psp/menu.c

   1 // (c) Copyright 2006,2007 notaz, All rights reserved.
   2 // Free for non-commercial use.
   3
   4 // For commercial use, separate licencing terms must be obtained.
   5
   6 // don't like to use loads of #ifdefs, so duplicating GP2X code
   7 // horribly instead
   8
   9 #include <string.h>
  10 #include <stdlib.h>
  11 #include <wchar.h>
  12 #include <unistd.h>
  13 #include <sys/syslimits.h> // PATH_MAX
  14
  15 #include <pspdisplay.h>
  16 #include <pspgu.h>
  17 #include <pspiofilemgr.h>
  18 #include <psputils.h>
  19
  20 #include "psp.h"
  21 #include "emu.h"
  22 #include "menu.h"
  23 #include "mp3.h"
  24 #include "../common/menu.h"
  25 #include "../common/emu.h"
  26 #include "../common/readpng.h"
  27 #include "../common/lprintf.h"
  28 #include "version.h"
  29
  30 #include <Pico/PicoInt.h>
  31 #include <Pico/Patch.h>
  32 #include <zlib/zlib.h>
  33
  34
  35 #define pspKeyUnkn "???"
  36 static const char * const pspKeyNames[] = {
  37         "SELECT",   pspKeyUnkn, pspKeyUnkn, "START",    "UP",       "RIGHT",     "DOWN",     "LEFT",
  38         "L",        "R",        pspKeyUnkn, pspKeyUnkn, "TRIANGLE", "CIRCLE",    "X",        "SQUARE",
  39         "HOME",     "HOLD",     "WLAN_UP",  "REMOTE",   "VOLUP",    "VOLDOWN",   "SCREEN",   "NOTE",
  40         pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, "NUB UP",   "NUB RIGHT", "NUB DOWN", "NUB LEFT" // fake
  41 };
  42
  43 static unsigned short bg_buffer[480*272] __attribute__((aligned(16)));
  44 #define menu_screen psp_screen
  45
  46 static void menu_darken_bg(void *dst, const void *src, int pixels, int darker);
  47 static void menu_prepare_bg(int use_game_bg, int use_fg);
  48
  49
  50 static unsigned int inp_prev = 0;
  51
  52 static unsigned long wait_for_input(unsigned int interesting, int is_key_config)
  53 {
  54         unsigned int ret;
  55         static int repeats = 0, wait = 50;
  56         int release = 0, count, i;
  57
  58         if (!is_key_config)
  59                 interesting |= (interesting & 0xf0) << 24; // also use analog
  60
  61         if (repeats == 2 || repeats == 4) wait /= 2;
  62         if (repeats == 6) wait = 15;
  63
  64         for (i = 0; i < 6 && inp_prev == psp_pad_read(1); i++) {
  65                 if (i == 0) repeats++;
  66                 psp_msleep(wait);
  67         }
  68
  69         for (count = 0; !((ret = psp_pad_read(1)) & interesting) && count < 100; count++) {
  70                 psp_msleep(50);
  71                 release = 1;
  72         }
  73
  74         if (release || ret != inp_prev) {
  75                 repeats = 0;
  76                 wait = 50;
  77         }
  78         inp_prev = ret;
  79
  80         if (!is_key_config)
  81                 ret |= (ret & 0xf0000000) >> 24; // use analog as d-pad
  82
  83         // we don't need diagonals in menus
  84         if ((ret&BTN_UP)   && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;
  85         if ((ret&BTN_UP)   && (ret&BTN_RIGHT)) ret &= ~BTN_RIGHT;
  86         if ((ret&BTN_DOWN) && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;
  87         if ((ret&BTN_DOWN) && (ret&BTN_RIGHT)) ret &= ~BTN_RIGHT;
  88
  89         return ret;
  90 }
  91
  92 static void menu_draw_begin(void)
  93 {
  94         // short *src = (short *)bg_buffer, *dst = (short *)menu_screen;
  95         // int i;
  96
  97         // for (i = 272; i >= 0; i--, dst += 512, src += 480)
