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 "usbjoy.h"\r
  17 #include "../common/emu.h"\r
  18 #include "../common/menu.h"\r
  19 #include "../common/arm_utils.h"\r
  20 #include "../common/readpng.h"\r
  21 #include "version.h"\r
  22 \r
  23 #include <Pico/PicoInt.h>\r
  24 #include <Pico/Patch.h>\r
  25 #include <zlib/zlib.h>\r
  26 \r
  27 #ifndef _DIRENT_HAVE_D_TYPE\r
  28 #error "need d_type for file browser\r
  29 #endif\r
  30 \r
  31 extern int  mmuhack_status;\r
  32 \r
  33 const char * const keyNames[] = {\r
  34         "UP",    "???",    "LEFT", "???",  "DOWN", "???", "RIGHT",    "???",\r
  35         "START", "SELECT", "L",    "R",    "A",    "B",   "X",        "Y",\r
  36         "???",   "???",    "???",  "???",  "???",  "???", "VOL DOWN", "VOL UP",\r
  37         "???",   "???",    "???",  "PUSH", "???",  "???", "???",      "???"\r
  38 };\r
  39 \r
  40 static void menu_darken_bg(void *dst, int pixels, int darker);\r
  41 static void menu_prepare_bg(int use_game_bg);\r
  42 \r
  43 static unsigned long inp_prev = 0;\r
  44 static int inp_prevjoy = 0;\r
  45 \r
  46 static unsigned long wait_for_input(unsigned long interesting)\r
  47 {\r
  48         unsigned long ret;\r
  49         static int repeats = 0, wait = 20;\r
  50         int release = 0, i;\r
  51 \r
  52         if      (repeats == 2) wait = 3;\r
  53         else if (repeats == 4) wait = 2;\r
  54         else if (repeats == 6) wait = 1;\r
  55 \r
  56         for (i = 0; i < wait && inp_prev == gp2x_joystick_read(1); i++) {\r
  57                 if (i == 0) repeats++;\r
  58                 usleep(30000);\r
  59         }\r
  60 \r
  61         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
  62                 usleep(50000);\r
  63                 release = 1;\r
  64         }\r
  65 \r
  66         if (release || ret != inp_prev) {\r
  67                 repeats = 0;\r
  68                 wait = 20;\r
  69         }\r
  70         if (wait > 6 && (ret&(GP2X_UP|GP2X_LEFT|GP2X_DOWN|GP2X_RIGHT)))\r
  71                 wait = 6;\r
  72         inp_prev = ret;\r
  73         inp_prevjoy = 0;\r
  74 \r
  75         // we don't need diagonals in menus\r
  76         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
  77         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
  78         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
  79         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
  80 \r
  81         return ret;\r
  82 }\r
  83 \r
  84 static unsigned long input2_read(unsigned long interesting, int *joy)\r
  85 {\r
  86         unsigned long ret;\r
  87         int i;\r
  88 \r
  89         do\r
  90         {\r
  91                 *joy = 0;\r
  92                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
  93                 gp2x_usbjoy_update();\r
  94                 for (i = 0; i < num_of_joys; i++) {\r
  95                         ret = gp2x_usbjoy_check2(i);\r
  96                         if (ret) { *joy = i + 1; break; }\r
  97                 }\r
  98                 if (ret) break;\r
  99         }\r
 100         while(0);\r
 101 \r
 102         return ret;\r
 103 }\r
 104 \r
 105 // similar to wait_for_input(), but returns joy num\r
 106 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 107 {\r
 108         unsigned long ret;\r
 109         const int wait = 300*1000;\r
 110         int i;\r
 111 \r
 112         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 113         for (i = 0; i < 6; i++) {\r
 114                 ret = input2_read(interesting, joy);\r
 115                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 116                 usleep(wait/6);\r
 117         }\r
 118 \r
 119         while ( !(ret = input2_read(interesting, joy)) ) {\r
 120                 usleep(50000);\r
 121         }\r
 122 \r
 123         inp_prev = ret;\r
 124         inp_prevjoy = *joy;\r
 125 \r
 126         // handle only 1 event at a time\r
 127         for (i = 1; i != 0; i <<= 1)\r
 128                 if (ret & i) { ret &= i; break; }\r
 129         // ... but allow select\r
 130         ret |= inp_prev & GP2X_SELECT;\r
 131 \r
 132         return ret;\r
 133 }\r
 134 \r
 135 static void menu_flip(void)\r
 136 {\r
 137         gp2x_video_flush_cache();\r
 138         gp2x_video_flip2();\r
 139 }\r
 140 \r
 141 \r
 142 // --------- loading ROM screen ----------\r
 143 \r
 144 static int cdload_called = 0;\r
 145 \r
 146 static void load_progress_cb(int percent)\r
 147 {\r
 148         int ln, len = percent * 320 / 100;\r
 149         unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
 150 \r
 151         if (len > 320) len = 320;\r
 152         for (ln = 8; ln > 0; ln--, dst += 320)\r
 153                 memset(dst, 0xff, len*2);\r
 154         menu_flip();\r
 155 }\r
 156 \r
 157 static void cdload_progress_cb(int percent)\r
 158 {\r
 159         int ln, len = percent * 320 / 100;\r
 160         unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
 161 \r
 162         memset(dst, 0xff, 320*2*8);\r
 163 \r
 164         smalltext_out16(1, 3*10, "Processing CD image / MP3s", 0xffff);\r
 165         smalltext_out16_lim(1, 4*10, romFileName, 0xffff, 80);\r
 166         dst += 320*30;\r
 167 \r
 168         if (len > 320) len = 320;\r
 169         for (ln = 8; ln > 0; ln--, dst += 320)\r
 170                 memset(dst, 0xff, len*2);\r
 171         menu_flip();\r
 172         cdload_called = 1;\r
 173 }\r
 174 \r
 175 void menu_romload_prepare(const char *rom_name)\r
 176 {\r
 177         const char *p = rom_name + strlen(rom_name);\r
 178         while (p > rom_name && *p != '/') p--;\r
 179 \r
 180         if (rom_loaded) gp2x_pd_clone_buffer2();\r
 181         else memset(gp2x_screen, 0, 320*240*2);\r
 182 \r
 183         smalltext_out16(1, 1, "Loading", 0xffff);\r
 184         smalltext_out16_lim(1, 10, p, 0xffff, 53);\r
 185         gp2x_memcpy_buffers(3, gp2x_screen, 0, 320*240*2);\r
 186         menu_flip();\r
 187         PicoCartLoadProgressCB = load_progress_cb;\r
 188         PicoCDLoadProgressCB = cdload_progress_cb;\r
 189         cdload_called = 0;\r
 190 }\r
 191 \r
 192 void menu_romload_end(void)\r
 193 {\r
 194         PicoCartLoadProgressCB = PicoCDLoadProgressCB = NULL;\r
 195         smalltext_out16(1, cdload_called ? 60 : 30, "Starting emulation...", 0xffff);\r
 196         menu_flip();\r
 197 }\r
 198 \r
 199 // -------------- ROM selector --------------\r
 200 \r
 201 // rrrr rggg gggb bbbb\r
 202 static unsigned short file2color(const char *fname)\r
 203 {\r
 204         const char *ext = fname + strlen(fname) - 3;\r
 205         static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso", "cso", "cue" };\r
 206         static const char *other_exts[] = { "gmv", "pat" };\r
 207         int i;\r
 208 \r
 209         if (ext < fname) ext = fname;\r
 210         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)\r
 211                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff;\r
 212         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)\r
 213                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;\r
 214         return 0xffff;\r
 215 }\r
 216 \r
 217 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 218 {\r
 219         int start, i, pos;\r
 220 \r
 221         start = 12 - sel;\r
 222         n--; // exclude current dir (".")\r
 223 \r
 224         gp2x_pd_clone_buffer2();\r
 225 \r
 226         if (!rom_loaded) {\r
 227                 menu_darken_bg(gp2x_screen, 320*240, 0);\r
 228         }\r
 229 \r
 230         menu_darken_bg((char *)gp2x_screen + 320*120*2, 320*8, 0);\r
 231 \r
 232         if(start - 2 >= 0)\r
 233                 smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
 234         for (i = 0; i < n; i++) {\r
 235                 pos = start + i;\r
 236                 if (pos < 0)  continue;\r
 237                 if (pos > 23) break;\r
 238                 if (namelist[i+1]->d_type == DT_DIR) {\r
 239                         smalltext_out16_lim(14,   pos*10, "/", 0xfff6, 1);\r
 240                         smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xfff6, 53-3);\r
 241                 } else {\r
 242                         unsigned short color = file2color(namelist[i+1]->d_name);\r
 243                         smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);\r
 244                 }\r
 245         }\r
 246         text_out16(5, 120, ">");\r
 247         menu_flip();\r
 248 }\r
 249 \r
 250 static int scandir_cmp(const void *p1, const void *p2)\r
 251 {\r
 252         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 253         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 254         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 255         if ((*d2)->d_type == DT_DIR) return  1;\r
 256         return alphasort(d1, d2);\r
 257 }\r
 258 \r
 259 static char *filter_exts[] = {\r
 260         ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
 261         ".jpg", ".gpe"\r
 262 };\r
 263 \r
 264 static int scandir_filter(const struct dirent *ent)\r
 265 {\r
 266         const char *p;\r
 267         int i;\r
 268 \r
 269         if (ent == NULL || ent->d_name == NULL) return 0;\r
 270         if (strlen(ent->d_name) < 5) return 1;\r
 271 \r
 272         p = ent->d_name + strlen(ent->d_name) - 4;\r
 273 \r
 274         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 275         {\r
 276                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 277         }\r
 278 \r
 279         return 1;\r
 280 }\r
 281 \r
 282 static void do_delete(const char *fpath, const char *fname)\r
 283 {\r
 284         int len, inp;\r
 285 \r
 286         gp2x_pd_clone_buffer2();\r
 287 \r
 288         if (!rom_loaded)\r
 289                 menu_darken_bg(gp2x_screen, 320*240, 0);\r
 290 \r
 291         len = strlen(fname);\r
 292         if (len > 320/6) len = 320/6;\r
 293 \r
 294         text_out16(320/2 - 15*8/2,  80, "About to delete");\r
 295         smalltext_out16_lim(320/2 - len*6/2, 95, fname, 0xbdff, len);\r
