drivers/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 "minimal.h"\r
  14 #include "usbjoy.h"\r
  15 #include "asmutils.h"\r
  16 #include "menu.h"\r
  17 #include "main.h"\r
  18 #include "fonts.h"\r
  19 #include "gp2x.h"\r
  20 \r
  21 #include "../../input.h"\r
  22 #include "../../state.h"\r
  23 \r
  24 #ifndef _DIRENT_HAVE_D_TYPE\r
  25 #error "need d_type for file browser\r
  26 #endif\r
  27 \r
  28 extern int GP2X_PORT_REV;\r
  29 extern char lastLoadedGameName[PATH_MAX];\r
  30 extern int mmuhack_status;\r
  31 extern int soundvol;\r
  32 extern uint8 Exit; // exit emu loop flag\r
  33 extern int InitSound(void);\r
  34 \r
  35 #define CONFIGURABLE_KEYS (GP2X_UP|GP2X_LEFT|GP2X_DOWN|GP2X_RIGHT|GP2X_START|GP2X_SELECT|GP2X_L|GP2X_R|GP2X_A|GP2X_B|GP2X_X|GP2X_Y|GP2X_PUSH)\r
  36 \r
  37 static char *gp2xKeyNames[] = {\r
  38         "UP",    "01???",  "LEFT", "03???", "DOWN", "05???", "RIGHT",    "07???",\r
  39         "START", "SELECT", "L",    "R",     "A",    "B",     "X",        "Y",\r
  40         "10???", "11???",  "12???","13???", "14???","15???", "VOL DOWN", "VOL UP",\r
  41         "18???", "19???",  "1a???","PUSH",  "1c???","1d???", "1e???",    "1f???"\r
  42 };\r
  43 \r
  44 char menuErrorMsg[40] = {0, };\r
  45 \r
  46 // TODO\r
  47 void gp2x_fceu_copy_bg(void)\r
  48 {\r
  49         memset(gp2x_screen, 0, 320*240*2);\r
  50 }\r
  51 \r
  52 // draws white text to current bbp15 screen\r
  53 static void gp2x_text_out15_(int x, int y, const char *text)\r
  54 {\r
  55         int i,l;\r
  56         unsigned short *screen = gp2x_screen;\r
  57 \r
  58         screen = screen + x + y*320;\r
  59 \r
  60         for (i = 0; i < strlen(text); i++)\r
  61         {\r
  62                 for (l=0;l<8;l++)\r
  63                 {\r
  64                         if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=0xffff;\r
  65                         if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=0xffff;\r
  66                         if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=0xffff;\r
  67                         if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=0xffff;\r
  68                         if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=0xffff;\r
  69                         if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=0xffff;\r
  70                         if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=0xffff;\r
  71                         if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=0xffff;\r
  72                 }\r
  73                 screen += 8;\r
  74         }\r
  75 }\r
  76 \r
  77 void gp2x_text_out15(int x, int y, const char *texto, ...)\r
  78 {\r
  79         va_list args;\r
  80         char    buffer[512];\r
  81 \r
  82         va_start(args,texto);\r
  83         vsprintf(buffer,texto,args);\r
  84         va_end(args);\r
  85 \r
  86         gp2x_text_out15_(x,y,buffer);\r
  87 }\r
  88 \r
  89 \r
  90 void gp2x_text_out15_lim(int x, int y, const char *texto, int max)\r
  91 {\r
  92         char    buffer[320/8+1];\r
  93 \r
  94         strncpy(buffer, texto, 320/8);\r
  95         if (max > 320/8) max = 320/8;\r
  96         if (max < 0) max = 0;\r
  97         buffer[max] = 0;\r
  98 \r
  99         gp2x_text_out15(x,y,buffer);\r
 100 }\r
 101 \r
 102 static void gp2x_smalltext16(int x, int y, const char *texto)\r
 103 {\r
 104         int i;\r
 105         unsigned char  *src;\r
 106         unsigned short *dst;\r
 107 \r
 108         for (i = 0;; i++, x += 6)\r
 109         {\r
 110                 unsigned char c = (unsigned char) texto[i];\r
 111                 int h = 8;\r
 112 \r
 113                 if (!c) break;\r
 114 \r
 115                 src = fontdata6x8[c];\r
 116                 dst = (unsigned short *)gp2x_screen + x + y*320;\r
 117 \r
 118                 while (h--)\r
 119                 {\r
 120                         int w = 0x20;\r
 121                         while (w)\r
 122                         {\r
 123                                 if( *src & w ) *dst = 0xffff;\r
 124                                 dst++;\r
 125                                 w>>=1;\r
 126                         }\r
 127                         src++;\r
 128 \r
 129                         dst += 320-6;\r
 130                 }\r
 131         }\r
 132 }\r
 133 \r
 134 static void gp2x_smalltext8_lim(int x, int y, const char *texto, int max)\r
 135 {\r
 136         char    buffer[320/6+1];\r
 137 \r
 138         strncpy(buffer, texto, 320/6);\r
 139         if (max > 320/6) max = 320/6;\r
 140         if (max < 0) max = 0;\r
 141         buffer[max] = 0;\r
 142 \r
 143         gp2x_smalltext16(x, y, buffer);\r
 144 }\r
 145 \r
 146 \r
 147 static unsigned long inp_prev = 0;\r
 148 static int inp_prevjoy = 0;\r
 149 \r
 150 static unsigned long wait_for_input(unsigned long interesting)\r
 151 {\r
 152         unsigned long ret;\r
 153         static int repeats = 0, wait = 50*1000;\r
 154         int release = 0, i;\r
 155 \r
 156         if (repeats == 2 || repeats == 4) wait /= 2;\r
 157         if (repeats == 6) wait = 15 * 1000;\r
 158 \r
 159         for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
 160                 if (i == 0) repeats++;\r
 161                 if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
 162                 else spend_cycles(wait * Settings.cpuclock);\r
 163         }\r
 164 \r
 165         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
 166                 usleep(50000);\r
 167                 release = 1;\r
 168         }\r
 169 \r
 170         if (release || ret != inp_prev) {\r
 171                 repeats = 0;\r
 172                 wait = 50*1000;\r
 173         }\r
 174         inp_prev = ret;\r
 175         inp_prevjoy = 0;\r
 176 \r
 177         // we don't need diagonals in menus\r
 178         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 179         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 180         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 181         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 182 \r
 183         return ret;\r
 184 }\r
 185 \r
 186 static unsigned long input2_read(unsigned long interesting, int *joy)\r
 187 {\r
 188         unsigned long ret;\r
 189         int i;\r
 190 \r
 191         do\r
 192         {\r
 193                 *joy = 0;\r
 194                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
 195                 gp2x_usbjoy_update();\r
 196                 for (i = 0; i < num_of_joys; i++) {\r
 197                         ret = gp2x_usbjoy_check2(i);\r
 198                         if (ret) { *joy = i + 1; break; }\r
 199                 }\r
 200                 if (ret) break;\r
