  39         "START", "SELECT", "L",    "R",    "A",    "B",   "X",        "Y",\r
  40         "???",   "???",    "???",  "???",  "???",  "???", "VOL DOWN", "VOL UP",\r
  41         "???",   "???",    "???",  "PUSH", "???",  "???", "???",      "???"\r
  42 };\r
  43 static int menu_text_color = 0xffff; // default to white\r
  44 static int menu_sel_color = -1; // disabled\r
  45 \r
  46 char menuErrorMsg[40] = {0, };\r
  47 \r
  48 static void menu_darken_bg(void *dst, int pixels, int darker);\r
  49 static void menu_prepare_bg(int use_game_bg);\r
  50 \r
  51 // draws text to current bbp16 screen\r
  52 static void text_out16_(int x, int y, const char *text, int color)\r
  53 {\r
  54         int i, l, u, tr, tg, tb, len;\r
  55         unsigned short *dest = (unsigned short *)gp2x_screen + x + y*320;\r
  56         tr = (color & 0xf800) >> 8;\r
  57         tg = (color & 0x07e0) >> 3;\r
  58         tb = (color & 0x001f) << 3;\r
  59 \r
  60         if (text == (void *)1)\r
  61         {\r
  62                 // selector symbol\r
  63                 text = "";\r
  64                 len = 1;\r
  65         }\r
  66         else\r
  67                 len = strlen(text);\r
  68 \r
  69         for (i = 0; i < len; i++)\r
  70         {\r
  71                 unsigned char  *src = menu_font_data + (unsigned int)text[i]*4*10;\r
  72                 unsigned short *dst = dest;\r
  73                 for (l = 0; l < 10; l++, dst += 320-8)\r
  74                 {\r
  75                         for (u = 8/2; u > 0; u--, src++)\r
  76                         {\r
  77                                 int c, r, g, b;\r
  78                                 c = *src >> 4;\r
  79                                 r = (*dst & 0xf800) >> 8;\r
  80                                 g = (*dst & 0x07e0) >> 3;\r
  81                                 b = (*dst & 0x001f) << 3;\r
  82                                 r = (c^0xf)*r/15 + c*tr/15;\r
  83                                 g = (c^0xf)*g/15 + c*tg/15;\r
  84                                 b = (c^0xf)*b/15 + c*tb/15;\r
  85                                 *dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r
  86                                 c = *src & 0xf;\r
  87                                 r = (*dst & 0xf800) >> 8;\r
  88                                 g = (*dst & 0x07e0) >> 3;\r
  89                                 b = (*dst & 0x001f) << 3;\r
  90                                 r = (c^0xf)*r/15 + c*tr/15;\r
  91                                 g = (c^0xf)*g/15 + c*tg/15;\r
  92                                 b = (c^0xf)*b/15 + c*tb/15;\r
  93                                 *dst++ = ((r<<8)&0xf800) | ((g<<3)&0x07e0) | (b>>3);\r
  94                         }\r
  95                 }\r
  96                 dest += 8;\r
  97         }\r
  98 }\r
  99 \r
 100 void text_out16(int x, int y, const char *texto, ...)\r
 101 {\r
 102         va_list args;\r
 103         char    buffer[512];\r
 104 \r
 105         va_start(args,texto);\r
 106         vsprintf(buffer,texto,args);\r
 107         va_end(args);\r
 108 \r
 109         text_out16_(x,y,buffer,menu_text_color);\r
 110 }\r
 111 \r
 112 \r
 113 static void smalltext_out16(int x, int y, const char *texto, int color)\r
 114 {\r
 115         int i;\r
 116         unsigned char  *src;\r
 117         unsigned short *dst;\r
 118 \r
 119         for (i = 0;; i++, x += 6)\r
 120         {\r
 121                 unsigned char c = (unsigned char) texto[i];\r
 122                 int h = 8;\r
 123 \r
 124                 if (!c) break;\r
 125 \r
 126                 src = fontdata6x8[c];\r
 127                 dst = (unsigned short *)gp2x_screen + x + y*320;\r
 128 \r
 129                 while (h--)\r
 130                 {\r
 131                         int w = 0x20;\r
 132                         while (w)\r
 133                         {\r
 134                                 if( *src & w ) *dst = color;\r
 135                                 dst++;\r
 136                                 w>>=1;\r
 137                         }\r
 138                         src++;\r
 139 \r
 140                         dst += 320-6;\r
 141                 }\r
 142         }\r
 143 }\r
 144 \r
 145 static void smalltext_out16_lim(int x, int y, const char *texto, int color, int max)\r
 146 {\r
 147         char    buffer[320/6+1];\r
 148 \r
 149         strncpy(buffer, texto, 320/6);\r
 150         if (max > 320/6) max = 320/6;\r
 151         if (max < 0) max = 0;\r
 152         buffer[max] = 0;\r
 153 \r
 154         smalltext_out16(x, y, buffer, color);\r
 155 }\r
 156 \r
 157 static void draw_selection(int x, int y, int w)\r
 158 {\r
 159         int i, h;\r
 160         unsigned short *dst, *dest;\r
 161 \r
 162         text_out16_(x, y, (void *)1, (menu_sel_color < 0) ? menu_text_color : menu_sel_color);\r
 163 \r
 164         if (menu_sel_color < 0) return; // no selection hilight\r
 165 \r
 166         if (y > 0) y--;\r
 167         dest = (unsigned short *)gp2x_screen + x + y*320 + 14;\r
 168         for (h = 11; h > 0; h--)\r
 169         {\r
 170                 dst = dest;\r
 171                 for (i = w; i > 0; i--)\r
 172                         *dst++ = menu_sel_color;\r
 173                 dest += 320;\r
 174         }\r
 175 }\r
 176 \r
 177 static void menu_flip(void)\r
 178 {\r
 179         gp2x_video_flush_cache();\r
 180         gp2x_video_flip2();\r
 181 }\r
 182 \r
 183 \r
 184 typedef enum\r
 185 {\r
 186         MB_NONE = 1,            /* no auto processing */\r
 187         MB_ONOFF,               /* ON/OFF setting */\r
 188         MB_RANGE,               /* [min-max] setting */\r
 189 } menu_behavior;\r
 190 \r
 191 typedef enum\r
 192 {\r
 193         MA_NONE = 1,\r
 194         MA_MAIN_RESUME_GAME,\r
 195         MA_MAIN_SAVE_STATE,\r
 196         MA_MAIN_LOAD_STATE,\r
 197         MA_MAIN_RESET_GAME,\r
 198         MA_MAIN_LOAD_ROM,\r
 199         MA_MAIN_OPTIONS,\r
 200         MA_MAIN_CONTROLS,\r
 201         MA_MAIN_CREDITS,\r
 202         MA_MAIN_PATCHES,\r
 203         MA_MAIN_EXIT,\r
 204         MA_OPT_RENDERER,\r
 205         MA_OPT_SCALING,\r
 206         MA_OPT_ACC_TIMING,\r
 207         MA_OPT_ACC_SPRITES,\r
 208         MA_OPT_SHOW_FPS,\r
 209         MA_OPT_FRAMESKIP,\r
 210         MA_OPT_ENABLE_SOUND,\r
 211         MA_OPT_SOUND_QUALITY,\r
 212         MA_OPT_ARM940_SOUND,\r
 213         MA_OPT_6BUTTON_PAD,\r
 214         MA_OPT_REGION,\r
 215         MA_OPT_SRAM_STATES,\r
 216         MA_OPT_CONFIRM_STATES,\r
 217         MA_OPT_SAVE_SLOT,\r
 218         MA_OPT_CPU_CLOCKS,\r
 219         MA_OPT_SCD_OPTS,\r
 220         MA_OPT_ADV_OPTS,\r
 221         MA_OPT_SAVECFG,\r
 222         MA_OPT_SAVECFG_GAME,\r
 223         MA_OPT_LOADCFG,\r
 224         MA_OPT2_GAMMA,\r
 225         MA_OPT2_A_SN_GAMMA,\r
 226         MA_OPT2_VSYNC,\r
 227         MA_OPT2_ENABLE_Z80,\r
 228         MA_OPT2_ENABLE_YM2612,\r
 229         MA_OPT2_ENABLE_SN76496,\r
 230         MA_OPT2_GZIP_STATES,\r
 231         MA_OPT2_NO_LAST_ROM,\r
 232         MA_OPT2_RAMTIMINGS,\r
 233         MA_OPT2_SQUIDGEHACK,\r
 234         MA_OPT2_DONE,\r
 235         MA_CDOPT_TESTBIOS_USA,\r
 236         MA_CDOPT_TESTBIOS_EUR,\r
 237         MA_CDOPT_TESTBIOS_JAP,\r
 238         MA_CDOPT_LEDS,\r
 239         MA_CDOPT_CDDA,\r
 240         MA_CDOPT_PCM,\r
 241         MA_CDOPT_READAHEAD,\r
 242         MA_CDOPT_SAVERAM,\r
 243         MA_CDOPT_SCALEROT_CHIP,\r
 244         MA_CDOPT_BETTER_SYNC,\r
 245         MA_CDOPT_DONE,\r
 246 } menu_id;\r
 247 \r
 248 typedef struct\r
 249 {\r
 250         char *name;\r
 251         menu_behavior beh;\r
 252         menu_id id;\r
 253         void *var;              /* for on-off settings */\r
 254         int mask;\r
 255         signed char min;        /* for ranged integer settings, to be sign-extended */\r
 256         signed char max;\r
 257         char enabled;\r
 258 } menu_entry;\r
 259 \r
 260 static int me_id2offset(const menu_entry *entries, int count, menu_id id)\r
 261 {\r
 262         int i;\r
 263         for (i = 0; i < count; i++)\r
 264         {\r
 265                 if (entries[i].id == id) return i;\r
 266         }\r
 267 \r
 268         printf("%s: id %i not found\n", __FUNCTION__, id);\r
 269         return 0;\r
 270 }\r
 271 \r
 272 static void me_enable(menu_entry *entries, int count, menu_id id, int enable)\r
 273 {\r
 274         int i = me_id2offset(entries, count, id);\r
 275         entries[i].enabled = enable;\r
 276 }\r
 277 \r
 278 static int me_count_enabled(const menu_entry *entries, int count)\r
 279 {\r
 280         int i, ret = 0;\r
 281 \r
 282         for (i = 0; i < count; i++)\r
 283         {\r
 284                 if (entries[i].enabled) ret++;\r
 285         }\r
 286 \r
 287         return ret;\r
 288 }\r
 289 \r
 290 static menu_id me_index2id(const menu_entry *entries, int count, int index)\r
 291 {\r
 292         int i;\r
 293 \r
 294         for (i = 0; i < count; i++)\r
 295         {\r
 296                 if (entries[i].enabled)\r
 297                 {\r
 298                         if (index == 0) break;\r
 299                         index--;\r
 300                 }\r
 301         }\r
 302         if (i >= count) i = count - 1;\r
 303         return entries[i].id;\r
 304 }\r
 305 \r
 306 typedef void (me_draw_custom_f)(const menu_entry *entry, int x, int y, void *param);\r
 307 \r
 308 static void me_draw(const menu_entry *entries, int count, int x, int y, me_draw_custom_f *cust_draw, void *param)\r
 309 {\r
 310         int i, y1 = y;\r
 311 \r
 312         for (i = 0; i < count; i++)\r
 313         {\r
 314                 if (!entries[i].enabled) continue;\r
 315                 if (entries[i].name == NULL)\r
 316                 {\r
 317                         if (cust_draw != NULL)\r
 318                                 cust_draw(&entries[i], x, y1, param);\r
 319                         y1 += 10;\r
 320                         continue;\r
 321                 }\r
 322                 text_out16(x, y1, entries[i].name);\r
 323                 if (entries[i].beh == MB_ONOFF)\r
 324                         text_out16(x + 27*8, y1, (*(int *)entries[i].var & entries[i].mask) ? "ON" : "OFF");\r
 325                 else if (entries[i].beh == MB_RANGE)\r
 326                         text_out16(x + 27*8, y1, "%i", *(int *)entries[i].var);\r
 327                 y1 += 10;\r
 328         }\r
 329 }\r
 330 \r
 331 static int me_process(menu_entry *entries, int count, menu_id id, int is_next)\r
 332 {\r
 333         int i = me_id2offset(entries, count, id);\r
 334         menu_entry *entry = &entries[i];\r
 335         switch (entry->beh)\r
 336         {\r
 337                 case MB_ONOFF:\r
 338                         *(int *)entry->var ^= entry->mask;\r
 339                         return 1;\r
 340                 case MB_RANGE:\r
 341                         *(int *)entry->var += is_next ? 1 : -1;\r
 342                         if (*(int *)entry->var < (int)entry->min) *(int *)entry->var = (int)entry->min;\r
 343                         if (*(int *)entry->var > (int)entry->max) *(int *)entry->var = (int)entry->max;\r
 344                         return 1;\r
 345                 default:\r
 346                         return 0;\r
 347         }\r
 348 }\r