 296         text_out16(320/2 - 13*8/2, 110, "Are you sure?");\r
 297         text_out16(320/2 - 25*8/2, 120, "(Y - confirm, X - cancel)");\r
 298         menu_flip();\r
 299 \r
 300 \r
 301         while (gp2x_joystick_read(1) & (GP2X_A|GP2X_SELECT)) usleep(50*1000);\r
 302         inp = wait_for_input(GP2X_Y|GP2X_X);\r
 303         if (inp & GP2X_Y)\r
 304                 remove(fpath);\r
 305 }\r
 306 \r
 307 static char *romsel_loop(char *curr_path)\r
 308 {\r
 309         struct dirent **namelist;\r
 310         DIR *dir;\r
 311         int n, sel = 0;\r
 312         unsigned long inp = 0;\r
 313         char *ret = NULL, *fname = NULL;\r
 314 \r
 315 rescan:\r
 316         // is this a dir or a full path?\r
 317         if ((dir = opendir(curr_path))) {\r
 318                 closedir(dir);\r
 319         } else {\r
 320                 char *p;\r
 321                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 322                 *p = 0;\r
 323                 fname = p+1;\r
 324         }\r
 325 \r
 326         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 327         if (n < 0) {\r
 328                 // try root\r
 329                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 330                 if (n < 0) {\r
 331                         // oops, we failed\r
 332                         printf("dir: "); printf(curr_path); printf("\n");\r
 333                         perror("scandir");\r
 334                         return NULL;\r
 335                 }\r
 336         }\r
 337 \r
 338         // try to find sel\r
 339         if (fname != NULL) {\r
 340                 int i;\r
 341                 for (i = 1; i < n; i++) {\r
 342                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 343                                 sel = i - 1;\r
 344                                 break;\r
 345                         }\r
 346                 }\r
 347         }\r
 348 \r
 349         for (;;)\r
 350         {\r
 351                 draw_dirlist(curr_path, namelist, n, sel);\r
 352                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_A|GP2X_B|GP2X_X|GP2X_SELECT);\r
 353                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 354                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 355                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 356                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 357                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 358                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 359                 if ((inp & GP2X_B) || (inp & (GP2X_SELECT|GP2X_A)) == (GP2X_SELECT|GP2X_A)) // enter dir/select || delete\r
 360                 {\r
 361                         again:\r
 362                         if (namelist[sel+1]->d_type == DT_REG)\r
 363                         {\r
 364                                 strcpy(romFileName, curr_path);\r
 365                                 strcat(romFileName, "/");\r
 366                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 367                                 if (inp & GP2X_B) { // return sel\r
 368                                         ret = romFileName;\r
 369                                         break;\r
 370                                 }\r
 371                                 do_delete(romFileName, namelist[sel+1]->d_name);\r
 372                                 if (n > 0) {\r
 373                                         while (n--) free(namelist[n]);\r
 374                                         free(namelist);\r
 375                                 }\r
 376                                 goto rescan;\r
 377                         }\r
 378                         else if (namelist[sel+1]->d_type == DT_DIR)\r
 379                         {\r
 380                                 int newlen;\r
 381                                 char *p, *newdir;\r
 382                                 if (!(inp & GP2X_B)) continue;\r
 383                                 newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 384                                 newdir = malloc(newlen);\r
 385                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 386                                         char *start = curr_path;\r
 387                                         p = start + strlen(start) - 1;\r
 388                                         while (*p == '/' && p > start) p--;\r
 389                                         while (*p != '/' && p > start) p--;\r
 390                                         if (p <= start) strcpy(newdir, "/");\r
 391                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 392                                 } else {\r
 393                                         strcpy(newdir, curr_path);\r
 394                                         p = newdir + strlen(newdir) - 1;\r
 395                                         while (*p == '/' && p >= newdir) *p-- = 0;\r
 396                                         strcat(newdir, "/");\r
 397                                         strcat(newdir, namelist[sel+1]->d_name);\r
 398                                 }\r
 399                                 ret = romsel_loop(newdir);\r
 400                                 free(newdir);\r
 401                                 break;\r
 402                         }\r
 403                         else\r
 404                         {\r
 405                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 406                                 FILE *tstf; int tmp;\r
 407                                 strcpy(romFileName, curr_path);\r
 408                                 strcat(romFileName, "/");\r
 409                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 410                                 tstf = fopen(romFileName, "rb");\r
 411                                 if (tstf != NULL)\r
 412                                 {\r
 413                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 414                                                 namelist[sel+1]->d_type = DT_REG;\r
 415                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 416                                         fclose(tstf);\r
 417                                         goto again;\r
 418                                 }\r
 419                         }\r
 420                 }\r
 421                 if(inp & GP2X_X) break; // cancel\r
 422         }\r
 423 \r
 424         if (n > 0) {\r
 425                 while (n--) free(namelist[n]);\r
 426                 free(namelist);\r
 427         }\r
 428 \r
 429         return ret;\r
 430 }\r
 431 \r
 432 // ------------ debug menu ------------\r
 433 \r
 434 char *debugString(void);\r
 435 \r
 436 static void draw_debug(void)\r
 437 {\r
 438         char *p, *str = debugString();\r
 439         int len, line;\r
 440 \r
 441         gp2x_pd_clone_buffer2();\r
 442 \r
 443         p = str;\r
 444         for (line = 0; line < 24; line++)\r
 445         {\r
 446                 while (*p && *p != '\n') p++;\r
 447                 len = p - str;\r
 448                 if (len > 55) len = 55;\r
 449                 smalltext_out16_lim(1, line*10, str, 0xffff, len);\r
 450                 if (*p == 0) break;\r
 451                 p++; str = p;\r
 452         }\r
 453         menu_flip();\r
 454 }\r
 455 \r
 456 static void debug_menu_loop(void)\r
 457 {\r
 458         draw_debug();\r
 459         wait_for_input(GP2X_B|GP2X_X);\r
 460 }\r
 461 \r
 462 // ------------ patch/gg menu ------------\r
 463 \r
 464 static void draw_patchlist(int sel)\r
 465 {\r
 466         int start, i, pos, active;\r
 467 \r
 468         start = 12 - sel;\r
 469 \r
 470         gp2x_pd_clone_buffer2();\r
 471 \r
 472         for (i = 0; i < PicoPatchCount; i++) {\r
 473                 pos = start + i;\r
 474                 if (pos < 0)  continue;\r
 475                 if (pos > 23) break;\r
 476                 active = PicoPatches[i].active;\r
 477                 smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);\r
 478                 smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);\r
 479         }\r
 480         pos = start + i;\r
 481         if (pos < 24) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);\r
 482 \r
 483         text_out16(5, 120, ">");\r
 484         menu_flip();\r
 485 }\r
 486 \r
 487 \r
 488 static void patches_menu_loop(void)\r
 489 {\r
 490         int menu_sel = 0;\r
 491         unsigned long inp = 0;\r
 492 \r
 493         for(;;)\r
 494         {\r
 495                 draw_patchlist(menu_sel);\r
 496                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 497                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
 498                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
 499                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 500                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
 501                 if(inp & GP2X_B) { // action\r
 502                         if (menu_sel < PicoPatchCount)\r
 503                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
 504                         else    return;\r
 505                 }\r
 506                 if(inp & GP2X_X) return;\r
 507         }\r
 508 \r
 509 }\r
 510 \r
 511 // ------------ savestate loader ------------\r
 512 \r
 513 static int state_slot_flags = 0;\r
 514 \r
 515 static void state_check_slots(void)\r
 516 {\r
 517         int slot;\r
 518 \r
 519         state_slot_flags = 0;\r
 520 \r
 521         for (slot = 0; slot < 10; slot++)\r
 522         {\r
 523                 if (emu_checkSaveFile(slot))\r
 524                 {\r
 525                         state_slot_flags |= 1 << slot;\r
 526                 }\r
 527         }\r
 528 }\r
 529 \r
 530 static void draw_savestate_bg(int slot)\r
 531 {\r
 532         struct PicoVideo tmp_pv;\r
 533         unsigned short tmp_cram[0x40];\r
 534         unsigned short tmp_vsram[0x40];\r
