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 gp2x_fceu_darken_reset(void)\r
  52 {\r
  53         txt_xmin = 320; txt_xmax = 0;\r
  54         txt_ymin = 240; txt_ymax = 0;\r
  55 }\r
  56 \r
  57 static void gp2x_fceu_copy_bg(void)\r
  58 {\r
  59         if (menu_bg)\r
  60              memcpy(gp2x_screen, menu_bg, 320*240*2);\r
  61         else memset(gp2x_screen, 0, 320*240*2);\r
  62         gp2x_fceu_darken_reset();\r
  63 }\r
  64 \r
  65 static void gp2x_fceu_darken_text_bg(void)\r
  66 {\r
  67         int x, y, xmin, xmax, ymax;\r
  68         unsigned short *screen = gp2x_screen;\r
  69 \r
  70         xmin = txt_xmin - 3;\r
  71         if (xmin < 0) xmin = 0;\r
  72         xmax = txt_xmax + 2;\r
  73         if (xmax > 319) xmax = 319;\r
  74 \r
  75         y = txt_ymin - 3;\r
  76         if (y < 0) y = 0;\r
  77         ymax = txt_ymax + 2;\r
  78         if (ymax > 239) ymax = 239;\r
  79 \r
  80         for (x = xmin; x <= xmax; x++)\r
  81                 screen[y*320+x] = 0xa514;\r
  82         for (y++; y < ymax; y++)\r
  83         {\r
  84                 screen[y*320+xmin] = 0xffff;\r
  85                 for (x = xmin+1; x < xmax; x++)\r
  86                 {\r
  87                         unsigned int p = screen[y*320+x];\r
  88                         if (p != 0xffff)\r
  89                                 screen[y*320+x] = ((p&0xf79e)>>1) - ((p&0xc618)>>3);\r
  90                 }\r
  91                 screen[y*320+xmax] = 0xffff;\r
  92         }\r
  93         for (x = xmin; x <= xmax; x++)\r
  94                 screen[y*320+x] = 0xffff;\r
  95 }\r
  96 \r
  97 static void gp2x_fceu_darken_all(void)\r
  98 {\r
  99         unsigned int *screen = gp2x_screen;\r
 100         int count = 320*240/2;\r
 101 \r
 102         while (count--)\r
 103         {\r
 104                 unsigned int p = screen[count];\r
 105                 screen[count] = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);\r
 106         }\r
 107 }\r
 108 \r
 109 // draws white text to current bbp15 screen\r
 110 static void gp2x_text_out15_(int x, int y, const char *text)\r
 111 {\r
 112         int i,l;\r
 113         unsigned short *screen = gp2x_screen;\r
 114 \r
 115         screen = screen + x + y*320;\r
 116 \r
 117         for (i = 0; i < strlen(text); i++)\r
 118         {\r
 119                 for (l=0;l<8;l++)\r
 120                 {\r
 121                         if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=0xffff;\r
 122                         if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=0xffff;\r
 123                         if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=0xffff;\r
 124                         if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=0xffff;\r
 125                         if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=0xffff;\r
 126                         if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=0xffff;\r
 127                         if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=0xffff;\r
 128                         if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=0xffff;\r
 129                 }\r
 130                 screen += 8;\r
 131         }\r
 132         if (x < txt_xmin) txt_xmin = x;\r
 133         if (x+i*8 > txt_xmax) txt_xmax = x+i*8;\r
 134         if (y < txt_ymin) txt_ymin = y;\r
 135         if (y+8   > txt_ymax) txt_ymax = y+8;\r
 136 }\r
 137 \r
 138 void gp2x_text_out15(int x, int y, const char *texto, ...)\r
 139 {\r
 140         va_list args;\r
 141         char    buffer[512];\r
 142 \r
 143         va_start(args,texto);\r
 144         vsprintf(buffer,texto,args);\r
 145         va_end(args);\r
 146 \r
 147         gp2x_text_out15_(x,y,buffer);\r
 148 }\r
 149 \r
 150 \r
 151 void gp2x_text_out15_lim(int x, int y, const char *texto, int max)\r
 152 {\r
 153         char    buffer[320/8+1];\r
 154 \r
 155         strncpy(buffer, texto, 320/8);\r
 156         if (max > 320/8) max = 320/8;\r
 157         if (max < 0) max = 0;\r
 158         buffer[max] = 0;\r
 159 \r
 160         gp2x_text_out15(x,y,buffer);\r
 161 }\r
 162 \r
 163 static void gp2x_smalltext16(int x, int y, const char *texto)\r
 164 {\r
 165         int i;\r
 166         unsigned char  *src;\r
 167         unsigned short *dst;\r
 168 \r
 169         for (i = 0;; i++, x += 6)\r
 170         {\r
 171                 unsigned char c = (unsigned char) texto[i];\r
 172                 int h = 8;\r
 173 \r
 174                 if (!c) break;\r
 175 \r
 176                 src = fontdata6x8[c];\r
 177                 dst = (unsigned short *)gp2x_screen + x + y*320;\r
 178 \r
 179                 while (h--)\r
 180                 {\r
 181                         int w = 0x20;\r
 182                         while (w)\r
 183                         {\r
 184                                 if( *src & w ) *dst = 0xffff;\r
 185                                 dst++;\r
 186                                 w>>=1;\r
 187                         }\r
 188                         src++;\r
 189 \r
 190                         dst += 320-6;\r
 191                 }\r
 192         }\r
 193 }\r
 194 \r
 195 static void gp2x_smalltext16_lim(int x, int y, const char *texto, int max)\r
 196 {\r
 197         char    buffer[320/6+1];\r
 198 \r
 199         strncpy(buffer, texto, 320/6);\r
 200         if (max > 320/6) max = 320/6;\r
 201         if (max < 0) max = 0;\r
 202         buffer[max] = 0;\r
 203 \r
 204         gp2x_smalltext16(x, y, buffer);\r
 205 }\r
 206 \r
 207 \r
 208 static unsigned long inp_prev = 0;\r
 209 static int inp_prevjoy = 0;\r
 210 \r
 211 static unsigned long wait_for_input(unsigned long interesting)\r
 212 {\r
 213         unsigned long ret;\r
 214         static int repeats = 0, wait = 50*1000;\r
 215         int release = 0, i;\r
 216 \r
 217         if (repeats == 2 || repeats == 4) wait /= 2;\r
 218         if (repeats == 6) wait = 15 * 1000;\r
 219 \r
 220         for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
 221                 if (i == 0) repeats++;\r
 222                 if (wait >= 30*1000) usleep(wait); // usleep sleeps for ~30ms minimum\r
 223                 else spend_cycles(wait * Settings.cpuclock);\r
 224         }\r
 225 \r
 226         while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
 227                 usleep(50000);\r
 228                 release = 1;\r
 229         }\r
 230 \r
 231         if (release || ret != inp_prev) {\r
 232                 repeats = 0;\r
 233                 wait = 50*1000;\r
 234         }\r
 235         inp_prev = ret;\r
 236         inp_prevjoy = 0;\r
 237 \r
 238         // we don't need diagonals in menus\r
 239         if ((ret&GP2X_UP)   && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 240         if ((ret&GP2X_UP)   && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 241         if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT))  ret &= ~GP2X_LEFT;\r
 242         if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
 243 \r
 244         return ret;\r
 245 }\r
 246 \r
 247 static unsigned long input2_read(unsigned long interesting, int *joy)\r
 248 {\r
 249         unsigned long ret;\r
 250         int i;\r
 251 \r
 252         do\r
 253         {\r
 254                 *joy = 0;\r
 255                 if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
 256                 gp2x_usbjoy_update();\r
 257                 for (i = 0; i < num_of_joys; i++) {\r
 258                         ret = gp2x_usbjoy_check2(i);\r
 259                         if (ret) { *joy = i + 1; break; }\r
 260                 }\r
 261                 if (ret) break;\r
