drivers/gp2x/menu.c

   1 // menu system for gpfce - FCE Ultra port\r
   2 // (c) Copyright 2006,2007 notaz, All rights reserved.\r
   3 \r
   4 #include <stdio.h>\r
   5 #include <string.h>\r
   6 #include <stdlib.h>\r
   7 #include <stdarg.h>\r
   8 #include <unistd.h>\r
   9 #include <dirent.h>\r
  10 \r
  11 #include "minimal.h"\r
  12 #include "usbjoy.h"\r
  13 #include "asmutils.h"\r
  14 #include "menu.h"\r
  15 #include "main.h"\r
  16 #include "fonts.h"\r
  17 #include "gp2x.h"\r
  18 \r
  19 #include "../../input.h"\r
  20 #include "../../state.h"\r
  21 #include "../../palette.h"\r
  22 #include "readpng.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 \r
  45 static char path_buffer[PATH_MAX];\r
  46 static unsigned short *menu_bg = 0;\r
  47 static int txt_xmin, txt_xmax, txt_ymin, txt_ymax;\r
  48 \r
  49 char menuErrorMsg[40] = {0, };\r
  50 \r
  51 static void menu_flip(void)\r
  52 {\r
  53         gp2x_video_flush_cache();\r
  54         gp2x_video_flip();\r
  55 }\r
  56 \r
  57 static void menu_darken_reset(void)\r
  58 {\r
  59         txt_xmin = 320; txt_xmax = 0;\r
  60         txt_ymin = 240; txt_ymax = 0;\r
  61 }\r
  62 \r
  63 static void gp2x_fceu_copy_bg(void)\r
  64 {\r
  65         if (menu_bg)\r
  66              memcpy(gp2x_screen, menu_bg, 320*240*2);\r
  67         else memset(gp2x_screen, 0, 320*240*2);\r
  68         menu_darken_reset();\r
  69 }\r
  70 \r
  71 static void menu_darken_text_bg(void)\r
  72 {\r
  73         int x, y, xmin, xmax, ymax;\r
  74         unsigned short *screen = gp2x_screen;\r
  75 \r
  76         xmin = txt_xmin - 3;\r
  77         if (xmin < 0) xmin = 0;\r
  78         xmax = txt_xmax + 2;\r
  79         if (xmax > 319) xmax = 319;\r
  80 \r
  81         y = txt_ymin - 3;\r
  82         if (y < 0) y = 0;\r
  83         ymax = txt_ymax + 2;\r
  84         if (ymax > 239) ymax = 239;\r
  85 \r
  86         for (x = xmin; x <= xmax; x++)\r
  87                 screen[y*320+x] = 0xa514;\r
  88         for (y++; y < ymax; y++)\r
  89         {\r
  90                 screen[y*320+xmin] = 0xffff;\r
  91                 for (x = xmin+1; x < xmax; x++)\r
  92                 {\r
  93                         unsigned int p = screen[y*320+x];\r
  94                         if (p != 0xffff)\r
  95                                 screen[y*320+x] = ((p&0xf79e)>>1) - ((p&0xc618)>>3);\r
  96                 }\r
  97                 screen[y*320+xmax] = 0xffff;\r
  98         }\r
  99         for (x = xmin; x <= xmax; x++)\r
 100                 screen[y*320+x] = 0xffff;\r
 101 }\r
 102 \r
 103 static void gp2x_fceu_darken_all(void)\r
 104 {\r
 105         unsigned int *screen = gp2x_screen;\r
 106         int count = 320*240/2;\r
 107 \r
 108         while (count--)\r
 109         {\r
 110                 unsigned int p = screen[count];\r
 111                 screen[count] = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
 112         }\r
 113 }\r
 114 \r
 115 // draws white text to current bbp15 screen\r
 116 static void gp2x_text_out15_(int x, int y, const char *text)\r
 117 {\r
 118         int i,l;\r
 119         unsigned short *screen = gp2x_screen;\r
 120 \r
 121         screen = screen + x + y*320;\r
 122 \r
 123         for (i = 0; i < strlen(text); i++)\r
 124         {\r
 125                 for (l=0;l<8;l++)\r
 126                 {\r
 127                         if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=0xffff;\r
 128                         if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=0xffff;\r
 129                         if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=0xffff;\r
 130                         if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=0xffff;\r
 131                         if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=0xffff;\r
 132                         if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=0xffff;\r
 133                         if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=0xffff;\r
 134                         if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=0xffff;\r
 135                 }\r
 136                 screen += 8;\r
 137         }\r
 138         if (x < txt_xmin) txt_xmin = x;\r
 139         if (x+i*8 > txt_xmax) txt_xmax = x+i*8;\r
 140         if (y < txt_ymin) txt_ymin = y;\r
 141         if (y+8   > txt_ymax) txt_ymax = y+8;\r
 142 }\r
 143 \r
 144 void gp2x_text_out15(int x, int y, const char *texto, ...)\r
 145 {\r
 146         va_list args;\r
 147         char    buffer[512];\r
 148 \r
 149         va_start(args,texto);\r
 150         vsprintf(buffer,texto,args);\r
 151         va_end(args);\r
 152 \r
 153         gp2x_text_out15_(x,y,buffer);\r
 154 }\r
 155 \r
 156 \r
 157 void gp2x_text_out15_lim(int x, int y, const char *texto, int max)\r
 158 {\r
 159         char    buffer[320/8+1];\r
 160 \r
 161         strncpy(buffer, texto, 320/8);\r
 162         if (max > 320/8) max = 320/8;\r
 163         if (max < 0) max = 0;\r
 164         buffer[max] = 0;\r
 165 \r
 166         gp2x_text_out15(x,y,buffer);\r
 167 }\r
 168 \r
 169 static void gp2x_smalltext16(int x, int y, const char *texto, unsigned short color)\r
 170 {\r
 171         int i;\r
 172         unsigned char  *src;\r
 173         unsigned short *dst;\r
 174 \r
 175         for (i = 0;; i++, x += 6)\r
 176         {\r
 177                 unsigned char c = (unsigned char) texto[i];\r
 178                 int h = 8;\r
 179 \r
 180                 if (!c) break;\r
 181 \r
 182                 src = fontdata6x8[c];\r
 183                 dst = (unsigned short *)gp2x_screen + x + y*320;\r
 184 \r
 185                 while (h--)\r
 186                 {\r
 187                         int w = 0x20;\r
 188                         while (w)\r
 189                         {\r
 190                                 if( *src & w ) *dst = color;\r
 191                                 dst++;\r
 192                                 w>>=1;\r
 193                         }\r
 194                         src++;\r
 195 \r
 196                         dst += 320-6;\r
 197                 }\r
 198         }\r
 199 }\r
 200 \r
 201 static void gp2x_smalltext16_lim(int x, int y, const char *texto, unsigned short color, int max)\r
 202 {\r
 203         char    buffer[320/6+1];\r
 204 \r
 205         strncpy(buffer, texto, 320/6);\r
 206         if (max > 320/6) max = 320/6;\r
 207         if (max < 0) max = 0;\r
 208         buffer[max] = 0;\r
 209 \r
 210         gp2x_smalltext16(x, y, buffer, color);\r
 211 }\r
 212 \r
 213 \r
 214 static unsigned long inp_prev = 0;\r
 215 static int inp_prevjoy = 0;\r
 216 \r
 217 static unsigned long wait_for_input(unsigned long interesting)\r
 218 {\r
 219         unsigned long ret;\r
 220         static int repeats = 0, wait = 50*1000;\r
 221         int release = 0, i;\r
 222 \r
 223         if (repeats == 2 || repeats == 4) wait /= 2;\r
 224         if (repeats == 6) wait = 15 * 1000;\r
 225 \r
 226         for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
 227                 if (i == 0) repeats++;\r
 228                 if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
 229                 else spend_cycles(wait * Settings.cpuclock);\r
 230         }\r
 231 \r
 232         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
 233                 usleep(50000);\r
 234                 release = 1;\r
 235         }\r
 236 \r
 237         if (release || ret != inp_prev) {\r
 238                 repeats = 0;\r
 239                 wait = 50*1000;\r
 240         }\r
 241         inp_prev = ret;\r
 242         inp_prevjoy = 0;\r
 243 \r
 244         // we don't need diagonals in menus\r
 245         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 246         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 247         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 248         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 249 \r