 535         void *tmp_vram, *file;\r
 536         char *fname;\r
 537 \r
 538         fname = emu_GetSaveFName(1, 0, slot);\r
 539         if (!fname) return;\r
 540 \r
 541         tmp_vram = malloc(sizeof(Pico.vram));\r
 542         if (tmp_vram == NULL) return;\r
 543 \r
 544         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 545         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 546         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 547         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 548 \r
 549         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 550                 file = gzopen(fname, "rb");\r
 551                 emu_setSaveStateCbs(1);\r
 552         } else {\r
 553                 file = fopen(fname, "rb");\r
 554                 emu_setSaveStateCbs(0);\r
 555         }\r
 556 \r
 557         if (file) {\r
 558                 if (PicoAHW & PAHW_MCD) {\r
 559                         PicoCdLoadStateGfx(file);\r
 560                 } else {\r
 561                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 562                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 563                         areaSeek(file, 0x2000, SEEK_CUR);\r
 564                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 565                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 566                         areaSeek(file, 0x221a0, SEEK_SET);\r
 567                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 568                 }\r
 569                 areaClose(file);\r
 570         }\r
 571 \r
 572         emu_forcedFrame();\r
 573         menu_prepare_bg(1);\r
 574 \r
 575         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 576         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 577         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 578         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 579         free(tmp_vram);\r
 580 }\r
 581 \r
 582 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 583 {\r
 584         int tl_x = 25, tl_y = 60, y, i;\r
 585 \r
 586         if (state_slot_flags & (1 << menu_sel))\r
 587                 draw_savestate_bg(menu_sel);\r
 588         gp2x_pd_clone_buffer2();\r
 589 \r
 590         text_out16(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 591 \r
 592         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);\r
 593 \r
 594         /* draw all 10 slots */\r
 595         y = tl_y;\r
 596         for (i = 0; i < 10; i++, y+=10)\r
 597         {\r
 598                 text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 599         }\r
 600         text_out16(tl_x, y, "back");\r
 601 \r
 602         menu_flip();\r
 603 }\r
 604 \r
 605 static int savestate_menu_loop(int is_loading)\r
 606 {\r
 607         static int menu_sel = 10;\r
 608         int menu_sel_max = 10;\r
 609         unsigned long inp = 0;\r
 610 \r
 611         state_check_slots();\r
 612 \r
 613         for(;;)\r
 614         {\r
 615                 draw_savestate_menu(menu_sel, is_loading);\r
 616                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 617                 if(inp & GP2X_UP  ) {\r
 618                         do {\r
 619                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 620                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 621                 }\r
 622                 if(inp & GP2X_DOWN) {\r
 623                         do {\r
 624                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 625                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 626                 }\r
 627                 if(inp & GP2X_B) { // save/load\r
 628                         if (menu_sel < 10) {\r
 629                                 state_slot = menu_sel;\r
 630                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 631                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 632                                         return 1;\r
 633                                 }\r
 634                                 return 0;\r
 635                         } else  return 1;\r
 636                 }\r
 637                 if(inp & GP2X_X) return 1;\r
 638         }\r
 639 }\r
 640 \r
 641 // -------------- key config --------------\r
 642 \r
 643 static char *usb_joy_key_name(int joy, int num)\r
 644 {\r
 645         static char name[16];\r
 646         switch (num)\r
 647         {\r
 648                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 649                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 650                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 651                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 652                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 653         }\r
 654         return name;\r
 655 }\r
 656 \r
 657 static char *action_binds(int player_idx, int action_mask)\r
 658 {\r
 659         static char strkeys[32*5];\r
 660         int joy, i;\r
 661 \r
 662         strkeys[0] = 0;\r
 663         for (i = 0; i < 32; i++) // i is key index\r
 664         {\r
 665                 if (currentConfig.KeyBinds[i] & action_mask)\r
 666                 {\r
 667                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 668                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, keyNames[i]); break; }\r
 669                         else strcpy(strkeys, keyNames[i]);\r
 670                 }\r
 671         }\r
 672         for (joy = 0; joy < num_of_joys; joy++)\r
 673         {\r
 674                 for (i = 0; i < 32; i++)\r
 675                 {\r
 676                         if (currentConfig.JoyBinds[joy][i] & action_mask)\r
 677                         {\r
 678                                 if (player_idx >= 0 && ((currentConfig.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 679                                 if (strkeys[0]) {\r
 680                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 681                                         break;\r
 682                                 }\r
 683                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 684                         }\r
 685                 }\r
 686         }\r
 687 \r
 688         // limit..\r
 689         strkeys[20] = 0;\r
 690 \r
 691         return strkeys;\r
 692 }\r
 693 \r
 694 static void unbind_action(int action, int pl_idx, int joy)\r
 695 {\r
 696         int i, u;\r
 697 \r
 698         if (joy <= 0)\r
 699         {\r
 700                 for (i = 0; i < 32; i++) {\r
 701                         if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
 702                         currentConfig.KeyBinds[i] &= ~action;\r
 703                 }\r
 704         }\r
 705         if (joy < 0)\r
 706         {\r
 707                 for (u = 0; u < 4; u++)\r
 708                         for (i = 0; i < 32; i++) {\r
 709                                 if (pl_idx >= 0 && (currentConfig.JoyBinds[u][i]&0x30000) != (pl_idx<<16)) continue;\r
 710                                 currentConfig.JoyBinds[u][i] &= ~action;\r
 711                         }\r
 712         }\r
 713         else if (joy > 0)\r
 714         {\r
 715                 for (i = 0; i < 32; i++) {\r
 716                         if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
 717                         currentConfig.JoyBinds[joy-1][i] &= ~action;\r
 718                 }\r
 719         }\r
 720 }\r
 721 \r
 722 static int count_bound_keys(int action, int pl_idx, int joy)\r
 723 {\r
 724         int i, keys = 0;\r
 725 \r
 726         if (joy)\r
 727         {\r
 728                 for (i = 0; i < 32; i++) {\r
 729                         if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
 730                         if (currentConfig.JoyBinds[joy-1][i] & action) keys++;\r
 731                 }\r
 732         }\r
 733         else\r
 734         {\r
 735                 for (i = 0; i < 32; i++) {\r
 736                         if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
 737                         if (currentConfig.KeyBinds[i] & action) keys++;\r
 738                 }\r
 739         }\r
 740         return keys;\r
 741 }\r
 742 \r
 743 static void draw_key_config(const me_bind_action *opts, int opt_cnt, int player_idx, int sel)\r
 744 {\r
 745         int x, y, tl_y = 40, i;\r
 746 \r
 747         gp2x_pd_clone_buffer2();\r
 748         if (player_idx >= 0) {\r
 749                 text_out16(80, 20, "Player %i controls", player_idx + 1);\r
 750                 x = 80;\r
 751         } else {\r
 752                 text_out16(80, 20, "Emulator controls");\r
 753                 x = 40;\r
 754         }\r
 755 \r
 756         menu_draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 140);\r
 757 \r
 758         y = tl_y;\r
 759         for (i = 0; i < opt_cnt; i++, y+=10)\r
 760                 text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 761 \r
 762         text_out16(x, y, "Done");\r
 763 \r
 764         if (sel < opt_cnt) {\r
 765                 text_out16(30, 180, "Press a button to bind/unbind");\r
 766                 text_out16(30, 190, "Use SELECT to clear");\r
 767                 text_out16(30, 200, "To bind UP/DOWN, hold SELECT");\r
 768                 text_out16(30, 210, "Select \"Done\" to exit");\r
 769         } else {\r
 770                 text_out16(30, 190, "Use Options -> Save cfg");\r
 771                 text_out16(30, 200, "to save controls");\r
 772                 text_out16(30, 210, "Press B or X to exit");\r
 773         }\r
 774         menu_flip();\r
 775 }\r
 776 \r
 777 static void key_config_loop(const me_bind_action *opts, int opt_cnt, int player_idx)\r
 778 {\r
 779         int joy = 0, sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
 780         unsigned long inp = 0;\r
 781 \r
 782         for (;;)\r
 783         {\r
 784                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 785                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