 201         }\r
 202         while(0);\r
 203 \r
 204         return ret;\r
 205 }\r
 206 \r
 207 // similar to wait_for_input(), but returns joy num\r
 208 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 209 {\r
 210         unsigned long ret;\r
 211         const int wait = 300*1000;\r
 212         int i;\r
 213 \r
 214         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 215         for (i = 0; i < 6; i++) {\r
 216                 ret = input2_read(interesting, joy);\r
 217                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 218                 usleep(wait/6);\r
 219         }\r
 220 \r
 221         while ( !(ret = input2_read(interesting, joy)) ) {\r
 222                 usleep(50000);\r
 223         }\r
 224 \r
 225         inp_prev = ret;\r
 226         inp_prevjoy = *joy;\r
 227 \r
 228         return ret;\r
 229 }\r
 230 \r
 231 \r
 232 \r
 233 // -------------- ROM selector --------------\r
 234 \r
 235 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 236 {\r
 237         int start, i, pos;\r
 238 \r
 239         start = 12 - sel;\r
 240         n--; // exclude current dir (".")\r
 241 \r
 242         //memset(gp2x_screen, 0, 320*240);\r
 243         gp2x_fceu_copy_bg();\r
 244 \r
 245         if(start - 2 >= 0)\r
 246                 gp2x_smalltext8_lim(14, (start - 2)*10, curdir, 53-2);\r
 247         for (i = 0; i < n; i++) {\r
 248                 pos = start + i;\r
 249                 if (pos < 0)  continue;\r
 250                 if (pos > 23) break;\r
 251                 if (namelist[i+1]->d_type == DT_DIR) {\r
 252                         gp2x_smalltext8_lim(14,   pos*10, "/", 1);\r
 253                         gp2x_smalltext8_lim(14+6, pos*10, namelist[i+1]->d_name, 53-3);\r
 254                 } else {\r
 255                         gp2x_smalltext8_lim(14,   pos*10, namelist[i+1]->d_name, 53-2);\r
 256                 }\r
 257         }\r
 258         gp2x_text_out15(5, 120, ">");\r
 259         gp2x_video_flip();\r
 260 }\r
 261 \r
 262 static int scandir_cmp(const void *p1, const void *p2)\r
 263 {\r
 264         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 265         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 266         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 267         if ((*d2)->d_type == DT_DIR) return  1;\r
 268         return alphasort(d1, d2);\r
 269 }\r
 270 \r
 271 static char *filter_exts[] = {\r
 272         ".gpe", ".png", "ck.o", ".txt"\r
 273 };\r
 274 \r
 275 static int scandir_filter(const struct dirent *ent)\r
 276 {\r
 277         const char *p;\r
 278         int i;\r
 279 \r
 280         if (ent == NULL || ent->d_name == NULL) return 0;\r
 281         if (strlen(ent->d_name) < 5) return 1;\r
 282 \r
 283         p = ent->d_name + strlen(ent->d_name) - 4;\r
 284 \r
 285         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 286         {\r
 287                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 288         }\r
 289 \r
 290         return 1;\r
 291 }\r
 292 \r
 293 static char *romsel_loop(char *curr_path)\r
 294 {\r
 295         struct dirent **namelist;\r
 296         DIR *dir;\r
 297         int n, sel = 0;\r
 298         unsigned long inp = 0;\r
 299         char *ret = NULL, *fname = NULL;\r
 300 \r
 301         // is this a dir or a full path?\r
 302         if ((dir = opendir(curr_path))) {\r
 303                 closedir(dir);\r
 304         } else {\r
 305                 char *p;\r
 306                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 307                 *p = 0;\r
 308                 fname = p+1;\r
 309         }\r
 310 \r
 311         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 312         if (n < 0) {\r
 313                 // try root\r
 314                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 315                 if (n < 0) {\r
 316                         // oops, we failed\r
 317                         printf("dir: %s\n", curr_path);\r
 318                         perror("scandir");\r
 319                         return NULL;\r
 320                 }\r
 321         }\r
 322 \r
 323         // try to find sel\r
 324         if (fname != NULL) {\r
 325                 int i;\r
 326                 for (i = 1; i < n; i++) {\r
 327                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 328                                 sel = i - 1;\r
 329                                 break;\r
 330                         }\r
 331                 }\r
 332         }\r
 333 \r
 334         for (;;)\r
 335         {\r
 336                 draw_dirlist(curr_path, namelist, n, sel);\r
 337                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 338                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 339                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 340                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 341                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 342                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 343                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 344                 if(inp & GP2X_B)     { // enter dir/select\r
 345                         again:\r
 346                         if (namelist[sel+1]->d_type == DT_REG) {\r
 347                                 strcpy(lastLoadedGameName, curr_path);\r
 348                                 strcat(lastLoadedGameName, "/");\r
 349                                 strcat(lastLoadedGameName, namelist[sel+1]->d_name);\r
 350                                 ret = lastLoadedGameName;\r
 351                                 break;\r
 352                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 353                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 354                                 char *p, *newdir = malloc(newlen);\r
 355                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 356                                         char *start = curr_path;\r
 357                                         p = start + strlen(start) - 1;\r
 358                                         while (*p == '/' && p > start) p--;\r
 359                                         while (*p != '/' && p > start) p--;\r
 360                                         if (p <= start) strcpy(newdir, "/");\r
 361                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 362                                 } else {\r
 363                                         strcpy(newdir, curr_path);\r
 364                                         p = newdir + strlen(newdir) - 1;\r
 365                                         while (*p == '/' && p >= newdir) *p-- = 0;\r
