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 static const char *gp2xKeyNames[] = {\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         return ret;\r
 125 }\r
 126 \r
 127 static void menu_flip(void)\r
 128 {\r
 129         gp2x_video_flush_cache();\r
 130         gp2x_video_flip2();\r
 131 }\r
 132 \r
 133 \r
 134 // --------- loading ROM screen ----------\r
 135 \r
 136 static int cdload_called = 0;\r
 137 \r
 138 static void load_progress_cb(int percent)\r
 139 {\r
 140         int ln, len = percent * 320 / 100;\r
 141         unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
 142 \r
 143         if (len > 320) len = 320;\r
 144         for (ln = 8; ln > 0; ln--, dst += 320)\r
 145                 memset(dst, 0xff, len*2);\r
 146         menu_flip();\r
 147 }\r
 148 \r
 149 static void cdload_progress_cb(int percent)\r
 150 {\r
 151         int ln, len = percent * 320 / 100;\r
 152         unsigned short *dst = (unsigned short *)gp2x_screen + 320*20;\r
 153 \r
 154         memset(dst, 0xff, 320*2*8);\r
 155 \r
 156         smalltext_out16(1, 3*10, "Processing CD image / MP3s", 0xffff);\r
 157         smalltext_out16_lim(1, 4*10, romFileName, 0xffff, 80);\r
 158         dst += 320*30;\r
 159 \r
 160         if (len > 320) len = 320;\r
 161         for (ln = 8; ln > 0; ln--, dst += 320)\r
 162                 memset(dst, 0xff, len*2);\r
 163         menu_flip();\r
 164         cdload_called = 1;\r
 165 }\r
 166 \r
 167 void menu_romload_prepare(const char *rom_name)\r
 168 {\r
 169         const char *p = rom_name + strlen(rom_name);\r
 170         while (p > rom_name && *p != '/') p--;\r
 171 \r
 172         if (rom_data) gp2x_pd_clone_buffer2();\r
 173         else memset(gp2x_screen, 0, 320*240*2);\r
 174 \r
 175         smalltext_out16(1, 1, "Loading", 0xffff);\r
 176         smalltext_out16_lim(1, 10, p, 0xffff, 53);\r
 177         gp2x_memcpy_buffers(3, gp2x_screen, 0, 320*240*2);\r
 178         menu_flip();\r
 179         PicoCartLoadProgressCB = load_progress_cb;\r
 180         PicoCDLoadProgressCB = cdload_progress_cb;\r
 181         cdload_called = 0;\r
 182 }\r
 183 \r
 184 void menu_romload_end(void)\r
 185 {\r
 186         PicoCartLoadProgressCB = PicoCDLoadProgressCB = NULL;\r
 187         smalltext_out16(1, cdload_called ? 60 : 30, "Starting emulation...", 0xffff);\r
 188         menu_flip();\r
 189 }\r
 190 \r
 191 // -------------- ROM selector --------------\r
 192 \r
 193 // rrrr rggg gggb bbbb\r
 194 static unsigned short file2color(const char *fname)\r
 195 {\r
 196         const char *ext = fname + strlen(fname) - 3;\r
 197         static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso", "cso" };\r
 198         static const char *other_exts[] = { "gmv", "pat" };\r
 199         int i;\r
 200 \r
 201         if (ext < fname) ext = fname;\r
 202         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)\r
 203                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff;\r
 204         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)\r
 205                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;\r
 206         return 0xffff;\r
 207 }\r
 208 \r
 209 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 210 {\r
 211         int start, i, pos;\r
 212 \r
 213         start = 12 - sel;\r
 214         n--; // exclude current dir (".")\r
 215 \r
 216         gp2x_pd_clone_buffer2();\r
 217 \r
 218         if (rom_data == NULL) {\r
 219                 menu_darken_bg(gp2x_screen, 320*240, 0);\r
 220         }\r
 221 \r
 222         menu_darken_bg((char *)gp2x_screen + 320*120*2, 320*8, 0);\r
 223 \r
 224         if(start - 2 >= 0)\r
 225                 smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
 226         for (i = 0; i < n; i++) {\r
 227                 pos = start + i;\r
 228                 if (pos < 0)  continue;\r
 229                 if (pos > 23) break;\r
 230                 if (namelist[i+1]->d_type == DT_DIR) {\r
 231                         smalltext_out16_lim(14,   pos*10, "/", 0xfff6, 1);\r
 232                         smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xfff6, 53-3);\r
 233                 } else {\r
 234                         unsigned short color = file2color(namelist[i+1]->d_name);\r
 235                         smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);\r
 236                 }\r
 237         }\r
 238         text_out16(5, 120, ">");\r
 239         menu_flip();\r
 240 }\r
 241 \r
 242 static int scandir_cmp(const void *p1, const void *p2)\r
 243 {\r
 244         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 245         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 246         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 247         if ((*d2)->d_type == DT_DIR) return  1;\r
 248         return alphasort(d1, d2);\r
 249 }\r
 250 \r
 251 static char *filter_exts[] = {\r
 252         ".mp3", ".MP3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",\r
 253         ".jpg", ".gpe", ".cue"\r
 254 };\r
 255 \r
 256 static int scandir_filter(const struct dirent *ent)\r
 257 {\r
 258         const char *p;\r
 259         int i;\r
 260 \r
 261         if (ent == NULL || ent->d_name == NULL) return 0;\r
 262         if (strlen(ent->d_name) < 5) return 1;\r
 263 \r
 264         p = ent->d_name + strlen(ent->d_name) - 4;\r
 265 \r
 266         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 267         {\r
 268                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 269         }\r
 270 \r
 271         return 1;\r
 272 }\r
 273 \r
 274 static char *romsel_loop(char *curr_path)\r
 275 {\r
 276         struct dirent **namelist;\r
 277         DIR *dir;\r
 278         int n, sel = 0;\r
 279         unsigned long inp = 0;\r
 280         char *ret = NULL, *fname = NULL;\r
 281 \r
 282         // is this a dir or a full path?\r
 283         if ((dir = opendir(curr_path))) {\r
 284                 closedir(dir);\r
 285         } else {\r
 286                 char *p;\r
 287                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 288                 *p = 0;\r
 289                 fname = p+1;\r
 290         }\r
 291 \r
 292         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 293         if (n < 0) {\r
 294                 // try root\r
 295                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 296                 if (n < 0) {\r
 297                         // oops, we failed\r
 298                         printf("dir: "); printf(curr_path); printf("\n");\r
 299                         perror("scandir");\r
 300                         return NULL;\r
 301                 }\r
 302         }\r
 303 \r
 304         // try to find sel\r
 305         if (fname != NULL) {\r
 306                 int i;\r
 307                 for (i = 1; i < n; i++) {\r
 308                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 309                                 sel = i - 1;\r
 310                                 break;\r
 311                         }\r
 312                 }\r
 313         }\r
 314 \r
 315         for (;;)\r
 316         {\r
 317                 draw_dirlist(curr_path, namelist, n, sel);\r
 318                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 319                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 320                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 321                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 322                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 323                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 324                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 325                 if(inp & GP2X_B)     { // enter dir/select\r
 326                         again:\r
 327                         if (namelist[sel+1]->d_type == DT_REG) {\r
 328                                 strcpy(romFileName, curr_path);\r
 329                                 strcat(romFileName, "/");\r
 330                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 331                                 ret = romFileName;\r
 332                                 break;\r
 333                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 334                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 335                                 char *p, *newdir = malloc(newlen);\r
 336                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 337                                         char *start = curr_path;\r
 338                                         p = start + strlen(start) - 1;\r
 339                                         while (*p == '/' && p > start) p--;\r
 340                                         while (*p != '/' && p > start) p--;\r
 341                                         if (p <= start) strcpy(newdir, "/");\r
 342                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 343                                 } else {\r
 344                                         strcpy(newdir, curr_path);\r
 345                                         p = newdir + strlen(newdir) - 1;\r
 346                                         while (*p == '/' && p >= newdir) *p-- = 0;\r
 347                                         strcat(newdir, "/");\r
 348                                         strcat(newdir, namelist[sel+1]->d_name);\r
 349                                 }\r