 250         return ret;\r
 251 }\r
 252 \r
 253 static unsigned long input2_read(unsigned long interesting, int *joy)\r
 254 {\r
 255         unsigned long ret;\r
 256         int i;\r
 257 \r
 258         do\r
 259         {\r
 260                 *joy = 0;\r
 261                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
 262                 gp2x_usbjoy_update();\r
 263                 for (i = 0; i < num_of_joys; i++) {\r
 264                         ret = gp2x_usbjoy_check2(i);\r
 265                         if (ret) { *joy = i + 1; break; }\r
 266                 }\r
 267                 if (ret) break;\r
 268         }\r
 269         while(0);\r
 270 \r
 271         return ret;\r
 272 }\r
 273 \r
 274 // similar to wait_for_input(), but returns joy num\r
 275 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 276 {\r
 277         unsigned long ret;\r
 278         const int wait = 300*1000;\r
 279         int i;\r
 280 \r
 281         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 282         for (i = 0; i < 6; i++) {\r
 283                 ret = input2_read(interesting, joy);\r
 284                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 285                 usleep(wait/6);\r
 286         }\r
 287 \r
 288         while ( !(ret = input2_read(interesting, joy)) ) {\r
 289                 usleep(50000);\r
 290         }\r
 291 \r
 292         inp_prev = ret;\r
 293         inp_prevjoy = *joy;\r
 294 \r
 295         return ret;\r
 296 }\r
 297 \r
 298 \r
 299 \r
 300 // -------------- ROM selector --------------\r
 301 \r
 302 // rrrr rggg gggb bbbb\r
 303 static unsigned short file2color(const char *fname)\r
 304 {\r
 305         const char *ext = fname + strlen(fname) - 3;\r
 306         static const char *rom_exts[]   = { "zip", "nes", "fds", "unf", "nez", "nif" }; // nif is for unif\r
 307         static const char *other_exts[] = { "nsf", "ips", "fcm" };\r
 308         int i;\r
 309 \r
 310         if (ext < fname) ext = fname;\r
 311         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)\r
 312                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff;\r
 313         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)\r
 314                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;\r
 315         return 0xffff;\r
 316 }\r
 317 \r
 318 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 319 {\r
 320         int start, i, pos;\r
 321 \r
 322         start = 12 - sel;\r
 323         n--; // exclude current dir (".")\r
 324 \r
 325         gp2x_fceu_copy_bg();\r
 326         gp2x_fceu_darken_all();\r
 327 \r
 328         if(start - 2 >= 0)\r
 329                 gp2x_smalltext16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);\r
 330         for (i = 0; i < n; i++) {\r
 331                 pos = start + i;\r
 332                 if (pos < 0)  continue;\r
 333                 if (pos > 23) break;\r
 334                 if (namelist[i+1]->d_type == DT_DIR) {\r
 335                         gp2x_smalltext16_lim(14,   pos*10, "/", 0xfff6, 1);\r
 336                         gp2x_smalltext16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xfff6, 53-3);\r
 337                 } else {\r
 338                         unsigned short color = file2color(namelist[i+1]->d_name);\r
 339                         gp2x_smalltext16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);\r
 340                 }\r
 341         }\r
 342         gp2x_text_out15(5, 120, ">");\r
 343         menu_flip();\r
 344 }\r
 345 \r
 346 static int scandir_cmp(const void *p1, const void *p2)\r
 347 {\r
 348         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 349         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 350         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 351         if ((*d2)->d_type == DT_DIR) return  1;\r
 352         return alphasort(d1, d2);\r
 353 }\r
 354 \r
 355 static char *filter_exts[] = {\r
 356         ".gpe", ".png", "ck.o", ".txt"\r
 357 };\r
 358 \r
 359 static int scandir_filter(const struct dirent *ent)\r
 360 {\r
 361         const char *p;\r
 362         int i;\r
 363 \r
 364         if (ent == NULL || ent->d_name == NULL) return 0;\r
 365         if (strlen(ent->d_name) < 5) return 1;\r
 366 \r
 367         p = ent->d_name + strlen(ent->d_name) - 4;\r
 368 \r
 369         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 370         {\r
 371                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 372         }\r
 373 \r
 374         return 1;\r
 375 }\r
 376 \r
 377 static char *filesel_loop(char *curr_path, char *final_dest)\r
 378 {\r
 379         struct dirent **namelist;\r
 380         DIR *dir;\r
 381         int n, newlen, sel = 0;\r
 382         unsigned long inp = 0;\r
 383         char *ret = NULL, *fname = NULL;\r
 384 \r
 385         // is this a dir or a full path?\r
 386         if ((dir = opendir(curr_path))) {\r
 387                 closedir(dir);\r
 388         } else {\r
 389                 char *p;\r
 390                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 391                 *p = 0;\r
 392                 fname = p+1;\r
 393         }\r
 394 \r
 395         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 396         if (n < 0) {\r
 397                 // try root\r
 398                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 399                 if (n < 0) {\r
 400                         // oops, we failed\r
 401                         printf("dir: %s\n", curr_path);\r
 402                         perror("scandir");\r
 403                         return NULL;\r
 404                 }\r
 405         }\r
 406 \r
 407         // try to find sel\r
 408         if (fname != NULL) {\r
 409                 int i;\r
 410                 for (i = 1; i < n; i++) {\r
 411                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 412                                 sel = i - 1;\r
 413                                 break;\r
 414                         }\r
 415                 }\r
 416         }\r
 417 \r
 418         for (;;)\r
 419         {\r
 420                 draw_dirlist(curr_path, namelist, n, sel);\r
 421                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 422                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 423                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 424                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 425                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 426                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 427                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 428                 if(inp & GP2X_B)     { // enter dir/select\r
 429                         again:\r
 430                         newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 431                         if (namelist[sel+1]->d_type == DT_REG) { // file selected\r
 432                                 if (final_dest == NULL) final_dest = malloc(newlen);\r
 433                                 if (final_dest == NULL) break;\r
 434                                 strcpy(final_dest, curr_path);\r
 435                                 strcat(final_dest, "/");\r
 436                                 strcat(final_dest, namelist[sel+1]->d_name);\r
 437                                 ret = final_dest;\r
 438                                 break;\r
 439                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 440                                 char *p, *newdir = malloc(newlen);\r
 441                                 if (newdir == NULL) break;\r
 442                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 443                                         char *start = curr_path;\r
 444                                         p = start + strlen(start) - 1;\r
 445                                         while (*p == '/' && p > start) p--;\r