  98         //      memcpy32((int *)dst, (int *)src, 480*2/4);
  99
 100         sceGuSync(0,0); // sync with prev
 101         sceGuStart(GU_DIRECT, guCmdList);
 102         sceGuCopyImage(GU_PSM_5650, 0, 0, 480, 272, 480, bg_buffer, 0, 0, 512, menu_screen);
 103         sceGuFinish();
 104         sceGuSync(0,0);
 105 }
 106
 107
 108 static void menu_draw_end(void)
 109 {
 110         psp_video_flip(1);
 111 }
 112
 113
 114 // --------- loading ROM screen ----------
 115
 116 static int lcdr_line = 0;
 117
 118 static void load_progress_cb(int percent)
 119 {
 120         int ln, len = percent * 480 / 100;
 121         unsigned short *dst;
 122
 123         //sceDisplayWaitVblankStart();
 124
 125         dst = (unsigned short *)menu_screen + 512*10*lcdr_line;
 126
 127         if (len > 480) len = 480;
 128         for (ln = 8; ln > 0; ln--, dst += 512)
 129                 memset(dst, 0xff, len*2);
 130 }
 131
 132 static void cdload_progress_cb(int percent)
 133 {
 134         int ln, len = percent * 480 / 100;
 135         unsigned short *dst;
 136
 137         if (lcdr_line <= 2) {
 138                 lcdr_line++;
 139                 smalltext_out16(1, lcdr_line++ * 10, "Processing CD image / MP3s", 0xffff);
 140                 smalltext_out16_lim(1, lcdr_line++ * 10, romFileName, 0xffff, 80);
 141         }
 142
 143         dst = (unsigned short *)menu_screen + 512*10*lcdr_line;
 144
 145         if (len > 480) len = 480;
 146         for (ln = 8; ln > 0; ln--, dst += 512)
 147                 memset(dst, 0xff, len*2);
 148 }
 149
 150 void menu_romload_prepare(const char *rom_name)
 151 {
 152         const char *p = rom_name + strlen(rom_name);
 153         while (p > rom_name && *p != '/') p--;
 154
 155         psp_video_switch_to_single();
 156         if (rom_data) menu_draw_begin();
 157         else memset32_uncached(psp_screen, 0, 512*272*2/4);
 158
 159         smalltext_out16(1, 1, "Loading", 0xffff);
 160         smalltext_out16_lim(1, 10, p, 0xffff, 80);
 161         PicoCartLoadProgressCB = load_progress_cb;
 162         PicoCDLoadProgressCB = cdload_progress_cb;
 163         lcdr_line = 2;
 164 }
 165
 166 void menu_romload_end(void)
 167 {
 168         PicoCartLoadProgressCB = PicoCDLoadProgressCB = NULL;
 169         smalltext_out16(1, ++lcdr_line*10, "Starting emulation...", 0xffff);
 170 }
 171
 172 // -------------- ROM selector --------------
 173
 174 // SceIoDirent
 175 #define DT_DIR FIO_SO_IFDIR
 176 #define DT_REG FIO_SO_IFREG
 177
 178 struct my_dirent
 179 {
 180         unsigned char d_type;
 181         char d_name[255];
 182 };
 183
 184 // bbbb bggg gggr rrrr
 185 static unsigned short file2color(const char *fname)
 186 {
 187         const char *ext = fname + strlen(fname) - 3;
 188         static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso" };
 189         static const char *other_exts[] = { "gmv", "pat" };
 190         int i;
 191
 192         if (ext < fname) ext = fname;
 193         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)
 194                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xfdf7;
 195         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)
 196                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;
 197         return 0xffff;
 198 }
 199
 200 static void draw_dirlist(char *curdir, struct my_dirent **namelist, int n, int sel)
 201 {
 202         int start, i, pos;
 203
 204         start = 13 - sel;
 205         n--; // exclude current dir (".")