 786                 // printf("got %08lX from joy %i\n", inp, joy);\r
 787                 if (joy == 0)\r
 788                 {\r
 789                         if (!(inp & GP2X_SELECT)) {\r
 790                                 prev_select = 0;\r
 791                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 792                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 793                         }\r
 794                         if (sel >= opt_cnt) {\r
 795                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 796                                 else continue;\r
 797                         }\r
 798                         // if we are here, we want to bind/unbind something\r
 799                         if ((inp & GP2X_SELECT) && !prev_select)\r
 800                                 unbind_action(opts[sel].mask, player_idx, -1);\r
 801                         prev_select = inp & GP2X_SELECT;\r
 802                         inp &= CONFIGURABLE_KEYS;\r
 803                         inp &= ~GP2X_SELECT;\r
 804                         for (i = 0; i < 32; i++)\r
 805                                 if (inp & (1 << i)) {\r
 806                                         if (count_bound_keys(opts[sel].mask, player_idx, 0) >= 2)\r
 807                                              currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 808                                         else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
 809                                         if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {\r
 810                                                 currentConfig.KeyBinds[i] &= ~(3 << 16);\r
 811                                                 currentConfig.KeyBinds[i] |= player_idx << 16;\r
 812                                         }\r
 813                                 }\r
 814                 }\r
 815                 else if (sel < opt_cnt)\r
 816                 {\r
 817                         for (i = 0; i < 32; i++)\r
 818                                 if (inp & (1 << i)) {\r
 819                                         int *bind = &currentConfig.JoyBinds[joy-1][i];\r
 820                                         if ((*bind & opts[sel].mask) && (player_idx < 0 || player_idx == ((*bind>>16)&3)))\r
 821                                                 *bind &= ~opts[sel].mask;\r
 822                                         else {\r
 823                                                 // override\r
 824                                                 unbind_action(opts[sel].mask, player_idx, joy);\r
 825                                                 *bind = opts[sel].mask;\r
 826                                                 if (player_idx > 0) *bind |= player_idx << 16;\r
 827                                         }\r
 828                                 }\r
 829                 }\r
 830         }\r
 831 }\r
 832 \r
 833 static void draw_kc_sel(int menu_sel)\r
 834 {\r
 835         int tl_x = 25+40, tl_y = 60, y, i;\r
 836         char joyname[36];\r
 837 \r
 838         y = tl_y;\r
 839         gp2x_pd_clone_buffer2();\r
 840         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);\r
 841 \r
 842         text_out16(tl_x, y,       "Player 1");\r
 843         text_out16(tl_x, (y+=10), "Player 2");\r
 844         text_out16(tl_x, (y+=10), "Emulator controls");\r
 845         text_out16(tl_x, (y+=10), "Done");\r
 846 \r
 847         tl_x = 25;\r
 848         text_out16(tl_x, (y=110), "USB joys detected:");\r
 849         if (num_of_joys > 0) {\r
 850                 for (i = 0; i < num_of_joys; i++) {\r
 851                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
 852                         text_out16(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
 853                 }\r
 854         } else {\r
 855                 text_out16(tl_x, (y+=10), "none");\r
 856         }\r
 857 \r
 858         menu_flip();\r
 859 }\r
 860 \r
 861 \r
 862 // player2_flag, reserved, ?, ?,\r
 863 // ?, ?, fast forward, menu\r
 864 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
 865 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
 866 me_bind_action emuctrl_actions[] =\r
 867 {\r
 868         { "Load State       ", 1<<28 },\r
 869         { "Save State       ", 1<<27 },\r
 870         { "Prev Save Slot   ", 1<<25 },\r
 871         { "Next Save Slot   ", 1<<24 },\r
 872         { "Switch Renderer  ", 1<<26 },\r
 873         { "Volume Down      ", 1<<30 },\r
 874         { "Volume Up        ", 1<<29 },\r
 875         { "Fast forward     ", 1<<22 },\r
 876         { "Enter Menu       ", 1<<23 },\r
 877         { "Pico Next page   ", 1<<21 },\r
 878         { "Pico Prev page   ", 1<<20 },\r
 879         { "Pico Switch input", 1<<19 },\r
 880         { NULL,                0     }\r
 881 };\r
 882 \r
 883 static void kc_sel_loop(void)\r
 884 {\r
 885         int menu_sel = 3, menu_sel_max = 3;\r
 886         unsigned long inp = 0;\r
 887         int is_6button = PicoOpt & POPT_6BTN_PAD;\r
 888 \r
 889         while (1)\r
 890         {\r
 891                 draw_kc_sel(menu_sel);\r
 892                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 893                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 894                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 895                 if (inp & GP2X_B) {\r
 896                         switch (menu_sel) {\r
 897                                 case 0: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 0); return;\r
 898                                 case 1: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 1); return;\r
 899                                 case 2: key_config_loop(emuctrl_actions,\r
 900                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]) - 1, -1); return;\r
 901                                 case 3: if (!rom_loaded) emu_WriteConfig(0); return;\r
 902                                 default: return;\r
 903                         }\r
 904                 }\r
 905                 if (inp & GP2X_X) return;\r
 906         }\r
 907 }\r
 908 \r
 909 \r
 910 // --------- sega/mega cd options ----------\r
 911 \r
 912 menu_entry cdopt_entries[] =\r
 913 {\r
 914         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1, 0 },\r
 915         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1, 0 },\r
 916         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1, 0 },\r
 917         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt, 0x0400, 0, 0, 1, 1 },\r
 918         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &PicoOpt, 0x0800, 0, 0, 1, 1 },\r
 919         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &PicoOpt, 0x0400, 0, 0, 1, 1 },\r
 920         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1, 1 },\r
 921         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &PicoOpt, 0x8000, 0, 0, 1, 1 },\r
 922         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&PicoOpt, 0x1000, 0, 0, 1, 1 },\r
 923         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &PicoOpt, 0x2000, 0, 0, 1, 1 },\r
 924         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1, 0 },\r
 925 };\r
 926 \r
 927 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))\r
 928 const int cdopt_entry_count = CDOPT_ENTRY_COUNT;\r
 929 \r
 930 \r
 931 struct bios_names_t\r
 932 {\r
 933         char us[32], eu[32], jp[32];\r
 934 };\r
 935 \r
 936 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
 937 {\r
 938         struct bios_names_t *bios_names = param;\r
 939         char ra_buff[16];\r
 940 \r
 941         switch (entry->id)\r
 942         {\r
 943                 case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;\r
 944                 case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;\r
 945                 case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;\r
 946                 case MA_CDOPT_READAHEAD:\r
 947                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
 948                         else strcpy(ra_buff, "     OFF");\r
 949                         text_out16(x, y, "ReadAhead buffer      %s", ra_buff);\r
 950                         break;\r
 951                 default:break;\r
 952         }\r
 953 }\r
 954 \r
 955 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)\r
 956 {\r
 957         int tl_x = 25, tl_y = 60;\r
 958         menu_id selected_id;\r
 959         char ra_buff[16];\r
 960 \r
 961         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
 962         else strcpy(ra_buff, "     OFF");\r
 963 \r
 964         gp2x_pd_clone_buffer2();\r
 965 \r
 966         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);\r
 967 \r
 968         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);\r
 969 \r
 970         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
 971         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||\r
 972                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||\r
 973                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))\r
 974                         text_out16(tl_x, 210, "Press start to test selected BIOS");\r
 975 \r
 976         menu_flip();\r
 977 }\r
 978 \r
 979 static void cd_menu_loop_options(void)\r
 980 {\r
 981         static int menu_sel = 0;\r
 982         int menu_sel_max = 10;\r
 983         unsigned long inp = 0;\r
 984         struct bios_names_t bios_names;\r
 985         menu_id selected_id;\r
 986         char *bios, *p;\r
 987 \r
 988         if (emu_findBios(4, &bios)) { // US\r
 989                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
 990                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
 991         } else  strcpy(bios_names.us, "NOT FOUND");\r
 992 \r
 993         if (emu_findBios(8, &bios)) { // EU\r
 994                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
 995                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