 446                                         while (*p != '/' && p > start) p--;\r
 447                                         if (p <= start) strcpy(newdir, "/");\r
 448                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 449                                 } else {\r
 450                                         strcpy(newdir, curr_path);\r
 451                                         p = newdir + strlen(newdir) - 1;\r
 452                                         while (p >= newdir && *p == '/') *p-- = 0;\r
 453                                         strcat(newdir, "/");\r
 454                                         strcat(newdir, namelist[sel+1]->d_name);\r
 455                                 }\r
 456                                 ret = filesel_loop(newdir, final_dest);\r
 457                                 free(newdir);\r
 458                                 break;\r
 459                         } else {\r
 460                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 461                                 char *tstfn; FILE *tstf; int tmp;\r
 462                                 tstfn = malloc(newlen);\r
 463                                 if (tstfn == NULL) break;\r
 464                                 strcpy(tstfn, curr_path);\r
 465                                 strcat(tstfn, "/");\r
 466                                 strcat(tstfn, namelist[sel+1]->d_name);\r
 467                                 tstf = fopen(tstfn, "rb");\r
 468                                 free(tstfn);\r
 469                                 if (tstf != NULL)\r
 470                                 {\r
 471                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 472                                                 namelist[sel+1]->d_type = DT_REG;\r
 473                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 474                                         fclose(tstf);\r
 475                                         goto again;\r
 476                                 }\r
 477                         }\r
 478                 }\r
 479                 if(inp & GP2X_X) break; // cancel\r
 480         }\r
 481 \r
 482         if (n > 0) {\r
 483                 while(n--) free(namelist[n]);\r
 484                 free(namelist);\r
 485         }\r
 486 \r
 487         return ret;\r
 488 }\r
 489 \r
 490 // ------------ patch/gg menu ------------\r
 491 \r
 492 extern void *cheats;\r
 493 static int cheat_count = 0, cheat_start, cheat_pos;\r
 494 \r
 495 static int countcallb(char *name, uint32 a, uint8 v, int compare, int s, int type, void *data)\r
 496 {\r
 497         cheat_count++;\r
 498         return 1;\r
 499 }\r
 500 \r
 501 static int clistcallb(char *name, uint32 a, uint8 v, int compare, int s, int type, void *data)\r
 502 {\r
 503         int pos;\r
 504 \r
 505         pos = cheat_start + cheat_pos;\r
 506         cheat_pos++;\r
 507         if (pos < 0)  return 1;\r
 508         if (pos > 23) return 0;\r
 509 \r
 510         gp2x_smalltext16_lim(14,     pos*10, s ? "ON " : "OFF", 0xffff, 3);\r
 511         gp2x_smalltext16_lim(14+6*4, pos*10, type ? "S" : "R", 0xffff, 1);\r
 512         gp2x_smalltext16_lim(14+6*6, pos*10, name, 0xffff, 53-8);\r
 513 \r
 514         return 1;\r
 515 }\r
 516 \r
 517 static void draw_patchlist(int sel)\r
 518 {\r
 519         int pos;\r
 520 \r
 521         gp2x_fceu_copy_bg();\r
 522         gp2x_fceu_darken_all();\r
 523 \r
 524         cheat_start = 12 - sel;\r
 525         cheat_pos = 0;\r
 526         FCEUI_ListCheats(clistcallb,0);\r
 527 \r
 528         pos = cheat_start + cheat_pos;\r
 529         if (pos < 24) gp2x_smalltext16_lim(14, pos*10, "done", 0xffff, 4);\r
 530 \r
 531         gp2x_text_out15(5, 120, ">");\r
 532         menu_flip();\r
 533 }\r
 534 \r
 535 void patches_menu_loop(void)\r
 536 {\r
 537         int menu_sel = 0;\r
 538         unsigned long inp = 0;\r
 539 \r
 540         cheat_count = 0;\r
 541         FCEUI_ListCheats(countcallb,0);\r
 542 \r
 543         for(;;)\r
 544         {\r
 545                 draw_patchlist(menu_sel);\r
 546                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 547                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = cheat_count; }\r
 548                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > cheat_count) menu_sel = 0; }\r
 549                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 550                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > cheat_count) menu_sel = cheat_count; }\r
 551                 if(inp & GP2X_B) { // action\r
 552                         if (menu_sel < cheat_count)\r
 553                              FCEUI_ToggleCheat(menu_sel);\r
 554                         else return;\r
 555                 }\r
 556                 if(inp & GP2X_X) return;\r
 557         }\r
 558 \r
 559 }\r
 560 \r
 561 // ------------ savestate loader ------------\r
 562 \r
 563 #if 0\r
 564 static void menu_prepare_bg(void);\r
 565 \r
 566 static int state_slot_flags = 0;\r
 567 \r
 568 static void state_check_slots(void)\r
 569 {\r
 570         int slot;\r
 571 \r
 572         state_slot_flags = 0;\r
 573 \r
 574         for (slot = 0; slot < 10; slot++)\r
 575         {\r
 576                 if (emu_check_save_file(slot))\r
 577                 {\r
 578                         state_slot_flags |= 1 << slot;\r
 579                 }\r
 580         }\r
 581 }\r
 582 \r
 583 static void draw_savestate_bg(int slot)\r
 584 {\r
 585         struct PicoVideo tmp_pv;\r
 586         unsigned short tmp_cram[0x40];\r
 587         unsigned short tmp_vsram[0x40];\r
 588         void *tmp_vram, *file;\r
 589         char *fname;\r
 590 \r
 591         fname = emu_GetSaveFName(1, 0, slot);\r
 592         if (!fname) return;\r
 593 \r
 594         tmp_vram = malloc(sizeof(Pico.vram));\r
 595         if (tmp_vram == NULL) return;\r
 596 \r
 597         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 598         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 599         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 600         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 601 \r
 602         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 603                 file = gzopen(fname, "rb");\r
 604                 emu_set_save_cbs(1);\r
 605         } else {\r
 606                 file = fopen(fname, "rb");\r
 607                 emu_set_save_cbs(0);\r
 608         }\r
 609 \r
 610         if (file) {\r
 611                 if (PicoMCD & 1) {\r
 612                         PicoCdLoadStateGfx(file);\r
 613                 } else {\r
 614                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 615                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 616                         areaSeek(file, 0x2000, SEEK_CUR);\r
 617                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 618                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 619                         areaSeek(file, 0x221a0, SEEK_SET);\r
 620                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 621                 }\r
 622                 areaClose(file);\r
 623         }\r
 624 \r
 625         emu_forced_frame();\r
 626         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
 627         menu_prepare_bg();\r
 628 \r
 629         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 630         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 631         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 632         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 633         free(tmp_vram);\r
 634 }\r
 635 \r
 636 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 637 {\r
 638         int tl_x = 25, tl_y = 60, y, i;\r
 639 \r
 640         if (state_slot_flags & (1 << menu_sel))\r
 641                 draw_savestate_bg(menu_sel);\r
 642         gp2x_fceu_copy_bg();\r
 643 \r