 262         }\r
 263         while(0);\r
 264 \r
 265         return ret;\r
 266 }\r
 267 \r
 268 // similar to wait_for_input(), but returns joy num\r
 269 static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
 270 {\r
 271         unsigned long ret;\r
 272         const int wait = 300*1000;\r
 273         int i;\r
 274 \r
 275         if (inp_prevjoy == 0) inp_prev &= interesting;\r
 276         for (i = 0; i < 6; i++) {\r
 277                 ret = input2_read(interesting, joy);\r
 278                 if (*joy != inp_prevjoy || ret != inp_prev) break;\r
 279                 usleep(wait/6);\r
 280         }\r
 281 \r
 282         while ( !(ret = input2_read(interesting, joy)) ) {\r
 283                 usleep(50000);\r
 284         }\r
 285 \r
 286         inp_prev = ret;\r
 287         inp_prevjoy = *joy;\r
 288 \r
 289         return ret;\r
 290 }\r
 291 \r
 292 \r
 293 \r
 294 // -------------- ROM selector --------------\r
 295 \r
 296 static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
 297 {\r
 298         int start, i, pos;\r
 299 \r
 300         start = 12 - sel;\r
 301         n--; // exclude current dir (".")\r
 302 \r
 303         gp2x_fceu_copy_bg();\r
 304         gp2x_fceu_darken_all();\r
 305 \r
 306         if(start - 2 >= 0)\r
 307                 gp2x_smalltext16_lim(14, (start - 2)*10, curdir, 53-2);\r
 308         for (i = 0; i < n; i++) {\r
 309                 pos = start + i;\r
 310                 if (pos < 0)  continue;\r
 311                 if (pos > 23) break;\r
 312                 if (namelist[i+1]->d_type == DT_DIR) {\r
 313                         gp2x_smalltext16_lim(14,   pos*10, "/", 1);\r
 314                         gp2x_smalltext16_lim(14+6, pos*10, namelist[i+1]->d_name, 53-3);\r
 315                 } else {\r
 316                         gp2x_smalltext16_lim(14,   pos*10, namelist[i+1]->d_name, 53-2);\r
 317                 }\r
 318         }\r
 319         gp2x_text_out15(5, 120, ">");\r
 320         gp2x_video_flip();\r
 321 }\r
 322 \r
 323 static int scandir_cmp(const void *p1, const void *p2)\r
 324 {\r
 325         struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
 326         if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
 327         if ((*d1)->d_type == DT_DIR) return -1; // put before\r
 328         if ((*d2)->d_type == DT_DIR) return  1;\r
 329         return alphasort(d1, d2);\r
 330 }\r
 331 \r
 332 static char *filter_exts[] = {\r
 333         ".gpe", ".png", "ck.o", ".txt"\r
 334 };\r
 335 \r
 336 static int scandir_filter(const struct dirent *ent)\r
 337 {\r
 338         const char *p;\r
 339         int i;\r
 340 \r
 341         if (ent == NULL || ent->d_name == NULL) return 0;\r
 342         if (strlen(ent->d_name) < 5) return 1;\r
 343 \r
 344         p = ent->d_name + strlen(ent->d_name) - 4;\r
 345 \r
 346         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)\r
 347         {\r
 348                 if (strcmp(p, filter_exts[i]) == 0) return 0;\r
 349         }\r
 350 \r
 351         return 1;\r
 352 }\r
 353 \r
 354 static char *filesel_loop(char *curr_path, char *final_dest)\r
 355 {\r
 356         struct dirent **namelist;\r
 357         DIR *dir;\r
 358         int n, newlen, sel = 0;\r
 359         unsigned long inp = 0;\r
 360         char *ret = NULL, *fname = NULL;\r
 361 \r
 362         // is this a dir or a full path?\r
 363         if ((dir = opendir(curr_path))) {\r
 364                 closedir(dir);\r
 365         } else {\r
 366                 char *p;\r
 367                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
 368                 *p = 0;\r
 369                 fname = p+1;\r
 370         }\r
 371 \r
 372         n = scandir(curr_path, &namelist, scandir_filter, scandir_cmp);\r
 373         if (n < 0) {\r
 374                 // try root\r
 375                 n = scandir("/", &namelist, scandir_filter, scandir_cmp);\r
 376                 if (n < 0) {\r
 377                         // oops, we failed\r
 378                         printf("dir: %s\n", curr_path);\r
 379                         perror("scandir");\r
 380                         return NULL;\r
 381                 }\r
 382         }\r
 383 \r
 384         // try to find sel\r
 385         if (fname != NULL) {\r
 386                 int i;\r
 387                 for (i = 1; i < n; i++) {\r
 388                         if (strcmp(namelist[i]->d_name, fname) == 0) {\r
 389                                 sel = i - 1;\r
 390                                 break;\r
 391                         }\r
 392                 }\r
 393         }\r
 394 \r
 395         for (;;)\r
 396         {\r
 397                 draw_dirlist(curr_path, namelist, n, sel);\r
 398                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 399                 if(inp & GP2X_UP  )  { sel--;   if (sel < 0)   sel = n-2; }\r
 400                 if(inp & GP2X_DOWN)  { sel++;   if (sel > n-2) sel = 0; }\r
 401                 if(inp & GP2X_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }\r
 402                 if(inp & GP2X_L)     { sel-=24; if (sel < 0)   sel = 0; }\r
 403                 if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
 404                 if(inp & GP2X_R)     { sel+=24; if (sel > n-2) sel = n-2; }\r
 405                 if(inp & GP2X_B)     { // enter dir/select\r
 406                         again:\r
 407                         newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
 408                         if (namelist[sel+1]->d_type == DT_REG) { // file selected\r
 409                                 if (final_dest == NULL) final_dest = malloc(newlen);\r
 410                                 if (final_dest == NULL) break;\r
 411                                 strcpy(final_dest, curr_path);\r
 412                                 strcat(final_dest, "/");\r
 413                                 strcat(final_dest, namelist[sel+1]->d_name);\r
 414                                 ret = final_dest;\r
 415                                 break;\r
 416                         } else if (namelist[sel+1]->d_type == DT_DIR) {\r
 417                                 char *p, *newdir = malloc(newlen);\r
 418                                 if (newdir == NULL) break;\r
 419                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
 420                                         char *start = curr_path;\r
 421                                         p = start + strlen(start) - 1;\r
 422                                         while (*p == '/' && p > start) p--;\r
 423                                         while (*p != '/' && p > start) p--;\r
 424                                         if (p <= start) strcpy(newdir, "/");\r
 425                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
 426                                 } else {\r
 427                                         strcpy(newdir, curr_path);\r
 428                                         p = newdir + strlen(newdir) - 1;\r
 429                                         while (p >= newdir && *p == '/') *p-- = 0;\r
 430                                         strcat(newdir, "/");\r
 431                                         strcat(newdir, namelist[sel+1]->d_name);\r
 432                                 }\r
 433                                 ret = filesel_loop(newdir, final_dest);\r
 434                                 free(newdir);\r
 435                                 break;\r
 436                         } else {\r
 437                                 // unknown file type, happens on NTFS mounts. Try to guess.\r
 438                                 char *tstfn; FILE *tstf; int tmp;\r