 366                                         strcat(newdir, "/");\r
 367                                         strcat(newdir, namelist[sel+1]->d_name);\r
 368                                 }\r
 369                                 ret = romsel_loop(newdir);\r
 370                                 free(newdir);\r
 371                                 break;\r
 372                         } else {\r
 373                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 374                                 FILE *tstf; int tmp;\r
 375                                 strcpy(lastLoadedGameName, curr_path);\r
 376                                 strcat(lastLoadedGameName, "/");\r
 377                                 strcat(lastLoadedGameName, namelist[sel+1]->d_name);\r
 378                                 tstf = fopen(lastLoadedGameName, "rb");\r
 379                                 if (tstf != NULL)\r
 380                                 {\r
 381                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 382                                                 namelist[sel+1]->d_type = DT_REG;\r
 383                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 384                                         fclose(tstf);\r
 385                                         goto again;\r
 386                                 }\r
 387                         }\r
 388                 }\r
 389                 if(inp & GP2X_X) break; // cancel\r
 390         }\r
 391 \r
 392         if (n > 0) {\r
 393                 while(n--) free(namelist[n]);\r
 394                 free(namelist);\r
 395         }\r
 396 \r
 397         return ret;\r
 398 }\r
 399 \r
 400 // ------------ patch/gg menu ------------\r
 401 \r
 402 #if 0 // TODO?\r
 403 static void draw_patchlist(int sel)\r
 404 {\r
 405         int start, i, pos;\r
 406 \r
 407         start = 12 - sel;\r
 408 \r
 409         gp2x_fceu_copy_bg();\r
 410 \r
 411         for (i = 0; i < PicoPatchCount; i++) {\r
 412                 pos = start + i;\r
 413                 if (pos < 0)  continue;\r
 414                 if (pos > 23) break;\r
 415                 gp2x_smalltext8_lim(14,     pos*10, PicoPatches[i].active ? "ON " : "OFF", 3);\r
 416                 gp2x_smalltext8_lim(14+6*4, pos*10, PicoPatches[i].name, 53-6);\r
 417         }\r
 418         pos = start + i;\r
 419         if (pos < 24) gp2x_smalltext8_lim(14, pos*10, "done", 4);\r
 420 \r
 421         gp2x_text_out15(5, 120, ">");\r
 422         gp2x_video_flip();\r
 423 }\r
 424 \r
 425 \r
 426 void patches_menu_loop(void)\r
 427 {\r
 428         int menu_sel = 0;\r
 429         unsigned long inp = 0;\r
 430 \r
 431         for(;;)\r
 432         {\r
 433                 draw_patchlist(menu_sel);\r
 434                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 435                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }\r
 436                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }\r
 437                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 438                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }\r
 439                 if(inp & GP2X_B) { // action\r
 440                         if (menu_sel < PicoPatchCount)\r
 441                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;\r
 442                         else    return;\r
 443                 }\r
 444                 if(inp & GP2X_X) return;\r
 445         }\r
 446 \r
 447 }\r
 448 \r
 449 // ------------ savestate loader ------------\r
 450 \r
 451 static void menu_prepare_bg(void);\r
 452 \r
 453 static int state_slot_flags = 0;\r
 454 \r
 455 static void state_check_slots(void)\r
 456 {\r
 457         int slot;\r
 458 \r
 459         state_slot_flags = 0;\r
 460 \r
 461         for (slot = 0; slot < 10; slot++)\r
 462         {\r
 463                 if (emu_check_save_file(slot))\r
 464                 {\r
 465                         state_slot_flags |= 1 << slot;\r
 466                 }\r
 467         }\r
 468 }\r
 469 \r
 470 static void draw_savestate_bg(int slot)\r
 471 {\r
 472         struct PicoVideo tmp_pv;\r
 473         unsigned short tmp_cram[0x40];\r
 474         unsigned short tmp_vsram[0x40];\r
 475         void *tmp_vram, *file;\r
 476         char *fname;\r
 477 \r
 478         fname = emu_GetSaveFName(1, 0, slot);\r
 479         if (!fname) return;\r
 480 \r
 481         tmp_vram = malloc(sizeof(Pico.vram));\r
 482         if (tmp_vram == NULL) return;\r
 483 \r
 484         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 485         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 486         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 487         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 488 \r
 489         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 490                 file = gzopen(fname, "rb");\r
 491                 emu_set_save_cbs(1);\r
 492         } else {\r
 493                 file = fopen(fname, "rb");\r
 494                 emu_set_save_cbs(0);\r
 495         }\r
 496 \r
 497         if (file) {\r
 498                 if (PicoMCD & 1) {\r
 499                         PicoCdLoadStateGfx(file);\r
 500                 } else {\r
 501                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 502                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 503                         areaSeek(file, 0x2000, SEEK_CUR);\r
 504                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 505                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 506                         areaSeek(file, 0x221a0, SEEK_SET);\r
 507                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 508                 }\r
 509                 areaClose(file);\r
 510         }\r
 511 \r
 512         emu_forced_frame();\r
 513         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
 514         menu_prepare_bg();\r
 515 \r
 516         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 517         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 518         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 519         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 520         free(tmp_vram);\r
 521 }\r
 522 \r
 523 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 524 {\r
 525         int tl_x = 25, tl_y = 60, y, i;\r
 526 \r
 527         if (state_slot_flags & (1 << menu_sel))\r
 528                 draw_savestate_bg(menu_sel);\r
 529         gp2x_fceu_copy_bg();\r
 530 \r
 531         gp2x_text_out15(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 532 \r
 533         /* draw all 10 slots */\r
 534         y = tl_y;\r
 535         for (i = 0; i < 10; i++, y+=10)\r