 206
 207         menu_draw_begin();
 208
 209         if (rom_data == NULL) {
 210 //              menu_darken_bg(menu_screen, menu_screen, 321*240, 0);
 211         }
 212
 213         menu_darken_bg((char *)menu_screen + 512*129*2, (char *)menu_screen + 512*129*2, 512*10, 0);
 214
 215         if (start - 2 >= 0)
 216                 smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);
 217         for (i = 0; i < n; i++) {
 218                 pos = start + i;
 219                 if (pos < 0)  continue;
 220                 if (pos > 26) break;
 221                 if (namelist[i+1]->d_type & DT_DIR) {
 222                         smalltext_out16_lim(14,   pos*10, "/", 0xd7ff, 1);
 223                         smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xd7ff, 80-3);
 224                 } else {
 225                         unsigned short color = file2color(namelist[i+1]->d_name);
 226                         smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 80-2);
 227                 }
 228         }
 229         text_out16(5, 130, ">");
 230         menu_draw_end();
 231 }
 232
 233 static int scandir_cmp(const void *p1, const void *p2)
 234 {
 235         struct my_dirent **d1 = (struct my_dirent **)p1, **d2 = (struct my_dirent **)p2;
 236         if ((*d1)->d_type == (*d2)->d_type) return strcasecmp((*d1)->d_name, (*d2)->d_name);
 237         if ((*d1)->d_type & DT_DIR) return -1; // put before
 238         if ((*d2)->d_type & DT_DIR) return  1;
 239         return strcasecmp((*d1)->d_name, (*d2)->d_name);
 240 }
 241
 242 static char *filter_exts[] = {
 243         ".mp3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",
 244         ".jpg", ".cue", ".pbp"
 245 };
 246
 247 static int scandir_filter(const struct my_dirent *ent)
 248 {
 249         const char *p;
 250         int i;
 251
 252         if (ent == NULL || ent->d_name == NULL) return 0;
 253         if (strlen(ent->d_name) < 5) return 1;
 254
 255         p = ent->d_name + strlen(ent->d_name) - 4;
 256
 257         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)
 258         {
 259                 if (strcasecmp(p, filter_exts[i]) == 0) return 0;
 260         }
 261
 262         return 1;
 263 }
 264
 265 static int my_scandir(const char *dir, struct my_dirent ***namelist_out,
 266                 int(*filter)(const struct my_dirent *),
 267                 int(*compar)(const void *, const void *))
 268 {
 269         int ret = -1, dir_uid = -1, name_alloc = 4, name_count = 0;
 270         struct my_dirent **namelist = NULL, *ent;
 271         SceIoDirent sce_ent;
 272
 273         namelist = malloc(sizeof(*namelist) * name_alloc);
 274         if (namelist == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 275
 276         // try to read first..
 277         dir_uid = sceIoDopen(dir);
 278         if (dir_uid >= 0)
 279         {
 280                 /* it is very important to clear SceIoDirent to be passed to sceIoDread(), */
 281                 /* or else it may crash, probably misinterpreting something in it. */
 282                 memset(&sce_ent, 0, sizeof(sce_ent));
 283                 ret = sceIoDread(dir_uid, &sce_ent);
 284                 if (ret < 0)
 285                 {
 286                         lprintf("sceIoDread(\"%s\") failed with %i\n", dir, ret);
 287                         goto fail;
 288                 }
 289         }
 290         else
 291                 lprintf("sceIoDopen(\"%s\") failed with %i\n", dir, dir_uid);
 292
 293         while (ret > 0)
 294         {
 295                 ent = malloc(sizeof(*ent));
 296                 if (ent == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 297                 ent->d_type = sce_ent.d_stat.st_attr;
 298                 strncpy(ent->d_name, sce_ent.d_name, sizeof(ent->d_name));
 299                 ent->d_name[sizeof(ent->d_name)-1] = 0;
 300                 if (filter == NULL || filter(ent))
 301                      namelist[name_count++] = ent;
 302                 else free(ent);
 303
 304                 if (name_count >= name_alloc)
 305                 {
 306                         void *tmp;
 307                         name_alloc *= 2;
 308                         tmp = realloc(namelist, sizeof(*namelist) * name_alloc);
 309                         if (tmp == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 310                         namelist = tmp;
 311                 }
 312
 313                 memset(&sce_ent, 0, sizeof(sce_ent));
 314                 ret = sceIoDread(dir_uid, &sce_ent);
 315         }
 316
 317         // sort
 318         if (compar != NULL && name_count > 3) qsort(&namelist[2], name_count - 2, sizeof(namelist[0]), compar);
 319
 320         // all done.
 321         ret = name_count;
 322         *namelist_out = namelist;
 323         goto end;
 324
 325 fail:
 326         if (namelist != NULL)
 327         {
 328                 while (name_count--)
 329                         free(namelist[name_count]);
 330                 free(namelist);
 331         }
 332 end:
 333         if (dir_uid >= 0) sceIoDclose(dir_uid);
 334         return ret;
 335 }
 336
 337
 338 static char *romsel_loop(char *curr_path)
 339 {
 340         struct my_dirent **namelist;
 341         int n, iret, sel = 0;
 342         unsigned long inp = 0;
 343         char *ret = NULL, *fname = NULL;
 344         SceIoStat cpstat;
 345
 346         // is this a dir or a full path?