 439                                 tstfn = malloc(newlen);\r
 440                                 if (tstfn == NULL) break;\r
 441                                 strcpy(tstfn, curr_path);\r
 442                                 strcat(tstfn, "/");\r
 443                                 strcat(tstfn, namelist[sel+1]->d_name);\r
 444                                 tstf = fopen(tstfn, "rb");\r
 445                                 free(tstfn);\r
 446                                 if (tstf != NULL)\r
 447                                 {\r
 448                                         if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
 449                                                 namelist[sel+1]->d_type = DT_REG;\r
 450                                         else    namelist[sel+1]->d_type = DT_DIR;\r
 451                                         fclose(tstf);\r
 452                                         goto again;\r
 453                                 }\r
 454                         }\r
 455                 }\r
 456                 if(inp & GP2X_X) break; // cancel\r
 457         }\r
 458 \r
 459         if (n > 0) {\r
 460                 while(n--) free(namelist[n]);\r
 461                 free(namelist);\r
 462         }\r
 463 \r
 464         return ret;\r
 465 }\r
 466 \r
 467 // ------------ patch/gg menu ------------\r
 468 \r
 469 extern void *cheats;\r
 470 static int cheat_count = 0, cheat_start, cheat_pos;\r
 471 \r
 472 static int countcallb(char *name, uint32 a, uint8 v, int compare, int s, int type, void *data)\r
 473 {\r
 474         cheat_count++;\r
 475         return 1;\r
 476 }\r
 477 \r
 478 static int clistcallb(char *name, uint32 a, uint8 v, int compare, int s, int type, void *data)\r
 479 {\r
 480         int pos;\r
 481 \r
 482         pos = cheat_start + cheat_pos;\r
 483         cheat_pos++;\r
 484         if (pos < 0)  return 1;\r
 485         if (pos > 23) return 0;\r
 486 \r
 487         gp2x_smalltext16_lim(14,     pos*10, s ? "ON " : "OFF", 3);\r
 488         gp2x_smalltext16_lim(14+6*4, pos*10, type ? "S" : "R", 1);\r
 489         gp2x_smalltext16_lim(14+6*6, pos*10, name, 53-8);\r
 490 \r
 491         return 1;\r
 492 }\r
 493 \r
 494 static void draw_patchlist(int sel)\r
 495 {\r
 496         int pos;\r
 497 \r
 498         gp2x_fceu_copy_bg();\r
 499         gp2x_fceu_darken_all();\r
 500 \r
 501         cheat_start = 12 - sel;\r
 502         cheat_pos = 0;\r
 503         FCEUI_ListCheats(clistcallb,0);\r
 504 \r
 505         pos = cheat_start + cheat_pos;\r
 506         if (pos < 24) gp2x_smalltext16_lim(14, pos*10, "done", 4);\r
 507 \r
 508         gp2x_text_out15(5, 120, ">");\r
 509         gp2x_video_flip();\r
 510 }\r
 511 \r
 512 void patches_menu_loop(void)\r
 513 {\r
 514         int menu_sel = 0;\r
 515         unsigned long inp = 0;\r
 516 \r
 517         cheat_count = 0;\r
 518         FCEUI_ListCheats(countcallb,0);\r
 519 \r
 520         for(;;)\r
 521         {\r
 522                 draw_patchlist(menu_sel);\r
 523                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_L|GP2X_R|GP2X_B|GP2X_X);\r
 524                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = cheat_count; }\r
 525                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > cheat_count) menu_sel = 0; }\r
 526                 if(inp &(GP2X_LEFT|GP2X_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }\r
 527                 if(inp &(GP2X_RIGHT|GP2X_R)) { menu_sel+=10; if (menu_sel > cheat_count) menu_sel = cheat_count; }\r
 528                 if(inp & GP2X_B) { // action\r
 529                         if (menu_sel < cheat_count)\r
 530                              FCEUI_ToggleCheat(menu_sel);\r
 531                         else return;\r
 532                 }\r
 533                 if(inp & GP2X_X) return;\r
 534         }\r
 535 \r
 536 }\r
 537 \r
 538 // ------------ savestate loader ------------\r
 539 \r
 540 #if 0\r
 541 static void menu_prepare_bg(void);\r
 542 \r
 543 static int state_slot_flags = 0;\r
 544 \r
 545 static void state_check_slots(void)\r
 546 {\r
 547         int slot;\r
 548 \r
 549         state_slot_flags = 0;\r
 550 \r
 551         for (slot = 0; slot < 10; slot++)\r
 552         {\r
 553                 if (emu_check_save_file(slot))\r
 554                 {\r
 555                         state_slot_flags |= 1 << slot;\r
 556                 }\r
 557         }\r
 558 }\r
 559 \r
 560 static void draw_savestate_bg(int slot)\r
 561 {\r
 562         struct PicoVideo tmp_pv;\r
 563         unsigned short tmp_cram[0x40];\r
 564         unsigned short tmp_vsram[0x40];\r
 565         void *tmp_vram, *file;\r
 566         char *fname;\r
 567 \r
 568         fname = emu_GetSaveFName(1, 0, slot);\r
 569         if (!fname) return;\r
 570 \r
 571         tmp_vram = malloc(sizeof(Pico.vram));\r
 572         if (tmp_vram == NULL) return;\r
 573 \r
 574         memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
 575         memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
 576         memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
 577         memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
 578 \r
 579         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
 580                 file = gzopen(fname, "rb");\r
 581                 emu_set_save_cbs(1);\r
 582         } else {\r
 583                 file = fopen(fname, "rb");\r
 584                 emu_set_save_cbs(0);\r
 585         }\r
 586 \r
 587         if (file) {\r
 588                 if (PicoMCD & 1) {\r
 589                         PicoCdLoadStateGfx(file);\r
 590                 } else {\r
 591                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file\r
 592                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
 593                         areaSeek(file, 0x2000, SEEK_CUR);\r
 594                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
 595                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
 596                         areaSeek(file, 0x221a0, SEEK_SET);\r
 597                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
 598                 }\r
 599                 areaClose(file);\r
 600         }\r
 601 \r
 602         emu_forced_frame();\r
 603         gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
 604         menu_prepare_bg();\r
 605 \r
 606         memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
 607         memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
 608         memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
 609         memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));\r
 610         free(tmp_vram);\r
 611 }\r
 612 \r
 613 static void draw_savestate_menu(int menu_sel, int is_loading)\r
 614 {\r
 615         int tl_x = 25, tl_y = 60, y, i;\r
 616 \r
 617         if (state_slot_flags & (1 << menu_sel))\r
 618                 draw_savestate_bg(menu_sel);\r
 619         gp2x_fceu_copy_bg();\r
 620 \r
 621         gp2x_text_out15(tl_x, 30, is_loading ? "Load state" : "Save state");\r
 622 \r
 623         /* draw all 10 slots */\r
 624         y = tl_y;\r
 625         for (i = 0; i < 10; i++, y+=10)\r
 626         {\r
 627                 gp2x_text_out15(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
 628         }\r
 629         gp2x_text_out15(tl_x, y, "back");\r
 630 \r
 631         // draw cursor\r
 632         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 633 \r
 634         gp2x_video_flip();\r
 635 }\r
 636 \r
 637 static int savestate_menu_loop(int is_loading)\r
 638 {\r
 639         int menu_sel = 10, menu_sel_max = 10;\r