 350                                 ret = romsel_loop(newdir);\r
 351                                 free(newdir);\r
 352                                 break;\r
 353                         } else {\r
 354                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 355                                 FILE *tstf; int tmp;\r
 356                                 strcpy(romFileName, curr_path);\r
 357                                 strcat(romFileName, "/");\r
 358                                 strcat(romFileName, namelist[sel+1]->d_name);\r
 359                                 tstf = fopen(romFileName, "rb");\r
 360                                 if (tstf != NULL)\r
 361                                 {\r
 362                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 363                                                 namelist[sel+1]->d_type = DT_REG;\r
 364                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 365                                         fclose(tstf);\r
 366                                         goto again;\r
 367                                 }\r
 368                         }\r
 369                 }\r
 370                 if(inp & GP2X_X) break; // cancel\r
 371         }\r
 372 \r
 373         if (n > 0) {\r
 374                 while(n--) free(namelist[n]);\r
 375                 free(namelist);\r
 376         }\r
 377 \r
 378         return ret;\r
 379 }\r
 380 \r
 381 // ------------ debug menu ------------\r
 382 \r
 383 char *debugString(void);\r
 384 \r
 385 static void draw_debug(void)\r
 386 {\r
 387         char *p, *str = debugString();\r
 388         int len, line;\r
 389 \r
 390         gp2x_pd_clone_buffer2();\r
 391 \r
 392         p = str;\r
 393         for (line = 0; line < 24; line++)\r
 394         {\r
 395                 while (*p && *p != '\n') p++;\r
 396                 len = p - str;\r
 397                 if (len > 55) len = 55;\r
 398                 smalltext_out16_lim(1, line*10, str, 0xffff, len);\r
 399                 if (*p == 0) break;\r
 400                 p++; str = p;\r
 401         }\r
 402         menu_flip();\r
 403 }\r
 404 \r
 405 static void debug_menu_loop(void)\r
 406 {\r
 407         draw_debug();\r
 408         wait_for_input(GP2X_B|GP2X_X);\r
 409 }\r
 410 \r
 411 // ------------ patch/gg menu ------------\r
 412 \r
 413 static void draw_patchlist(int sel)\r
 414 {\r
 415         int start, i, pos, active;\r
 416 \r
 417         start = 12 - sel;\r
 418 \r
 419         gp2x_pd_clone_buffer2();\r
 420 \r
 421         for (i = 0; i < PicoPatchCount; i++) {\r
 422                 pos = start + i;\r
 423                 if (pos < 0)  continue;\r
 424                 if (pos > 23) break;\r
 425                 active = PicoPatches[i].active;\r
 426                 smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);\r
 427                 smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);\r
 428         }\r
 429         pos = start + i;\r
 430         if (pos < 24) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);\r
 431 \r
 432         text_out16(5, 120, ">");\r
 433         menu_flip();\r
 434 }\r
 435 \r
 436 \r
 437 static void patches_menu_loop(void)\r
 438 {\r
 439         int menu_sel = 0;\r
 440         unsigned long inp = 0;\r
 441 \r
 442         for(;;)\r
 443         {\r
 444                 draw_patchlist(menu_sel);\r
 445                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 446                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
 447                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
 448                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 449                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
 450                 if(inp & GP2X_B) { // action\r
 451                         if (menu_sel < PicoPatchCount)\r
 452                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
 453                         else    return;\r
 454                 }\r
 455                 if(inp & GP2X_X) return;\r
 456         }\r
 457 \r
 458 }\r
 459 \r
 460 // ------------ savestate loader ------------\r
 461 \r
 462 static int state_slot_flags = 0;\r
 463 \r
 464 static void state_check_slots(void)\r
 465 {\r
 466         int slot;\r
 467 \r
 468         state_slot_flags = 0;\r
 469 \r
 470         for (slot = 0; slot < 10; slot++)\r
 471         {\r
 472                 if (emu_checkSaveFile(slot))\r
 473                 {\r
 474                         state_slot_flags |= 1 << slot;\r
 475                 }\r
 476         }\r
 477 }\r
 478 \r
 479 static void draw_savestate_bg(int slot)\r
 480 {\r
 481         struct PicoVideo tmp_pv;\r
 482         unsigned short tmp_cram[0x40];\r
 483         unsigned short tmp_vsram[0x40];\r
 484         void *tmp_vram, *file;\r
 485         char *fname;\r
 486 \r
 487         fname = emu_GetSaveFName(1, 0, slot);\r
 488         if (!fname) return;\r
 489 \r
 490         tmp_vram = malloc(sizeof(Pico.vram));\r
 491         if (tmp_vram == NULL) return;\r
 492 \r
 493         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 494         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 495         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 496         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 497 \r
 498         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 499                 file = gzopen(fname, "rb");\r
 500                 emu_setSaveStateCbs(1);\r
 501         } else {\r
 502                 file = fopen(fname, "rb");\r
 503                 emu_setSaveStateCbs(0);\r
 504         }\r
 505 \r
 506         if (file) {\r
 507                 if (PicoMCD & 1) {\r
 508                         PicoCdLoadStateGfx(file);\r
 509                 } else {\r
 510                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 511                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 512                         areaSeek(file, 0x2000, SEEK_CUR);\r
 513                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 514                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 515                         areaSeek(file, 0x221a0, SEEK_SET);\r
 516                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 517                 }\r
 518                 areaClose(file);\r
 519         }\r
 520 \r
 521         emu_forcedFrame();\r
 522         menu_prepare_bg(1);\r
 523 \r
 524         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 525         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 526         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 527         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 528         free(tmp_vram);\r
 529 }\r
 530 \r
 531 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 532 {\r
 533         int tl_x = 25, tl_y = 60, y, i;\r
 534 \r
 535         if (state_slot_flags & (1 << menu_sel))\r
 536                 draw_savestate_bg(menu_sel);\r
 537         gp2x_pd_clone_buffer2();\r
 538 \r
 539         text_out16(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 540 \r
 541         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);\r
 542 \r
 543         /* draw all 10 slots */\r
 544         y = tl_y;\r
 545         for (i = 0; i < 10; i++, y+=10)\r
 546         {\r
 547                 text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 548         }\r
 549         text_out16(tl_x, y, "back");\r
 550 \r
 551         menu_flip();\r
 552 }\r
 553 \r
 554 static int savestate_menu_loop(int is_loading)\r
 555 {\r
 556         static int menu_sel = 10;\r
 557         int menu_sel_max = 10;\r
 558         unsigned long inp = 0;\r
 559 \r
 560         state_check_slots();\r
 561 \r
 562         for(;;)\r
 563         {\r
 564                 draw_savestate_menu(menu_sel, is_loading);\r
 565                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 566                 if(inp & GP2X_UP  ) {\r
 567                         do {\r
 568                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 569                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 570                 }\r
 571                 if(inp & GP2X_DOWN) {\r
 572                         do {\r
 573                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 574                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 575                 }\r
 576                 if(inp & GP2X_B) { // save/load\r
 577                         if (menu_sel < 10) {\r
 578                                 state_slot = menu_sel;\r
 579                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 580                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 581                                         return 1;\r
 582                                 }\r
 583                                 return 0;\r
 584                         } else  return 1;\r
 585                 }\r
 586                 if(inp & GP2X_X) return 1;\r
 587         }\r
 588 }\r
 589 \r
 590 // -------------- key config --------------\r
 591 \r
 592 static char *usb_joy_key_name(int joy, int num)\r
 593 {\r
 594         static char name[16];\r
 595         switch (num)\r
 596         {\r
 597                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 598                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 599                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 600                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 601                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 602         }\r