 644         gp2x_text_out15(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 645 \r
 646         /* draw all 10 slots */\r
 647         y = tl_y;\r
 648         for (i = 0; i < 10; i++, y+=10)\r
 649         {\r
 650                 gp2x_text_out15(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 651         }\r
 652         gp2x_text_out15(tl_x, y, "back");\r
 653 \r
 654         // draw cursor\r
 655         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 656 \r
 657         menu_flip();\r
 658 }\r
 659 \r
 660 static int savestate_menu_loop(int is_loading)\r
 661 {\r
 662         int menu_sel = 10, menu_sel_max = 10;\r
 663         unsigned long inp = 0;\r
 664 \r
 665         state_check_slots();\r
 666 \r
 667         for(;;)\r
 668         {\r
 669                 draw_savestate_menu(menu_sel, is_loading);\r
 670                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 671                 if(inp & GP2X_UP  ) {\r
 672                         do {\r
 673                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 674                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 675                 }\r
 676                 if(inp & GP2X_DOWN) {\r
 677                         do {\r
 678                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 679                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 680                 }\r
 681                 if(inp & GP2X_B) { // save/load\r
 682                         if (menu_sel < 10) {\r
 683                                 state_slot = menu_sel;\r
 684                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 685                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 686                                         return 1;\r
 687                                 }\r
 688                                 return 0;\r
 689                         } else  return 1;\r
 690                 }\r
 691                 if(inp & GP2X_X) return 1;\r
 692         }\r
 693 }\r
 694 #endif\r
 695 \r
 696 // -------------- key config --------------\r
 697 \r
 698 static char *usb_joy_key_name(int joy, int num)\r
 699 {\r
 700         static char name[16];\r
 701         switch (num)\r
 702         {\r
 703                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 704                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 705                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 706                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 707                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 708         }\r
 709         return name;\r
 710 }\r
 711 \r
 712 static char *action_binds(int player_idx, int action_mask)\r
 713 {\r
 714         static char strkeys[32*5];\r
 715         int joy, i;\r
 716 \r
 717         strkeys[0] = 0;\r
 718         for (i = 0; i < 32; i++) // i is key index\r
 719         {\r
 720                 if (Settings.KeyBinds[i] & action_mask)\r
 721                 {\r
 722                         if (player_idx >= 0 && ((Settings.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 723                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 724                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 725                 }\r
 726         }\r
 727         for (joy = 0; joy < num_of_joys; joy++)\r
 728         {\r
 729                 for (i = 0; i < 32; i++)\r
 730                 {\r
 731                         if (Settings.JoyBinds[joy][i] & action_mask)\r
 732                         {\r
 733                                 if (player_idx >= 0 && ((Settings.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 734                                 if (strkeys[0]) {\r
 735                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 736                                         break;\r
 737                                 }\r
 738                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 739                         }\r
 740                 }\r
 741         }\r
 742 \r
 743         return strkeys;\r
 744 }\r
 745 \r
 746 static void unbind_action(int action)\r
 747 {\r
 748         int i, u;\r
 749 \r
 750         for (i = 0; i < 32; i++)\r
 751                 Settings.KeyBinds[i] &= ~action;\r
 752         for (u = 0; u < 4; u++)\r
 753                 for (i = 0; i < 32; i++)\r
 754                         Settings.JoyBinds[u][i] &= ~action;\r
 755 }\r
 756 \r
 757 static int count_bound_keys(int action, int joy)\r
 758 {\r
 759         int i, keys = 0;\r
 760 \r
 761         if (joy)\r
 762         {\r
 763                 for (i = 0; i < 32; i++)\r
 764                         if (Settings.JoyBinds[joy-1][i] & action) keys++;\r
 765         }\r
 766         else\r
 767         {\r
 768                 for (i = 0; i < 32; i++)\r
 769                         if (Settings.KeyBinds[i] & action) keys++;\r
 770         }\r
 771         return keys;\r
 772 }\r
 773 \r
 774 typedef struct { char *name; int mask; } bind_action_t;\r
 775 \r
 776 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
 777 {\r
 778         int x, y, tl_y = 40, i;\r
 779 \r
 780         gp2x_fceu_copy_bg();\r
 781         if (player_idx >= 0)\r
 782              gp2x_text_out15(80, 20, "Player %i controls", player_idx + 1);\r
 783         else gp2x_text_out15(80, 20, "Emulator controls");\r
 784 \r
 785         x = 40; y = tl_y;\r
 786         for (i = 0; i < opt_cnt; i++, y+=10)\r
 787                 gp2x_text_out15(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 788 \r
 789         gp2x_text_out15(x, y, "Done");\r
 790 \r
 791         // draw cursor\r
 792         gp2x_text_out15(x - 16, tl_y + sel*10, ">");\r
 793 \r
 794         menu_darken_text_bg();\r
 795         menu_darken_reset();\r
 796 \r
 797         if (sel < opt_cnt) {\r
 798                 gp2x_text_out15(30, 190, "Press a button to bind/unbind");\r
 799                 gp2x_text_out15(30, 200, "Use VOL+ to clear");\r
 800                 gp2x_text_out15(30, 210, "To bind UP/DOWN, hold VOL-");\r
 801                 gp2x_text_out15(30, 220, "Select \"Done\" to exit");\r
 802         } else {\r
 803                 gp2x_text_out15(30, 200, "Use Options -> Save cfg");\r
 804                 gp2x_text_out15(30, 210, "to save controls");\r
 805                 gp2x_text_out15(30, 220, "Press B or X to exit");\r
 806         }\r
 807         menu_darken_text_bg();\r
 808         menu_flip();\r
 809 }\r
 810 \r
 811 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
 812 {\r
 813         int joy = 0, sel = 0, menu_sel_max = opt_cnt, i;\r
 814         unsigned long inp = 0;\r
 815 \r
 816         for (;;)\r
 817         {\r
 818                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 819                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS|GP2X_VOL_DOWN|GP2X_VOL_UP, &joy);\r
 820                 // printf("got %08lX from joy %i\n", inp, joy);\r
 821                 if (joy == 0) {\r
 822                         if (!(inp & GP2X_VOL_DOWN)) {\r
 823                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 824                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 825                         }\r
 826                         if (sel >= opt_cnt) {\r
 827                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 828                                 else continue;\r
 829                         }\r
 830                         // if we are here, we want to bind/unbind something\r
 831                         if (inp & GP2X_VOL_UP)\r
 832                                 unbind_action(opts[sel].mask);\r
 833                         inp &= CONFIGURABLE_KEYS;\r
 834                         for (i = 0; i < 32; i++)\r
 835                                 if (inp & (1 << i)) {\r
 836                                         if (count_bound_keys(opts[sel].mask, 0) >= 2)\r