 640         unsigned long inp = 0;\r
 641 \r
 642         state_check_slots();\r
 643 \r
 644         for(;;)\r
 645         {\r
 646                 draw_savestate_menu(menu_sel, is_loading);\r
 647                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 648                 if(inp & GP2X_UP  ) {\r
 649                         do {\r
 650                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
 651                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 652                 }\r
 653                 if(inp & GP2X_DOWN) {\r
 654                         do {\r
 655                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
 656                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
 657                 }\r
 658                 if(inp & GP2X_B) { // save/load\r
 659                         if (menu_sel < 10) {\r
 660                                 state_slot = menu_sel;\r
 661                                 if (emu_SaveLoadGame(is_loading, 0)) {\r
 662                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
 663                                         return 1;\r
 664                                 }\r
 665                                 return 0;\r
 666                         } else  return 1;\r
 667                 }\r
 668                 if(inp & GP2X_X) return 1;\r
 669         }\r
 670 }\r
 671 #endif\r
 672 \r
 673 // -------------- key config --------------\r
 674 \r
 675 static char *usb_joy_key_name(int joy, int num)\r
 676 {\r
 677         static char name[16];\r
 678         switch (num)\r
 679         {\r
 680                 case 0: sprintf(name, "Joy%i UP", joy); break;\r
 681                 case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
 682                 case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
 683                 case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
 684                 default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
 685         }\r
 686         return name;\r
 687 }\r
 688 \r
 689 static char *action_binds(int player_idx, int action_mask)\r
 690 {\r
 691         static char strkeys[32*5];\r
 692         int joy, i;\r
 693 \r
 694         strkeys[0] = 0;\r
 695         for (i = 0; i < 32; i++) // i is key index\r
 696         {\r
 697                 if (Settings.KeyBinds[i] & action_mask)\r
 698                 {\r
 699                         if (player_idx >= 0 && ((Settings.KeyBinds[i] >> 16) & 3) != player_idx) continue;\r
 700                         if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
 701                         else strcpy(strkeys, gp2xKeyNames[i]);\r
 702                 }\r
 703         }\r
 704         for (joy = 0; joy < num_of_joys; joy++)\r
 705         {\r
 706                 for (i = 0; i < 32; i++)\r
 707                 {\r
 708                         if (Settings.JoyBinds[joy][i] & action_mask)\r
 709                         {\r
 710                                 if (player_idx >= 0 && ((Settings.JoyBinds[joy][i] >> 16) & 3) != player_idx) continue;\r
 711                                 if (strkeys[0]) {\r
 712                                         strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
 713                                         break;\r
 714                                 }\r
 715                                 else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
 716                         }\r
 717                 }\r
 718         }\r
 719 \r
 720         return strkeys;\r
 721 }\r
 722 \r
 723 static void unbind_action(int action)\r
 724 {\r
 725         int i, u;\r
 726 \r
 727         for (i = 0; i < 32; i++)\r
 728                 Settings.KeyBinds[i] &= ~action;\r
 729         for (u = 0; u < 4; u++)\r
 730                 for (i = 0; i < 32; i++)\r
 731                         Settings.JoyBinds[u][i] &= ~action;\r
 732 }\r
 733 \r
 734 static int count_bound_keys(int action, int joy)\r
 735 {\r
 736         int i, keys = 0;\r
 737 \r
 738         if (joy)\r
 739         {\r
 740                 for (i = 0; i < 32; i++)\r
 741                         if (Settings.JoyBinds[joy-1][i] & action) keys++;\r
 742         }\r
 743         else\r
 744         {\r
 745                 for (i = 0; i < 32; i++)\r
 746                         if (Settings.KeyBinds[i] & action) keys++;\r
 747         }\r
 748         return keys;\r
 749 }\r
 750 \r
 751 typedef struct { char *name; int mask; } bind_action_t;\r
 752 \r
 753 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)\r
 754 {\r
 755         int x, y, tl_y = 40, i;\r
 756 \r
 757         gp2x_fceu_copy_bg();\r
 758         if (player_idx >= 0)\r
 759              gp2x_text_out15(80, 20, "Player %i controls", player_idx + 1);\r
 760         else gp2x_text_out15(80, 20, "Emulator controls");\r
 761 \r
 762         x = 40; y = tl_y;\r
 763         for (i = 0; i < opt_cnt; i++, y+=10)\r
 764                 gp2x_text_out15(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));\r
 765 \r
 766         gp2x_text_out15(x, y, "Done");\r
 767 \r
 768         // draw cursor\r
 769         gp2x_text_out15(x - 16, tl_y + sel*10, ">");\r
 770 \r
 771         gp2x_fceu_darken_text_bg();\r
 772         gp2x_fceu_darken_reset();\r
 773 \r
 774         if (sel < opt_cnt) {\r
 775                 gp2x_text_out15(30, 190, "Press a button to bind/unbind");\r
 776                 gp2x_text_out15(30, 200, "Use VOL+ to clear");\r
 777                 gp2x_text_out15(30, 210, "To bind UP/DOWN, hold VOL-");\r
 778                 gp2x_text_out15(30, 220, "Select \"Done\" to exit");\r
 779         } else {\r
 780                 gp2x_text_out15(30, 200, "Use Options -> Save cfg");\r
 781                 gp2x_text_out15(30, 210, "to save controls");\r
 782                 gp2x_text_out15(30, 220, "Press B or X to exit");\r
 783         }\r
 784         gp2x_fceu_darken_text_bg();\r
 785         gp2x_video_flip();\r
 786 }\r
 787 \r
 788 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)\r
 789 {\r
 790         int joy = 0, sel = 0, menu_sel_max = opt_cnt, i;\r
 791         unsigned long inp = 0;\r
 792 \r
 793         for (;;)\r
 794         {\r
 795                 draw_key_config(opts, opt_cnt, player_idx, sel);\r
 796                 inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS|GP2X_VOL_DOWN|GP2X_VOL_UP, &joy);\r
 797                 // printf("got %08lX from joy %i\n", inp, joy);\r
 798                 if (joy == 0) {\r
 799                         if (!(inp & GP2X_VOL_DOWN)) {\r
 800                                 if(inp & GP2X_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }\r
 801                                 if(inp & GP2X_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }\r
 802                         }\r
 803                         if (sel >= opt_cnt) {\r
 804                                 if (inp & (GP2X_B|GP2X_X)) break;\r
 805                                 else continue;\r
 806                         }\r
 807                         // if we are here, we want to bind/unbind something\r
 808                         if (inp & GP2X_VOL_UP)\r
 809                                 unbind_action(opts[sel].mask);\r
 810                         inp &= CONFIGURABLE_KEYS;\r
 811                         for (i = 0; i < 32; i++)\r
 812                                 if (inp & (1 << i)) {\r
 813                                         if (count_bound_keys(opts[sel].mask, 0) >= 2)\r
 814                                              Settings.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only\r
 815                                         else Settings.KeyBinds[i] ^=  opts[sel].mask;\r