 536         {\r
 537                 gp2x_text_out15(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 538         }\r
 539         gp2x_text_out15(tl_x, y, "back");\r
 540 \r
 541         // draw cursor\r
 542         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 543 \r
 544         gp2x_video_flip();\r
 545 }\r
 546 \r
 547 static int savestate_menu_loop(int is_loading)\r
 548 {\r
 549         int menu_sel = 10, menu_sel_max = 10;\r
 550         unsigned long inp = 0;\r
 551 \r
 552         state_check_slots();\r
 553 \r
 554         for(;;)\r
 555         {\r
 556                 draw_savestate_menu(menu_sel, is_loading);\r
 557                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 558                 if(inp & GP2X_UP  ) {\r
 559                         do {\r
 560                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 561                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 562                 }\r
 563                 if(inp & GP2X_DOWN) {\r
 564                         do {\r
 565                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 566                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 567                 }\r
 568                 if(inp & GP2X_B) { // save/load\r
 569                         if (menu_sel < 10) {\r
 570                                 state_slot = menu_sel;\r
 571                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 572                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 573                                         return 1;\r
 574                                 }\r
 575                                 return 0;\r
 576                         } else  return 1;\r
 577                 }\r
 578                 if(inp & GP2X_X) return 1;\r
 579         }\r
 580 }\r
 581 #endif\r
 582 \r
 583 // -------------- key config --------------\r
 584 \r
 585 static char *usb_joy_key_name(int joy, int num)\r
 586 {\r
 587         static char name[16];\r
 588         switch (num)\r
 589         {\r
 590                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 591                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 592                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 593                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 594                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 595         }\r
 596         return name;\r
 597 }\r
 598 \r
 599 static char *action_binds(int player_idx, int action_mask)\r
 600 {\r
 601         static char strkeys[32*5];\r
 602         int joy, i;\r
 603 \r
 604         strkeys[0] = 0;\r
 605         for (i = 0; i < 32; i++) // i is key index\r
 606         {\r
 607                 if (Settings.KeyBinds[i] & action_mask)\r
 608                 {\r
 609                         if (player_idx >= 0 && ((Settings.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 610                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 611                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 612                 }\r
 613         }\r
 614         for (joy = 0; joy < num_of_joys; joy++)\r
 615         {\r
 616                 for (i = 0; i < 32; i++)\r
 617                 {\r
 618                         if (Settings.JoyBinds[joy][i] & action_mask)\r
 619                         {\r
 620                                 if (player_idx >= 0 && ((Settings.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 621                                 if (strkeys[0]) {\r
 622                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 623                                         break;\r
 624                                 }\r
 625                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 626                         }\r
 627                 }\r
 628         }\r
 629 \r
 630         return strkeys;\r
 631 }\r
 632 \r
 633 static void unbind_action(int action)\r
 634 {\r
 635         int i, u;\r
 636 \r
 637         for (i = 0; i < 32; i++)\r
 638                 Settings.KeyBinds[i] &= ~action;\r
 639         for (u = 0; u < 4; u++)\r
 640                 for (i = 0; i < 32; i++)\r
 641                         Settings.JoyBinds[u][i] &= ~action;\r
 642 }\r
 643 \r
 644 static int count_bound_keys(int action, int is_joy)\r
 645 {\r
 646         int i, u, keys = 0;\r
 647 \r
 648         if (is_joy)\r
 649         {\r
 650                 for (u = 0; u < 4; u++)\r
 651                         for (i = 0; i < 32; i++)\r
 652                                 if (Settings.JoyBinds[u][i] & action) keys++;\r
 653         }\r
 654         else\r
 655         {\r
 656                 for (i = 0; i < 32; i++)\r
 657                         if (Settings.KeyBinds[i] & action) keys++;\r
 658         }\r
 659         return keys;\r
 660 }\r
 661 \r
 662 typedef struct { char *name; int mask; } bind_action_t;\r
 663 \r
 664 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
 665 {\r
 666         int x, y, tl_y = 40, i;\r
 667 \r
 668         gp2x_fceu_copy_bg();\r
 669         if (player_idx >= 0)\r
 670              gp2x_text_out15(80, 20, "Player %i controls", player_idx + 1);\r
 671         else gp2x_text_out15(80, 20, "Emulator controls");\r
 672 \r
 673         x = 40; y = tl_y;\r
 674         for (i = 0; i < opt_cnt; i++, y+=10)\r
 675                 gp2x_text_out15(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 676 \r
 677         gp2x_text_out15(x, y, "Done");\r
 678 \r
 679         // draw cursor\r
 680         gp2x_text_out15(x - 16, tl_y + sel*10, ">");\r
 681 \r
 682         if (sel < opt_cnt) {\r
 683                 gp2x_text_out15(30, 190, "Press a button to bind/unbind");\r
 684                 gp2x_text_out15(30, 200, "Use VOL+ to clear");\r
 685                 gp2x_text_out15(30, 210, "To bind UP/DOWN, hold VOL-");\r
 686                 gp2x_text_out15(30, 220, "Select \"Done\" to exit");\r
 687         } else {\r
 688                 gp2x_text_out15(30, 220, "Press B or X to exit");\r
 689         }\r
 690         gp2x_video_flip();\r
 691 }\r
 692 \r
 693 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
 694 {\r
 695         int joy = 0, sel = 0, menu_sel_max = opt_cnt, i;\r
 696         unsigned long inp = 0;\r
 697 \r
 698         for (;;)\r
 699         {\r
 700                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 701                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS|GP2X_VOL_DOWN|GP2X_VOL_UP, &joy);\r
 702                 // printf("got %08lX from joy %i\n", inp, joy);\r
 703                 if (joy == 0) {\r
 704                         if (!(inp & GP2X_VOL_DOWN)) {\r