 837                                              Settings.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 838                                         else Settings.KeyBinds[i] ^=  opts[sel].mask;\r
 839                                         if (player_idx >= 0) {\r
 840                                                 Settings.KeyBinds[i] &= ~(3 << 16);\r
 841                                                 Settings.KeyBinds[i] |= player_idx << 16;\r
 842                                         }\r
 843                                 }\r
 844                 }\r
 845                 else if (sel < opt_cnt)\r
 846                 {\r
 847                         for (i = 0; i < 32; i++)\r
 848                                 if (inp & (1 << i)) {\r
 849                                         if (count_bound_keys(opts[sel].mask, joy) >= 1) // disallow combos for usbjoy\r
 850                                              Settings.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
 851                                         else Settings.JoyBinds[joy-1][i] ^=  opts[sel].mask;\r
 852                                         if (player_idx >= 0) {\r
 853                                                 Settings.JoyBinds[joy-1][i] &= ~(3 << 16);\r
 854                                                 Settings.JoyBinds[joy-1][i] |= player_idx << 16;\r
 855                                         }\r
 856                                 }\r
 857                 }\r
 858         }\r
 859 }\r
 860 \r
 861 static void draw_kc_sel(int menu_sel)\r
 862 {\r
 863         int tl_x = 25+40, tl_y = 60, y, i;\r
 864         char joyname[36];\r
 865 \r
 866         y = tl_y;\r
 867         gp2x_fceu_copy_bg();\r
 868         gp2x_text_out15(tl_x, y,       "Player 1");\r
 869         gp2x_text_out15(tl_x, (y+=10), "Player 2");\r
 870         gp2x_text_out15(tl_x, (y+=10), "Emulator controls");\r
 871         gp2x_text_out15(tl_x, (y+=10), "Done");\r
 872 \r
 873         // draw cursor\r
 874         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 875 \r
 876         tl_x = 25;\r
 877         gp2x_text_out15(tl_x, (y=110), "USB joys detected:");\r
 878         if (num_of_joys > 0) {\r
 879                 for (i = 0; i < num_of_joys; i++) {\r
 880                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
 881                         gp2x_text_out15(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
 882                 }\r
 883         } else {\r
 884                 gp2x_text_out15(tl_x, (y+=10), "none");\r
 885         }\r
 886 \r
 887         menu_darken_text_bg();\r
 888         menu_flip();\r
 889 }\r
 890 \r
 891 // b_turbo,a_turbo  RLDU SEBA\r
 892 static bind_action_t ctrl_actions[] =\r
 893 {\r
 894         { "UP     ", 0x010 },\r
 895         { "DOWN   ", 0x020 },\r
 896         { "LEFT   ", 0x040 },\r
 897         { "RIGHT  ", 0x080 },\r
 898         { "A      ", 0x001 },\r
 899         { "B      ", 0x002 },\r
 900         { "A TURBO", 0x100 },\r
 901         { "B TURBO", 0x200 },\r
 902         { "START  ", 0x008 },\r
 903         { "SELECT ", 0x004 },\r
 904 };\r
 905 \r
 906 static bind_action_t emuctrl_actions[] =\r
 907 {\r
 908         { "Save State       ", 1<<31 },\r
 909         { "Load State       ", 1<<30 },\r
 910         { "Next State Slot  ", 1<<29 },\r
 911         { "Prev State Slot  ", 1<<28 },\r
 912         { "FDS Insert/Eject ", 1<<27 },\r
 913         { "FDS Select Disk  ", 1<<26 },\r
 914         { "VSUni Insert Coin", 1<<25 },\r
 915 };\r
 916 \r
 917 static void kc_sel_loop(void)\r
 918 {\r
 919         int menu_sel = 3, menu_sel_max = 3;\r
 920         unsigned long inp = 0;\r
 921 \r
 922         for(;;)\r
 923         {\r
 924                 draw_kc_sel(menu_sel);\r
 925                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 926                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 927                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 928                 if(inp & GP2X_B) {\r
 929                         switch (menu_sel) {\r
 930                                 case 0: key_config_loop(ctrl_actions, 10, 0); return;\r
 931                                 case 1: key_config_loop(ctrl_actions, 10, 1); return;\r
 932                                 case 2: key_config_loop(emuctrl_actions,\r
 933                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
 934                                 case 3: if (!fceugi) SaveConfig(NULL); return;\r
 935                                 default: return;\r
 936                         }\r
 937                 }\r
 938                 if(inp & GP2X_X) return;\r
 939         }\r
 940 }\r
 941 \r
 942 \r
 943 // --------- FCEU options ----------\r
 944 \r
 945 extern int ntsccol,ntschue,ntsctint;\r
 946 extern int srendlinev[2];\r
 947 extern int erendlinev[2];\r
 948 extern int eoptions;\r
 949 extern char *cpalette;\r
 950 extern void LoadCPalette(void);\r
 951 \r
 952 \r
 953 static void int_incdec(int *p, int inc, int min, int max)\r
 954 {\r
 955         *p += inc;\r
 956         if      (*p < min) *p = min;\r
 957         else if (*p > max) *p = max;\r
 958 }\r
 959 \r
 960 static void draw_fcemenu_options(int menu_sel)\r
 961 {\r
 962         int tl_x = 25, tl_y = 60, y;\r
 963         char cpal[32];\r
 964 \r
 965         if (cpalette != NULL)\r
 966         {\r
 967                 char *p = cpalette + strlen(cpalette) - 1;\r
 968                 while (*p != '/' && p > cpalette) p--;\r
 969                 if (*p == '/') p++;\r
 970                 strncpy(cpal, p, 16);\r
 971                 cpal[16] = 0;\r
 972         }\r
 973         else strcpy(cpal, "           OFF");\r
 974 \r
 975         y = tl_y;\r
 976         gp2x_fceu_copy_bg();\r
 977 \r
 978         gp2x_text_out15(tl_x,  y,      "Custom palette: %s", cpal);                             // 0\r
 979         gp2x_text_out15(tl_x, (y+=10), "NTSC Color Emulation       %s", ntsccol?"ON":"OFF");\r
 980         gp2x_text_out15(tl_x, (y+=10), "  Tint (default: 56)       %i", ntsctint);\r
 981         gp2x_text_out15(tl_x, (y+=10), "  Hue  (default: 72)       %i", ntschue);\r
 982         gp2x_text_out15(tl_x, (y+=10), "First visible line (NTSC)  %i", srendlinev[0]);\r
 983         gp2x_text_out15(tl_x, (y+=10), "Last visible line (NTSC)   %i", erendlinev[0]);         // 5\r
 984         gp2x_text_out15(tl_x, (y+=10), "First visible line (PAL)   %i", srendlinev[1]);\r
 985         gp2x_text_out15(tl_x, (y+=10), "Last visible line (PAL)    %i", erendlinev[1]);\r
 986         gp2x_text_out15(tl_x, (y+=10), "Clip 8 left/right columns  %s", (eoptions&EO_CLIPSIDES)?"ON":"OFF");\r
 987         gp2x_text_out15(tl_x, (y+=10), "Disable 8 sprite limit     %s", (eoptions&EO_NO8LIM)?"ON":"OFF");\r
 988         gp2x_text_out15(tl_x, (y+=10), "Enable authentic GameGenie %s", (eoptions&EO_GG)?"ON":"OFF");\r
 989         gp2x_text_out15(tl_x, (y+=10), "Done");                                                 // 11\r
 990 \r
 991         // draw cursor\r
 992         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 993 \r
 994         if (menu_sel == 0) {\r
 995                 menu_darken_text_bg();\r
 996                 menu_darken_reset();\r
 997 \r
 998                 gp2x_text_out15(30, 210, "Press B to browse,");\r
 999                 gp2x_text_out15(30, 220, "START to use default");\r
1000         }\r
1001 \r
1002         menu_darken_text_bg();\r
1003         menu_flip();\r
1004 }\r
1005 \r
1006 static void fcemenu_loop_options(void)\r
1007 {\r
1008         int menu_sel = 0, menu_sel_max = 11, i;\r
1009         unsigned long inp = 0;\r
1010 \r
1011         FCEUI_GetNTSCTH(&ntsctint, &ntschue);\r
1012 \r
1013         for(;;)\r
1014         {\r
1015                 draw_fcemenu_options(menu_sel);\r
1016                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
1017                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1018                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1019                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