 349 \r
 350 \r
 351 static int parse_hex_color(char *buff)\r
 352 {\r
 353         char *endp = buff;\r
 354         int t = (int) strtoul(buff, &endp, 16);\r
 355         if (endp != buff) return ((t>>8)&0xf800) | ((t>>5)&0x07e0) | ((t>>3)&0x1f);\r
 356         return -1;\r
 357 }\r
 358 \r
 359 void menu_init(void)\r
 360 {\r
 361         int c, l;\r
 362         unsigned char *fd = menu_font_data;\r
 363         char buff[256];\r
 364         FILE *f;\r
 365 \r
 366         // generate default font from fontdata8x8\r
 367         memset(menu_font_data, 0, sizeof(menu_font_data));\r
 368         for (c = 0; c < 256; c++)\r
 369         {\r
 370                 for (l = 0; l < 8; l++)\r
 371                 {\r
 372                         unsigned char fd8x8 = fontdata8x8[c*8+l];\r
 373                         if (fd8x8&0x80) *fd |= 0xf0;\r
 374                         if (fd8x8&0x40) *fd |= 0x0f; fd++;\r
 375                         if (fd8x8&0x20) *fd |= 0xf0;\r
 376                         if (fd8x8&0x10) *fd |= 0x0f; fd++;\r
 377                         if (fd8x8&0x08) *fd |= 0xf0;\r
 378                         if (fd8x8&0x04) *fd |= 0x0f; fd++;\r
 379                         if (fd8x8&0x02) *fd |= 0xf0;\r
 380                         if (fd8x8&0x01) *fd |= 0x0f; fd++;\r
 381                 }\r
 382                 fd += 8*2/2; // 2 empty lines\r
 383         }\r
 384 \r
 385         // load custom font and selector (stored as 1st symbol in font table)\r
 386         readpng(menu_font_data, "skin/font.png", READPNG_FONT);\r
 387         memcpy(menu_font_data, menu_font_data + ((int)'>')*4*10, 4*10); // default selector symbol is '>'\r
 388         readpng(menu_font_data, "skin/selector.png", READPNG_SELECTOR);\r
 389 \r
 390         // load custom colors\r
 391         f = fopen("skin/skin.txt", "r");\r
 392         if (f != NULL)\r
 393         {\r
 394                 printf("found skin.txt\n");\r
 395                 while (!feof(f))\r
 396                 {\r
 397                         fgets(buff, sizeof(buff), f);\r
 398                         if (buff[0] == '#'  || buff[0] == '/')  continue; // comment\r
 399                         if (buff[0] == '\r' || buff[0] == '\n') continue; // empty line\r
 400                         if (strncmp(buff, "text_color=", 11) == 0)\r
 401                         {\r
 402                                 int tmp = parse_hex_color(buff+11);\r
 403                                 if (tmp >= 0) menu_text_color = tmp;\r
 404                                 else printf("skin.txt: parse error for text_color\n");\r
 405                         }\r
 406                         else if (strncmp(buff, "selection_color=", 16) == 0)\r
 407                         {\r
 408                                 int tmp = parse_hex_color(buff+16);\r
 409                                 if (tmp >= 0) menu_sel_color = tmp;\r
 410                                 else printf("skin.txt: parse error for selection_color\n");\r
 411                         }\r
 412                         else\r
 413                                 printf("skin.txt: parse error: %s\n", buff);\r
 414                 }\r
 415                 fclose(f);\r
 416         }\r
 417 }\r
 418 \r
 419 static unsigned long inp_prev = 0;\r
 420 static int inp_prevjoy = 0;\r
 421 \r
 422 static unsigned long wait_for_input(unsigned long interesting)\r
 423 {\r
 424         unsigned long ret;\r
 425         static int repeats = 0, wait = 50*1000;\r
 426         int release = 0, i;\r
 427 \r
 428         if (repeats == 2 || repeats == 4) wait /= 2;\r
 429         if (repeats == 6) wait = 15 * 1000;\r
 430 \r
 431         for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
 432                 if (i == 0) repeats++;\r
 433                 if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
 434                 else spend_cycles(wait * currentConfig.CPUclock);\r
 435         }\r
 436 \r
 437         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
 438                 usleep(50000);\r
 439                 release = 1;\r
 440         }\r
 441 \r
 442         if (release || ret != inp_prev) {\r
 443                 repeats = 0;\r
 444                 wait = 50*1000;\r
 445         }\r
 446         inp_prev = ret;\r
 447         inp_prevjoy = 0;\r
 448 \r
 449         // we don't need diagonals in menus\r
 450         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 451         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 452         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 453         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 454 \r
 455         return ret;\r
 456 }\r
 457 \r
 458 static unsigned long input2_read(unsigned long interesting, int *joy)\r
 459 {\r
 460         unsigned long ret;\r
 461         int i;\r
 462 \r
 463         do\r
 464         {\r
 465                 *joy = 0;\r
 466                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
 467                 gp2x_usbjoy_update();\r
 468                 for (i = 0; i < num_of_joys; i++) {\r
 469                         ret = gp2x_usbjoy_check2(i);\r
 470                         if (ret) { *joy = i + 1; break; }\r
 471                 }\r
 472                 if (ret) break;\r
 473         }\r
 474         while(0);\r
 475 \r
 476         return ret;\r
 477 }\r
 478 \r
 479 // similar to wait_for_input(), but returns joy num\r
 480 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 481 {\r
 482         unsigned long ret;\r
 483         const int wait = 300*1000;\r
 484         int i;\r
 485 \r
 486         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 487         for (i = 0; i < 6; i++) {\r
 488                 ret = input2_read(interesting, joy);\r
 489                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 490                 usleep(wait/6);\r
 491         }\r
 492 \r
 493         while ( !(ret = input2_read(interesting, joy)) ) {\r
 494                 usleep(50000);\r
 495         }\r
 496 \r
 497         inp_prev = ret;\r
 498         inp_prevjoy = *joy;\r
 499 \r
 500         return ret;\r
 501 }\r
 502 \r
 503 \r
 504 \r
 505 // --------- loading ROM screen ----------\r
 506 \r
 507 static void load_progress_cb(int percent)\r
 508 {\r
 509         int ln, len = percent * 320 / 100;\r
 510         unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
 511 \r
 512         if (len > 320) len = 320;\r
 513         for (ln = 10; ln > 0; ln--, dst += 320)\r
 514                 memset(dst, 0xff, len*2);\r
 515         menu_flip();\r
 516 }\r
 517 \r
 518 void menu_romload_prepare(const char *rom_name)\r
 519 {\r
 520         const char *p = rom_name + strlen(rom_name);\r
 521         while (p > rom_name && *p != '/') p--;\r
 522 \r
 523         if (rom_data) gp2x_pd_clone_buffer2();\r
 524         else memset(gp2x_screen, 0, 320*240*2);\r
 525 \r
 526         smalltext_out16(1, 1, "Loading", 0xffff);\r
 527         smalltext_out16_lim(1, 10, p, 0xffff, 53);\r
 528         gp2x_memcpy_buffers(3, gp2x_screen, 0, 320*240*2);\r
 529         menu_flip();\r
 530         PicoCartLoadProgressCB = load_progress_cb;\r
 531 }\r
 532 \r
 533 void menu_romload_end(void)\r
 534 {\r
 535         PicoCartLoadProgressCB = NULL;\r
 536         smalltext_out16(1, 30, "Starting emulation...", 0xffff);\r
 537         menu_flip();\r
 538 }\r
 539 \r
 540 // -------------- ROM selector --------------\r
 541 \r
 542 // rrrr rggg gggb bbbb\r
 543 static unsigned short file2color(const char *fname)\r
 544 {\r
 545         const char *ext = fname + strlen(fname) - 3;\r
 546         static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso" };\r
 547         static const char *other_exts[] = { "gmv", "pat" };\r
 548         int i;\r
 549 \r
 550         if (ext < fname) ext = fname;\r
 551         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)\r
 552                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff;\r
 553         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)\r
 554                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;\r
 555         return 0xffff;\r
 556 }\r
 557 \r
 558 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 559 {\r
 560         int start, i, pos;\r
 561 \r
 562         start = 12 - sel;\r
 563         n--; // exclude current dir (".")\r
 564 \r
 565         gp2x_pd_clone_buffer2();\r
 566 \r
 567         if (rom_data == NULL) {\r
 568                 menu_darken_bg(gp2x_screen, 320*240, 0);\r
 569         }\r
 570 \r
 571         menu_darken_bg((char *)gp2x_screen + 320*120*2, 320*8, 0);\r
 572 \r
 573         if(start - 2 >= 0)\r
 574                 smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
 575         for (i = 0; i < n; i++) {\r
 576                 pos = start + i;\r
 577                 if (pos < 0)  continue;\r
 578                 if (pos > 23) break;\r
 579                 if (namelist[i+1]->d_type == DT_DIR) {\r
 580                         smalltext_out16_lim(14,   pos*10, "/", 0xfff6, 1);\r
 581                         smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xfff6, 53-3);\r
 582                 } else {\r
 583                         unsigned short color = file2color(namelist[i+1]->d_name);\r
 584                         smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);\r
 585                 }\r
 586         }\r
 587         text_out16(5, 120, ">");\r
 588         menu_flip();\r
 589 }\r
 590 \r
 591 static int scandir_cmp(const void *p1, const void *p2)\r
 592 {\r
 593         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 594         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 595         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 596         if ((*d2)->d_type == DT_DIR) return  1;\r
 597         return alphasort(d1, d2);\r
 598 }\r
 599 \r
 600 static char *filter_exts[] = {\r
 601         ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
 602         ".jpg", ".gpe", ".cue"\r
 603 };\r
 604 \r
 605 static int scandir_filter(const struct dirent *ent)\r
 606 {\r
 607         const char *p;\r
 608         int i;\r
 609 \r
 610         if (ent == NULL || ent->d_name == NULL) return 0;\r
 611         if (strlen(ent->d_name) < 5) return 1;\r
 612 \r
 613         p = ent->d_name + strlen(ent->d_name) - 4;\r
 614 \r
 615         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 616         {\r
 617                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 618         }\r
 619 \r
 620         return 1;\r
 621 }\r
 622 \r
 623 static char *romsel_loop(char *curr_path)\r
 624 {\r
 625         struct dirent **namelist;\r
 626         DIR *dir;\r
 627         int n, sel = 0;\r
 628         unsigned long inp = 0;\r
 629         char *ret = NULL, *fname = NULL;\r
 630 \r
 631         // is this a dir or a full path?\r
 632         if ((dir = opendir(curr_path))) {\r
 633                 closedir(dir);\r
 634         } else {\r
 635                 char *p;\r
 636                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 637                 *p = 0;\r
 638                 fname = p+1;\r
 639         }\r
 640 \r
 641         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 642         if (n < 0) {\r
 643                 // try root\r