 705                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 706                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 707                         }\r
 708                         if (sel >= opt_cnt) {\r
 709                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 710                                 else continue;\r
 711                         }\r
 712                         // if we are here, we want to bind/unbind something\r
 713                         if (inp & GP2X_VOL_UP)\r
 714                                 unbind_action(opts[sel].mask);\r
 715                         inp &= CONFIGURABLE_KEYS;\r
 716                         for (i = 0; i < 32; i++)\r
 717                                 if (inp & (1 << i)) {\r
 718                                         if (count_bound_keys(opts[sel].mask, 0) >= 2)\r
 719                                              Settings.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 720                                         else Settings.KeyBinds[i] ^=  opts[sel].mask;\r
 721                                         if (player_idx >= 0) {\r
 722                                                 Settings.KeyBinds[i] &= ~(3 << 16);\r
 723                                                 Settings.KeyBinds[i] |= player_idx << 16;\r
 724                                         }\r
 725                                 }\r
 726                 } else if (sel < opt_cnt) {\r
 727                         for (i = 0; i < 32; i++)\r
 728                                 if (inp & (1 << i)) {\r
 729                                         if (count_bound_keys(opts[sel].mask, 1) >= 1) // disallow combos for usbjoy\r
 730                                              Settings.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
 731                                         else Settings.JoyBinds[joy-1][i] ^=  opts[sel].mask;\r
 732                                         if (player_idx >= 0) {\r
 733                                                 Settings.JoyBinds[joy-1][i] &= ~(3 << 16);\r
 734                                                 Settings.JoyBinds[joy-1][i] |= player_idx << 16;\r
 735                                         }\r
 736                                 }\r
 737                 }\r
 738         }\r
 739 }\r
 740 \r
 741 static void draw_kc_sel(int menu_sel)\r
 742 {\r
 743         int tl_x = 25+40, tl_y = 60, y, i;\r
 744         char joyname[36];\r
 745 \r
 746         y = tl_y;\r
 747         gp2x_fceu_copy_bg();\r
 748         gp2x_text_out15(tl_x, y,       "Player 1");\r
 749         gp2x_text_out15(tl_x, (y+=10), "Player 2");\r
 750         gp2x_text_out15(tl_x, (y+=10), "Emulator controls");\r
 751         gp2x_text_out15(tl_x, (y+=10), "Done");\r
 752 \r
 753         // draw cursor\r
 754         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 755 \r
 756         tl_x = 25;\r
 757         gp2x_text_out15(tl_x, (y=110), "USB joys detected:");\r
 758         if (num_of_joys > 0) {\r
 759                 for (i = 0; i < num_of_joys; i++) {\r
 760                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
 761                         gp2x_text_out15(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
 762                 }\r
 763         } else {\r
 764                 gp2x_text_out15(tl_x, (y+=10), "none");\r
 765         }\r
 766 \r
 767         gp2x_video_flip();\r
 768 }\r
 769 \r
 770 // b_turbo,a_turbo  RLDU SEBA\r
 771 static bind_action_t ctrl_actions[] =\r
 772 {\r
 773         { "UP     ", 0x010 },\r
 774         { "DOWN   ", 0x020 },\r
 775         { "LEFT   ", 0x040 },\r
 776         { "RIGHT  ", 0x080 },\r
 777         { "A      ", 0x001 },\r
 778         { "B      ", 0x002 },\r
 779         { "A TURBO", 0x100 },\r
 780         { "B TURBO", 0x200 },\r
 781         { "START  ", 0x008 },\r
 782         { "SELECT ", 0x004 },\r
 783 };\r
 784 \r
 785 static bind_action_t emuctrl_actions[] =\r
 786 {\r
 787         { "Save State       ", 1<<31 },\r
 788         { "Load State       ", 1<<30 },\r
 789         { "Next State Slot  ", 1<<29 },\r
 790         { "Prev State Slot  ", 1<<28 },\r
 791         { "FDS Insert/Eject ", 1<<27 },\r
 792         { "FDS Select Disk  ", 1<<26 },\r
 793         { "VSUni Insert Coin", 1<<25 },\r
 794 };\r
 795 \r
 796 static void kc_sel_loop(void)\r
 797 {\r
 798         int menu_sel = 3, menu_sel_max = 3;\r
 799         unsigned long inp = 0;\r
 800 \r
 801         for(;;)\r
 802         {\r
 803                 draw_kc_sel(menu_sel);\r
 804                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 805                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 806                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 807                 if(inp & GP2X_B) {\r
 808                         switch (menu_sel) {\r
 809                                 case 0: key_config_loop(ctrl_actions, 10, 0); return;\r
 810                                 case 1: key_config_loop(ctrl_actions,  8, 1); return;\r
 811                                 case 2: key_config_loop(emuctrl_actions,\r
 812                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
 813                                 default: return;\r
 814                         }\r
 815                 }\r
 816                 if(inp & GP2X_X) return;\r
 817         }\r
 818 }\r
 819 \r
 820 \r
 821 // --------- FCEU options ----------\r
 822 \r
 823 extern int ntsccol,ntschue,ntsctint;\r
 824 extern int srendlinev[2];\r
 825 extern int erendlinev[2];\r
 826 extern int eoptions;\r
 827 \r
 828 \r
 829 static void int_incdec(int *p, int inc, int min, int max)\r
 830 {\r
 831         *p += inc;\r
 832         if      (*p < min) *p = min;\r
 833         else if (*p > max) *p = max;\r
 834 }\r
 835 \r
 836 static void draw_fcemenu_options(int menu_sel)\r
 837 {\r
 838         int tl_x = 25, tl_y = 60, y;\r
 839 \r
 840         y = tl_y;\r
 841         gp2x_fceu_copy_bg();\r
 842 \r
 843         gp2x_text_out15(tl_x,  y,      "NTSC Color Emulation       %s", ntsccol?"ON":"OFF");    // 0\r
 844         gp2x_text_out15(tl_x, (y+=10), "  Tint (default: 56)       %i", ntsctint);\r
 845         gp2x_text_out15(tl_x, (y+=10), "  Hue  (default: 72)       %i", ntschue);\r
 846         gp2x_text_out15(tl_x, (y+=10), "First visible line (NTSC)  %i", srendlinev[0]);\r
 847         gp2x_text_out15(tl_x, (y+=10), "Last visible line (NTSC)   %i", erendlinev[0]);\r
 848         gp2x_text_out15(tl_x, (y+=10), "First visible line (PAL)   %i", srendlinev[1]);         // 5\r
 849         gp2x_text_out15(tl_x, (y+=10), "Last visible line (PAL)    %i", erendlinev[1]);\r
 850         gp2x_text_out15(tl_x, (y+=10), "Clip 8 left/right columns  %s", (eoptions&EO_CLIPSIDES)?"ON":"OFF");\r