 603         return name;\r
 604 }\r
 605 \r
 606 static char *action_binds(int player_idx, int action_mask)\r
 607 {\r
 608         static char strkeys[32*5];\r
 609         int joy, i;\r
 610 \r
 611         strkeys[0] = 0;\r
 612         for (i = 0; i < 32; i++) // i is key index\r
 613         {\r
 614                 if (currentConfig.KeyBinds[i] & action_mask)\r
 615                 {\r
 616                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 617                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 618                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 619                 }\r
 620         }\r
 621         for (joy = 0; joy < num_of_joys; joy++)\r
 622         {\r
 623                 for (i = 0; i < 32; i++)\r
 624                 {\r
 625                         if (currentConfig.JoyBinds[joy][i] & action_mask)\r
 626                         {\r
 627                                 if (player_idx >= 0 && ((currentConfig.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 628                                 if (strkeys[0]) {\r
 629                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 630                                         break;\r
 631                                 }\r
 632                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 633                         }\r
 634                 }\r
 635         }\r
 636 \r
 637         // limit..\r
 638         strkeys[20] = 0;\r
 639 \r
 640         return strkeys;\r
 641 }\r
 642 \r
 643 static void unbind_action(int action, int pl_idx, int joy)\r
 644 {\r
 645         int i, u;\r
 646 \r
 647         if (joy <= 0)\r
 648         {\r
 649                 for (i = 0; i < 32; i++) {\r
 650                         if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
 651                         currentConfig.KeyBinds[i] &= ~action;\r
 652                 }\r
 653         }\r
 654         if (joy < 0)\r
 655         {\r
 656                 for (u = 0; u < 4; u++)\r
 657                         for (i = 0; i < 32; i++) {\r
 658                                 if (pl_idx >= 0 && (currentConfig.JoyBinds[u][i]&0x30000) != (pl_idx<<16)) continue;\r
 659                                 currentConfig.JoyBinds[u][i] &= ~action;\r
 660                         }\r
 661         }\r
 662         else if (joy > 0)\r
 663         {\r
 664                 for (i = 0; i < 32; i++) {\r
 665                         if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
 666                         currentConfig.JoyBinds[joy-1][i] &= ~action;\r
 667                 }\r
 668         }\r
 669 }\r
 670 \r
 671 static int count_bound_keys(int action, int pl_idx, int joy)\r
 672 {\r
 673         int i, keys = 0;\r
 674 \r
 675         if (joy)\r
 676         {\r
 677                 for (i = 0; i < 32; i++) {\r
 678                         if (pl_idx >= 0 && (currentConfig.JoyBinds[joy-1][i]&0x30000) != (pl_idx<<16)) continue;\r
 679                         if (currentConfig.JoyBinds[joy-1][i] & action) keys++;\r
 680                 }\r
 681         }\r
 682         else\r
 683         {\r
 684                 for (i = 0; i < 32; i++) {\r
 685                         if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;\r
 686                         if (currentConfig.KeyBinds[i] & action) keys++;\r
 687                 }\r
 688         }\r
 689         return keys;\r
 690 }\r
 691 \r
 692 typedef struct { char *name; int mask; } bind_action_t;\r
 693 \r
 694 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
 695 {\r
 696         int x, y, tl_y = 40, i;\r
 697 \r
 698         gp2x_pd_clone_buffer2();\r
 699         if (player_idx >= 0) {\r
 700                 text_out16(80, 20, "Player %i controls", player_idx + 1);\r
 701                 x = 80;\r
 702         } else {\r
 703                 text_out16(80, 20, "Emulator controls");\r
 704                 x = 40;\r
 705         }\r
 706 \r
 707         menu_draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 130);\r
 708 \r
 709         y = tl_y;\r
 710         for (i = 0; i < opt_cnt; i++, y+=10)\r
 711                 text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 712 \r
 713         text_out16(x, y, "Done");\r
 714 \r
 715         if (sel < opt_cnt) {\r
 716                 text_out16(30, 180, "Press a button to bind/unbind");\r
 717                 text_out16(30, 190, "Use SELECT to clear");\r
 718                 text_out16(30, 200, "To bind UP/DOWN, hold SELECT");\r
 719                 text_out16(30, 210, "Select \"Done\" to exit");\r
 720         } else {\r
 721                 text_out16(30, 190, "Use Options -> Save cfg");\r
 722                 text_out16(30, 200, "to save controls");\r
 723                 text_out16(30, 210, "Press B or X to exit");\r
 724         }\r
 725         menu_flip();\r
 726 }\r
 727 \r
 728 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
 729 {\r
 730         int joy = 0, sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;\r
 731         unsigned long inp = 0;\r
 732 \r
 733         for (;;)\r
 734         {\r
 735                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 736                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
 737                 // printf("got %08lX from joy %i\n", inp, joy);\r
 738                 if (joy == 0) {\r
 739                         if (!(inp & GP2X_SELECT)) {\r
 740                                 prev_select = 0;\r
 741                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 742                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 743                         }\r
 744                         if (sel >= opt_cnt) {\r
 745                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 746                                 else continue;\r
 747                         }\r
 748                         // if we are here, we want to bind/unbind something\r
 749                         if ((inp & GP2X_SELECT) && !prev_select)\r
 750                                 unbind_action(opts[sel].mask, player_idx, -1);\r
 751                         prev_select = inp & GP2X_SELECT;\r
 752                         inp &= CONFIGURABLE_KEYS;\r
 753                         inp &= ~GP2X_SELECT;\r
 754                         for (i = 0; i < 32; i++)\r
 755                                 if (inp & (1 << i)) {\r
 756                                         if (count_bound_keys(opts[sel].mask, player_idx, 0) >= 2)\r
 757                                              currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 758                                         else currentConfig.KeyBinds[i] ^=  opts[sel].mask;\r
 759                                         if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {\r
 760                                                 currentConfig.KeyBinds[i] &= ~(3 << 16);\r
 761                                                 currentConfig.KeyBinds[i] |= player_idx << 16;\r
 762                                         }\r
 763                                 }\r
 764                 }\r
 765                 else if (sel < opt_cnt)\r
 766                 {\r
 767                         for (i = 0; i < 32; i++)\r
 768                                 if (inp & (1 << i)) {\r
 769                                         int *bind = &currentConfig.JoyBinds[joy-1][i];\r
 770                                         if ((*bind & opts[sel].mask) && (player_idx < 0 || player_idx == ((*bind>>16)&3)))\r
 771                                                 currentConfig.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
 772                                         else {\r
 773                                                 // override\r
 774                                                 unbind_action(opts[sel].mask, player_idx, joy);\r
 775                                                 *bind = opts[sel].mask;\r
 776                                                 if (player_idx >= 0) *bind |= player_idx << 16;\r
 777                                         }\r
 778                                 }\r
 779                 }\r
 780         }\r
 781 }\r
 782 \r
 783 static void draw_kc_sel(int menu_sel)\r
 784 {\r
 785         int tl_x = 25+40, tl_y = 60, y, i;\r
 786         char joyname[36];\r
 787 \r
 788         y = tl_y;\r
 789         gp2x_pd_clone_buffer2();\r
 790         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);\r
 791 \r
 792         text_out16(tl_x, y,       "Player 1");\r
 793         text_out16(tl_x, (y+=10), "Player 2");\r
 794         text_out16(tl_x, (y+=10), "Emulator controls");\r
 795         text_out16(tl_x, (y+=10), "Done");\r
 796 \r
 797         tl_x = 25;\r
 798         text_out16(tl_x, (y=110), "USB joys detected:");\r
 799         if (num_of_joys > 0) {\r
 800                 for (i = 0; i < num_of_joys; i++) {\r
 801                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
 802                         text_out16(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
 803                 }\r
 804         } else {\r
 805                 text_out16(tl_x, (y+=10), "none");\r
 806         }\r
 807 \r
 808         menu_flip();\r
 809 }\r
 810 \r
 811 \r
 812 // PicoPad[] format: MXYZ SACB RLDU\r
 813 static bind_action_t ctrl_actions[] =\r