1020                         switch (menu_sel) {\r
1021                                 case  1: ntsccol = !ntsccol; break;\r
1022                                 case  8: eoptions^=EO_CLIPSIDES; break;\r
1023                                 case  9: eoptions^=EO_NO8LIM; break;\r
1024                                 case 10: eoptions^=EO_GG; break;\r
1025                                 case 11: return;\r
1026                         }\r
1027                 }\r
1028                 if(inp & (GP2X_X|GP2X_A)) {\r
1029                         for(i=0;i<2;i++)\r
1030                         {\r
1031                                 if(srendlinev[i]<0 || srendlinev[i]>239) srendlinev[i]=0;\r
1032                                 if(erendlinev[i]<srendlinev[i] || erendlinev[i]>239) erendlinev[i]=239;\r
1033                         }\r
1034                         FCEUI_SetNTSCTH(ntsccol, ntsctint, ntschue);\r
1035                         FCEUI_SetRenderedLines(srendlinev[0],erendlinev[0],srendlinev[1],erendlinev[1]);\r
1036                         FCEUI_DisableSpriteLimitation(eoptions&EO_NO8LIM);\r
1037                         FCEUI_SetGameGenie(eoptions&EO_GG);\r
1038                         if (cpalette) LoadCPalette();\r
1039                         else FCEUI_SetPaletteArray(0); // set to default\r
1040                         FCEU_ResetPalette();\r
1041                         return;\r
1042                 }\r
1043                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1044                         switch (menu_sel) {\r
1045                                 case  2: int_incdec(&ntsctint,      (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
1046                                 case  3: int_incdec(&ntschue,       (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
1047                                 case  4: int_incdec(&srendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1048                                 case  5: int_incdec(&erendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1049                                 case  6: int_incdec(&srendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1050                                 case  7: int_incdec(&erendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1051                         }\r
1052                 }\r
1053                 if(menu_sel == 0 && (inp & (GP2X_START|GP2X_B))) { // custom palette\r
1054                         if ((inp & GP2X_START) && cpalette) {\r
1055                                 free(cpalette);\r
1056                                 cpalette=NULL;\r
1057                         }\r
1058                         else if (inp & GP2X_B) {\r
1059                                 char *selfname;\r
1060                                 if (cpalette) strncpy(path_buffer, cpalette, sizeof(path_buffer));\r
1061                                 else getcwd(path_buffer, PATH_MAX);\r
1062                                 path_buffer[sizeof(path_buffer)-1] = 0;\r
1063 \r
1064                                 selfname = filesel_loop(path_buffer, NULL);\r
1065                                 if (selfname) {\r
1066                                         if (cpalette) free(cpalette);\r
1067                                         cpalette = selfname;\r
1068                                 }\r
1069                         }\r
1070                 }\r
1071         }\r
1072 }\r
1073 \r
1074 // -------------- options --------------\r
1075 \r
1076 static void draw_menu_options(int menu_sel)\r
1077 {\r
1078         int tl_x = 25, tl_y = 20, y;\r
1079         char strframeskip[8], *strscaling, *strssconfirm;\r
1080         char *mms = mmuhack_status ? "active)  " : "inactive)";\r
1081 \r
1082         if (Settings.frameskip < 0)\r
1083              strcpy(strframeskip, "Auto");\r
1084         else sprintf(strframeskip, "%i", Settings.frameskip);\r
1085         switch (Settings.scaling) {\r
1086                 default: strscaling = "            OFF";   break;\r
1087                 case 1:  strscaling = "hw horizontal";     break;\r
1088                 case 2:  strscaling = "hw horiz. + vert."; break;\r
1089                 case 3:  strscaling = "sw horizontal";     break;\r
1090         }\r
1091         switch (Settings.sstate_confirm) {\r
1092                 default: strssconfirm = "OFF";    break;\r
1093                 case 1:  strssconfirm = "writes"; break;\r
1094                 case 2:  strssconfirm = "loads";  break;\r
1095                 case 3:  strssconfirm = "both";   break;\r
1096         }\r
1097 \r
1098         y = tl_y;\r
1099         gp2x_fceu_copy_bg();\r
1100 \r
1101         gp2x_text_out15(tl_x,  y,      "Scaling:       %s", strscaling);                                // 0\r
1102         gp2x_text_out15(tl_x, (y+=10), "Show FPS                   %s", Settings.showfps?"ON":"OFF");   // 1\r
1103         gp2x_text_out15(tl_x, (y+=10), "Frameskip                  %s", strframeskip);                  // 2\r
1104         gp2x_text_out15(tl_x, (y+=10), "Accurate renderer (slow)   %s", Settings.accurate_mode?"ON":"OFF");\r
1105         gp2x_text_out15(tl_x, (y+=10), "Enable sound               %s", soundvol?"ON":"OFF");\r
1106         gp2x_text_out15(tl_x, (y+=10), "Sound Rate:           %5iHz", Settings.sound_rate);             // 5\r
1107         gp2x_text_out15(tl_x, (y+=10), "Force Region:              %s",\r
1108                 Settings.region_force == 2 ? "PAL" : Settings.region_force == 1 ? "NTSC" : "OFF");      // 6\r
1109         gp2x_text_out15(tl_x, (y+=10), "Turbo rate                 %iHz", (Settings.turbo_rate_add*60/2) >> 24);\r
1110         gp2x_text_out15(tl_x, (y+=10), "Confirm savestate          %s", strssconfirm);                  // 8\r
1111         gp2x_text_out15(tl_x, (y+=10), "Save slot                  %i", CurrentState);\r
1112         gp2x_text_out15(tl_x, (y+=10), "Faster RAM timings         %s", Settings.ramtimings?"ON":"OFF");\r
1113         gp2x_text_out15(tl_x, (y+=10), "squidgehack (now %s %s",   mms, Settings.mmuhack?"ON":"OFF");   // 11\r
1114         gp2x_text_out15(tl_x, (y+=10), "Gamma correction           %i.%02i", Settings.gamma / 100, Settings.gamma%100);\r
1115         gp2x_text_out15(tl_x, (y+=10), "Perfect VSYNC              %s", Settings.perfect_vsync?"ON":"OFF");\r
1116         gp2x_text_out15(tl_x, (y+=10), "GP2X CPU clock             %iMhz", Settings.cpuclock);          // 14\r
1117         gp2x_text_out15(tl_x, (y+=10), "[FCE Ultra options]");\r
1118         gp2x_text_out15(tl_x, (y+=10), "Save cfg as default");                                          // 16\r
1119         if (fceugi)\r
1120                 gp2x_text_out15(tl_x, (y+=10), "Save cfg for current game only");\r
1121 \r
1122         // draw cursor\r
1123         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
1124 \r
1125         if (menu_sel == 3) {\r
1126                 gp2x_text_out15(tl_x, 210, "ROM reload required for this");\r
1127                 gp2x_text_out15(tl_x, 220, "setting to take effect");\r
1128         } else if (menu_sel == 10 || menu_sel == 11) {\r
1129                 gp2x_text_out15(tl_x, 210, "Emu restart required for this");\r
1130                 gp2x_text_out15(tl_x, 220, "setting to take effect");\r
1131         }\r
1132 \r
1133         menu_darken_text_bg();\r
1134         menu_flip();\r
1135 }\r
1136 \r
1137 static int sndrate_prevnext(int rate, int dir)\r
1138 {\r
1139         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1140 \r
1141         for (i = 0; i < 5; i++)\r
1142                 if (rates[i] == rate) break;\r
1143 \r
1144         i += dir ? 1 : -1;\r
1145         if (i > 4) return dir ? 44100 : 22050;\r
1146         if (i < 0) return dir ? 11025 : 8000;\r
1147         return rates[i];\r
1148 }\r
1149 \r
1150 static void config_commit(void)\r
1151 {\r
1152         if (Settings.region_force)\r
1153                 FCEUI_SetVidSystem(Settings.region_force - 1);\r