 347         memset(&cpstat, 0, sizeof(cpstat));
 348         iret = sceIoGetstat(curr_path, &cpstat);
 349         if (iret >= 0 && (cpstat.st_attr & FIO_SO_IFREG)) { // file
 350                 char *p;
 351                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);
 352                 *p = 0;
 353                 fname = p+1;
 354         }
 355         else if (iret >= 0 && (cpstat.st_attr & FIO_SO_IFDIR)); // dir
 356         else strcpy(curr_path, "ms0:/"); // something else
 357
 358         n = my_scandir(curr_path, &namelist, scandir_filter, scandir_cmp);
 359         if (n < 0) {
 360                 // try root..
 361                 n = my_scandir("ms0:/", &namelist, scandir_filter, scandir_cmp);
 362                 if (n < 0) {
 363                         // oops, we failed
 364                         lprintf("scandir failed, dir: "); lprintf(curr_path); lprintf("\n");
 365                         return NULL;
 366                 }
 367         }
 368
 369         // try to find sel
 370         if (fname != NULL) {
 371                 int i;
 372                 for (i = 1; i < n; i++) {
 373                         if (strcmp(namelist[i]->d_name, fname) == 0) {
 374                                 sel = i - 1;
 375                                 break;
 376                         }
 377                 }
 378         }
 379
 380         for (;;)
 381         {
 382                 draw_dirlist(curr_path, namelist, n, sel);
 383                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
 384                 if(inp & BTN_UP  )  { sel--;   if (sel < 0)   sel = n-2; }
 385                 if(inp & BTN_DOWN)  { sel++;   if (sel > n-2) sel = 0; }
 386                 if(inp & BTN_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }
 387                 if(inp & BTN_L)     { sel-=24; if (sel < 0)   sel = 0; }
 388                 if(inp & BTN_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }
 389                 if(inp & BTN_R)     { sel+=24; if (sel > n-2) sel = n-2; }
 390                 if(inp & BTN_CIRCLE) { // enter dir/select
 391                         if (namelist[sel+1]->d_type & DT_REG) {
 392                                 strcpy(romFileName, curr_path);
 393                                 strcat(romFileName, "/");
 394                                 strcat(romFileName, namelist[sel+1]->d_name);
 395                                 ret = romFileName;
 396                                 break;
 397                         } else if (namelist[sel+1]->d_type & DT_DIR) {
 398                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;
 399                                 char *p, *newdir = malloc(newlen);
 400                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {
 401                                         char *start = curr_path;
 402                                         p = start + strlen(start) - 1;
 403                                         while (*p == '/' && p > start) p--;
 404                                         while (*p != '/' && *p != ':' && p > start) p--;
 405                                         if (p <= start || *p == ':' || p[-1] == ':') strcpy(newdir, "ms0:/");
 406                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }
 407                                 } else {
 408                                         strcpy(newdir, curr_path);
 409                                         p = newdir + strlen(newdir) - 1;
 410                                         while (*p == '/' && p >= newdir) *p-- = 0;
 411                                         strcat(newdir, "/");
 412                                         strcat(newdir, namelist[sel+1]->d_name);
 413                                 }
 414                                 ret = romsel_loop(newdir);
 415                                 free(newdir);
 416                                 break;
 417                         }
 418                 }
 419                 if(inp & BTN_X) break; // cancel
 420         }
 421
 422         if (n > 0) {
 423                 while(n--) free(namelist[n]);
 424                 free(namelist);
 425         }
 426
 427         return ret;
 428 }
 429
 430 // ------------ debug menu ------------
 431
 432 char *debugString(void);
 433
 434 static void draw_debug(void)
 435 {
 436         char *p, *str = debugString();
 437         int len, line;
 438
 439         menu_draw_begin();
 440
 441         p = str;
 442         for (line = 0; line < 24; line++)
 443         {
 444                 while (*p && *p != '\n') p++;
 445                 len = p - str;
 446                 if (len > 55) len = 55;
 447                 smalltext_out16_lim(1, line*10, str, 0xffff, len);
 448                 if (*p == 0) break;
 449                 p++; str = p;
 450         }
 451         menu_draw_end();
 452 }
 453
 454 static void debug_menu_loop(void)