 814 {\r
 815         { "UP     ", 0x001 },\r
 816         { "DOWN   ", 0x002 },\r
 817         { "LEFT   ", 0x004 },\r
 818         { "RIGHT  ", 0x008 },\r
 819         { "A      ", 0x040 },\r
 820         { "B      ", 0x010 },\r
 821         { "C      ", 0x020 },\r
 822         { "START  ", 0x080 },\r
 823         { "MODE   ", 0x800 },\r
 824         { "X      ", 0x400 },\r
 825         { "Y      ", 0x200 },\r
 826         { "Z      ", 0x100 },\r
 827 };\r
 828 \r
 829 // player2_flag, ?, ?, ?, ?, ?, ?, menu\r
 830 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r
 831 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r
 832 static bind_action_t emuctrl_actions[] =\r
 833 {\r
 834         { "Load State     ", 1<<28 },\r
 835         { "Save State     ", 1<<27 },\r
 836         { "Prev Save Slot ", 1<<25 },\r
 837         { "Next Save Slot ", 1<<24 },\r
 838         { "Switch Renderer", 1<<26 },\r
 839         { "Volume Down    ", 1<<30 },\r
 840         { "Volume Up      ", 1<<29 },\r
 841         { "Enter Menu     ", 1<<23 },\r
 842 };\r
 843 \r
 844 static void kc_sel_loop(void)\r
 845 {\r
 846         int menu_sel = 3, menu_sel_max = 3;\r
 847         unsigned long inp = 0;\r
 848         int is_6button = currentConfig.PicoOpt & 0x020;\r
 849 \r
 850         while (1)\r
 851         {\r
 852                 draw_kc_sel(menu_sel);\r
 853                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 854                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 855                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 856                 if (inp & GP2X_B) {\r
 857                         switch (menu_sel) {\r
 858                                 case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;\r
 859                                 case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;\r
 860                                 case 2: key_config_loop(emuctrl_actions,\r
 861                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
 862                                 case 3: if (rom_data == NULL) emu_WriteConfig(0); return;\r
 863                                 default: return;\r
 864                         }\r
 865                 }\r
 866                 if (inp & GP2X_X) return;\r
 867         }\r
 868 }\r
 869 \r
 870 \r
 871 // --------- sega/mega cd options ----------\r
 872 \r
 873 menu_entry cdopt_entries[] =\r
 874 {\r
 875         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1 },\r
 876         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1 },\r
 877         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1 },\r
 878         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt,  0x0400, 0, 0, 1 },\r
 879         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &currentConfig.PicoOpt, 0x0800, 0, 0, 1 },\r
 880         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &currentConfig.PicoOpt, 0x0400, 0, 0, 1 },\r
 881         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1 },\r
 882         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &currentConfig.PicoOpt, 0x8000, 0, 0, 1 },\r
 883         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&currentConfig.PicoOpt, 0x1000, 0, 0, 1 },\r
 884         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &currentConfig.PicoOpt, 0x2000, 0, 0, 1 },\r
 885         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1 },\r
 886 };\r
 887 \r
 888 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))\r
 889 \r
 890 \r
 891 struct bios_names_t\r
 892 {\r
 893         char us[32], eu[32], jp[32];\r
 894 };\r
 895 \r
 896 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
 897 {\r
 898         struct bios_names_t *bios_names = param;\r
 899         char ra_buff[16];\r
 900 \r
 901         switch (entry->id)\r
 902         {\r
 903                 case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;\r
 904                 case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;\r
 905                 case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;\r
 906                 case MA_CDOPT_READAHEAD:\r
 907                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
 908                         else strcpy(ra_buff, "     OFF");\r
 909                         text_out16(x, y, "ReadAhead buffer      %s", ra_buff);\r
 910                         break;\r
 911                 default:break;\r
 912         }\r
 913 }\r
 914 \r
 915 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)\r
 916 {\r
 917         int tl_x = 25, tl_y = 60;\r
 918         menu_id selected_id;\r
 919         char ra_buff[16];\r
 920 \r
 921         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);\r
 922         else strcpy(ra_buff, "     OFF");\r
 923 \r
 924         gp2x_pd_clone_buffer2();\r
 925 \r
 926         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);\r
 927 \r
 928         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);\r
 929 \r
 930         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
 931         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||\r
 932                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||\r
 933                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))\r
 934                         text_out16(tl_x, 210, "Press start to test selected BIOS");\r
 935 \r
 936         menu_flip();\r
 937 }\r
 938 \r
 939 static void cd_menu_loop_options(void)\r
 940 {\r
 941         static int menu_sel = 0;\r
 942         int menu_sel_max = 10;\r
 943         unsigned long inp = 0;\r
 944         struct bios_names_t bios_names;\r
 945         menu_id selected_id;\r
 946         char *bios, *p;\r
 947 \r
 948         if (emu_findBios(4, &bios)) { // US\r
 949                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
 950                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;\r
 951         } else  strcpy(bios_names.us, "NOT FOUND");\r
 952 \r
 953         if (emu_findBios(8, &bios)) { // EU\r
 954                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
 955                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;\r
 956         } else  strcpy(bios_names.eu, "NOT FOUND");\r
 957 \r
 958         if (emu_findBios(1, &bios)) { // JP\r
 959                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--); p++;\r
 960                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;\r
 961         } else  strcpy(bios_names.jp, "NOT FOUND");\r
 962 \r
 963         for(;;)\r
 964         {\r
 965                 draw_cd_menu_options(menu_sel, &bios_names);\r
 966                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
 967                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 968                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 969                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);\r
 970                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
 971                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
 972                             selected_id == MA_CDOPT_READAHEAD) {\r
 973                                 if (inp & GP2X_LEFT) {\r
 974                                         PicoCDBuffers >>= 1;\r
 975                                         if (PicoCDBuffers < 64) PicoCDBuffers = 0;\r
 976                                 } else {\r
 977                                         if (PicoCDBuffers < 64) PicoCDBuffers = 64;\r
 978                                         else PicoCDBuffers <<= 1;\r
 979                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M\r
 980                                 }\r
 981                         }\r
 982                 }\r
 983                 if (inp & GP2X_B) { // toggleable options\r
 984                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&\r
 985                             selected_id == MA_CDOPT_DONE) {\r
 986                                 return;\r
 987                         }\r
 988                 }\r
 989                 if (inp & GP2X_START) { // BIOS testers\r
 990                         switch (selected_id) {\r
 991                                 case MA_CDOPT_TESTBIOS_USA:\r
 992                                         if (emu_findBios(4, &bios)) { // test US\r
 993                                                 strcpy(romFileName, bios);\r
 994                                                 engineState = PGS_ReloadRom;\r
 995                                                 return;\r
 996                                         }\r
 997                                         break;\r
 998                                 case MA_CDOPT_TESTBIOS_EUR:\r
 999                                         if (emu_findBios(8, &bios)) { // test EU\r
1000                                                 strcpy(romFileName, bios);\r
1001                                                 engineState = PGS_ReloadRom;\r
1002                                                 return;\r
1003                                         }\r
1004                                         break;\r
1005                                 case MA_CDOPT_TESTBIOS_JAP:\r
1006                                         if (emu_findBios(1, &bios)) { // test JP\r
1007                                                 strcpy(romFileName, bios);\r
1008                                                 engineState = PGS_ReloadRom;\r