 644                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 645                 if (n < 0) {\r
 646                         // oops, we failed\r
 647                         printf("dir: "); printf(curr_path); printf("\n");\r
 648                         perror("scandir");\r
 649                         return NULL;\r
 650                 }\r
 651         }\r
 652 \r
 653         // try to find sel\r
 654         if (fname != NULL) {\r
 655                 int i;\r
 656                 for (i = 1; i < n; i++) {\r
 657                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 658                                 sel = i - 1;\r
 659                                 break;\r
 660                         }\r
 661                 }\r
 662         }\r
 663 \r
 664         for (;;)\r
 665         {\r
 666                 draw_dirlist(curr_path, namelist, n, sel);\r
 667                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 668                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 669                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 670                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 671                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 672                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 673                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 674                 if(inp & GP2X_B)     { // enter dir/select\r
 675                         again:\r
 676                         if (namelist[sel+1]->d_type == DT_REG) {\r
 677                                 strcpy(romFileName, curr_path);\r
 678                                 strcat(romFileName, "/");\r
 679                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 680                                 ret = romFileName;\r
 681                                 break;\r
 682                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 683                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 684                                 char *p, *newdir = malloc(newlen);\r
 685                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 686                                         char *start = curr_path;\r
 687                                         p = start + strlen(start) - 1;\r
 688                                         while (*p == '/' && p > start) p--;\r
 689                                         while (*p != '/' && p > start) p--;\r
 690                                         if (p <= start) strcpy(newdir, "/");\r
 691                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 692                                 } else {\r
 693                                         strcpy(newdir, curr_path);\r
 694                                         p = newdir + strlen(newdir) - 1;\r
 695                                         while (*p == '/' && p >= newdir) *p-- = 0;\r
 696                                         strcat(newdir, "/");\r
 697                                         strcat(newdir, namelist[sel+1]->d_name);\r
 698                                 }\r
 699                                 ret = romsel_loop(newdir);\r
 700                                 free(newdir);\r
 701                                 break;\r
 702                         } else {\r
 703                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 704                                 FILE *tstf; int tmp;\r
 705                                 strcpy(romFileName, curr_path);\r
 706                                 strcat(romFileName, "/");\r
 707                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 708                                 tstf = fopen(romFileName, "rb");\r
 709                                 if (tstf != NULL)\r
 710                                 {\r
 711                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 712                                                 namelist[sel+1]->d_type = DT_REG;\r
 713                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 714                                         fclose(tstf);\r
 715                                         goto again;\r
 716                                 }\r
 717                         }\r
 718                 }\r
 719                 if(inp & GP2X_X) break; // cancel\r
 720         }\r
 721 \r
 722         if (n > 0) {\r
 723                 while(n--) free(namelist[n]);\r
 724                 free(namelist);\r
 725         }\r
 726 \r
 727         return ret;\r
 728 }\r
 729 \r
 730 // ------------ debug menu ------------\r
 731 \r
 732 char *debugString(void);\r
 733 \r
 734 static void draw_debug(void)\r
 735 {\r
 736         char *p, *str = debugString();\r
 737         int len, line;\r
 738 \r
 739         gp2x_pd_clone_buffer2();\r
 740 \r
 741         p = str;\r
 742         for (line = 0; line < 24; line++)\r
 743         {\r
 744                 while (*p && *p != '\n') p++;\r
 745                 len = p - str;\r
 746                 if (len > 55) len = 55;\r
 747                 smalltext_out16_lim(1, line*10, str, 0xffff, len);\r
 748                 if (*p == 0) break;\r
 749                 p++; str = p;\r
 750         }\r
 751         menu_flip();\r
 752 }\r
 753 \r
 754 static void debug_menu_loop(void)\r
 755 {\r
 756         draw_debug();\r
 757         wait_for_input(GP2X_B|GP2X_X);\r
 758 }\r
 759 \r
 760 // ------------ patch/gg menu ------------\r
 761 \r
 762 static void draw_patchlist(int sel)\r
 763 {\r
 764         int start, i, pos, active;\r
 765 \r
 766         start = 12 - sel;\r
 767 \r
 768         gp2x_pd_clone_buffer2();\r
 769 \r
 770         for (i = 0; i < PicoPatchCount; i++) {\r
 771                 pos = start + i;\r
 772                 if (pos < 0)  continue;\r
 773                 if (pos > 23) break;\r
 774                 active = PicoPatches[i].active;\r
 775                 smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);\r
 776                 smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);\r
 777         }\r
 778         pos = start + i;\r
 779         if (pos < 24) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);\r
 780 \r
 781         text_out16(5, 120, ">");\r
 782         menu_flip();\r
 783 }\r
 784 \r
 785 \r
 786 static void patches_menu_loop(void)\r
 787 {\r
 788         int menu_sel = 0;\r
 789         unsigned long inp = 0;\r
 790 \r
 791         for(;;)\r
 792         {\r
 793                 draw_patchlist(menu_sel);\r
 794                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 795                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
 796                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
 797                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 798                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
 799                 if(inp & GP2X_B) { // action\r
 800                         if (menu_sel < PicoPatchCount)\r
 801                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
 802                         else    return;\r
 803                 }\r
 804                 if(inp & GP2X_X) return;\r
 805         }\r
 806 \r
 807 }\r
 808 \r
 809 // ------------ savestate loader ------------\r
 810 \r
 811 static int state_slot_flags = 0;\r
 812 \r
 813 static void state_check_slots(void)\r
 814 {\r
 815         int slot;\r
 816 \r
 817         state_slot_flags = 0;\r
 818 \r
 819         for (slot = 0; slot < 10; slot++)\r
 820         {\r
 821                 if (emu_check_save_file(slot))\r
 822                 {\r
 823                         state_slot_flags |= 1 << slot;\r
 824                 }\r
 825         }\r
 826 }\r
 827 \r
 828 static void draw_savestate_bg(int slot)\r
 829 {\r
 830         struct PicoVideo tmp_pv;\r
 831         unsigned short tmp_cram[0x40];\r
 832         unsigned short tmp_vsram[0x40];\r
 833         void *tmp_vram, *file;\r
 834         char *fname;\r
 835 \r
 836         fname = emu_GetSaveFName(1, 0, slot);\r
 837         if (!fname) return;\r
 838 \r
 839         tmp_vram = malloc(sizeof(Pico.vram));\r
 840         if (tmp_vram == NULL) return;\r
 841 \r
 842         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 843         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 844         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 845         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 846 \r
 847         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 848                 file = gzopen(fname, "rb");\r
 849                 emu_set_save_cbs(1);\r
 850         } else {\r
 851                 file = fopen(fname, "rb");\r
 852                 emu_set_save_cbs(0);\r
 853         }\r
 854 \r
 855         if (file) {\r
 856                 if (PicoMCD & 1) {\r
 857                         PicoCdLoadStateGfx(file);\r
 858                 } else {\r
 859                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 860                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 861                         areaSeek(file, 0x2000, SEEK_CUR);\r
 862                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 863                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 864                         areaSeek(file, 0x221a0, SEEK_SET);\r
 865                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 866                 }\r
 867                 areaClose(file);\r
 868         }\r
 869 \r
 870         emu_forced_frame();\r
 871         menu_prepare_bg(1);\r
 872 \r
 873         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 874         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 875         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 876         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 877         free(tmp_vram);\r
 878 }\r
 879 \r
 880 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 881 {\r
 882         int tl_x = 25, tl_y = 60, y, i;\r
 883 \r
 884         if (state_slot_flags & (1 << menu_sel))\r
 885                 draw_savestate_bg(menu_sel);\r
 886         gp2x_pd_clone_buffer2();\r
 887 \r
 888         text_out16(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 889 \r
 890         draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);\r
 891 \r
 892         /* draw all 10 slots */\r
 893         y = tl_y;\r
 894         for (i = 0; i < 10; i++, y+=10)\r
 895         {\r
 896                 text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 897         }\r
 898         text_out16(tl_x, y, "back");\r
 899 \r
 900         menu_flip();\r
 901 }\r
 902 \r
 903 static int savestate_menu_loop(int is_loading)\r
 904 {\r
 905         static int menu_sel = 10;\r
 906         int menu_sel_max = 10;\r
 907         unsigned long inp = 0;\r
 908 \r
 909         state_check_slots();\r
 910 \r
 911         for(;;)\r
 912         {\r
 913                 draw_savestate_menu(menu_sel, is_loading);\r
 914                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 915                 if(inp & GP2X_UP  ) {\r
 916                         do {\r
 917                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 918                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 919                 }\r