 851         gp2x_text_out15(tl_x, (y+=10), "Disable 8 sprite limit     %s", "TODO");\r
 852         gp2x_text_out15(tl_x, (y+=10), "Done");                                                 // 9\r
 853 \r
 854         // draw cursor\r
 855         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 856 \r
 857         gp2x_video_flip();\r
 858 }\r
 859 \r
 860 static void fcemenu_loop_options(void)\r
 861 {\r
 862         int menu_sel = 0, menu_sel_max = 9, i;\r
 863         unsigned long inp = 0;\r
 864 \r
 865         FCEUI_GetNTSCTH(&ntsctint, &ntschue);\r
 866 \r
 867         for(;;)\r
 868         {\r
 869                 draw_fcemenu_options(menu_sel);\r
 870                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
 871                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 872                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 873                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
 874                         switch (menu_sel) {\r
 875                                 case  0: ntsccol = !ntsccol; break;\r
 876                                 case  7: eoptions^=EO_CLIPSIDES; break;\r
 877                                 case  9: return;\r
 878                         }\r
 879                 }\r
 880                 if(inp & (GP2X_X|GP2X_A)) {\r
 881                         for(i=0;i<2;i++)\r
 882                         {\r
 883                                 if(srendlinev[i]<0 || srendlinev[i]>239) srendlinev[i]=0;\r
 884                                 if(erendlinev[i]<srendlinev[i] || erendlinev[i]>239) erendlinev[i]=239;\r
 885                         }\r
 886                         FCEUI_SetNTSCTH(ntsccol, ntsctint, ntschue);\r
 887                         FCEUI_SetRenderedLines(srendlinev[0],erendlinev[0],srendlinev[1],erendlinev[1]);\r
 888                         return;\r
 889                 }\r
 890                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
 891                         switch (menu_sel) {\r
 892                                 case  1: int_incdec(&ntsctint,      (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
 893                                 case  2: int_incdec(&ntschue,       (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
 894                                 case  3: int_incdec(&srendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
 895                                 case  4: int_incdec(&erendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
 896                                 case  5: int_incdec(&srendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
 897                                 case  6: int_incdec(&erendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
 898                         }\r
 899                 }\r
 900         }\r
 901 }\r
 902 \r
 903 // -------------- options --------------\r
 904 \r
 905 static void draw_menu_options(int menu_sel)\r
 906 {\r
 907         int tl_x = 25, tl_y = 32, y;\r
 908         char strframeskip[8], *strscaling, *strssconfirm;\r
 909         char *mms = mmuhack_status ? "active)  " : "inactive)";\r
 910 \r
 911         if (Settings.frameskip < 0)\r
 912              strcpy(strframeskip, "Auto");\r
 913         else sprintf(strframeskip, "%i", Settings.frameskip);\r
 914         switch (Settings.scaling) {\r
 915                 default: strscaling = "            OFF";   break;\r
 916                 case 1:  strscaling = "hw horizontal";     break;\r
 917                 case 2:  strscaling = "hw horiz. + vert."; break;\r
 918                 case 3:  strscaling = "sw horizontal";     break;\r
 919         }\r
 920         switch (Settings.sstate_confirm) {\r
 921                 default: strssconfirm = "OFF";    break;\r
 922                 case 1:  strssconfirm = "writes"; break;\r
 923                 case 2:  strssconfirm = "loads";  break;\r
 924                 case 3:  strssconfirm = "both";   break;\r
 925         }\r
 926 \r
 927         y = tl_y;\r
 928         gp2x_fceu_copy_bg();\r
 929 \r
 930         gp2x_text_out15(tl_x,  y,      "Scaling:       %s", strscaling);                                // 0\r
 931         gp2x_text_out15(tl_x, (y+=10), "Show FPS                   %s", Settings.showfps?"ON":"OFF");   // 1\r
 932         gp2x_text_out15(tl_x, (y+=10), "Frameskip                  %s", strframeskip);                  // 2\r
 933         gp2x_text_out15(tl_x, (y+=10), "Enable sound               %s", soundvol?"ON":"OFF");\r
 934         gp2x_text_out15(tl_x, (y+=10), "Sound Rate:           %5iHz", Settings.sound_rate);             // 4\r
 935         gp2x_text_out15(tl_x, (y+=10), "Force Region:              %s",\r
 936                 Settings.region_force == 2 ? "PAL" : Settings.region_force == 1 ? "NTSC" : "OFF");      // 5\r
 937         gp2x_text_out15(tl_x, (y+=10), "Use SRAM savestates        %s", "OFF");\r
 938         gp2x_text_out15(tl_x, (y+=10), "Turbo rate                 %iHz", (Settings.turbo_rate_add*60/2) >> 24);\r
 939         gp2x_text_out15(tl_x, (y+=10), "Confirm savestate          %s", strssconfirm);                  // 8\r
 940         gp2x_text_out15(tl_x, (y+=10), "Save slot                  %i", CurrentState);\r
 941         gp2x_text_out15(tl_x, (y+=10), "Faster RAM timings         %s", Settings.ramtimings?"ON":"OFF");\r
 942         gp2x_text_out15(tl_x, (y+=10), "squidgehack (now %s %s",   mms, Settings.mmuhack?"ON":"OFF");   // 11\r
 943         gp2x_text_out15(tl_x, (y+=10), "Gamma correction           %i.%02i", Settings.gamma / 100, Settings.gamma%100);\r
 944         gp2x_text_out15(tl_x, (y+=10), "GP2X CPU clock             %iMhz", Settings.cpuclock);          // 13\r
 945         gp2x_text_out15(tl_x, (y+=10), "[FCE Ultra options]");\r
 946         gp2x_text_out15(tl_x, (y+=10), "Save cfg as default");\r
 947         if (fceugi)\r
 948                 gp2x_text_out15(tl_x, (y+=10), "Save cfg for current game only");\r
 949 \r
 950         // draw cursor\r
 951         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 952 \r
 953         gp2x_video_flip();\r
 954 }\r
 955 \r
 956 static int sndrate_prevnext(int rate, int dir)\r
 957 {\r
 958         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
 959 \r
 960         for (i = 0; i < 5; i++)\r
 961                 if (rates[i] == rate) break;\r
 962 \r
 963         i += dir ? 1 : -1;\r
 964         if (i > 4) return dir ? 44100 : 22050;\r
 965         if (i < 0) return dir ? 11025 : 8000;\r
 966         return rates[i];\r
 967 }\r
 968 \r
 969 static void config_commit(void)\r
 970 {\r
 971         gp2x_cpuclock_gamma_update();\r
 972         if (Settings.region_force)\r
 973                 FCEUI_SetVidSystem(Settings.region_force - 1);\r
 974 }\r
 975 \r