 455 {
 456         int ret = 0;
 457         draw_debug();
 458         while (!(ret & (BTN_X|BTN_CIRCLE)))
 459                 ret = wait_for_input(BTN_X|BTN_CIRCLE, 0);
 460 }
 461
 462 // ------------ patch/gg menu ------------
 463
 464 static void draw_patchlist(int sel)
 465 {
 466         int start, i, pos, active;
 467
 468         start = 13 - sel;
 469
 470         menu_draw_begin();
 471
 472         for (i = 0; i < PicoPatchCount; i++) {
 473                 pos = start + i;
 474                 if (pos < 0)  continue;
 475                 if (pos > 26) break;
 476                 active = PicoPatches[i].active;
 477                 smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);
 478                 smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);
 479         }
 480         pos = start + i;
 481         if (pos < 27) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);
 482
 483         text_out16(5, 130, ">");
 484         menu_draw_end();
 485 }
 486
 487
 488 static void patches_menu_loop(void)
 489 {
 490         int menu_sel = 0;
 491         unsigned long inp = 0;
 492
 493         for(;;)
 494         {
 495                 draw_patchlist(menu_sel);
 496                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
 497                 if(inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }
 498                 if(inp & BTN_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }
 499                 if(inp &(BTN_LEFT|BTN_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }
 500                 if(inp &(BTN_RIGHT|BTN_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }
 501                 if(inp & BTN_CIRCLE) { // action
 502                         if (menu_sel < PicoPatchCount)
 503                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;
 504                         else    return;
 505                 }
 506                 if(inp & BTN_X) return;
 507         }
 508
 509 }
 510
 511 // ------------ savestate loader ------------
 512
 513 static int state_slot_flags = 0;
 514
 515 static void state_check_slots(void)
 516 {
 517         int slot;
 518
 519         state_slot_flags = 0;
 520
 521         for (slot = 0; slot < 10; slot++)
 522         {
 523                 if (emu_checkSaveFile(slot))
 524                 {
 525                         state_slot_flags |= 1 << slot;
 526                 }
 527         }
 528 }
 529
 530 static void *get_oldstate_for_preview(void)
 531 {
 532         unsigned char *ptr = malloc(sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram) + sizeof(Pico.video));
 533         if (ptr == NULL) return NULL;
 534
 535         memcpy(ptr, Pico.vram, sizeof(Pico.vram));
 536         memcpy(ptr + sizeof(Pico.vram), Pico.cram, sizeof(Pico.cram));
 537         memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram), Pico.vsram, sizeof(Pico.vsram));
 538         memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), &Pico.video, sizeof(Pico.video));
 539         return ptr;
 540 }
 541
 542 static void restore_oldstate(void *ptrx)
 543 {
 544         unsigned char *ptr = ptrx;
 545         memcpy(Pico.vram,  ptr,  sizeof(Pico.vram));
 546         memcpy(Pico.cram,  ptr + sizeof(Pico.vram), sizeof(Pico.cram));
 547         memcpy(Pico.vsram, ptr + sizeof(Pico.vram) + sizeof(Pico.cram), sizeof(Pico.vsram));
 548         memcpy(&Pico.video,ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), sizeof(Pico.video));
 549         free(ptrx);
 550 }
 551
 552 static void draw_savestate_bg(int slot)
 553 {
 554         void *file, *oldstate;
 555         char *fname;
 556
 557         fname = emu_GetSaveFName(1, 0, slot);
 558         if (!fname) return;
 559
 560         oldstate = get_oldstate_for_preview();
 561         if (oldstate == NULL) return;
 562
 563         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {
 564                 file = gzopen(fname, "rb");
 565                 emu_setSaveStateCbs(1);
 566         } else {
 567                 file = fopen(fname, "rb");
 568                 emu_setSaveStateCbs(0);
 569         }
 570
 571         if (file) {
 572                 if (PicoMCD & 1) {
 573                         PicoCdLoadStateGfx(file);
 574                 } else {
 575                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file
 576                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);
 577                         areaSeek(file, 0x2000, SEEK_CUR);
 578                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);
 579                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);
 580                         areaSeek(file, 0x221a0, SEEK_SET);
 581                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);
 582                 }
 583                 areaClose(file);
 584         }
 585
 586         emu_forcedFrame();
 587         menu_prepare_bg(1, 0);
 588