 816                                         if (player_idx >= 0) {\r
 817                                                 Settings.KeyBinds[i] &= ~(3 << 16);\r
 818                                                 Settings.KeyBinds[i] |= player_idx << 16;\r
 819                                         }\r
 820                                 }\r
 821                 }\r
 822                 else if (sel < opt_cnt)\r
 823                 {\r
 824                         for (i = 0; i < 32; i++)\r
 825                                 if (inp & (1 << i)) {\r
 826                                         if (count_bound_keys(opts[sel].mask, joy) >= 1) // disallow combos for usbjoy\r
 827                                              Settings.JoyBinds[joy-1][i] &= ~opts[sel].mask;\r
 828                                         else Settings.JoyBinds[joy-1][i] ^=  opts[sel].mask;\r
 829                                         if (player_idx >= 0) {\r
 830                                                 Settings.JoyBinds[joy-1][i] &= ~(3 << 16);\r
 831                                                 Settings.JoyBinds[joy-1][i] |= player_idx << 16;\r
 832                                         }\r
 833                                 }\r
 834                 }\r
 835         }\r
 836 }\r
 837 \r
 838 static void draw_kc_sel(int menu_sel)\r
 839 {\r
 840         int tl_x = 25+40, tl_y = 60, y, i;\r
 841         char joyname[36];\r
 842 \r
 843         y = tl_y;\r
 844         gp2x_fceu_copy_bg();\r
 845         gp2x_text_out15(tl_x, y,       "Player 1");\r
 846         gp2x_text_out15(tl_x, (y+=10), "Player 2");\r
 847         gp2x_text_out15(tl_x, (y+=10), "Emulator controls");\r
 848         gp2x_text_out15(tl_x, (y+=10), "Done");\r
 849 \r
 850         // draw cursor\r
 851         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 852 \r
 853         tl_x = 25;\r
 854         gp2x_text_out15(tl_x, (y=110), "USB joys detected:");\r
 855         if (num_of_joys > 0) {\r
 856                 for (i = 0; i < num_of_joys; i++) {\r
 857                         strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
 858                         gp2x_text_out15(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
 859                 }\r
 860         } else {\r
 861                 gp2x_text_out15(tl_x, (y+=10), "none");\r
 862         }\r
 863 \r
 864         gp2x_fceu_darken_text_bg();\r
 865         gp2x_video_flip();\r
 866 }\r
 867 \r
 868 // b_turbo,a_turbo  RLDU SEBA\r
 869 static bind_action_t ctrl_actions[] =\r
 870 {\r
 871         { "UP     ", 0x010 },\r
 872         { "DOWN   ", 0x020 },\r
 873         { "LEFT   ", 0x040 },\r
 874         { "RIGHT  ", 0x080 },\r
 875         { "A      ", 0x001 },\r
 876         { "B      ", 0x002 },\r
 877         { "A TURBO", 0x100 },\r
 878         { "B TURBO", 0x200 },\r
 879         { "START  ", 0x008 },\r
 880         { "SELECT ", 0x004 },\r
 881 };\r
 882 \r
 883 static bind_action_t emuctrl_actions[] =\r
 884 {\r
 885         { "Save State       ", 1<<31 },\r
 886         { "Load State       ", 1<<30 },\r
 887         { "Next State Slot  ", 1<<29 },\r
 888         { "Prev State Slot  ", 1<<28 },\r
 889         { "FDS Insert/Eject ", 1<<27 },\r
 890         { "FDS Select Disk  ", 1<<26 },\r
 891         { "VSUni Insert Coin", 1<<25 },\r
 892 };\r
 893 \r
 894 static void kc_sel_loop(void)\r
 895 {\r
 896         int menu_sel = 3, menu_sel_max = 3;\r
 897         unsigned long inp = 0;\r
 898 \r
 899         for(;;)\r
 900         {\r
 901                 draw_kc_sel(menu_sel);\r
 902                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
 903                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 904                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 905                 if(inp & GP2X_B) {\r
 906                         switch (menu_sel) {\r
 907                                 case 0: key_config_loop(ctrl_actions, 10, 0); return;\r
 908                                 case 1: key_config_loop(ctrl_actions,  8, 1); return;\r
 909                                 case 2: key_config_loop(emuctrl_actions,\r
 910                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;\r
 911                                 case 3: if (!fceugi) SaveConfig(NULL); return;\r
 912                                 default: return;\r
 913                         }\r
 914                 }\r
 915                 if(inp & GP2X_X) return;\r
 916         }\r
 917 }\r
 918 \r
 919 \r
 920 // --------- FCEU options ----------\r
 921 \r
 922 extern int ntsccol,ntschue,ntsctint;\r
 923 extern int srendlinev[2];\r
 924 extern int erendlinev[2];\r
 925 extern int eoptions;\r
 926 extern char *cpalette;\r
 927 extern void LoadCPalette(void);\r
 928 \r
 929 \r
 930 static void int_incdec(int *p, int inc, int min, int max)\r
 931 {\r
 932         *p += inc;\r
 933         if      (*p < min) *p = min;\r
 934         else if (*p > max) *p = max;\r
 935 }\r
 936 \r
 937 static void draw_fcemenu_options(int menu_sel)\r
 938 {\r
 939         int tl_x = 25, tl_y = 60, y;\r
 940         char cpal[32];\r
 941 \r
 942         if (cpalette != NULL)\r
 943         {\r
 944                 char *p = cpalette + strlen(cpalette) - 1;\r
 945                 while (*p != '/' && p > cpalette) p--;\r
 946                 if (*p == '/') p++;\r
 947                 strncpy(cpal, p, 16);\r
 948                 cpal[16] = 0;\r
 949         }\r
 950         else strcpy(cpal, "           OFF");\r
 951 \r
 952         y = tl_y;\r
 953         gp2x_fceu_copy_bg();\r
 954 \r
 955         gp2x_text_out15(tl_x,  y,      "Custom palette: %s", cpal);                             // 0\r
 956         gp2x_text_out15(tl_x, (y+=10), "NTSC Color Emulation       %s", ntsccol?"ON":"OFF");\r
 957         gp2x_text_out15(tl_x, (y+=10), "  Tint (default: 56)       %i", ntsctint);\r
 958         gp2x_text_out15(tl_x, (y+=10), "  Hue  (default: 72)       %i", ntschue);\r
 959         gp2x_text_out15(tl_x, (y+=10), "First visible line (NTSC)  %i", srendlinev[0]);\r
 960         gp2x_text_out15(tl_x, (y+=10), "Last visible line (NTSC)   %i", erendlinev[0]);         // 5\r
 961         gp2x_text_out15(tl_x, (y+=10), "First visible line (PAL)   %i", srendlinev[1]);\r
 962         gp2x_text_out15(tl_x, (y+=10), "Last visible line (PAL)    %i", erendlinev[1]);\r
 963         gp2x_text_out15(tl_x, (y+=10), "Clip 8 left/right columns  %s", (eoptions&EO_CLIPSIDES)?"ON":"OFF");\r
 964         gp2x_text_out15(tl_x, (y+=10), "Disable 8 sprite limit     %s", (eoptions&EO_NO8LIM)?"ON":"OFF");\r
 965         gp2x_text_out15(tl_x, (y+=10), "Enable authentic GameGenie %s", (eoptions&EO_GG)?"ON":"OFF");\r
 966         gp2x_text_out15(tl_x, (y+=10), "Done");                                                 // 11\r
 967 \r
 968         // draw cursor\r
 969         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
 970 \r
 971         if (menu_sel == 0) {\r
 972                 gp2x_fceu_darken_text_bg();\r
 973                 gp2x_fceu_darken_reset();\r
 974 \r
 975                 gp2x_text_out15(30, 210, "Press B to browse,");\r
 976                 gp2x_text_out15(30, 220, "START to use default");\r
 977         }\r
 978 \r
 979         gp2x_fceu_darken_text_bg();\r
 980         gp2x_video_flip();\r
 981 }\r
 982 \r
 983 static void fcemenu_loop_options(void)\r
 984 {\r
 985         int menu_sel = 0, menu_sel_max = 11, i;\r
 986         unsigned long inp = 0;\r
 987 \r
 988         FCEUI_GetNTSCTH(&ntsctint, &ntschue);\r
 989 \r
 990         for(;;)\r
 991         {\r
 992                 draw_fcemenu_options(menu_sel);\r