 920                 if(inp & GP2X_DOWN) {\r
 921                         do {\r
 922                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 923                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 924                 }\r
 925                 if(inp & GP2X_B) { // save/load\r
 926                         if (menu_sel < 10) {\r
 927                                 state_slot = menu_sel;\r
 928                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 929                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 930                                         return 1;\r
 931                                 }\r
 932                                 return 0;\r
 933                         } else  return 1;\r
 934                 }\r
 935                 if(inp & GP2X_X) return 1;\r
 936         }\r
 937 }\r
 938 \r
 939 // -------------- key config --------------\r
 940 \r
 941 static char *usb_joy_key_name(int joy, int num)\r
 942 {\r
 943         static char name[16];\r
 944         switch (num)\r
 945         {\r
 946                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 947                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 948                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 949                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 950                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 951         }\r
 952         return name;\r
 953 }\r
 954 \r
 955 static char *action_binds(int player_idx, int action_mask)\r
 956 {\r
 957         static char strkeys[32*5];\r
 958         int joy, i;\r
 959 \r
 960         strkeys[0] = 0;\r
 961         for (i = 0; i < 32; i++) // i is key index\r
 962         {\r
 963                 if (currentConfig.KeyBinds[i] & action_mask)\r
 964                 {\r
 965                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 966                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 967                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 968                 }\r
 969         }\r
 970         for (joy = 0; joy < num_of_joys; joy++)\r
 971         {\r
 972                 for (i = 0; i < 32; i++)\r
 973                 {\r
 974                         if (currentConfig.JoyBinds[joy][i] & action_mask)\r
 975                         {\r
 976                                 if (player_idx >= 0 && ((currentConfig.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 977                                 if (strkeys[0]) {\r
 978                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 979                                         break;\r
 980                                 }\r
 981                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 982                         }\r
 983                 }\r
 984         }\r
 985 \r
 986         return strkeys;\r
 987 }\r
 988 \r
 989 static void unbind_action(int action)\r
 990 {\r
 991         int i, u;\r
 992 \r
 993         for (i = 0; i < 32; i++)\r
 994                 currentConfig.KeyBinds[i] &= ~action;\r
 995         for (u = 0; u < 4; u++)\r
 996                 for (i = 0; i < 32; i++)\r
 997                         currentConfig.JoyBinds[u][i] &= ~action;\r
 998 }\r
 999 \r
1000 static int count_bound_keys(int action, int joy)\r
1001 {\r
1002         int i, keys = 0;\r
1003 \r
1004         if (joy)\r
1005         {\r
1006                 for (i = 0; i < 32; i++)\r
1007                         if (currentConfig.JoyBinds[joy-1][i] & action) keys++;\r
1008         }\r
1009         else\r
1010         {\r
1011                 for (i = 0; i < 32; i++)\r
1012                         if (currentConfig.KeyBinds[i] & action) keys++;\r
1013         }\r
1014         return keys;\r
1015 }\r
1016 \r
1017 typedef struct { char *name; int mask; } bind_action_t;\r
1018 \r
1019 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
1020 {\r
1021         int x, y, tl_y = 40, i;\r
1022 \r
1023         gp2x_pd_clone_buffer2();\r
1024         if (player_idx >= 0) {\r
1025                 text_out16(80, 20, "Player %i controls", player_idx + 1);\r
1026                 x = 100;\r
1027         } else {\r
1028                 text_out16(80, 20, "Emulator controls");\r
1029                 x = 40;\r
1030         }\r
1031 \r
1032         draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 130);\r
1033 \r
1034         y = tl_y;\r
1035         for (i = 0; i < opt_cnt; i++, y+=10)\r
1036                 text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
1037 \r
1038         text_out16(x, y, "Done");\r
1039 \r
1040         if (sel < opt_cnt) {\r
1041                 text_out16(30, 180, "Press a button to bind/unbind");\r
1042                 text_out16(30, 190, "Use SELECT to clear");\r
1043                 text_out16(30, 200, "To bind UP/DOWN, hold SELECT");\r
1044                 text_out16(30, 210, "Select \"Done\" to exit");\r
1045         } else {\r
1046                 text_out16(30, 190, "Use Options -> Save cfg");\r
1047                 text_out16(30, 200, "to save controls");\r
1048                 text_out16(30, 210, "Press B or X to exit");\r
1049         }\r
1050         menu_flip();\r
1051 }\r
1052 \r
1053 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
1054 {\r
1055         int joy = 0, sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
1056         unsigned long inp = 0;\r
1057 \r
1058         for (;;)\r
1059         {\r
1060                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
1061                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
1062                 // printf("got %08lX from joy %i\n", inp, joy);\r
1063                 if (joy == 0) {\r
1064                         if (!(inp & GP2X_SELECT)) {\r
1065                                 prev_select = 0;\r
1066                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
1067                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
1068                         }\r
1069                         if (sel >= opt_cnt) {\r
1070                                 if (inp & (GP2X_B|GP2X_X)) break;\r
1071                                 else continue;\r
1072                         }\r
1073                         // if we are here, we want to bind/unbind something\r
1074                         if ((inp & GP2X_SELECT) && !prev_select)\r
1075                                 unbind_action(opts[sel].mask);\r
1076                         prev_select = inp & GP2X_SELECT;\r
1077                         inp &= CONFIGURABLE_KEYS;\r
1078                         inp &= ~GP2X_SELECT;\r
1079                         for (i = 0; i < 32; i++)\r
1080                                 if (inp & (1 << i)) {\r
1081                                         if (count_bound_keys(opts[sel].mask, 0) >= 2)\r
1082                                              currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
1083                                         else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
1084                                         if (player_idx >= 0) {\r
1085                                                 currentConfig.KeyBinds[i] &= ~(3 << 16);\r
1086                                                 currentConfig.KeyBinds[i] |= player_idx << 16;\r
1087                                         }\r
1088                                 }\r
1089                 }\r
1090                 else if (sel < opt_cnt)\r
1091                 {\r
1092                         for (i = 0; i < 32; i++)\r
1093                                 if (inp & (1 << i)) {\r
1094                                         if (count_bound_keys(opts[sel].mask, joy) >= 1) // disallow combos for usbjoy\r
1095                                              currentConfig.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
1096                                         else currentConfig.JoyBinds[joy-1][i] ^=  opts[sel].mask;\r
1097                                         if (player_idx >= 0) {\r
1098                                                 currentConfig.JoyBinds[joy-1][i] &= ~(3 << 16);\r
1099                                                 currentConfig.JoyBinds[joy-1][i] |= player_idx << 16;\r
1100                                         }\r
1101                                 }\r
1102                 }\r
1103         }\r
1104 }\r
1105 \r
1106 static void draw_kc_sel(int menu_sel)\r
1107 {\r
1108         int tl_x = 25+40, tl_y = 60, y, i;\r
1109         char joyname[36];\r
1110 \r
1111         y = tl_y;\r
1112         gp2x_pd_clone_buffer2();\r
1113         draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);\r
1114 \r
1115         text_out16(tl_x, y,       "Player 1");\r
1116         text_out16(tl_x, (y+=10), "Player 2");\r
1117         text_out16(tl_x, (y+=10), "Emulator controls");\r
1118         text_out16(tl_x, (y+=10), "Done");\r
1119 \r
1120         tl_x = 25;\r
1121         text_out16(tl_x, (y=110), "USB joys detected:");\r
1122         if (num_of_joys > 0) {\r
1123                 for (i = 0; i < num_of_joys; i++) {\r
1124                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
1125                         text_out16(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
1126                 }\r
1127         } else {\r
1128                 text_out16(tl_x, (y+=10), "none");\r
1129         }\r
1130 \r
1131         menu_flip();\r
1132 }\r
1133 \r
1134 \r
1135 // PicoPad[] format: MXYZ SACB RLDU\r
1136 static bind_action_t ctrl_actions[] =\r
1137 {\r
1138         { "UP     ", 0x001 },\r
1139         { "DOWN   ", 0x002 },\r
1140         { "LEFT   ", 0x004 },\r
1141         { "RIGHT  ", 0x008 },\r
1142         { "A      ", 0x040 },\r
1143         { "B      ", 0x010 },\r
1144         { "C      ", 0x020 },\r
1145         { "START  ", 0x080 },\r
1146         { "MODE   ", 0x800 },\r
1147         { "X      ", 0x400 },\r
1148         { "Y      ", 0x200 },\r
1149         { "Z      ", 0x100 },\r
1150 };\r
1151 \r
1152 // player2_flag, ?, ?, ?, ?, ?, ?, menu\r
1153 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
1154 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
1155 static bind_action_t emuctrl_actions[] =\r
1156 {\r
1157         { "Load State     ", 1<<28 },\r
1158         { "Save State     ", 1<<27 },\r
1159         { "Prev Save Slot ", 1<<25 },\r
1160         { "Next Save Slot ", 1<<24 },\r
1161         { "Switch Renderer", 1<<26 },\r
1162         { "Volume Down    ", 1<<30 },\r
1163         { "Volume Up      ", 1<<29 },\r
1164         { "Enter Menu     ", 1<<23 },\r
1165 };\r
1166 \r
1167 static void kc_sel_loop(void)\r
1168 {\r
1169         int menu_sel = 3, menu_sel_max = 3;\r
1170         unsigned long inp = 0;\r
1171         int is_6button = currentConfig.PicoOpt & 0x020;\r
1172 \r
1173         while (1)\r
1174         {\r
1175                 draw_kc_sel(menu_sel);\r
1176                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
1177                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1178                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1179                 if (inp & GP2X_B) {\r
1180                         switch (menu_sel) {\r
1181                                 case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;\r