 996         } else  strcpy(bios_names.eu, "NOT FOUND");\r
 997 \r
 998         if (emu_findBios(1, &bios)) { // JP\r
 999                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
1000                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
1001         } else  strcpy(bios_names.jp, "NOT FOUND");\r
1002 \r
1003         for(;;)\r
1004         {\r
1005                 draw_cd_menu_options(menu_sel, &bios_names);\r
1006                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
1007                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1008                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1009                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
1010                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1011                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1012                             selected_id == MA_CDOPT_READAHEAD) {\r
1013                                 if (inp & GP2X_LEFT) {\r
1014                                         PicoCDBuffers >>= 1;\r
1015                                         if (PicoCDBuffers < 2) PicoCDBuffers = 0;\r
1016                                 } else {\r
1017                                         if (PicoCDBuffers < 2) PicoCDBuffers = 2;\r
1018                                         else PicoCDBuffers <<= 1;\r
1019                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
1020                                 }\r
1021                         }\r
1022                 }\r
1023                 if (inp & GP2X_B) { // toggleable options\r
1024                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&\r
1025                             selected_id == MA_CDOPT_DONE) {\r
1026                                 return;\r
1027                         }\r
1028                 }\r
1029                 if (inp & GP2X_START) { // BIOS testers\r
1030                         switch (selected_id) {\r
1031                                 case MA_CDOPT_TESTBIOS_USA:\r
1032                                         if (emu_findBios(4, &bios)) { // test US\r
1033                                                 strcpy(romFileName, bios);\r
1034                                                 engineState = PGS_ReloadRom;\r
1035                                                 return;\r
1036                                         }\r
1037                                         break;\r
1038                                 case MA_CDOPT_TESTBIOS_EUR:\r
1039                                         if (emu_findBios(8, &bios)) { // test EU\r
1040                                                 strcpy(romFileName, bios);\r
1041                                                 engineState = PGS_ReloadRom;\r
1042                                                 return;\r
1043                                         }\r
1044                                         break;\r
1045                                 case MA_CDOPT_TESTBIOS_JAP:\r
1046                                         if (emu_findBios(1, &bios)) { // test JP\r
1047                                                 strcpy(romFileName, bios);\r
1048                                                 engineState = PGS_ReloadRom;\r
1049                                                 return;\r
1050                                         }\r
1051                                         break;\r
1052                                 default:\r
1053                                         break;\r
1054                         }\r
1055                 }\r
1056                 if (inp & (GP2X_X|GP2X_A)) return;\r
1057         }\r
1058 }\r
1059 \r
1060 \r
1061 // --------- advanced options ----------\r
1062 \r
1063 menu_entry opt2_entries[] =\r
1064 {\r
1065         { NULL,                        MB_NONE,  MA_OPT2_GAMMA,         NULL, 0, 0, 0, 1, 1 },\r
1066         { "A_SN's gamma curve",        MB_ONOFF, MA_OPT2_A_SN_GAMMA,    &currentConfig.EmuOpt, 0x1000, 0, 0, 1, 1 },\r
1067         { "Perfect vsync",             MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1, 1 },\r
1068         { "Disable sprite limit",      MB_ONOFF, MA_OPT2_NO_SPRITE_LIM, &PicoOpt, 0x40000, 0, 0, 1, 1 },\r
1069         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &PicoOpt, 0x00004, 0, 0, 1, 1 },\r
1070         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &PicoOpt, 0x00001, 0, 0, 1, 1 },\r
1071         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&PicoOpt, 0x00002, 0, 0, 1, 1 },\r
1072         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1, 1 },\r
1073         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1, 1 },\r
1074         { "needs restart:",            MB_NONE,  MA_NONE,               NULL, 0, 0, 0, 1, 0 },\r
1075         { "craigix's RAM timings",     MB_ONOFF, MA_OPT2_RAMTIMINGS,    &currentConfig.EmuOpt, 0x0100, 0, 0, 1, 1 },\r
1076         { NULL,                        MB_ONOFF, MA_OPT2_SQUIDGEHACK,   &currentConfig.EmuOpt, 0x0010, 0, 0, 1, 1 },\r
1077         { "SVP dynarec",               MB_ONOFF, MA_OPT2_SVP_DYNAREC,   &PicoOpt, 0x20000, 0, 0, 1, 1 },\r
1078         { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1, 0 },\r
1079 };\r
1080 \r
1081 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))\r
1082 const int opt2_entry_count = OPT2_ENTRY_COUNT;\r
1083 \r
1084 static void menu_opt2_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1085 {\r
1086         if (entry->id == MA_OPT2_GAMMA)\r
1087                 text_out16(x, y, "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100);\r
1088         else if (entry->id == MA_OPT2_SQUIDGEHACK)\r
1089                 text_out16(x, y, "Squidgehack (now %s %s", mmuhack_status ? "active)  " : "inactive)",\r
1090                         (currentConfig.EmuOpt&0x0010)?"ON":"OFF");\r
1091 }\r
1092 \r
1093 \r
1094 static void draw_amenu_options(int menu_sel)\r
1095 {\r
1096         int tl_x = 25, tl_y = 50;\r
1097 \r
1098         gp2x_pd_clone_buffer2();\r
1099 \r
1100         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);\r
1101 \r
1102         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, menu_opt2_cust_draw, NULL);\r
1103 \r
1104         menu_flip();\r
1105 }\r
1106 \r
1107 static void amenu_loop_options(void)\r
1108 {\r
1109         static int menu_sel = 0;\r
1110         int menu_sel_max;\r
1111         unsigned long inp = 0;\r
1112         menu_id selected_id;\r
1113 \r
1114         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;\r
1115 \r
1116         for(;;)\r
1117         {\r
1118                 draw_amenu_options(menu_sel);\r
1119                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1120                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1121                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1122                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);\r
1123                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1124                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1125                             selected_id == MA_OPT2_GAMMA) {\r
1126                                 while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1127                                         currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
1128                                         if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
1129                                         if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
1130                                         draw_amenu_options(menu_sel);\r
1131                                         usleep(18*1000);\r
1132                                 }\r
1133                         }\r
1134                 }\r
1135                 if (inp & GP2X_B) { // toggleable options\r
1136                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&\r
1137                             selected_id == MA_OPT2_DONE) {\r
1138                                 return;\r
1139                         }\r
1140                 }\r
1141                 if (inp & (GP2X_X|GP2X_A)) return;\r
1142         }\r
1143 }\r
1144 \r
1145 // -------------- options --------------\r
1146 \r
1147 \r
1148 menu_entry opt_entries[] =\r
1149 {\r
1150         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1, 1 },\r
1151         { NULL,                        MB_RANGE, MA_OPT_SCALING,       &currentConfig.scaling, 0, 0, 3, 1, 1 },\r
1152         { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &PicoOpt, 0x040, 0, 0, 1, 1 },\r
1153         { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &PicoOpt, 0x080, 0, 0, 1, 1 },\r
1154         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1, 1 },\r
1155         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1, 1 },\r
1156         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1, 1 },\r
1157         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1, 1 },\r
1158         { "Use ARM940 core for sound", MB_ONOFF, MA_OPT_ARM940_SOUND,  &PicoOpt, 0x200, 0, 0, 1, 1 },\r
1159         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &PicoOpt, 0x020, 0, 0, 1, 1 },\r
1160         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1, 1 },\r
1161         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1, 1 },\r
1162         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1, 1 },\r
1163         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1, 1 },\r
1164         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1, 1 },\r
1165         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1, 0 },\r
1166         { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1, 0 },\r
1167         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1, 0 },\r
1168         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1, 0 },\r
1169         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1, 0 },\r
1170 };\r
1171 \r
1172 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