 993                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A|GP2X_START);\r
 994                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
 995                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
 996                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
 997                         switch (menu_sel) {\r
 998                                 case  1: ntsccol = !ntsccol; break;\r
 999                                 case  8: eoptions^=EO_CLIPSIDES; break;\r
1000                                 case  9: eoptions^=EO_NO8LIM; break;\r
1001                                 case 10: eoptions^=EO_GG; break;\r
1002                                 case 11: return;\r
1003                         }\r
1004                 }\r
1005                 if(inp & (GP2X_X|GP2X_A)) {\r
1006                         for(i=0;i<2;i++)\r
1007                         {\r
1008                                 if(srendlinev[i]<0 || srendlinev[i]>239) srendlinev[i]=0;\r
1009                                 if(erendlinev[i]<srendlinev[i] || erendlinev[i]>239) erendlinev[i]=239;\r
1010                         }\r
1011                         FCEUI_SetNTSCTH(ntsccol, ntsctint, ntschue);\r
1012                         FCEUI_SetRenderedLines(srendlinev[0],erendlinev[0],srendlinev[1],erendlinev[1]);\r
1013                         FCEUI_DisableSpriteLimitation(eoptions&EO_NO8LIM);\r
1014                         FCEUI_SetGameGenie(eoptions&EO_GG);\r
1015                         if (cpalette) LoadCPalette();\r
1016                         else FCEUI_SetPaletteArray(0); // set to default\r
1017                         FCEU_ResetPalette();\r
1018                         return;\r
1019                 }\r
1020                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1021                         switch (menu_sel) {\r
1022                                 case  2: int_incdec(&ntsctint,      (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
1023                                 case  3: int_incdec(&ntschue,       (inp & GP2X_LEFT) ? -1 : 1, 0, 128); break;\r
1024                                 case  4: int_incdec(&srendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1025                                 case  5: int_incdec(&erendlinev[0], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1026                                 case  6: int_incdec(&srendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1027                                 case  7: int_incdec(&erendlinev[1], (inp & GP2X_LEFT) ? -1 : 1, 0, 239); break;\r
1028                         }\r
1029                 }\r
1030                 if(menu_sel == 0 && (inp & (GP2X_START|GP2X_B))) { // custom palette\r
1031                         if ((inp & GP2X_START) && cpalette) {\r
1032                                 free(cpalette);\r
1033                                 cpalette=NULL;\r
1034                         }\r
1035                         else if (inp & GP2X_B) {\r
1036                                 char *selfname;\r
1037                                 if (cpalette) strncpy(path_buffer, cpalette, sizeof(path_buffer));\r
1038                                 else getcwd(path_buffer, PATH_MAX);\r
1039                                 path_buffer[sizeof(path_buffer)-1] = 0;\r
1040 \r
1041                                 selfname = filesel_loop(path_buffer, NULL);\r
1042                                 if (selfname) {\r
1043                                         if (cpalette) free(cpalette);\r
1044                                         cpalette = selfname;\r
1045                                 }\r
1046                         }\r
1047                 }\r
1048         }\r
1049 }\r
1050 \r
1051 // -------------- options --------------\r
1052 \r
1053 static void draw_menu_options(int menu_sel)\r
1054 {\r
1055         int tl_x = 25, tl_y = 32, y;\r
1056         char strframeskip[8], *strscaling, *strssconfirm;\r
1057         char *mms = mmuhack_status ? "active)  " : "inactive)";\r
1058 \r
1059         if (Settings.frameskip < 0)\r
1060              strcpy(strframeskip, "Auto");\r
1061         else sprintf(strframeskip, "%i", Settings.frameskip);\r
1062         switch (Settings.scaling) {\r
1063                 default: strscaling = "            OFF";   break;\r
1064                 case 1:  strscaling = "hw horizontal";     break;\r
1065                 case 2:  strscaling = "hw horiz. + vert."; break;\r
1066                 case 3:  strscaling = "sw horizontal";     break;\r
1067         }\r
1068         switch (Settings.sstate_confirm) {\r
1069                 default: strssconfirm = "OFF";    break;\r
1070                 case 1:  strssconfirm = "writes"; break;\r
1071                 case 2:  strssconfirm = "loads";  break;\r
1072                 case 3:  strssconfirm = "both";   break;\r
1073         }\r
1074 \r
1075         y = tl_y;\r
1076         gp2x_fceu_copy_bg();\r
1077 \r
1078         gp2x_text_out15(tl_x,  y,      "Scaling:       %s", strscaling);                                // 0\r
1079         gp2x_text_out15(tl_x, (y+=10), "Show FPS                   %s", Settings.showfps?"ON":"OFF");   // 1\r
1080         gp2x_text_out15(tl_x, (y+=10), "Frameskip                  %s", strframeskip);                  // 2\r
1081         gp2x_text_out15(tl_x, (y+=10), "Enable sound               %s", soundvol?"ON":"OFF");\r
1082         gp2x_text_out15(tl_x, (y+=10), "Sound Rate:           %5iHz", Settings.sound_rate);             // 4\r
1083         gp2x_text_out15(tl_x, (y+=10), "Force Region:              %s",\r
1084                 Settings.region_force == 2 ? "PAL" : Settings.region_force == 1 ? "NTSC" : "OFF");      // 5\r
1085         gp2x_text_out15(tl_x, (y+=10), "Turbo rate                 %iHz", (Settings.turbo_rate_add*60/2) >> 24);\r
1086         gp2x_text_out15(tl_x, (y+=10), "Confirm savestate          %s", strssconfirm);                  // 7\r
1087         gp2x_text_out15(tl_x, (y+=10), "Save slot                  %i", CurrentState);\r
1088         gp2x_text_out15(tl_x, (y+=10), "Faster RAM timings         %s", Settings.ramtimings?"ON":"OFF");\r
1089         gp2x_text_out15(tl_x, (y+=10), "squidgehack (now %s %s",   mms, Settings.mmuhack?"ON":"OFF");   // 10\r
1090         gp2x_text_out15(tl_x, (y+=10), "Gamma correction           %i.%02i", Settings.gamma / 100, Settings.gamma%100);\r
1091         gp2x_text_out15(tl_x, (y+=10), "GP2X CPU clock             %iMhz", Settings.cpuclock);          // 12\r
1092         gp2x_text_out15(tl_x, (y+=10), "[FCE Ultra options]");\r
1093         gp2x_text_out15(tl_x, (y+=10), "Save cfg as default");\r
1094         if (fceugi)\r
1095                 gp2x_text_out15(tl_x, (y+=10), "Save cfg for current game only");\r
1096 \r
1097         // draw cursor\r
1098         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
1099 \r
1100         gp2x_fceu_darken_text_bg();\r
1101         gp2x_video_flip();\r
1102 }\r
1103 \r
1104 static int sndrate_prevnext(int rate, int dir)\r
1105 {\r
1106         int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
1107 \r
1108         for (i = 0; i < 5; i++)\r
1109                 if (rates[i] == rate) break;\r
1110 \r
1111         i += dir ? 1 : -1;\r
1112         if (i > 4) return dir ? 44100 : 22050;\r
1113         if (i < 0) return dir ? 11025 : 8000;\r
1114         return rates[i];\r
1115 }\r
1116 \r
1117 static void config_commit(void)\r
1118 {\r
1119         gp2x_cpuclock_gamma_update();\r
1120         if (Settings.region_force)\r
1121                 FCEUI_SetVidSystem(Settings.region_force - 1);\r
1122 }\r
1123 \r
1124 static int menu_loop_options(void)\r
1125 {\r
1126         static int menu_sel = 0;\r