1182                                 case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;\r
1183                                 case 2: key_config_loop(emuctrl_actions,\r
1184                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
1185                                 case 3: if (rom_data == NULL) emu_WriteConfig(0); return;\r
1186                                 default: return;\r
1187                         }\r
1188                 }\r
1189                 if (inp & GP2X_X) return;\r
1190         }\r
1191 }\r
1192 \r
1193 \r
1194 // --------- sega/mega cd options ----------\r
1195 \r
1196 menu_entry cdopt_entries[] =\r
1197 {\r
1198         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1 },\r
1199         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1 },\r
1200         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1 },\r
1201         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt,  0x0400, 0, 0, 1 },\r
1202         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &currentConfig.PicoOpt, 0x0800, 0, 0, 1 },\r
1203         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &currentConfig.PicoOpt, 0x0400, 0, 0, 1 },\r
1204         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1 },\r
1205         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &currentConfig.PicoOpt, 0x8000, 0, 0, 1 },\r
1206         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&currentConfig.PicoOpt, 0x1000, 0, 0, 1 },\r
1207         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &currentConfig.PicoOpt, 0x2000, 0, 0, 1 },\r
1208         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1 },\r
1209 };\r
1210 \r
1211 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))\r
1212 \r
1213 \r
1214 struct bios_names_t\r
1215 {\r
1216         char us[32], eu[32], jp[32];\r
1217 };\r
1218 \r
1219 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1220 {\r
1221         struct bios_names_t *bios_names = param;\r
1222         char ra_buff[16];\r
1223 \r
1224         switch (entry->id)\r
1225         {\r
1226                 case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;\r
1227                 case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;\r
1228                 case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;\r
1229                 case MA_CDOPT_READAHEAD:\r
1230                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
1231                         else strcpy(ra_buff, "     OFF");\r
1232                         text_out16(x, y, "ReadAhead buffer      %s", ra_buff);\r
1233                         break;\r
1234                 default:break;\r
1235         }\r
1236 }\r
1237 \r
1238 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)\r
1239 {\r
1240         int tl_x = 25, tl_y = 60;\r
1241         menu_id selected_id;\r
1242         char ra_buff[16];\r
1243 \r
1244         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
1245         else strcpy(ra_buff, "     OFF");\r
1246 \r
1247         gp2x_pd_clone_buffer2();\r
1248 \r
1249         draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);\r
1250 \r
1251         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);\r
1252 \r
1253         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
1254         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||\r
1255                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||\r
1256                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))\r
1257                         text_out16(tl_x, 210, "Press start to test selected BIOS");\r
1258 \r
1259         menu_flip();\r
1260 }\r
1261 \r
1262 static void cd_menu_loop_options(void)\r
1263 {\r
1264         static int menu_sel = 0;\r
1265         int menu_sel_max = 10;\r
1266         unsigned long inp = 0;\r
1267         struct bios_names_t bios_names;\r
1268         menu_id selected_id;\r
1269         char *bios, *p;\r
1270 \r
1271         if (find_bios(4, &bios)) { // US\r
1272                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1273                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
1274         } else  strcpy(bios_names.us, "NOT FOUND");\r
1275 \r
1276         if (find_bios(8, &bios)) { // EU\r
1277                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1278                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
1279         } else  strcpy(bios_names.eu, "NOT FOUND");\r
1280 \r
1281         if (find_bios(1, &bios)) { // JP\r
1282                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1283                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
1284         } else  strcpy(bios_names.jp, "NOT FOUND");\r
1285 \r
1286         for(;;)\r
1287         {\r
1288                 draw_cd_menu_options(menu_sel, &bios_names);\r
1289                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
1290                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1291                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1292                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
1293                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1294                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1295                             selected_id == MA_CDOPT_READAHEAD) {\r
1296                                 if (inp & GP2X_LEFT) {\r
1297                                         PicoCDBuffers >>= 1;\r
1298                                         if (PicoCDBuffers < 64) PicoCDBuffers = 0;\r
1299                                 } else {\r
1300                                         if (PicoCDBuffers < 64) PicoCDBuffers = 64;\r
1301                                         else PicoCDBuffers <<= 1;\r
1302                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
1303                                 }\r
1304                         }\r
1305                 }\r
1306                 if (inp & GP2X_B) { // toggleable options\r
1307                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&\r
1308                             selected_id == MA_CDOPT_DONE) {\r
1309                                 return;\r
1310                         }\r
1311                 }\r
1312                 if (inp & GP2X_START) { // BIOS testers\r
1313                         switch (selected_id) {\r
1314                                 case MA_CDOPT_TESTBIOS_USA:\r
1315                                         if (find_bios(4, &bios)) { // test US\r
1316                                                 strcpy(romFileName, bios);\r
1317                                                 engineState = PGS_ReloadRom;\r
1318                                                 return;\r
1319                                         }\r
1320                                         break;\r
1321                                 case MA_CDOPT_TESTBIOS_EUR:\r
1322                                         if (find_bios(8, &bios)) { // test EU\r
1323                                                 strcpy(romFileName, bios);\r
1324                                                 engineState = PGS_ReloadRom;\r
1325                                                 return;\r
1326                                         }\r
1327                                         break;\r
1328                                 case MA_CDOPT_TESTBIOS_JAP:\r
1329                                         if (find_bios(1, &bios)) { // test JP\r
1330                                                 strcpy(romFileName, bios);\r
1331                                                 engineState = PGS_ReloadRom;\r
1332                                                 return;\r
1333                                         }\r
1334                                         break;\r
1335                                 default:\r
1336                                         break;\r
1337                         }\r
1338                 }\r
1339                 if (inp & (GP2X_X|GP2X_A)) return;\r
1340         }\r
1341 }\r
1342 \r
1343 \r
1344 // --------- advanced options ----------\r
1345 \r
1346 menu_entry opt2_entries[] =\r
1347 {\r
1348         { NULL,                        MB_NONE,  MA_OPT2_GAMMA,         NULL, 0, 0, 0, 1 },\r
1349         { "A_SN's gamma curve",        MB_ONOFF, MA_OPT2_A_SN_GAMMA,    &currentConfig.EmuOpt, 0x1000, 0, 0, 1 },\r
1350         { "Perfecf vsync",             MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1 },\r
1351         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x0004, 0, 0, 1 },\r
1352         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x0001, 0, 0, 1 },\r
1353         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x0002, 0, 0, 1 },\r
1354         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1 },\r
1355         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1 },\r
1356         { "needs restart:",            MB_NONE,  MA_NONE,               NULL, 0, 0, 0, 1 },\r
1357         { "craigix's RAM timings",     MB_ONOFF, MA_OPT2_RAMTIMINGS,    &currentConfig.EmuOpt, 0x0100, 0, 0, 1 },\r
1358         { NULL,                        MB_ONOFF, MA_OPT2_SQUIDGEHACK,   &currentConfig.EmuOpt, 0x0010, 0, 0, 1 },\r
1359         { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },\r
1360 };\r
1361 \r
1362 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))\r
1363 \r
1364 static void menu_opt2_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1365 {\r
1366         if (entry->id == MA_OPT2_GAMMA)\r
1367                 text_out16(x, y, "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100);\r
1368         else if (entry->id == MA_OPT2_SQUIDGEHACK)\r
1369                 text_out16(x, y, "squidgehack (now %s %s", mmuhack_status ? "active)  " : "inactive)",\r
1370                         (currentConfig.EmuOpt&0x0010)?"ON":"OFF");\r
1371 }\r
1372 \r
1373 \r
1374 static void draw_amenu_options(int menu_sel)\r
1375 {\r
1376         int tl_x = 25, tl_y = 50;\r
1377 \r
1378         gp2x_pd_clone_buffer2();\r
1379 \r
1380         draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);\r
1381 \r
1382         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, menu_opt2_cust_draw, NULL);\r
1383 \r
1384         menu_flip();\r
1385 }\r
1386 \r
1387 static void amenu_loop_options(void)\r
1388 {\r
1389         static int menu_sel = 0;\r
1390         int menu_sel_max;\r
1391         unsigned long inp = 0;\r
1392         menu_id selected_id;\r
1393 \r
1394         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;\r
1395 \r
1396         for(;;)\r
1397         {\r
1398                 draw_amenu_options(menu_sel);\r
1399                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1400                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1401                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1402                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);\r
1403                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1404                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1405                             selected_id == MA_OPT2_GAMMA) {\r