 976 static int menu_loop_options(void)\r
 977 {\r
 978         static int menu_sel = 0;\r
 979         int menu_sel_max = 15;\r
 980         unsigned long inp = 0;\r
 981 \r
 982         if (fceugi) menu_sel_max++;\r
 983 \r
 984         for(;;)\r
 985         {\r
 986                 draw_menu_options(menu_sel);\r
 987                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
 988                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 989                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 990                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
 991                         switch (menu_sel) {\r
 992                                 case  1: Settings.showfps    = !Settings.showfps; break;\r
 993                                 case  3: soundvol = soundvol ? 0 : 100; break;\r
 994                                 case 10: Settings.ramtimings = !Settings.ramtimings; break;\r
 995                                 case 11: Settings.mmuhack    = !Settings.mmuhack; break;\r
 996                                 case 14: fcemenu_loop_options(); break;\r
 997                                 case 15: // done (update and write)\r
 998                                         config_commit();\r
 999                                         SaveConfig(NULL);\r
1000                                         return 1;\r
1001                                 case 16: // done (update and write for current game)\r
1002                                         config_commit();\r
1003                                         if (lastLoadedGameName[0])\r
1004                                                 SaveConfig(lastLoadedGameName);\r
1005                                         return 1;\r
1006                         }\r
1007                 }\r
1008                 if(inp & (GP2X_X|GP2X_A)) {\r
1009                         config_commit();\r
1010                         return 0;  // done (update, no write)\r
1011                 }\r
1012                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1013                         switch (menu_sel) {\r
1014                                 case  0: int_incdec(&Settings.scaling,   (inp & GP2X_LEFT) ? -1 : 1,  0,  3); break;\r
1015                                 case  2: int_incdec(&Settings.frameskip, (inp & GP2X_LEFT) ? -1 : 1, -1, 32); break;\r
1016                                 case  4:\r
1017                                         Settings.sound_rate = sndrate_prevnext(Settings.sound_rate, inp & GP2X_RIGHT);\r
1018                                         InitSound();\r
1019                                         break;\r
1020                                 case  5: int_incdec(&Settings.region_force,   (inp & GP2X_LEFT) ? -1 : 1, 0, 2); break;\r
1021                                 case  7: {\r
1022                                         int hz = Settings.turbo_rate_add*60/2 >> 24;\r
1023                                         int_incdec(&hz, (inp & GP2X_LEFT) ? -1 : 1, 1, 30);\r
1024                                         Settings.turbo_rate_add = (hz*2 << 24) / 60 + 1;\r
1025                                         break;\r
1026                                 }\r
1027                                 case  8: int_incdec(&Settings.sstate_confirm, (inp & GP2X_LEFT) ? -1 : 1, 0, 3); break;\r
1028                                 case  9: int_incdec(&CurrentState,            (inp & GP2X_LEFT) ? -1 : 1, 0, 9); break;\r
1029                                 case 12: int_incdec(&Settings.gamma,          (inp & GP2X_LEFT) ? -1 : 1, 0, 300); break;\r
1030                                 case 13:\r
1031                                         while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1032                                                 Settings.cpuclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1033                                                 if (Settings.cpuclock < 0) Settings.cpuclock = 0; // 0 ~ do not change\r
1034                                                 draw_menu_options(menu_sel);\r
1035                                                 usleep(50*1000);\r
1036                                         }\r
1037                                         break;\r
1038                         }\r
1039                 }\r
1040         }\r
1041 }\r
1042 \r
1043 // -------------- credits --------------\r
1044 \r
1045 static void draw_menu_credits(void)\r
1046 {\r
1047         char vstr[16];\r
1048 \r
1049         //int tl_x = 15, tl_y = 70;\r
1050         gp2x_fceu_copy_bg();\r
1051 \r
1052         sprintf(vstr, "GPFCE v" GP2X_PORT_VERSION " rev%i", GP2X_PORT_REV);\r
1053         gp2x_text_out15(20,  30, vstr);\r
1054         gp2x_text_out15(20,  40, "(c) notaz, 2007");\r
1055 \r
1056         gp2x_text_out15(20,  70, "Based on FCE Ultra versions");\r
1057         gp2x_text_out15(20,  80, "0.81 and 0.98.15");\r
1058 \r
1059         gp2x_text_out15(20, 110, "         - Credits - ");\r
1060         gp2x_text_out15(20, 130, "Bero: FCE");\r
1061         gp2x_text_out15(20, 140, "Xodnizel: FCE Ultra");\r
1062         gp2x_text_out15(20, 150, "zzhu8192: original port");\r
1063         gp2x_text_out15(20, 160, "rlyeh: minimal lib");\r
1064         gp2x_text_out15(20, 170, "Hermes, theoddbot, god_at_hell:");\r
1065         gp2x_text_out15(20, 180, "  cpuctrl, gamma libs");\r
1066         gp2x_text_out15(20, 190, "Squidge: squidgehack");\r
1067 \r
1068         gp2x_video_flip();\r
1069 }\r
1070 \r
1071 \r
1072 // -------------- root menu --------------\r
1073 \r
1074 static void draw_menu_root(int menu_sel)\r
1075 {\r
1076         int tl_x = 30, tl_y = 128, y;\r
1077         gp2x_fceu_copy_bg();\r
1078 \r
1079         y = tl_y;\r
1080         if (fceugi) {\r
1081                 gp2x_text_out15(tl_x, y,       "Resume game");\r
1082                 gp2x_text_out15(tl_x, (y+=10), "Save State");\r
1083                 gp2x_text_out15(tl_x, (y+=10), "Load State");\r
1084                 gp2x_text_out15(tl_x, (y+=10), "Reset game");\r
1085         } else {\r
1086                 y += 30;\r
1087         }\r
1088         gp2x_text_out15(tl_x, (y+=10), "Load new ROM");\r
1089         gp2x_text_out15(tl_x, (y+=10), "Options");\r
1090         gp2x_text_out15(tl_x, (y+=10), "Controls");\r
1091         gp2x_text_out15(tl_x, (y+=10), "Credits");\r
1092         gp2x_text_out15(tl_x, (y+=10), "Exit");\r
1093 // TODO\r
1094 //      if (PicoPatches)\r
1095 //              gp2x_text_out15(tl_x, (y+=10), "Patches / GameGenie");\r
1096 \r
1097         // draw cursor\r
1098         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
1099         // error\r
1100         if (menuErrorMsg[0]) gp2x_text_out15(1, 230, menuErrorMsg);\r
1101         else {\r