1127         int menu_sel_max = 14;\r
1128         unsigned long inp = 0;\r
1129 \r
1130         if (fceugi) menu_sel_max++;\r
1131 \r
1132         for(;;)\r
1133         {\r
1134                 draw_menu_options(menu_sel);\r
1135                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
1136                 if(inp & GP2X_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
1137                 if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
1138                 if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
1139                         switch (menu_sel) {\r
1140                                 case  1: Settings.showfps    = !Settings.showfps; break;\r
1141                                 case  3: soundvol = soundvol ? 0 : 100; break;\r
1142                                 case  9: Settings.ramtimings = !Settings.ramtimings; break;\r
1143                                 case 10: Settings.mmuhack    = !Settings.mmuhack; break;\r
1144                                 case 13: fcemenu_loop_options(); break;\r
1145                                 case 14: // done (update and write)\r
1146                                         config_commit();\r
1147                                         SaveConfig(NULL);\r
1148                                         return 1;\r
1149                                 case 15: // done (update and write for current game)\r
1150                                         config_commit();\r
1151                                         if (lastLoadedGameName[0])\r
1152                                                 SaveConfig(lastLoadedGameName);\r
1153                                         return 1;\r
1154                         }\r
1155                 }\r
1156                 if(inp & (GP2X_X|GP2X_A)) {\r
1157                         config_commit();\r
1158                         return 0;  // done (update, no write)\r
1159                 }\r
1160                 if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
1161                         switch (menu_sel) {\r
1162                                 case  0: int_incdec(&Settings.scaling,   (inp & GP2X_LEFT) ? -1 : 1,  0,  3); break;\r
1163                                 case  2: int_incdec(&Settings.frameskip, (inp & GP2X_LEFT) ? -1 : 1, -1, 32); break;\r
1164                                 case  4:\r
1165                                         Settings.sound_rate = sndrate_prevnext(Settings.sound_rate, inp & GP2X_RIGHT);\r
1166                                         InitSound();\r
1167                                         break;\r
1168                                 case  5: int_incdec(&Settings.region_force,   (inp & GP2X_LEFT) ? -1 : 1, 0, 2); break;\r
1169                                 case  6: {\r
1170                                         int hz = Settings.turbo_rate_add*60/2 >> 24;\r
1171                                         int_incdec(&hz, (inp & GP2X_LEFT) ? -1 : 1, 1, 30);\r
1172                                         Settings.turbo_rate_add = (hz*2 << 24) / 60 + 1;\r
1173                                         break;\r
1174                                 }\r
1175                                 case  7: int_incdec(&Settings.sstate_confirm, (inp & GP2X_LEFT) ? -1 : 1, 0, 3); break;\r
1176                                 case  8: int_incdec(&CurrentState,            (inp & GP2X_LEFT) ? -1 : 1, 0, 9); break;\r
1177                                 case 11: int_incdec(&Settings.gamma,          (inp & GP2X_LEFT) ? -1 : 1, 0, 300); break;\r
1178                                 case 12:\r
1179                                         while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
1180                                                 Settings.cpuclock += (inp & GP2X_LEFT) ? -1 : 1;\r
1181                                                 if (Settings.cpuclock < 0) Settings.cpuclock = 0; // 0 ~ do not change\r
1182                                                 draw_menu_options(menu_sel);\r
1183                                                 usleep(50*1000);\r
1184                                         }\r
1185                                         break;\r
1186                         }\r
1187                 }\r
1188         }\r
1189 }\r
1190 \r
1191 // -------------- credits --------------\r
1192 \r
1193 static void draw_menu_credits(void)\r
1194 {\r
1195         char vstr[32];\r
1196 \r
1197         //int tl_x = 15, tl_y = 70;\r
1198         gp2x_fceu_copy_bg();\r
1199 \r
1200         sprintf(vstr, "GPFCE v" GP2X_PORT_VERSION " rev%i", GP2X_PORT_REV);\r
1201         gp2x_text_out15(20,  30, vstr);\r
1202         gp2x_text_out15(20,  40, "(c) notaz, 2007");\r
1203 \r
1204         gp2x_text_out15(20,  70, "Based on FCE Ultra versions");\r
1205         gp2x_text_out15(20,  80, "0.81 and 0.98.1x");\r
1206 \r
1207         gp2x_text_out15(20, 110, "         - Credits - ");\r
1208         gp2x_text_out15(20, 130, "Bero: FCE");\r
1209         gp2x_text_out15(20, 140, "Xodnizel: FCE Ultra");\r
1210         gp2x_text_out15(20, 150, "zzhu8192: original port");\r
1211         gp2x_text_out15(20, 160, "rlyeh: minimal lib");\r
1212         gp2x_text_out15(20, 170, "Hermes, theoddbot, god_at_hell:");\r
1213         gp2x_text_out15(20, 180, "  cpuctrl, gamma libs");\r
1214         gp2x_text_out15(20, 190, "Squidge: squidgehack");\r
1215 \r
1216         gp2x_fceu_darken_text_bg();\r
1217         gp2x_video_flip();\r
1218 }\r
1219 \r
1220 \r
1221 // -------------- root menu --------------\r
1222 \r
1223 static void draw_menu_root(int menu_sel)\r
1224 {\r
1225         int tl_x = 30, tl_y = 126, y;\r
1226         gp2x_fceu_copy_bg();\r
1227 \r
1228         y = tl_y;\r
1229         if (fceugi) {\r
1230                 gp2x_text_out15(tl_x, y,       "Resume game");\r
1231                 gp2x_text_out15(tl_x, (y+=10), "Save State");\r
1232                 gp2x_text_out15(tl_x, (y+=10), "Load State");\r
1233                 gp2x_text_out15(tl_x, (y+=10), "Reset game");\r
1234         } else {\r
1235                 y += 30;\r
1236         }\r
1237         gp2x_text_out15(tl_x, (y+=10), "Load new ROM");\r
1238         gp2x_text_out15(tl_x, (y+=10), "Options");\r
1239         gp2x_text_out15(tl_x, (y+=10), "Controls");\r
1240         gp2x_text_out15(tl_x, (y+=10), "Credits");\r
1241         gp2x_text_out15(tl_x, (y+=10), "Exit");\r
1242 \r
1243         if (cheats)\r
1244                 gp2x_text_out15(tl_x, (y+=10), "Cheats");\r
1245 \r
1246         // draw cursor\r
1247         gp2x_text_out15(tl_x - 16, tl_y + menu_sel*10, ">");\r
1248 \r
1249         gp2x_fceu_darken_text_bg();\r
1250         gp2x_fceu_darken_reset();\r
1251 \r
1252         // error / version\r
1253         if (menuErrorMsg[0]) gp2x_text_out15(1, 229, menuErrorMsg);\r
1254         else {\r
1255                 char vstr[16];\r
1256                 sprintf(vstr, "v" GP2X_PORT_VERSION " r%i", GP2X_PORT_REV);\r
1257                 gp2x_text_out15(320-strlen(vstr)*8-1, 228, vstr);\r
1258         }\r
1259         gp2x_fceu_darken_text_bg();\r
1260         gp2x_video_flip();\r
1261 }\r
1262 \r
1263 \r
1264 static int menu_loop_root(void)\r
1265 {\r
1266         int ret, menu_sel_max = 8, menu_sel_min = 4;\r
1267         static int menu_sel = 4;\r
1268         unsigned long inp = 0;\r
1269 \r
1270         if (fceugi) menu_sel_min = 0;\r
1271         if (cheats) menu_sel_max = 9;\r
1272         if (menu_sel < menu_sel_min || menu_sel > menu_sel_max)\r
1273                 menu_sel = menu_sel_min;\r
1274 \r
1275         /* make sure action buttons are not pressed on entering menu */\r
1276         draw_menu_root(menu_sel);\r