1173 const int opt_entry_count = OPT_ENTRY_COUNT;\r
1174 \r
1175 \r
1176 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1177 {\r
1178         char *str, str24[24];\r
1179 \r
1180         switch (entry->id)\r
1181         {\r
1182                 case MA_OPT_RENDERER:\r
1183                         if (PicoOpt & POPT_ALT_RENDERER)\r
1184                                 str = " 8bit fast";\r
1185                         else if (currentConfig.EmuOpt&0x80)\r
1186                                 str = "16bit accurate";\r
1187                         else\r
1188                                 str = " 8bit accurate";\r
1189                         text_out16(x, y, "Renderer:            %s", str);\r
1190                         break;\r
1191                 case MA_OPT_SCALING:\r
1192                         switch (currentConfig.scaling) {\r
1193                                 default: str = "            OFF";   break;\r
1194                                 case 1:  str = "hw horizontal";     break;\r
1195                                 case 2:  str = "hw horiz. + vert."; break;\r
1196                                 case 3:  str = "sw horizontal";     break;\r
1197                         }\r
1198                         text_out16(x, y, "Scaling:       %s", str);\r
1199                         break;\r
1200                 case MA_OPT_FRAMESKIP:\r
1201                         if (currentConfig.Frameskip < 0)\r
1202                              strcpy(str24, "Auto");\r
1203                         else sprintf(str24, "%i", currentConfig.Frameskip);\r
1204                         text_out16(x, y, "Frameskip                  %s", str24);\r
1205                         break;\r
1206                 case MA_OPT_SOUND_QUALITY:\r
1207                         str = (PicoOpt & POPT_EN_STEREO) ? "stereo" : "mono";\r
1208                         text_out16(x, y, "Sound Quality:     %5iHz %s", PsndRate, str);\r
1209                         break;\r
1210                 case MA_OPT_REGION:\r
1211                         text_out16(x, y, "Region:              %s", me_region_name(PicoRegionOverride, PicoAutoRgnOrder));\r
1212                         break;\r
1213                 case MA_OPT_CONFIRM_STATES:\r
1214                         switch ((currentConfig.EmuOpt >> 9) & 5) {\r
1215                                 default: str = "OFF";    break;\r
1216                                 case 1:  str = "writes"; break;\r
1217                                 case 4:  str = "loads";  break;\r
1218                                 case 5:  str = "both";   break;\r
1219                         }\r
1220                         text_out16(x, y, "Confirm savestate          %s", str);\r
1221                         break;\r
1222                 case MA_OPT_CPU_CLOCKS:\r
1223                         text_out16(x, y, "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
1224                         break;\r
1225                 case MA_OPT_SAVECFG:\r
1226                         str24[0] = 0;\r
1227                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);\r
1228                         text_out16(x, y, "Save cfg as default%s", str24);\r
1229                         break;\r
1230                 case MA_OPT_LOADCFG:\r
1231                         text_out16(x, y, "Load cfg from profile %i", config_slot);\r
1232                         break;\r
1233                 default:\r
1234                         printf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);\r
1235                         break;\r
1236         }\r
1237 }\r
1238 \r
1239 \r
1240 \r
1241 static void draw_menu_options(int menu_sel)\r
1242 {\r
1243         int tl_x = 25, tl_y = 24;\r
1244 \r
1245         gp2x_pd_clone_buffer2();\r
1246 \r
1247         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);\r
1248 \r
1249         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);\r
1250 \r
1251         menu_flip();\r
1252 }\r
1253 \r
1254 static int sndrate_prevnext(int rate, int dir)\r
1255 {\r
1256         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1257 \r
1258         for (i = 0; i < 5; i++)\r
1259                 if (rates[i] == rate) break;\r
1260 \r
1261         i += dir ? 1 : -1;\r
1262         if (i > 4) return dir ? 44100 : 22050;\r
1263         if (i < 0) return dir ? 11025 : 8000;\r
1264         return rates[i];\r
1265 }\r
1266 \r
1267 static void region_prevnext(int right)\r
1268 {\r
1269         // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
1270         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
1271         int i;\r
1272         if (right) {\r
1273                 if (!PicoRegionOverride) {\r
1274                         for (i = 0; i < 6; i++)\r
1275                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1276                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
1277                         else PicoRegionOverride=1;\r
1278                 }\r
1279                 else PicoRegionOverride<<=1;\r
1280                 if (PicoRegionOverride > 8) PicoRegionOverride = 8;\r
1281         } else {\r
1282                 if (!PicoRegionOverride) {\r
1283                         for (i = 0; i < 6; i++)\r
1284                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1285                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
1286                 }\r
1287                 else PicoRegionOverride>>=1;\r
1288         }\r
1289 }\r
1290 \r
1291 static void menu_options_save(void)\r
1292 {\r
1293         if (PicoRegionOverride) {\r
1294                 // force setting possibly changed..\r
1295                 Pico.m.pal = (PicoRegionOverride == 2 || PicoRegionOverride == 8) ? 1 : 0;\r
1296         }\r
1297         if (!(PicoOpt & POPT_6BTN_PAD)) {\r
1298                 // unbind XYZ MODE, just in case\r
1299                 unbind_action(0xf00, -1, -1);\r
1300         }\r
1301 }\r
1302 \r
1303 static int menu_loop_options(void)\r
1304 {\r
1305         static int menu_sel = 0;\r
1306         int menu_sel_max, ret;\r
1307         unsigned long inp = 0;\r
1308         menu_id selected_id;\r
1309 \r
1310         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_loaded);\r
1311         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1312         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1313         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1314 \r
1315         while (1)\r
1316         {\r
1317                 draw_menu_options(menu_sel);\r
1318                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1319                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1320                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1321                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);\r
1322                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choice\r
1323                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0)) {\r
1324                                 switch (selected_id) {\r
1325                                         case MA_OPT_RENDERER:\r
1326                                                 if (inp & GP2X_LEFT) {\r
1327                                                         if      (PicoOpt&0x10) PicoOpt&= ~0x10;\r
1328                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
1329                                                         else if (  currentConfig.EmuOpt &0x80) break;\r
1330                                                 } else {\r
1331                                                         if      (PicoOpt&0x10) break;\r
1332                                                         else if (!(currentConfig.EmuOpt &0x80))PicoOpt|=  0x10;\r
1333                                                         else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
1334                                                 }\r
1335                                                 break;\r
1336                                         case MA_OPT_SOUND_QUALITY:\r
1337                                                 if ((inp & GP2X_RIGHT) && PsndRate == 44100 && !(PicoOpt&0x08)) {\r
1338                                                         PsndRate = 8000; PicoOpt|= 0x08;\r
1339                                                 } else if ((inp & GP2X_LEFT) && PsndRate == 8000 && (PicoOpt&0x08)) {\r
1340                                                         PsndRate = 44100; PicoOpt&=~0x08;\r
1341                                                 } else  PsndRate = sndrate_prevnext(PsndRate, inp & GP2X_RIGHT);\r
1342                                                 break;\r
1343                                         case MA_OPT_REGION:\r
1344                                                 region_prevnext(inp & GP2X_RIGHT);\r
1345                                                 break;\r
1346                                         case MA_OPT_CONFIRM_STATES: {\r
1347                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);\r
1348                                                          n += (inp & GP2X_LEFT) ? -1 : 1;\r
1349                                                          if (n < 0) n = 0; else if (n > 3) n = 3;\r
1350                                                          n |= n << 1; n &= ~2;\r
1351                                                          currentConfig.EmuOpt &= ~0xa00;\r
1352                                                          currentConfig.EmuOpt |= n << 9;\r
1353                                                          break;\r
1354                                                  }\r
1355                                         case MA_OPT_SAVE_SLOT:\r
1356                                                  if (inp & GP2X_RIGHT) {\r
1357                                                          state_slot++; if (state_slot > 9) state_slot = 0;\r
1358                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
1359                                                  }\r