1406                                 while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1407                                         currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
1408                                         if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
1409                                         if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
1410                                         draw_amenu_options(menu_sel);\r
1411                                         usleep(18*1000);\r
1412                                 }\r
1413                         }\r
1414                 }\r
1415                 if (inp & GP2X_B) { // toggleable options\r
1416                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&\r
1417                             selected_id == MA_OPT2_DONE) {\r
1418                                 return;\r
1419                         }\r
1420                 }\r
1421                 if (inp & (GP2X_X|GP2X_A)) return;\r
1422         }\r
1423 }\r
1424 \r
1425 // -------------- options --------------\r
1426 \r
1427 \r
1428 menu_entry opt_entries[] =\r
1429 {\r
1430         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },\r
1431         { NULL,                        MB_RANGE, MA_OPT_SCALING,       &currentConfig.scaling, 0, 0, 3, 1 },\r
1432         { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x040, 0, 0, 1 },\r
1433         { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x080, 0, 0, 1 },\r
1434         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1 },\r
1435         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1 },\r
1436         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1 },\r
1437         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1 },\r
1438         { "Use ARM940 core for sound", MB_ONOFF, MA_OPT_ARM940_SOUND,  &currentConfig.PicoOpt, 0x200, 0, 0, 1 },\r
1439         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x020, 0, 0, 1 },\r
1440         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1 },\r
1441         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1 },\r
1442         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },\r
1443         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },\r
1444         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1 },\r
1445         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },\r
1446         { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },\r
1447         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1 },\r
1448         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1 },\r
1449         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1 },\r
1450 };\r
1451 \r
1452 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
1453 \r
1454 \r
1455 static const char *region_name(unsigned int code)\r
1456 {\r
1457         static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };\r
1458         static const char *names_short[] = { "", " JP", " JP", " US", " EU" };\r
1459         int u, i = 0;\r
1460         if (code) {\r
1461                 code <<= 1;\r
1462                 while((code >>= 1)) i++;\r
1463                 if (i > 4) return "unknown";\r
1464                 return names[i];\r
1465         } else {\r
1466                 static char name[24];\r
1467                 strcpy(name, "Auto:");\r
1468                 for (u = 0; u < 3; u++) {\r
1469                         i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;\r
1470                         while((code >>= 1)) i++;\r
1471                         strcat(name, names_short[i]);\r
1472                 }\r
1473                 return name;\r
1474         }\r
1475 }\r
1476 \r
1477 \r
1478 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1479 {\r
1480         char *str, str24[24];\r
1481 \r
1482         switch (entry->id)\r
1483         {\r
1484                 case MA_OPT_RENDERER:\r
1485                         if (currentConfig.PicoOpt&0x10)\r
1486                                 str = " 8bit fast";\r
1487                         else if (currentConfig.EmuOpt&0x80)\r
1488                                 str = "16bit accurate";\r
1489                         else\r
1490                                 str = " 8bit accurate";\r
1491                         text_out16(x, y, "Renderer:            %s", str);\r
1492                         break;\r
1493                 case MA_OPT_SCALING:\r
1494                         switch (currentConfig.scaling) {\r
1495                                 default: str = "            OFF";   break;\r
1496                                 case 1:  str = "hw horizontal";     break;\r
1497                                 case 2:  str = "hw horiz. + vert."; break;\r
1498                                 case 3:  str = "sw horizontal";     break;\r
1499                         }\r
1500                         text_out16(x, y, "Scaling:       %s", str);\r
1501                         break;\r
1502                 case MA_OPT_FRAMESKIP:\r
1503                         if (currentConfig.Frameskip < 0)\r
1504                              strcpy(str24, "Auto");\r
1505                         else sprintf(str24, "%i", currentConfig.Frameskip);\r
1506                         text_out16(x, y, "Frameskip                  %s", str24);\r
1507                         break;\r
1508                 case MA_OPT_SOUND_QUALITY:\r
1509                         str = (currentConfig.PicoOpt&0x08)?"stereo":"mono";\r
1510                         text_out16(x, y, "Sound Quality:     %5iHz %s", currentConfig.PsndRate, str);\r
1511                         break;\r
1512                 case MA_OPT_REGION:\r
1513                         text_out16(x, y, "Region:              %s", region_name(currentConfig.PicoRegion));\r
1514                         break;\r
1515                 case MA_OPT_CONFIRM_STATES:\r
1516                         switch ((currentConfig.EmuOpt >> 9) & 5) {\r
1517                                 default: str = "OFF";    break;\r
1518                                 case 1:  str = "writes"; break;\r
1519                                 case 4:  str = "loads";  break;\r
1520                                 case 5:  str = "both";   break;\r
1521                         }\r
1522                         text_out16(x, y, "Confirm savestate          %s", str);\r
1523                         break;\r
1524                 case MA_OPT_CPU_CLOCKS:\r
1525                         text_out16(x, y, "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
1526                         break;\r
1527                 case MA_OPT_SAVECFG:\r
1528                         str24[0] = 0;\r
1529                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);\r
1530                         text_out16(x, y, "Save cfg as default%s", str24);\r
1531                         break;\r
1532                 case MA_OPT_LOADCFG:\r
1533                         text_out16(x, y, "Load cfg from profile %i", config_slot);\r
1534                         break;\r
1535                 default:\r
1536                         printf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);\r
1537                         break;\r
1538         }\r
1539 }\r
1540 \r
1541 \r
1542 \r
1543 static void draw_menu_options(int menu_sel)\r
1544 {\r
1545         int tl_x = 25, tl_y = 24;\r
1546 \r
1547         gp2x_pd_clone_buffer2();\r
1548 \r
1549         draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);\r
1550 \r
1551         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);\r
1552 \r
1553         menu_flip();\r
1554 }\r
1555 \r
1556 static int sndrate_prevnext(int rate, int dir)\r
1557 {\r
1558         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1559 \r
1560         for (i = 0; i < 5; i++)\r
1561                 if (rates[i] == rate) break;\r
1562 \r
1563         i += dir ? 1 : -1;\r
1564         if (i > 4) return dir ? 44100 : 22050;\r
1565         if (i < 0) return dir ? 11025 : 8000;\r
1566         return rates[i];\r
1567 }\r
1568 \r
1569 static void region_prevnext(int right)\r
1570 {\r
1571         // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
1572         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
1573         int i;\r
1574         if (right) {\r
1575                 if (!currentConfig.PicoRegion) {\r
1576                         for (i = 0; i < 6; i++)\r
1577                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1578                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
1579                         else currentConfig.PicoRegion=1;\r
1580                 }\r
1581                 else currentConfig.PicoRegion<<=1;\r
1582                 if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;\r
1583         } else {\r
1584                 if (!currentConfig.PicoRegion) {\r
1585                         for (i = 0; i < 6; i++)\r
1586                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1587                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
1588                 }\r
1589                 else currentConfig.PicoRegion>>=1;\r
1590         }\r
1591 }\r
1592 \r
1593 static void menu_options_save(void)\r
1594 {\r
1595         PicoOpt = currentConfig.PicoOpt;\r
1596         PsndRate = currentConfig.PsndRate;\r
1597         PicoRegionOverride = currentConfig.PicoRegion;\r
1598         if (!(PicoOpt & 0x20)) {\r
1599                 // unbind XYZ MODE, just in case\r
1600                 unbind_action(0xf00);\r
1601         }\r
1602         scaling_update();\r
1603 }\r
1604 \r
1605 static int menu_loop_options(void)\r
1606 {\r
1607         static int menu_sel = 0;\r
1608         int menu_sel_max, ret;\r
1609         unsigned long inp = 0;\r
1610         menu_id selected_id;\r
1611 \r
1612         currentConfig.PicoOpt = PicoOpt;\r
1613         currentConfig.PsndRate = PsndRate;\r
1614         currentConfig.PicoRegion = PicoRegionOverride;\r
1615 \r
1616         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_data != NULL);\r
1617         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1618         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1619         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1620 \r
1621         while (1)\r
1622         {\r
1623                 draw_menu_options(menu_sel);\r
1624                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1625                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1626                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1627                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);\r
1628                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1629                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0)) {\r
1630                                 switch (selected_id) {\r
1631                                         case MA_OPT_RENDERER:\r
1632                                                 if (inp & GP2X_LEFT) {\r
1633                                                         if      (  currentConfig.PicoOpt&0x10) currentConfig.PicoOpt&= ~0x10;\r
1634                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
1635                                                         else if (  currentConfig.EmuOpt &0x80) break;\r
1636                                                 } else {\r
