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