1360                                                  break;\r
1361                                         case MA_OPT_CPU_CLOCKS:\r
1362                                                  while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1363                                                          currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1364                                                          if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
1365                                                          draw_menu_options(menu_sel);\r
1366                                                          usleep(50*1000);\r
1367                                                  }\r
1368                                                  break;\r
1369                                         case MA_OPT_SAVECFG:\r
1370                                         case MA_OPT_SAVECFG_GAME:\r
1371                                         case MA_OPT_LOADCFG:\r
1372                                                  config_slot += (inp&GP2X_RIGHT) ? 1 : -1;\r
1373                                                  if (config_slot > 9) config_slot = 0;\r
1374                                                  if (config_slot < 0) config_slot = 9;\r
1375                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1376                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1377                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1378                                                  break;\r
1379                                         default:\r
1380                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1381                                                 break;\r
1382                                 }\r
1383                         }\r
1384                 }\r
1385                 if (inp & GP2X_B) {\r
1386                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))\r
1387                         {\r
1388                                 switch (selected_id)\r
1389                                 {\r
1390                                         case MA_OPT_SCD_OPTS:\r
1391                                                 cd_menu_loop_options();\r
1392                                                 if (engineState == PGS_ReloadRom)\r
1393                                                         return 0; // test BIOS\r
1394                                                 break;\r
1395                                         case MA_OPT_ADV_OPTS:\r
1396                                                 amenu_loop_options();\r
1397                                                 break;\r
1398                                         case MA_OPT_SAVECFG: // done (update and write)\r
1399                                                 menu_options_save();\r
1400                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");\r
1401                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1402                                                 return 1;\r
1403                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)\r
1404                                                 menu_options_save();\r
1405                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");\r
1406                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1407                                                 return 1;\r
1408                                         case MA_OPT_LOADCFG:\r
1409                                                 ret = emu_ReadConfig(1, 1);\r
1410                                                 if (!ret) ret = emu_ReadConfig(0, 1);\r
1411                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");\r
1412                                                 else      strcpy(menuErrorMsg, "failed to load config");\r
1413                                                 return 1;\r
1414                                         default:\r
1415                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1416                                                 break;\r
1417                                 }\r
1418                         }\r
1419                 }\r
1420                 if(inp & (GP2X_X|GP2X_A)) {\r
1421                         menu_options_save();\r
1422                         return 0;  // done (update, no write)\r
1423                 }\r
1424         }\r
1425 }\r
1426 \r
1427 // -------------- credits --------------\r
1428 \r
1429 static void draw_menu_credits(void)\r
1430 {\r
1431         int tl_x = 15, tl_y = 64, y;\r
1432         gp2x_pd_clone_buffer2();\r
1433 \r
1434         text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006-2008");\r
1435         y = tl_y;\r
1436         text_out16(tl_x, y, "Credits:");\r
1437         text_out16(tl_x, (y+=10), "fDave: Cyclone 68000 core,");\r
1438         text_out16(tl_x, (y+=10), "      base code of PicoDrive");\r
1439         text_out16(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
1440         text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
1441         text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
1442         text_out16(tl_x, (y+=10), "Stephane Dallongeville:");\r
1443         text_out16(tl_x, (y+=10), "      opensource Gens");\r
1444         text_out16(tl_x, (y+=10), "Haze: Genesis hw info");\r
1445         text_out16(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
1446         text_out16(tl_x, (y+=10), "Squidge: squidgehack");\r
1447         text_out16(tl_x, (y+=10), "Dzz: ARM940 sample");\r
1448         text_out16(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
1449         text_out16(tl_x, (y+=10), "craigix: GP2X hardware");\r
1450         text_out16(tl_x, (y+=10), "ketchupgun: skin design");\r
1451 \r
1452         menu_flip();\r
1453 }\r
1454 \r
1455 \r
1456 // -------------- root menu --------------\r
1457 \r
1458 menu_entry main_entries[] =\r
1459 {\r
1460         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0, 0 },\r
1461         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0, 0 },\r
1462         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0, 0 },\r
1463         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0, 0 },\r
1464         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1, 0 },\r
1465         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1, 0 },\r
1466         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1, 0 },\r
1467         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1, 0 },\r
1468         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0, 0 },\r
1469         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1, 0 }\r
1470 };\r
1471 \r
1472 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))\r
1473 \r
1474 static void draw_menu_root(int menu_sel)\r
1475 {\r
1476         const int tl_x = 70, tl_y = 70;\r
1477 \r
1478         gp2x_pd_clone_buffer2();\r
1479 \r
1480         text_out16(tl_x, 20, "PicoDrive v" VERSION);\r
1481 \r
1482         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);\r
1483 \r
1484         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);\r
1485 \r
1486         // error\r
1487         if (menuErrorMsg[0]) {\r
1488                 memset((char *)gp2x_screen + 320*224*2, 0, 320*16*2);\r
1489                 text_out16(5, 226, menuErrorMsg);\r
1490         }\r
1491         menu_flip();\r
1492 }\r
1493 \r
1494 \r
1495 static void menu_loop_root(void)\r
1496 {\r
1497         static int menu_sel = 0;\r
1498         int ret, menu_sel_max;\r
1499         unsigned long inp = 0;\r
1500 \r
1501         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_loaded);\r
1502         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_loaded);\r
1503         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_loaded);\r
1504         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_loaded);\r
1505         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
1506 \r
1507         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
1508         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1509 \r
1510         /* make sure action buttons are not pressed on entering menu */\r
1511         draw_menu_root(menu_sel);\r
1512         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1513 \r
1514         for (;;)\r
1515         {\r
1516                 draw_menu_root(menu_sel);\r
1517                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT|GP2X_L|GP2X_R);\r
1518                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1519                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1520                 if((inp & (GP2X_L|GP2X_R)) == (GP2X_L|GP2X_R)) debug_menu_loop();\r
1521                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1522                         if (rom_loaded) {\r
1523                                 while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
1524                                 engineState = PGS_Running;\r
1525                                 break;\r
1526                         }\r
1527                 }\r
1528                 if(inp & GP2X_B)  {\r
1529                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
1530                         {\r
1531                                 case MA_MAIN_RESUME_GAME:\r
1532                                         if (rom_loaded) {\r
1533                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1534                                                 engineState = PGS_Running;\r
1535                                                 return;\r
1536                                         }\r
1537                                         break;\r
1538                                 case MA_MAIN_SAVE_STATE:\r
1539                                         if (rom_loaded) {\r
1540                                                 if(savestate_menu_loop(0))\r
1541                                                         continue;\r
1542                                                 engineState = PGS_Running;\r