1277         while (gp2x_joystick_read(1) & (GP2X_B|GP2X_X|GP2X_SELECT)) usleep(50*1000);\r
1278 \r
1279         for (;;)\r
1280         {\r
1281                 draw_menu_root(menu_sel);\r
1282                 inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
1283                 if(inp & GP2X_UP  )  { menu_sel--; if (menu_sel < menu_sel_min) menu_sel = menu_sel_max; }\r
1284                 if(inp & GP2X_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = menu_sel_min; }\r
1285                 if(inp &(GP2X_SELECT|GP2X_X)){\r
1286                         if (fceugi) {\r
1287                                 while (gp2x_joystick_read(1) & GP2X_X) usleep(50*1000); // wait until X is released\r
1288                                 Exit = 0;\r
1289                                 return 0;\r
1290                         }\r
1291                 }\r
1292                 if(inp & GP2X_B   )  {\r
1293                         switch (menu_sel) {\r
1294                                 case 0: // resume game\r
1295                                         if (fceugi) {\r
1296                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1297                                                 Exit = 0;\r
1298                                                 return 0;\r
1299                                         }\r
1300                                         break;\r
1301                                 case 1: // save state\r
1302                                         if (fceugi) {\r
1303                                                 /*if(savestate_menu_loop(0))\r
1304                                                         continue;*/\r
1305                                                 FCEUI_SaveState();\r
1306                                                 Exit = 0;\r
1307                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1308                                                 return 0;\r
1309                                         }\r
1310                                         break;\r
1311                                 case 2: // load state\r
1312                                         if (fceugi) {\r
1313                                                 /*if(savestate_menu_loop(1))\r
1314                                                         continue;*/\r
1315                                                 FCEUI_LoadState();\r
1316                                                 Exit = 0;\r
1317                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1318                                                 return 0;\r
1319                                         }\r
1320                                         break;\r
1321                                 case 3: // reset game\r
1322                                         if (fceugi) {\r
1323                                                 FCEU_DoSimpleCommand(FCEUNPCMD_RESET);\r
1324                                                 Exit = 0;\r
1325                                                 return 0;\r
1326                                         }\r
1327                                         break;\r
1328                                 case 4: // select rom\r
1329                                 {\r
1330                                         FILE *tstf;\r
1331                                         char *selfname;\r
1332 \r
1333                                         if ( (tstf = fopen(lastLoadedGameName, "rb")) )\r
1334                                         {\r
1335                                                 fclose(tstf);\r
1336                                                 strncpy(path_buffer, lastLoadedGameName, sizeof(path_buffer));\r
1337                                                 path_buffer[sizeof(path_buffer)-1] = 0;\r
1338                                         }\r
1339                                         else\r
1340                                         {\r
1341                                                 getcwd(path_buffer, PATH_MAX);\r
1342                                         }\r
1343 \r
1344                                         selfname = filesel_loop(path_buffer, lastLoadedGameName);\r
1345                                         if (selfname) {\r
1346                                                 printf("selected file: %s\n", selfname);\r
1347                                                 while (gp2x_joystick_read(1) & GP2X_B) usleep(50*1000);\r
1348                                                 return 2;\r
1349                                         }\r
1350                                         break;\r
1351                                 }\r
1352                                 case 5: // options\r
1353                                         ret = menu_loop_options();\r
1354                                         if (ret == 1) continue; // status update\r
1355                                         break;\r
1356                                 case 6: // controls\r
1357                                         kc_sel_loop();\r
1358                                         break;\r
1359                                 case 7: // credits\r
1360                                         draw_menu_credits();\r
1361                                         usleep(500*1000);\r
1362                                         inp = wait_for_input(GP2X_B|GP2X_X);\r
1363                                         break;\r
1364                                 case 8: // exit\r
1365                                         return 1;\r
1366                                 case 9: // patches/gg\r
1367                                         patches_menu_loop();\r
1368                                         break;\r
1369                         }\r
1370                 }\r
1371                 menuErrorMsg[0] = 0; // clear error msg\r
1372         }\r
1373 }\r
1374 \r
1375 \r
1376 extern unsigned short gp2x_palette16[256];\r
1377 \r
1378 static void menu_prepare_bg(void)\r
1379 {\r
1380         menu_bg = malloc(320*240*2);\r
1381         if (menu_bg == NULL) return;\r
1382 \r
1383         if (fceugi)\r
1384         {\r
1385                 /* raw emu frame should now be at gp2x_screen */\r
1386                 if (Settings.scaling != 0)\r
1387                 {\r
1388                         soft_scale((char *)gp2x_screen + 32, gp2x_palette16, srendline, erendline-srendline);\r
1389                         if (srendline)\r
1390                                 memset32((int *)((char *)gp2x_screen + 32), 0, srendline*320*2/4);\r
1391                         memcpy(menu_bg, gp2x_screen + 32, 320*240*2);\r
1392                 }\r
1393                 else\r
1394                 {\r
1395                         convert2RGB555(menu_bg, gp2x_screen, gp2x_palette16, 320*240);\r
1396                 }\r
1397         }\r
1398         else\r
1399         {\r
1400                 memset32((int *)menu_bg, 0, 320*240*2/4);\r
1401                 readpng(menu_bg, "background.png");\r
1402         }\r
1403 }\r
1404 \r
1405 static void menu_gfx_prepare(void)\r
1406 {\r
1407         menu_prepare_bg();\r
1408 \r
1409         // switch bpp\r
1410         gp2x_video_changemode(16);\r
1411         gp2x_video_set_offs(0);\r
1412         gp2x_video_RGB_setscaling(0, 320, 240);\r
1413         gp2x_video_flip();\r
1414 }\r
1415 \r
1416 \r
1417 int gp2x_menu_do(void)\r
1418 {\r
1419         int ret;\r
1420 \r
1421         menu_gfx_prepare();\r
1422 \r
1423         ret = menu_loop_root();\r
1424 \r
1425         if (menu_bg) free(menu_bg);\r
1426         menu_bg = NULL;\r
1427         menuErrorMsg[0] = 0;\r
1428 \r
1429         return ret;\r
1430 }\r
1431 \r
1432 \r