1154 }\r
1155 \r
1156 static int menu_loop_options(void)\r
1157 {\r
1158         static int menu_sel = 0;\r
1159         int ret, menu_sel_max = 16;\r
1160         unsigned long inp = 0;\r
1161 \r
1162         if (fceugi) menu_sel_max++;\r
1163 \r
1164         for(;;)\r
1165         {\r
1166                 draw_menu_options(menu_sel);\r
1167                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1168                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1169                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1170                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
1171                         switch (menu_sel) {\r
1172                                 case  1: Settings.showfps       = !Settings.showfps; break;\r
1173                                 case  3: Settings.accurate_mode = !Settings.accurate_mode; break;\r
1174                                 case  4: soundvol = soundvol ? 0 : 50; break;\r
1175                                 case 10: Settings.ramtimings    = !Settings.ramtimings; break;\r
1176                                 case 11: Settings.mmuhack       = !Settings.mmuhack; break;\r
1177                                 case 13: Settings.perfect_vsync = !Settings.perfect_vsync; break;\r
1178                                 case 15: fcemenu_loop_options(); break;\r
1179                                 case 16: // done (update and write)\r
1180                                         config_commit();\r
1181                                         ret = SaveConfig(NULL);\r
1182                                         strcpy(menuErrorMsg, ret == 0 ? "default config saved" : "config save failed");\r
1183                                         return 1;\r
1184                                 case 17: // done (update and write for current game)\r
1185                                         if (lastLoadedGameName[0])\r
1186                                         {\r
1187                                                 config_commit();\r
1188                                                 ret = SaveConfig(lastLoadedGameName);\r
1189                                                 strcpy(menuErrorMsg, ret == 0 ? "game config saved" : "config save failed");\r
1190                                         }\r
1191                                         return 1;\r
1192                         }\r
1193                 }\r
1194                 if(inp & (GP2X_X|GP2X_A)) {\r
1195                         config_commit();\r
1196                         return 0;  // done (update, no write)\r
1197                 }\r
1198                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1199                         switch (menu_sel) {\r
1200                                 case  0: int_incdec(&Settings.scaling,   (inp & GP2X_LEFT) ? -1 : 1,  0,  3); break;\r
1201                                 case  2: int_incdec(&Settings.frameskip, (inp & GP2X_LEFT) ? -1 : 1, -1, 32); break;\r
1202                                 case  5:\r
1203                                         Settings.sound_rate = sndrate_prevnext(Settings.sound_rate, inp & GP2X_RIGHT);\r
1204                                         InitSound();\r
1205                                         break;\r
1206                                 case  6: int_incdec(&Settings.region_force,   (inp & GP2X_LEFT) ? -1 : 1, 0, 2); break;\r
1207                                 case  7: {\r
1208                                         int hz = Settings.turbo_rate_add*60/2 >> 24;\r
1209                                         int_incdec(&hz, (inp & GP2X_LEFT) ? -1 : 1, 1, 30);\r
1210                                         Settings.turbo_rate_add = (hz*2 << 24) / 60 + 1;\r
1211                                         break;\r
1212                                 }\r
1213                                 case  8: int_incdec(&Settings.sstate_confirm, (inp & GP2X_LEFT) ? -1 : 1, 0, 3); break;\r
1214                                 case  9: int_incdec(&CurrentState,            (inp & GP2X_LEFT) ? -1 : 1, 0, 9); break;\r
1215                                 case 12: int_incdec(&Settings.gamma,          (inp & GP2X_LEFT) ? -1 : 1, 0, 300); break;\r
1216                                 case 14:\r
1217                                         while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1218                                                 Settings.cpuclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1219                                                 if (Settings.cpuclock < 0) Settings.cpuclock = 0; // 0 ~ do not change\r
1220                                                 draw_menu_options(menu_sel);\r
1221                                                 usleep(50*1000);\r
1222                                         }\r
1223                                         break;\r
1224                         }\r
1225                 }\r
1226         }\r
1227 }\r
1228 \r
1229 // -------------- credits --------------\r
1230 \r
1231 static void draw_menu_credits(void)\r
1232 {\r
1233         char vstr[32];\r
1234 \r
1235         //int tl_x = 15, tl_y = 70;\r
1236         gp2x_fceu_copy_bg();\r
1237 \r
1238         sprintf(vstr, "GPFCE v" GP2X_PORT_VERSION " rev%i", GP2X_PORT_REV);\r
1239         gp2x_text_out15(20,  30, vstr);\r
1240         gp2x_text_out15(20,  40, "(c) notaz, 2007");\r
1241 \r
1242         gp2x_text_out15(20,  70, "Based on FCE Ultra versions");\r
1243         gp2x_text_out15(20,  80, "0.81 and 0.98.1x");\r
1244 \r
1245         gp2x_text_out15(20, 110, "         - Credits - ");\r
1246         gp2x_text_out15(20, 130, "Bero: FCE");\r
1247         gp2x_text_out15(20, 140, "Xodnizel: FCE Ultra");\r
1248         gp2x_text_out15(20, 150, "zzhu8192: original port");\r
1249         gp2x_text_out15(20, 160, "rlyeh: minimal lib");\r
1250         gp2x_text_out15(20, 170, "Hermes, theoddbot, god_at_hell:");\r
1251         gp2x_text_out15(20, 180, "  cpuctrl, gamma libs");\r
1252         gp2x_text_out15(20, 190, "Squidge: squidgehack");\r
1253 \r
1254         menu_darken_text_bg();\r
1255         menu_flip();\r
1256 }\r
1257 \r
1258 \r
1259 // -------------- root menu --------------\r
1260 \r
1261 static void draw_menu_root(int menu_sel)\r
1262 {\r
1263         int tl_x = 30, tl_y = 126, y;\r
1264         gp2x_fceu_copy_bg();\r
1265 \r
1266         y = tl_y;\r
1267         if (fceugi) {\r
1268                 gp2x_text_out15(tl_x, y,       "Resume game");\r
1269                 gp2x_text_out15(tl_x, (y+=10), "Save State");\r
1270                 gp2x_text_out15(tl_x, (y+=10), "Load State");\r
1271                 gp2x_text_out15(tl_x, (y+=10), "Reset game");\r
1272         } else {\r
1273                 y += 30;\r
1274         }\r
1275         gp2x_text_out15(tl_x, (y+=10), "Load new ROM");\r
1276         gp2x_text_out15(tl_x, (y+=10), "Options");\r
1277         gp2x_text_out15(tl_x, (y+=10), "Controls");\r
1278         gp2x_text_out15(tl_x, (y+=10), "Credits");\r
1279         gp2x_text_out15(tl_x, (y+=10), "Exit");\r
1280 \r
1281         if (cheats)\r
1282                 gp2x_text_out15(tl_x, (y+=10), "Cheats");\r
1283 \r
1284         // draw cursor\r
1285         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
1286 \r
1287         menu_darken_text_bg();\r
1288         menu_darken_reset();\r
1289 \r
1290         // error / version\r
1291         if (menuErrorMsg[0]) gp2x_text_out15(1, 229, menuErrorMsg);\r
1292         else {\r
1293                 char vstr[16];\r
1294                 sprintf(vstr, "v" GP2X_PORT_VERSION " r%i", GP2X_PORT_REV);\r
1295                 gp2x_text_out15(320-strlen(vstr)*8-1, 228, vstr);\r
1296         }\r
1297         menu_darken_text_bg();\r
1298         menu_flip();\r
1299 }\r
1300 \r
1301 \r
1302 static int menu_loop_root(void)\r
1303 {\r
1304         int ret, menu_sel_max = 8, menu_sel_min = 4;\r
1305         static int menu_sel = 4;\r
1306         unsigned long inp = 0;\r
