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