1009                                                 return;\r
1010                                         }\r
1011                                         break;\r
1012                                 default:\r
1013                                         break;\r
1014                         }\r
1015                 }\r
1016                 if (inp & (GP2X_X|GP2X_A)) return;\r
1017         }\r
1018 }\r
1019 \r
1020 \r
1021 // --------- advanced options ----------\r
1022 \r
1023 menu_entry opt2_entries[] =\r
1024 {\r
1025         { NULL,                        MB_NONE,  MA_OPT2_GAMMA,         NULL, 0, 0, 0, 1 },\r
1026         { "A_SN's gamma curve",        MB_ONOFF, MA_OPT2_A_SN_GAMMA,    &currentConfig.EmuOpt, 0x1000, 0, 0, 1 },\r
1027         { "Perfect vsync",             MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1 },\r
1028         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x0004, 0, 0, 1 },\r
1029         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x0001, 0, 0, 1 },\r
1030         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x0002, 0, 0, 1 },\r
1031         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1 },\r
1032         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1 },\r
1033         { "needs restart:",            MB_NONE,  MA_NONE,               NULL, 0, 0, 0, 1 },\r
1034         { "craigix's RAM timings",     MB_ONOFF, MA_OPT2_RAMTIMINGS,    &currentConfig.EmuOpt, 0x0100, 0, 0, 1 },\r
1035         { NULL,                        MB_ONOFF, MA_OPT2_SQUIDGEHACK,   &currentConfig.EmuOpt, 0x0010, 0, 0, 1 },\r
1036         { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },\r
1037 };\r
1038 \r
1039 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))\r
1040 \r
1041 static void menu_opt2_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1042 {\r
1043         if (entry->id == MA_OPT2_GAMMA)\r
1044                 text_out16(x, y, "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100);\r
1045         else if (entry->id == MA_OPT2_SQUIDGEHACK)\r
1046                 text_out16(x, y, "squidgehack (now %s %s", mmuhack_status ? "active)  " : "inactive)",\r
1047                         (currentConfig.EmuOpt&0x0010)?"ON":"OFF");\r
1048 }\r
1049 \r
1050 \r
1051 static void draw_amenu_options(int menu_sel)\r
1052 {\r
1053         int tl_x = 25, tl_y = 50;\r
1054 \r
1055         gp2x_pd_clone_buffer2();\r
1056 \r
1057         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);\r
1058 \r
1059         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, menu_opt2_cust_draw, NULL);\r
1060 \r
1061         menu_flip();\r
1062 }\r
1063 \r
1064 static void amenu_loop_options(void)\r
1065 {\r
1066         static int menu_sel = 0;\r
1067         int menu_sel_max;\r
1068         unsigned long inp = 0;\r
1069         menu_id selected_id;\r
1070 \r
1071         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;\r
1072 \r
1073         for(;;)\r
1074         {\r
1075                 draw_amenu_options(menu_sel);\r
1076                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1077                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1078                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1079                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);\r
1080                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1081                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0) &&\r
1082                             selected_id == MA_OPT2_GAMMA) {\r
1083                                 while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1084                                         currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
1085                                         if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
1086                                         if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
1087                                         draw_amenu_options(menu_sel);\r
1088                                         usleep(18*1000);\r
1089                                 }\r
1090                         }\r
1091                 }\r
1092                 if (inp & GP2X_B) { // toggleable options\r
1093                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&\r
1094                             selected_id == MA_OPT2_DONE) {\r
1095                                 return;\r
1096                         }\r
1097                 }\r
1098                 if (inp & (GP2X_X|GP2X_A)) return;\r
1099         }\r
1100 }\r
1101 \r
1102 // -------------- options --------------\r
1103 \r
1104 \r
1105 menu_entry opt_entries[] =\r
1106 {\r
1107         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },\r
1108         { NULL,                        MB_RANGE, MA_OPT_SCALING,       &currentConfig.scaling, 0, 0, 3, 1 },\r
1109         { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x040, 0, 0, 1 },\r
1110         { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x080, 0, 0, 1 },\r
1111         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x002, 0, 0, 1 },\r
1112         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1 },\r
1113         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x004, 0, 0, 1 },\r
1114         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1 },\r
1115         { "Use ARM940 core for sound", MB_ONOFF, MA_OPT_ARM940_SOUND,  &currentConfig.PicoOpt, 0x200, 0, 0, 1 },\r
1116         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x020, 0, 0, 1 },\r
1117         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1 },\r
1118         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x001, 0, 0, 1 },\r
1119         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },\r
1120         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },\r
1121         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1 },\r
1122         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },\r
1123         { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },\r
1124         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1 },\r
1125         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1 },\r
1126         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1 },\r
1127 };\r
1128 \r
1129 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))\r
1130 \r
1131 \r
1132 static const char *region_name(unsigned int code)\r
1133 {\r
1134         static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };\r
1135         static const char *names_short[] = { "", " JP", " JP", " US", " EU" };\r
1136         int u, i = 0;\r
1137         if (code) {\r
1138                 code <<= 1;\r
1139                 while((code >>= 1)) i++;\r
1140                 if (i > 4) return "unknown";\r
1141                 return names[i];\r
1142         } else {\r
1143                 static char name[24];\r
1144                 strcpy(name, "Auto:");\r
1145                 for (u = 0; u < 3; u++) {\r
1146                         i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;\r
1147                         while((code >>= 1)) i++;\r
1148                         strcat(name, names_short[i]);\r
1149                 }\r
1150                 return name;\r
1151         }\r
1152 }\r
1153 \r
1154 \r
1155 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)\r
1156 {\r
1157         char *str, str24[24];\r
1158 \r
1159         switch (entry->id)\r
1160         {\r
1161                 case MA_OPT_RENDERER:\r
1162                         if (currentConfig.PicoOpt&0x10)\r
1163                                 str = " 8bit fast";\r
1164                         else if (currentConfig.EmuOpt&0x80)\r
1165                                 str = "16bit accurate";\r
1166                         else\r
1167                                 str = " 8bit accurate";\r
1168                         text_out16(x, y, "Renderer:            %s", str);\r
1169                         break;\r
1170                 case MA_OPT_SCALING:\r
1171                         switch (currentConfig.scaling) {\r
1172                                 default: str = "            OFF";   break;\r
1173                                 case 1:  str = "hw horizontal";     break;\r
1174                                 case 2:  str = "hw horiz. + vert."; break;\r
1175                                 case 3:  str = "sw horizontal";     break;\r
1176                         }\r
1177                         text_out16(x, y, "Scaling:       %s", str);\r
1178                         break;\r
1179                 case MA_OPT_FRAMESKIP:\r
1180                         if (currentConfig.Frameskip < 0)\r
1181                              strcpy(str24, "Auto");\r
1182                         else sprintf(str24, "%i", currentConfig.Frameskip);\r
1183                         text_out16(x, y, "Frameskip                  %s", str24);\r
1184                         break;\r
1185                 case MA_OPT_SOUND_QUALITY:\r
1186                         str = (currentConfig.PicoOpt&0x08)?"stereo":"mono";\r
1187                         text_out16(x, y, "Sound Quality:     %5iHz %s", currentConfig.PsndRate, str);\r
1188                         break;\r
1189                 case MA_OPT_REGION:\r
1190                         text_out16(x, y, "Region:              %s", region_name(currentConfig.PicoRegion));\r
1191                         break;\r
1192                 case MA_OPT_CONFIRM_STATES:\r