1637                                                         if      (  currentConfig.PicoOpt&0x10) break;\r
1638                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.PicoOpt|=  0x10;\r
1639                                                         else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
1640                                                 }\r
1641                                                 break;\r
1642                                         case MA_OPT_SOUND_QUALITY:\r
1643                                                 if ((inp & GP2X_RIGHT) && currentConfig.PsndRate == 44100 && !(currentConfig.PicoOpt&0x08)) {\r
1644                                                         currentConfig.PsndRate = 8000;  currentConfig.PicoOpt|= 0x08;\r
1645                                                 } else if ((inp & GP2X_LEFT) && currentConfig.PsndRate == 8000 && (currentConfig.PicoOpt&0x08)) {\r
1646                                                         currentConfig.PsndRate = 44100; currentConfig.PicoOpt&=~0x08;\r
1647                                                 } else currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & GP2X_RIGHT);\r
1648                                                 break;\r
1649                                         case MA_OPT_REGION:\r
1650                                                 region_prevnext(inp & GP2X_RIGHT);\r
1651                                                 break;\r
1652                                         case MA_OPT_CONFIRM_STATES: {\r
1653                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);\r
1654                                                          n += (inp & GP2X_LEFT) ? -1 : 1;\r
1655                                                          if (n < 0) n = 0; else if (n > 3) n = 3;\r
1656                                                          n |= n << 1; n &= ~2;\r
1657                                                          currentConfig.EmuOpt &= ~0xa00;\r
1658                                                          currentConfig.EmuOpt |= n << 9;\r
1659                                                          break;\r
1660                                                  }\r
1661                                         case MA_OPT_SAVE_SLOT:\r
1662                                                  if (inp & GP2X_RIGHT) {\r
1663                                                          state_slot++; if (state_slot > 9) state_slot = 0;\r
1664                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
1665                                                  }\r
1666                                                  break;\r
1667                                         case MA_OPT_CPU_CLOCKS:\r
1668                                                  while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1669                                                          currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1670                                                          if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
1671                                                          draw_menu_options(menu_sel);\r
1672                                                          usleep(50*1000);\r
1673                                                  }\r
1674                                                  break;\r
1675                                         case MA_OPT_SAVECFG:\r
1676                                         case MA_OPT_SAVECFG_GAME:\r
1677                                         case MA_OPT_LOADCFG:\r
1678                                                  config_slot += (inp&GP2X_RIGHT) ? 1 : -1;\r
1679                                                  if (config_slot > 9) config_slot = 0;\r
1680                                                  if (config_slot < 0) config_slot = 9;\r
1681                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1682                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1683                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1684                                                  break;\r
1685                                         default:\r
1686                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1687                                                 break;\r
1688                                 }\r
1689                         }\r
1690                 }\r
1691                 if (inp & GP2X_B) {\r
1692                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))\r
1693                         {\r
1694                                 switch (selected_id)\r
1695                                 {\r
1696                                         case MA_OPT_SCD_OPTS:\r
1697                                                 cd_menu_loop_options();\r
1698                                                 if (engineState == PGS_ReloadRom)\r
1699                                                         return 0; // test BIOS\r
1700                                                 break;\r
1701                                         case MA_OPT_ADV_OPTS:\r
1702                                                 amenu_loop_options();\r
1703                                                 break;\r
1704                                         case MA_OPT_SAVECFG: // done (update and write)\r
1705                                                 menu_options_save();\r
1706                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");\r
1707                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1708                                                 return 1;\r
1709                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)\r
1710                                                 menu_options_save();\r
1711                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");\r
1712                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1713                                                 return 1;\r
1714                                         case MA_OPT_LOADCFG:\r
1715                                                 ret = emu_ReadConfig(1, 1);\r
1716                                                 if (!ret) ret = emu_ReadConfig(0, 1);\r
1717                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");\r
1718                                                 else      strcpy(menuErrorMsg, "failed to load config");\r
1719                                                 return 1;\r
1720                                         default:\r
1721                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1722                                                 break;\r
1723                                 }\r
1724                         }\r
1725                 }\r
1726                 if(inp & (GP2X_X|GP2X_A)) {\r
1727                         menu_options_save();\r
1728                         return 0;  // done (update, no write)\r
1729                 }\r
1730         }\r
1731 }\r
1732 \r
1733 // -------------- credits --------------\r
1734 \r
1735 static void draw_menu_credits(void)\r
1736 {\r
1737         int tl_x = 15, tl_y = 64, y;\r
1738         gp2x_pd_clone_buffer2();\r
1739 \r
1740         text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
1741         y = tl_y;\r
1742         text_out16(tl_x, y, "Credits:");\r
1743         text_out16(tl_x, (y+=10), "Dave: Cyclone 68000 core,");\r
1744         text_out16(tl_x, (y+=10), "      base code of PicoDrive");\r
1745         text_out16(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
1746         text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
1747         text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
1748         text_out16(tl_x, (y+=10), "Stephane Dallongeville:");\r
1749         text_out16(tl_x, (y+=10), "      opensource Gens");\r
1750         text_out16(tl_x, (y+=10), "Haze: Genesis hw info");\r
1751         text_out16(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
1752         text_out16(tl_x, (y+=10), "Squidge: squidgehack");\r
1753         text_out16(tl_x, (y+=10), "Dzz: ARM940 sample");\r
1754         text_out16(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
1755         text_out16(tl_x, (y+=10), "craigix: GP2X hardware");\r
1756         text_out16(tl_x, (y+=10), "ketchupgun: skin design");\r
1757 \r
1758         menu_flip();\r
1759 }\r
1760 \r
1761 \r
1762 // -------------- root menu --------------\r
1763 \r
1764 menu_entry main_entries[] =\r
1765 {\r
1766         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0 },\r
1767         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0 },\r
1768         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0 },\r
1769         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0 },\r
1770         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1 },\r
1771         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1 },\r
1772         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1 },\r
1773         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1 },\r
1774         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0 },\r
1775         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1 }\r
1776 };\r
1777 \r
1778 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))\r
1779 \r
1780 static void draw_menu_root(int menu_sel)\r
1781 {\r
1782         const int tl_x = 70, tl_y = 70;\r
1783 \r
1784         gp2x_pd_clone_buffer2();\r
1785 \r
1786         text_out16(tl_x, 20, "PicoDrive v" VERSION);\r
1787 \r
1788         draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);\r
1789 \r
1790         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);\r
1791 \r
1792         // error\r
1793         if (menuErrorMsg[0]) {\r
1794                 memset((char *)gp2x_screen + 320*224*2, 0, 320*16*2);\r
1795                 text_out16(5, 226, menuErrorMsg);\r
1796         }\r
1797         menu_flip();\r
1798 }\r
1799 \r
1800 \r
1801 static void menu_loop_root(void)\r
1802 {\r
1803         static int menu_sel = 0;\r
1804         int ret, menu_sel_max;\r
1805         unsigned long inp = 0;\r
1806 \r
1807         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_data != NULL);\r
1808         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_data != NULL);\r
1809         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_data != NULL);\r
1810         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_data != NULL);\r
1811         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
1812 \r
1813         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
1814         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1815 \r
1816         /* make sure action buttons are not pressed on entering menu */\r
1817         draw_menu_root(menu_sel);\r
1818         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1819 \r
1820         for (;;)\r
1821         {\r
1822                 draw_menu_root(menu_sel);\r
1823                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT|GP2X_L|GP2X_R);\r
1824                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1825                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1826                 if((inp & (GP2X_L|GP2X_R)) == (GP2X_L|GP2X_R)) debug_menu_loop();\r