1543                                                 return;\r
1544                                         }\r
1545                                         break;\r
1546                                 case MA_MAIN_LOAD_STATE:\r
1547                                         if (rom_loaded) {\r
1548                                                 if(savestate_menu_loop(1))\r
1549                                                         continue;\r
1550                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1551                                                 engineState = PGS_Running;\r
1552                                                 return;\r
1553                                         }\r
1554                                         break;\r
1555                                 case MA_MAIN_RESET_GAME:\r
1556                                         if (rom_loaded) {\r
1557                                                 emu_ResetGame();\r
1558                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1559                                                 engineState = PGS_Running;\r
1560                                                 return;\r
1561                                         }\r
1562                                         break;\r
1563                                 case MA_MAIN_LOAD_ROM:\r
1564                                 {\r
1565                                         char curr_path[PATH_MAX], *selfname;\r
1566                                         FILE *tstf;\r
1567                                         if ( (tstf = fopen(lastRomFile, "rb")) )\r
1568                                         {\r
1569                                                 fclose(tstf);\r
1570                                                 strcpy(curr_path, lastRomFile);\r
1571                                         }\r
1572                                         else\r
1573                                                 getcwd(curr_path, PATH_MAX);\r
1574                                         selfname = romsel_loop(curr_path);\r
1575                                         if (selfname) {\r
1576                                                 printf("selected file: %s\n", selfname);\r
1577                                                 engineState = PGS_ReloadRom;\r
1578                                                 return;\r
1579                                         }\r
1580                                         break;\r
1581                                 }\r
1582                                 case MA_MAIN_OPTIONS:\r
1583                                         ret = menu_loop_options();\r
1584                                         if (ret == 1) continue; // status update\r
1585                                         if (engineState == PGS_ReloadRom)\r
1586                                                 return; // BIOS test\r
1587                                         break;\r
1588                                 case MA_MAIN_CONTROLS:\r
1589                                         kc_sel_loop();\r
1590                                         break;\r
1591                                 case MA_MAIN_CREDITS:\r
1592                                         draw_menu_credits();\r
1593                                         usleep(500*1000);\r
1594                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1595                                         break;\r
1596                                 case MA_MAIN_EXIT:\r
1597                                         engineState = PGS_Quit;\r
1598                                         return;\r
1599                                 case MA_MAIN_PATCHES:\r
1600                                         if (rom_loaded && PicoPatches) {\r
1601                                                 patches_menu_loop();\r
1602                                                 PicoPatchApply();\r
1603                                                 strcpy(menuErrorMsg, "Patches applied");\r
1604                                                 continue;\r
1605                                         }\r
1606                                         break;\r
1607                                 default:\r
1608                                         printf("%s: something unknown selected\n", __FUNCTION__);\r
1609                                         break;\r
1610                         }\r
1611                 }\r
1612                 menuErrorMsg[0] = 0; // clear error msg\r
1613         }\r
1614 }\r
1615 \r
1616 static void menu_darken_bg(void *dst, int pixels, int darker)\r
1617 {\r
1618         unsigned int *screen = dst;\r
1619         pixels /= 2;\r
1620         if (darker)\r
1621         {\r
1622                 while (pixels--)\r
1623                 {\r
1624                         unsigned int p = *screen;\r
1625                         *screen++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
1626                 }\r
1627         }\r
1628         else\r
1629         {\r
1630                 while (pixels--)\r
1631                 {\r
1632                         unsigned int p = *screen;\r
1633                         *screen++ = (p&0xf79ef79e)>>1;\r
1634                 }\r
1635         }\r
1636 }\r
1637 \r
1638 static void menu_prepare_bg(int use_game_bg)\r
1639 {\r
1640         if (use_game_bg)\r
1641         {\r
1642                 // darken the active framebuffer\r
1643                 memset(gp2x_screen, 0, 320*8*2);\r
1644                 menu_darken_bg((char *)gp2x_screen + 320*8*2, 320*224, 1);\r
1645                 memset((char *)gp2x_screen + 320*232*2, 0, 320*8*2);\r
1646         }\r
1647         else\r
1648         {\r
1649                 // should really only happen once, on startup..\r
1650                 readpng(gp2x_screen, "skin/background.png", READPNG_BG);\r
1651         }\r
1652 \r
1653         // copy to buffer2\r
1654         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
1655 }\r
1656 \r
1657 static void menu_gfx_prepare(void)\r
1658 {\r
1659         menu_prepare_bg(rom_loaded);\r
1660 \r
1661         // switch to 16bpp\r
1662         gp2x_video_changemode2(16);\r
1663         gp2x_video_RGB_setscaling(0, 320, 240);\r
1664         menu_flip();\r
1665 }\r
1666 \r
1667 \r
1668 void menu_loop(void)\r
1669 {\r
1670         menu_gfx_prepare();\r
1671 \r
1672         menu_loop_root();\r
1673 \r
1674         menuErrorMsg[0] = 0;\r
1675 }\r
1676 \r
1677 \r
1678 // --------- CD tray close menu ----------\r
1679 \r
1680 static void draw_menu_tray(int menu_sel)\r
1681 {\r
1682         int tl_x = 70, tl_y = 90, y;\r
1683         memset(gp2x_screen, 0, 320*240*2);\r
1684 \r
1685         text_out16(tl_x, 20, "The unit is about to");\r
1686         text_out16(tl_x, 30, "close the CD tray.");\r
1687 \r
1688         y = tl_y;\r
1689         text_out16(tl_x, y,       "Load new CD image");\r
1690         text_out16(tl_x, (y+=10), "Insert nothing");\r
1691 \r
1692         // draw cursor\r
1693         text_out16(tl_x - 16, tl_y + menu_sel*10, ">");\r
1694         // error\r
1695         if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);\r
1696         menu_flip();\r
1697 }\r
1698 \r
1699 \r
1700 int menu_loop_tray(void)\r
1701 {\r
1702         int menu_sel = 0, menu_sel_max = 1;\r
1703         unsigned long inp = 0;\r
1704         char curr_path[PATH_MAX], *selfname;\r
1705         FILE *tstf;\r
1706 \r
1707         gp2x_memset_all_buffers(0, 0, 320*240*2);\r
1708         menu_gfx_prepare();\r
1709 \r
1710         if ( (tstf = fopen(lastRomFile, "rb")) )\r
1711         {\r
1712                 fclose(tstf);\r
1713                 strcpy(curr_path, lastRomFile);\r
1714         }\r
1715         else\r
1716         {\r
1717                 getcwd(curr_path, PATH_MAX);\r
1718         }\r
1719 \r
1720         /* make sure action buttons are not pressed on entering menu */\r
1721         draw_menu_tray(menu_sel);\r
1722         while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1723 \r
1724         for (;;)\r
1725         {\r
1726                 draw_menu_tray(menu_sel);\r
1727                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B);\r
1728                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1729                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1730                 if(inp & GP2X_B   )  {\r
1731                         switch (menu_sel) {\r
1732                                 case 0: // select image\r
1733                                         selfname = romsel_loop(curr_path);\r
1734                                         if (selfname) {\r
1735                                                 int ret = -1;\r
1736                                                 cd_img_type cd_type;\r
1737                                                 cd_type = emu_cdCheck(NULL);\r
1738                                                 if (cd_type != CIT_NOT_CD)\r
1739                                                         ret = Insert_CD(romFileName, cd_type);\r
1740                                                 if (ret != 0) {\r
1741                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
1742                                                         printf("%s\n", menuErrorMsg);\r
1743                                                         continue;\r
1744                                                 }\r
1745                                                 engineState = PGS_RestartRun;\r
1746                                                 return 1;\r
1747                                         }\r
1748                                         break;\r
1749                                 case 1: // insert nothing\r
1750                                         engineState = PGS_RestartRun;\r
1751                                         return 0;\r
1752                         }\r
1753                 }\r
1754                 menuErrorMsg[0] = 0; // clear error msg\r
1755         }\r
1756 }\r
1757 \r
1758 \r