1193                         switch ((currentConfig.EmuOpt >> 9) & 5) {\r
1194                                 default: str = "OFF";    break;\r
1195                                 case 1:  str = "writes"; break;\r
1196                                 case 4:  str = "loads";  break;\r
1197                                 case 5:  str = "both";   break;\r
1198                         }\r
1199                         text_out16(x, y, "Confirm savestate          %s", str);\r
1200                         break;\r
1201                 case MA_OPT_CPU_CLOCKS:\r
1202                         text_out16(x, y, "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
1203                         break;\r
1204                 case MA_OPT_SAVECFG:\r
1205                         str24[0] = 0;\r
1206                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);\r
1207                         text_out16(x, y, "Save cfg as default%s", str24);\r
1208                         break;\r
1209                 case MA_OPT_LOADCFG:\r
1210                         text_out16(x, y, "Load cfg from profile %i", config_slot);\r
1211                         break;\r
1212                 default:\r
1213                         printf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);\r
1214                         break;\r
1215         }\r
1216 }\r
1217 \r
1218 \r
1219 \r
1220 static void draw_menu_options(int menu_sel)\r
1221 {\r
1222         int tl_x = 25, tl_y = 24;\r
1223 \r
1224         gp2x_pd_clone_buffer2();\r
1225 \r
1226         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);\r
1227 \r
1228         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);\r
1229 \r
1230         menu_flip();\r
1231 }\r
1232 \r
1233 static int sndrate_prevnext(int rate, int dir)\r
1234 {\r
1235         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1236 \r
1237         for (i = 0; i < 5; i++)\r
1238                 if (rates[i] == rate) break;\r
1239 \r
1240         i += dir ? 1 : -1;\r
1241         if (i > 4) return dir ? 44100 : 22050;\r
1242         if (i < 0) return dir ? 11025 : 8000;\r
1243         return rates[i];\r
1244 }\r
1245 \r
1246 static void region_prevnext(int right)\r
1247 {\r
1248         // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
1249         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
1250         int i;\r
1251         if (right) {\r
1252                 if (!currentConfig.PicoRegion) {\r
1253                         for (i = 0; i < 6; i++)\r
1254                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1255                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
1256                         else currentConfig.PicoRegion=1;\r
1257                 }\r
1258                 else currentConfig.PicoRegion<<=1;\r
1259                 if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;\r
1260         } else {\r
1261                 if (!currentConfig.PicoRegion) {\r
1262                         for (i = 0; i < 6; i++)\r
1263                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
1264                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
1265                 }\r
1266                 else currentConfig.PicoRegion>>=1;\r
1267         }\r
1268 }\r
1269 \r
1270 static void menu_options_save(void)\r
1271 {\r
1272         PicoOpt = currentConfig.PicoOpt;\r
1273         PsndRate = currentConfig.PsndRate;\r
1274         PicoRegionOverride = currentConfig.PicoRegion;\r
1275         if (PicoRegionOverride) {\r
1276                 // force setting possibly changed..\r
1277                 Pico.m.pal = (PicoRegionOverride == 2 || PicoRegionOverride == 8) ? 1 : 0;\r
1278         }\r
1279         if (!(PicoOpt & 0x20)) {\r
1280                 // unbind XYZ MODE, just in case\r
1281                 unbind_action(0xf00, -1, -1);\r
1282         }\r
1283 }\r
1284 \r
1285 static int menu_loop_options(void)\r
1286 {\r
1287         static int menu_sel = 0;\r
1288         int menu_sel_max, ret;\r
1289         unsigned long inp = 0;\r
1290         menu_id selected_id;\r
1291 \r
1292         currentConfig.PicoOpt = PicoOpt;\r
1293         currentConfig.PsndRate = PsndRate;\r
1294         currentConfig.PicoRegion = PicoRegionOverride;\r
1295 \r
1296         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_data != NULL);\r
1297         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1298         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1299         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1300 \r
1301         while (1)\r
1302         {\r
1303                 draw_menu_options(menu_sel);\r
1304                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1305                 if (inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1306                 if (inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1307                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);\r
1308                 if (inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1309                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&GP2X_RIGHT) ? 1 : 0)) {\r
1310                                 switch (selected_id) {\r
1311                                         case MA_OPT_RENDERER:\r
1312                                                 if (inp & GP2X_LEFT) {\r
1313                                                         if      (  currentConfig.PicoOpt&0x10) currentConfig.PicoOpt&= ~0x10;\r
1314                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
1315                                                         else if (  currentConfig.EmuOpt &0x80) break;\r
1316                                                 } else {\r
1317                                                         if      (  currentConfig.PicoOpt&0x10) break;\r
1318                                                         else if (!(currentConfig.EmuOpt &0x80))currentConfig.PicoOpt|=  0x10;\r
1319                                                         else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
1320                                                 }\r
1321                                                 break;\r
1322                                         case MA_OPT_SOUND_QUALITY:\r
1323                                                 if ((inp & GP2X_RIGHT) && currentConfig.PsndRate == 44100 && !(currentConfig.PicoOpt&0x08)) {\r
1324                                                         currentConfig.PsndRate = 8000;  currentConfig.PicoOpt|= 0x08;\r
1325                                                 } else if ((inp & GP2X_LEFT) && currentConfig.PsndRate == 8000 && (currentConfig.PicoOpt&0x08)) {\r
1326                                                         currentConfig.PsndRate = 44100; currentConfig.PicoOpt&=~0x08;\r
1327                                                 } else currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & GP2X_RIGHT);\r
1328                                                 break;\r
1329                                         case MA_OPT_REGION:\r
1330                                                 region_prevnext(inp & GP2X_RIGHT);\r
1331                                                 break;\r
1332                                         case MA_OPT_CONFIRM_STATES: {\r
1333                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);\r
1334                                                          n += (inp & GP2X_LEFT) ? -1 : 1;\r
1335                                                          if (n < 0) n = 0; else if (n > 3) n = 3;\r
1336                                                          n |= n << 1; n &= ~2;\r
1337                                                          currentConfig.EmuOpt &= ~0xa00;\r
1338                                                          currentConfig.EmuOpt |= n << 9;\r
1339                                                          break;\r
1340                                                  }\r
1341                                         case MA_OPT_SAVE_SLOT:\r
1342                                                  if (inp & GP2X_RIGHT) {\r
1343                                                          state_slot++; if (state_slot > 9) state_slot = 0;\r
1344                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
1345                                                  }\r
1346                                                  break;\r
1347                                         case MA_OPT_CPU_CLOCKS:\r
1348                                                  while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1349                                                          currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1350                                                          if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
1351                                                          draw_menu_options(menu_sel);\r
1352                                                          usleep(50*1000);\r
1353                                                  }\r
1354                                                  break;\r
1355                                         case MA_OPT_SAVECFG:\r
1356                                         case MA_OPT_SAVECFG_GAME:\r
1357                                         case MA_OPT_LOADCFG:\r
1358                                                  config_slot += (inp&GP2X_RIGHT) ? 1 : -1;\r