1827                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1828                         if (rom_data) {\r
1829                                 while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
1830                                 engineState = PGS_Running;\r
1831                                 break;\r
1832                         }\r
1833                 }\r
1834                 if(inp & GP2X_B)  {\r
1835                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
1836                         {\r
1837                                 case MA_MAIN_RESUME_GAME:\r
1838                                         if (rom_data) {\r
1839                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1840                                                 engineState = PGS_Running;\r
1841                                                 return;\r
1842                                         }\r
1843                                         break;\r
1844                                 case MA_MAIN_SAVE_STATE:\r
1845                                         if (rom_data) {\r
1846                                                 if(savestate_menu_loop(0))\r
1847                                                         continue;\r
1848                                                 engineState = PGS_Running;\r
1849                                                 return;\r
1850                                         }\r
1851                                         break;\r
1852                                 case MA_MAIN_LOAD_STATE:\r
1853                                         if (rom_data) {\r
1854                                                 if(savestate_menu_loop(1))\r
1855                                                         continue;\r
1856                                                 engineState = PGS_Running;\r
1857                                                 return;\r
1858                                         }\r
1859                                         break;\r
1860                                 case MA_MAIN_RESET_GAME:\r
1861                                         if (rom_data) {\r
1862                                                 emu_ResetGame();\r
1863                                                 engineState = PGS_Running;\r
1864                                                 return;\r
1865                                         }\r
1866                                         break;\r
1867                                 case MA_MAIN_LOAD_ROM:\r
1868                                 {\r
1869                                         char curr_path[PATH_MAX], *selfname;\r
1870                                         FILE *tstf;\r
1871                                         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
1872                                         {\r
1873                                                 fclose(tstf);\r
1874                                                 strcpy(curr_path, currentConfig.lastRomFile);\r
1875                                         }\r
1876                                         else\r
1877                                                 getcwd(curr_path, PATH_MAX);\r
1878                                         selfname = romsel_loop(curr_path);\r
1879                                         if (selfname) {\r
1880                                                 printf("selected file: %s\n", selfname);\r
1881                                                 engineState = PGS_ReloadRom;\r
1882                                                 return;\r
1883                                         }\r
1884                                         break;\r
1885                                 }\r
1886                                 case MA_MAIN_OPTIONS:\r
1887                                         ret = menu_loop_options();\r
1888                                         if (ret == 1) continue; // status update\r
1889                                         if (engineState == PGS_ReloadRom)\r
1890                                                 return; // BIOS test\r
1891                                         break;\r
1892                                 case MA_MAIN_CONTROLS:\r
1893                                         kc_sel_loop();\r
1894                                         break;\r
1895                                 case MA_MAIN_CREDITS:\r
1896                                         draw_menu_credits();\r
1897                                         usleep(500*1000);\r
1898                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1899                                         break;\r
1900                                 case MA_MAIN_EXIT:\r
1901                                         engineState = PGS_Quit;\r
1902                                         return;\r
1903                                 case MA_MAIN_PATCHES:\r
1904                                         if (rom_data && PicoPatches) {\r
1905                                                 patches_menu_loop();\r
1906                                                 PicoPatchApply();\r
1907                                                 strcpy(menuErrorMsg, "Patches applied");\r
1908                                                 continue;\r
1909                                         }\r
1910                                         break;\r
1911                                 default:\r
1912                                         printf("%s: something unknown selected\n", __FUNCTION__);\r
1913                                         break;\r
1914                         }\r
1915                 }\r
1916                 menuErrorMsg[0] = 0; // clear error msg\r
1917         }\r
1918 }\r
1919 \r
1920 static void menu_darken_bg(void *dst, int pixels, int darker)\r
1921 {\r
1922         unsigned int *screen = dst;\r
1923         pixels /= 2;\r
1924         if (darker)\r
1925         {\r
1926                 while (pixels--)\r
1927                 {\r
1928                         unsigned int p = *screen;\r
1929                         *screen++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
1930                 }\r
1931         }\r
1932         else\r
1933         {\r
1934                 while (pixels--)\r
1935                 {\r
1936                         unsigned int p = *screen;\r
1937                         *screen++ = (p&0xf79ef79e)>>1;\r
1938                 }\r
1939         }\r
1940 }\r
1941 \r
1942 static void menu_prepare_bg(int use_game_bg)\r
1943 {\r
1944         if (use_game_bg)\r
1945         {\r
1946                 // darken the active framebuffer\r
1947                 memset(gp2x_screen, 0, 320*8*2);\r
1948                 menu_darken_bg((char *)gp2x_screen + 320*8*2, 320*224, 1);\r
1949                 memset((char *)gp2x_screen + 320*232*2, 0, 320*8*2);\r
1950         }\r
1951         else\r
1952         {\r
1953                 // should really only happen once, on startup..\r
1954                 readpng(gp2x_screen, "skin/background.png", READPNG_BG);\r
1955         }\r
1956 \r
1957         // copy to buffer2\r
1958         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
1959 }\r
1960 \r
1961 static void menu_gfx_prepare(void)\r
1962 {\r
1963         menu_prepare_bg(rom_data != NULL);\r
1964 \r
1965         // switch to 16bpp\r
1966         gp2x_video_changemode2(16);\r
1967         gp2x_video_RGB_setscaling(0, 320, 240);\r
1968         menu_flip();\r
1969 }\r
1970 \r
1971 \r
1972 void menu_loop(void)\r
1973 {\r
1974         menu_gfx_prepare();\r
1975 \r
1976         menu_loop_root();\r
1977 \r
1978         menuErrorMsg[0] = 0;\r
1979 }\r
1980 \r
1981 \r
1982 // --------- CD tray close menu ----------\r
1983 \r
1984 static void draw_menu_tray(int menu_sel)\r
1985 {\r
1986         int tl_x = 70, tl_y = 90, y;\r
1987         memset(gp2x_screen, 0, 320*240*2);\r
1988 \r
1989         text_out16(tl_x, 20, "The unit is about to");\r
1990         text_out16(tl_x, 30, "close the CD tray.");\r
1991 \r
1992         y = tl_y;\r
1993         text_out16(tl_x, y,       "Load new CD image");\r
1994         text_out16(tl_x, (y+=10), "Insert nothing");\r
1995 \r
1996         // draw cursor\r
1997         text_out16(tl_x - 16, tl_y + menu_sel*10, ">");\r
1998         // error\r
1999         if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);\r
2000         menu_flip();\r
2001 }\r
2002 \r
2003 \r
2004 int menu_loop_tray(void)\r
2005 {\r
2006         int menu_sel = 0, menu_sel_max = 1;\r
2007         unsigned long inp = 0;\r
2008         char curr_path[PATH_MAX], *selfname;\r
2009         FILE *tstf;\r
2010 \r
2011         gp2x_memset_all_buffers(0, 0xe0, 320*240);\r
2012         menu_gfx_prepare();\r
2013 \r
2014         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
2015         {\r
2016                 fclose(tstf);\r
2017                 strcpy(curr_path, currentConfig.lastRomFile);\r
2018         }\r
2019         else\r
2020         {\r
2021                 getcwd(curr_path, PATH_MAX);\r
2022         }\r
2023 \r
2024         /* make sure action buttons are not pressed on entering menu */\r
2025         draw_menu_tray(menu_sel);\r
2026         while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
2027 \r
2028         for (;;)\r
2029         {\r
2030                 draw_menu_tray(menu_sel);\r
2031                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B);\r
2032                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
2033                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
2034                 if(inp & GP2X_B   )  {\r
2035                         switch (menu_sel) {\r
2036                                 case 0: // select image\r
2037                                         selfname = romsel_loop(curr_path);\r
2038                                         if (selfname) {\r
2039                                                 int ret = -1, cd_type;\r
2040                                                 cd_type = emu_cd_check(NULL);\r
2041                                                 if (cd_type > 0)\r
2042                                                         ret = Insert_CD(romFileName, cd_type == 2);\r
2043                                                 if (ret != 0) {\r
2044                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
2045                                                         printf("%s\n", menuErrorMsg);\r
2046                                                         continue;\r
2047                                                 }\r
2048                                                 engineState = PGS_RestartRun;\r
2049                                                 return 1;\r
2050                                         }\r
2051                                         break;\r
2052                                 case 1: // insert nothing\r
2053                                         engineState = PGS_RestartRun;\r
2054                                         return 0;\r
2055                         }\r
2056                 }\r
2057                 menuErrorMsg[0] = 0; // clear error msg\r
2058         }\r
2059 }\r
2060 \r
2061 \r