1102                 char vstr[16];\r
1103                 sprintf(vstr, "v" GP2X_PORT_VERSION " r%i", GP2X_PORT_REV);\r
1104                 gp2x_text_out15(320-strlen(vstr)*8-1, 230, vstr);\r
1105         }\r
1106         gp2x_video_flip();\r
1107 }\r
1108 \r
1109 \r
1110 static int menu_loop_root(void)\r
1111 {\r
1112         int ret, menu_sel_max = 8, menu_sel_min = 4;\r
1113         static int menu_sel = 4;\r
1114         unsigned long inp = 0;\r
1115         char curr_path[PATH_MAX], *selfname;\r
1116         FILE *tstf;\r
1117 \r
1118         if ( (tstf = fopen(lastLoadedGameName, "rb")) )\r
1119         {\r
1120                 fclose(tstf);\r
1121                 strncpy(curr_path, lastLoadedGameName, sizeof(curr_path));\r
1122                 curr_path[sizeof(curr_path)-1] = 0;\r
1123         }\r
1124         else\r
1125         {\r
1126                 getcwd(curr_path, PATH_MAX);\r
1127         }\r
1128 \r
1129         if (fceugi) menu_sel_min = 0;\r
1130 // TODO if (PicoPatches) menu_sel_max = 9;\r
1131         if (menu_sel < menu_sel_min || menu_sel > menu_sel_max)\r
1132                 menu_sel = menu_sel_min;\r
1133 \r
1134         /* make sure action buttons are not pressed on entering menu */\r
1135         draw_menu_root(menu_sel);\r
1136         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1137 \r
1138         for (;;)\r
1139         {\r
1140                 draw_menu_root(menu_sel);\r
1141                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
1142                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < menu_sel_min) menu_sel = menu_sel_max; }\r
1143                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = menu_sel_min; }\r
1144                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1145                         if (fceugi) {\r
1146                                 while (gp2x_joystick_read(1) & GP2X_X) usleep(50*1000); // wait until X is released\r
1147                                 Exit = 0;\r
1148                                 return 0;\r
1149                         }\r
1150                 }\r
1151                 if(inp & GP2X_B   )  {\r
1152                         switch (menu_sel) {\r
1153                                 case 0: // resume game\r
1154                                         if (fceugi) {\r
1155                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1156                                                 Exit = 0;\r
1157                                                 return 0;\r
1158                                         }\r
1159                                         break;\r
1160                                 case 1: // save state\r
1161                                         if (fceugi) {\r
1162                                                 /*if(savestate_menu_loop(0))\r
1163                                                         continue;*/\r
1164                                                 FCEUI_SaveState();\r
1165                                                 Exit = 0;\r
1166                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1167                                                 return 0;\r
1168                                         }\r
1169                                         break;\r
1170                                 case 2: // load state\r
1171                                         if (fceugi) {\r
1172                                                 /*if(savestate_menu_loop(1))\r
1173                                                         continue;*/\r
1174                                                 FCEUI_LoadState();\r
1175                                                 Exit = 0;\r
1176                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1177                                                 return 0;\r
1178                                         }\r
1179                                         break;\r
1180                                 case 3: // reset game\r
1181                                         if (fceugi) {\r
1182                                                 FCEU_DoSimpleCommand(FCEUNPCMD_RESET);\r
1183                                                 Exit = 0;\r
1184                                                 return 0;\r
1185                                         }\r
1186                                         break;\r
1187                                 case 4: // select rom\r
1188                                         selfname = romsel_loop(curr_path);\r
1189                                         if (selfname) {\r
1190                                                 printf("selected file: %s\n", selfname);\r
1191                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1192                                                 return 2;\r
1193                                         }\r
1194                                         break;\r
1195                                 case 5: // options\r
1196                                         ret = menu_loop_options();\r
1197                                         if (ret == 1) continue; // status update\r
1198                                         break;\r
1199                                 case 6: // controls\r
1200                                         kc_sel_loop();\r
1201                                         break;\r
1202                                 case 7: // credits\r
1203                                         draw_menu_credits();\r
1204                                         usleep(500*1000);\r
1205                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1206                                         break;\r
1207                                 case 8: // exit\r
1208                                         return 1;\r
1209                                 case 9: // patches/gg\r
1210                                         break;\r
1211                         }\r
1212                 }\r
1213                 menuErrorMsg[0] = 0; // clear error msg\r
1214         }\r
1215 }\r
1216 \r
1217 \r
1218 static void menu_prepare_bg(void)\r
1219 {\r
1220         // TODO...\r
1221 }\r
1222 \r
1223 static void menu_gfx_prepare(void)\r
1224 {\r
1225         menu_prepare_bg();\r
1226 \r
1227         // switch bpp\r
1228         gp2x_video_changemode(16);\r
1229         gp2x_video_set_offs(0);\r
1230         gp2x_video_RGB_setscaling(0, 320, 240);\r
1231         gp2x_video_flip();\r
1232 }\r
1233 \r
1234 \r
1235 int gp2x_menu_do(void)\r
1236 {\r
1237         int ret;\r
1238 \r
1239         menu_gfx_prepare();\r
1240 \r
1241         ret = menu_loop_root();\r
1242 \r
1243         menuErrorMsg[0] = 0;\r
1244 \r
1245         return ret;\r
1246 }\r
1247 \r
1248 \r