1359                                                  if (config_slot > 9) config_slot = 0;\r
1360                                                  if (config_slot < 0) config_slot = 9;\r
1361                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);\r
1362                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;\r
1363                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1364                                                  break;\r
1365                                         default:\r
1366                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1367                                                 break;\r
1368                                 }\r
1369                         }\r
1370                 }\r
1371                 if (inp & GP2X_B) {\r
1372                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))\r
1373                         {\r
1374                                 switch (selected_id)\r
1375                                 {\r
1376                                         case MA_OPT_SCD_OPTS:\r
1377                                                 cd_menu_loop_options();\r
1378                                                 if (engineState == PGS_ReloadRom)\r
1379                                                         return 0; // test BIOS\r
1380                                                 break;\r
1381                                         case MA_OPT_ADV_OPTS:\r
1382                                                 amenu_loop_options();\r
1383                                                 break;\r
1384                                         case MA_OPT_SAVECFG: // done (update and write)\r
1385                                                 menu_options_save();\r
1386                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");\r
1387                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1388                                                 return 1;\r
1389                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)\r
1390                                                 menu_options_save();\r
1391                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");\r
1392                                                 else strcpy(menuErrorMsg, "failed to write config");\r
1393                                                 return 1;\r
1394                                         case MA_OPT_LOADCFG:\r
1395                                                 ret = emu_ReadConfig(1, 1);\r
1396                                                 if (!ret) ret = emu_ReadConfig(0, 1);\r
1397                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");\r
1398                                                 else      strcpy(menuErrorMsg, "failed to load config");\r
1399                                                 return 1;\r
1400                                         default:\r
1401                                                 //printf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);\r
1402                                                 break;\r
1403                                 }\r
1404                         }\r
1405                 }\r
1406                 if(inp & (GP2X_X|GP2X_A)) {\r
1407                         menu_options_save();\r
1408                         return 0;  // done (update, no write)\r
1409                 }\r
1410         }\r
1411 }\r
1412 \r
1413 // -------------- credits --------------\r
1414 \r
1415 static void draw_menu_credits(void)\r
1416 {\r
1417         int tl_x = 15, tl_y = 64, y;\r
1418         gp2x_pd_clone_buffer2();\r
1419 \r
1420         text_out16(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
1421         y = tl_y;\r
1422         text_out16(tl_x, y, "Credits:");\r
1423         text_out16(tl_x, (y+=10), "fDave: Cyclone 68000 core,");\r
1424         text_out16(tl_x, (y+=10), "      base code of PicoDrive");\r
1425         text_out16(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
1426         text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
1427         text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
1428         text_out16(tl_x, (y+=10), "Stephane Dallongeville:");\r
1429         text_out16(tl_x, (y+=10), "      opensource Gens");\r
1430         text_out16(tl_x, (y+=10), "Haze: Genesis hw info");\r
1431         text_out16(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
1432         text_out16(tl_x, (y+=10), "Squidge: squidgehack");\r
1433         text_out16(tl_x, (y+=10), "Dzz: ARM940 sample");\r
1434         text_out16(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
1435         text_out16(tl_x, (y+=10), "craigix: GP2X hardware");\r
1436         text_out16(tl_x, (y+=10), "ketchupgun: skin design");\r
1437 \r
1438         menu_flip();\r
1439 }\r
1440 \r
1441 \r
1442 // -------------- root menu --------------\r
1443 \r
1444 menu_entry main_entries[] =\r
1445 {\r
1446         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0 },\r
1447         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0 },\r
1448         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0 },\r
1449         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0 },\r
1450         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1 },\r
1451         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1 },\r
1452         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1 },\r
1453         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1 },\r
1454         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0 },\r
1455         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1 }\r
1456 };\r
1457 \r
1458 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))\r
1459 \r
1460 static void draw_menu_root(int menu_sel)\r
1461 {\r
1462         const int tl_x = 70, tl_y = 70;\r
1463 \r
1464         gp2x_pd_clone_buffer2();\r
1465 \r
1466         text_out16(tl_x, 20, "PicoDrive v" VERSION);\r
1467 \r
1468         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);\r
1469 \r
1470         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);\r
1471 \r
1472         // error\r
1473         if (menuErrorMsg[0]) {\r
1474                 memset((char *)gp2x_screen + 320*224*2, 0, 320*16*2);\r
1475                 text_out16(5, 226, menuErrorMsg);\r
1476         }\r
1477         menu_flip();\r
1478 }\r
1479 \r
1480 \r
1481 static void menu_loop_root(void)\r
1482 {\r
1483         static int menu_sel = 0;\r
1484         int ret, menu_sel_max;\r
1485         unsigned long inp = 0;\r
1486 \r
1487         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_data != NULL);\r
1488         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_data != NULL);\r
1489         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_data != NULL);\r
1490         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_data != NULL);\r
1491         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);\r
1492 \r
1493         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;\r
1494         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;\r
1495 \r
1496         /* make sure action buttons are not pressed on entering menu */\r
1497         draw_menu_root(menu_sel);\r
1498         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1499 \r
1500         for (;;)\r
1501         {\r
1502                 draw_menu_root(menu_sel);\r
1503                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT|GP2X_L|GP2X_R);\r
1504                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1505                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1506                 if((inp & (GP2X_L|GP2X_R)) == (GP2X_L|GP2X_R)) debug_menu_loop();\r
1507                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1508                         if (rom_data) {\r
1509                                 while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
1510                                 engineState = PGS_Running;\r
1511                                 break;\r
1512                         }\r
1513                 }\r
1514                 if(inp & GP2X_B)  {\r
1515                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))\r
1516                         {\r
1517                                 case MA_MAIN_RESUME_GAME:\r
1518                                         if (rom_data) {\r
1519                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1520                                                 engineState = PGS_Running;\r
1521                                                 return;\r
1522                                         }\r
1523                                         break;\r
1524                                 case MA_MAIN_SAVE_STATE:\r
1525                                         if (rom_data) {\r
1526                                                 if(savestate_menu_loop(0))\r
1527                                                         continue;\r
1528                                                 engineState = PGS_Running;\r
1529                                                 return;\r
1530                                         }\r
1531                                         break;\r
1532                                 case MA_MAIN_LOAD_STATE:\r
1533                                         if (rom_data) {\r
1534                                                 if(savestate_menu_loop(1))\r