1307 \r
1308         if (fceugi) menu_sel_min = 0;\r
1309         if (cheats) menu_sel_max = 9;\r
1310         if (menu_sel < menu_sel_min || menu_sel > menu_sel_max)\r
1311                 menu_sel = menu_sel_min;\r
1312 \r
1313         /* make sure action buttons are not pressed on entering menu */\r
1314         draw_menu_root(menu_sel);\r
1315         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1316 \r
1317         for (;;)\r
1318         {\r
1319                 draw_menu_root(menu_sel);\r
1320                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
1321                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < menu_sel_min) menu_sel = menu_sel_max; }\r
1322                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = menu_sel_min; }\r
1323                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1324                         if (fceugi) {\r
1325                                 while (gp2x_joystick_read(1) & GP2X_X) usleep(50*1000); // wait until X is released\r
1326                                 Exit = 0;\r
1327                                 return 0;\r
1328                         }\r
1329                 }\r
1330                 if(inp & GP2X_B   )  {\r
1331                         switch (menu_sel) {\r
1332                                 case 0: // resume game\r
1333                                         if (fceugi) {\r
1334                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1335                                                 Exit = 0;\r
1336                                                 return 0;\r
1337                                         }\r
1338                                         break;\r
1339                                 case 1: // save state\r
1340                                         if (fceugi) {\r
1341                                                 /*if(savestate_menu_loop(0))\r
1342                                                         continue;*/\r
1343                                                 FCEUI_SaveState();\r
1344                                                 Exit = 0;\r
1345                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1346                                                 return 0;\r
1347                                         }\r
1348                                         break;\r
1349                                 case 2: // load state\r
1350                                         if (fceugi) {\r
1351                                                 /*if(savestate_menu_loop(1))\r
1352                                                         continue;*/\r
1353                                                 FCEUI_LoadState();\r
1354                                                 Exit = 0;\r
1355                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1356                                                 return 0;\r
1357                                         }\r
1358                                         break;\r
1359                                 case 3: // reset game\r
1360                                         if (fceugi) {\r
1361                                                 FCEU_DoSimpleCommand(FCEUNPCMD_RESET);\r
1362                                                 Exit = 0;\r
1363                                                 return 0;\r
1364                                         }\r
1365                                         break;\r
1366                                 case 4: // select rom\r
1367                                 {\r
1368                                         FILE *tstf;\r
1369                                         char *selfname;\r
1370 \r
1371                                         if ( (tstf = fopen(lastLoadedGameName, "rb")) )\r
1372                                         {\r
1373                                                 fclose(tstf);\r
1374                                                 strncpy(path_buffer, lastLoadedGameName, sizeof(path_buffer));\r
1375                                                 path_buffer[sizeof(path_buffer)-1] = 0;\r
1376                                         }\r
1377                                         else\r
1378                                         {\r
1379                                                 getcwd(path_buffer, PATH_MAX);\r
1380                                         }\r
1381 \r
1382                                         selfname = filesel_loop(path_buffer, lastLoadedGameName);\r
1383                                         if (selfname) {\r
1384                                                 printf("selected file: %s\n", selfname);\r
1385                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1386                                                 return 2;\r
1387                                         }\r
1388                                         break;\r
1389                                 }\r
1390                                 case 5: // options\r
1391                                         ret = menu_loop_options();\r
1392                                         if (ret == 1) continue; // status update\r
1393                                         break;\r
1394                                 case 6: // controls\r
1395                                         kc_sel_loop();\r
1396                                         break;\r
1397                                 case 7: // credits\r
1398                                         draw_menu_credits();\r
1399                                         usleep(500*1000);\r
1400                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1401                                         break;\r
1402                                 case 8: // exit\r
1403                                         return 1;\r
1404                                 case 9: // patches/gg\r
1405                                         patches_menu_loop();\r
1406                                         break;\r
1407                         }\r
1408                 }\r
1409                 menuErrorMsg[0] = 0; // clear error msg\r
1410         }\r
1411 }\r
1412 \r
1413 \r
1414 extern unsigned short gp2x_palette16[256];\r
1415 \r
1416 static void menu_prepare_bg(void)\r
1417 {\r
1418         menu_bg = malloc(320*240*2);\r
1419         if (menu_bg == NULL) return;\r
1420 \r
1421         if (fceugi)\r
1422         {\r
1423                 /* raw emu frame should now be at gp2x_screen */\r
1424                 if (Settings.scaling != 0)\r
1425                 {\r
1426                         soft_scale((char *)gp2x_screen + 32, gp2x_palette16, srendline, erendline-srendline);\r
1427                         if (srendline)\r
1428                                 memset32((int *)((char *)gp2x_screen + 32), 0, srendline*320*2/4);\r
1429                         memcpy(menu_bg, gp2x_screen + 32, 320*240*2);\r
1430                 }\r
1431                 else\r
1432                 {\r
1433                         convert2RGB555(menu_bg, gp2x_screen, gp2x_palette16, 320*240);\r
1434                 }\r
1435         }\r
1436         else\r
1437         {\r
1438                 memset32((int *)menu_bg, 0, 320*240*2/4);\r
1439                 readpng(menu_bg, "background.png");\r
1440         }\r
1441 }\r
1442 \r
1443 static void menu_gfx_prepare(void)\r
1444 {\r
1445         menu_prepare_bg();\r
1446 \r
1447         // switch bpp\r
1448         gp2x_video_changemode(16);\r
1449         gp2x_video_set_offs(0);\r
1450         gp2x_video_RGB_setscaling(320, 240);\r
1451         menu_flip();\r
1452 }\r
1453 \r
1454 \r
1455 int gp2x_menu_do(void)\r
1456 {\r
1457         int ret;\r
1458 \r
1459         menu_gfx_prepare();\r
1460 \r
1461         ret = menu_loop_root();\r
1462 \r
1463         if (menu_bg) free(menu_bg);\r
1464         menu_bg = NULL;\r
1465         menuErrorMsg[0] = 0;\r
1466 \r
1467         return ret;\r
1468 }\r
1469 \r
1470 \r