1535                                                         continue;\r
1536                                                 engineState = PGS_Running;\r
1537                                                 return;\r
1538                                         }\r
1539                                         break;\r
1540                                 case MA_MAIN_RESET_GAME:\r
1541                                         if (rom_data) {\r
1542                                                 emu_ResetGame();\r
1543                                                 engineState = PGS_Running;\r
1544                                                 return;\r
1545                                         }\r
1546                                         break;\r
1547                                 case MA_MAIN_LOAD_ROM:\r
1548                                 {\r
1549                                         char curr_path[PATH_MAX], *selfname;\r
1550                                         FILE *tstf;\r
1551                                         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
1552                                         {\r
1553                                                 fclose(tstf);\r
1554                                                 strcpy(curr_path, currentConfig.lastRomFile);\r
1555                                         }\r
1556                                         else\r
1557                                                 getcwd(curr_path, PATH_MAX);\r
1558                                         selfname = romsel_loop(curr_path);\r
1559                                         if (selfname) {\r
1560                                                 printf("selected file: %s\n", selfname);\r
1561                                                 engineState = PGS_ReloadRom;\r
1562                                                 return;\r
1563                                         }\r
1564                                         break;\r
1565                                 }\r
1566                                 case MA_MAIN_OPTIONS:\r
1567                                         ret = menu_loop_options();\r
1568                                         if (ret == 1) continue; // status update\r
1569                                         if (engineState == PGS_ReloadRom)\r
1570                                                 return; // BIOS test\r
1571                                         break;\r
1572                                 case MA_MAIN_CONTROLS:\r
1573                                         kc_sel_loop();\r
1574                                         break;\r
1575                                 case MA_MAIN_CREDITS:\r
1576                                         draw_menu_credits();\r
1577                                         usleep(500*1000);\r
1578                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1579                                         break;\r
1580                                 case MA_MAIN_EXIT:\r
1581                                         engineState = PGS_Quit;\r
1582                                         return;\r
1583                                 case MA_MAIN_PATCHES:\r
1584                                         if (rom_data && PicoPatches) {\r
1585                                                 patches_menu_loop();\r
1586                                                 PicoPatchApply();\r
1587                                                 strcpy(menuErrorMsg, "Patches applied");\r
1588                                                 continue;\r
1589                                         }\r
1590                                         break;\r
1591                                 default:\r
1592                                         printf("%s: something unknown selected\n", __FUNCTION__);\r
1593                                         break;\r
1594                         }\r
1595                 }\r
1596                 menuErrorMsg[0] = 0; // clear error msg\r
1597         }\r
1598 }\r
1599 \r
1600 static void menu_darken_bg(void *dst, int pixels, int darker)\r
1601 {\r
1602         unsigned int *screen = dst;\r
1603         pixels /= 2;\r
1604         if (darker)\r
1605         {\r
1606                 while (pixels--)\r
1607                 {\r
1608                         unsigned int p = *screen;\r
1609                         *screen++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
1610                 }\r
1611         }\r
1612         else\r
1613         {\r
1614                 while (pixels--)\r
1615                 {\r
1616                         unsigned int p = *screen;\r
1617                         *screen++ = (p&0xf79ef79e)>>1;\r
1618                 }\r
1619         }\r
1620 }\r
1621 \r
1622 static void menu_prepare_bg(int use_game_bg)\r
1623 {\r
1624         if (use_game_bg)\r
1625         {\r
1626                 // darken the active framebuffer\r
1627                 memset(gp2x_screen, 0, 320*8*2);\r
1628                 menu_darken_bg((char *)gp2x_screen + 320*8*2, 320*224, 1);\r
1629                 memset((char *)gp2x_screen + 320*232*2, 0, 320*8*2);\r
1630         }\r
1631         else\r
1632         {\r
1633                 // should really only happen once, on startup..\r
1634                 readpng(gp2x_screen, "skin/background.png", READPNG_BG);\r
1635         }\r
1636 \r
1637         // copy to buffer2\r
1638         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
1639 }\r
1640 \r
1641 static void menu_gfx_prepare(void)\r
1642 {\r
1643         menu_prepare_bg(rom_data != NULL);\r
1644 \r
1645         // switch to 16bpp\r
1646         gp2x_video_changemode2(16);\r
1647         gp2x_video_RGB_setscaling(0, 320, 240);\r
1648         menu_flip();\r
1649 }\r
1650 \r
1651 \r
1652 void menu_loop(void)\r
1653 {\r
1654         menu_gfx_prepare();\r
1655 \r
1656         menu_loop_root();\r
1657 \r
1658         menuErrorMsg[0] = 0;\r
1659 }\r
1660 \r
1661 \r
1662 // --------- CD tray close menu ----------\r
1663 \r
1664 static void draw_menu_tray(int menu_sel)\r
1665 {\r
1666         int tl_x = 70, tl_y = 90, y;\r
1667         memset(gp2x_screen, 0, 320*240*2);\r
1668 \r
1669         text_out16(tl_x, 20, "The unit is about to");\r
1670         text_out16(tl_x, 30, "close the CD tray.");\r
1671 \r
1672         y = tl_y;\r
1673         text_out16(tl_x, y,       "Load new CD image");\r
1674         text_out16(tl_x, (y+=10), "Insert nothing");\r
1675 \r
1676         // draw cursor\r
1677         text_out16(tl_x - 16, tl_y + menu_sel*10, ">");\r
1678         // error\r
1679         if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);\r
1680         menu_flip();\r
1681 }\r
1682 \r
1683 \r
1684 int menu_loop_tray(void)\r
1685 {\r
1686         int menu_sel = 0, menu_sel_max = 1;\r
1687         unsigned long inp = 0;\r
1688         char curr_path[PATH_MAX], *selfname;\r
1689         FILE *tstf;\r
1690 \r
1691         gp2x_memset_all_buffers(0, 0, 320*240*2);\r
1692         menu_gfx_prepare();\r
1693 \r
1694         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
1695         {\r
1696                 fclose(tstf);\r
1697                 strcpy(curr_path, currentConfig.lastRomFile);\r
1698         }\r
1699         else\r
1700         {\r
1701                 getcwd(curr_path, PATH_MAX);\r
1702         }\r
1703 \r
1704         /* make sure action buttons are not pressed on entering menu */\r
1705         draw_menu_tray(menu_sel);\r
1706         while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1707 \r
1708         for (;;)\r
1709         {\r
1710                 draw_menu_tray(menu_sel);\r
1711                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B);\r
1712                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1713                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1714                 if(inp & GP2X_B   )  {\r
1715                         switch (menu_sel) {\r
1716                                 case 0: // select image\r
1717                                         selfname = romsel_loop(curr_path);\r
1718                                         if (selfname) {\r
1719                                                 int ret = -1, cd_type;\r
1720                                                 cd_type = emu_cdCheck(NULL);\r
1721                                                 if (cd_type > 0)\r
1722                                                         ret = Insert_CD(romFileName, cd_type == 2);\r
1723                                                 if (ret != 0) {\r
1724                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");\r
1725                                                         printf("%s\n", menuErrorMsg);\r
1726                                                         continue;\r
1727                                                 }\r
1728                                                 engineState = PGS_RestartRun;\r
1729                                                 return 1;\r
1730                                         }\r
1731                                         break;\r
1732                                 case 1: // insert nothing\r
1733                                         engineState = PGS_RestartRun;\r
1734                                         return 0;\r
1735                         }\r
1736                 }\r
1737                 menuErrorMsg[0] = 0; // clear error msg\r
1738         }\r
1739 }\r
1740 \r
1741 \r