 589         restore_oldstate(oldstate);
 590 }
 591
 592 static void draw_savestate_menu(int menu_sel, int is_loading)
 593 {
 594         int tl_x = 80+25, tl_y = 16+60, y, i;
 595
 596         if (state_slot_flags & (1 << menu_sel))
 597                 draw_savestate_bg(menu_sel);
 598         menu_draw_begin();
 599
 600         text_out16(tl_x, 16+30, is_loading ? "Load state" : "Save state");
 601
 602         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);
 603
 604         /* draw all 10 slots */
 605         y = tl_y;
 606         for (i = 0; i < 10; i++, y+=10)
 607         {
 608                 text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");
 609         }
 610         text_out16(tl_x, y, "back");
 611
 612         menu_draw_end();
 613 }
 614
 615 static int savestate_menu_loop(int is_loading)
 616 {
 617         static int menu_sel = 10;
 618         int menu_sel_max = 10;
 619         unsigned long inp = 0;
 620
 621         state_check_slots();
 622
 623         for(;;)
 624         {
 625                 draw_savestate_menu(menu_sel, is_loading);
 626                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
 627                 if(inp & BTN_UP  ) {
 628                         do {
 629                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;
 630                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);
 631                 }
 632                 if(inp & BTN_DOWN) {
 633                         do {
 634                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;
 635                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);
 636                 }
 637                 if(inp & BTN_CIRCLE) { // save/load
 638                         if (menu_sel < 10) {
 639                                 state_slot = menu_sel;
 640                                 PicoStateProgressCB = emu_msg_cb; /* also suitable for menu */
 641                                 if (emu_SaveLoadGame(is_loading, 0)) {
 642                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");
 643                                         return 1;
 644                                 }
 645                                 return 0;
 646                         } else  return 1;
 647                 }
 648                 if(inp & BTN_X) return 1;
 649         }
 650 }
 651
 652 // -------------- key config --------------
 653
 654 static char *action_binds(int player_idx, int action_mask)
 655 {
 656         static char strkeys[32*5];
 657         int i;
 658
 659         strkeys[0] = 0;
 660         for (i = 0; i < 32; i++) // i is key index
 661         {
 662                 if (currentConfig.KeyBinds[i] & action_mask)
 663                 {
 664                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;
 665                         if (strkeys[0]) {
 666                                 strcat(strkeys, i >= 28 ? ", " : " + "); // nub "buttons" don't create combos
 667                                 strcat(strkeys, pspKeyNames[i]);
 668                                 break;
 669                         }
 670                         else strcpy(strkeys, pspKeyNames[i]);
 671                 }
 672         }
 673
 674         return strkeys;
 675 }
 676
 677 static void unbind_action(int action)
 678 {
 679         int i;
 680
 681         for (i = 0; i < 32; i++)
 682                 currentConfig.KeyBinds[i] &= ~action;
 683 }
 684
 685 static int count_bound_keys(int action, int pl_idx)
 686 {
 687         int i, keys = 0;
 688
 689         for (i = 0; i < 32; i++)
 690         {
 691                 if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;
 692                 if (currentConfig.KeyBinds[i] & action) keys++;
 693         }
 694
 695         return keys;
 696 }
 697
 698 typedef struct { char *name; int mask; } bind_action_t;
 699
 700 static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_idx, int sel)
 701 {
 702         int x, y, tl_y = 16+40, i;
 703
 704         menu_draw_begin();
 705         if (player_idx >= 0) {
 706                 text_out16(80+80, 16+20, "Player %i controls", player_idx + 1);
 707                 x = 80+80;
 708         } else {
 709                 text_out16(80+80, 16+20, "Emulator controls");
 710                 x = 80+40;
 711         }
 712
 713         menu_draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 130);
 714
 715         y = tl_y;
 716         for (i = 0; i < opt_cnt; i++, y+=10)
 717                 text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));
 718
 719         text_out16(x, y, "Done");
 720
 721         if (sel < opt_cnt) {
 722                 text_out16(80+30, 220, "Press a button to bind/unbind");
 723                 text_out16(80+30, 230, "Use SELECT to clear");
 724                 text_out16(80+30, 240, "To bind UP/DOWN, hold SELECT");
 725                 text_out16(80+30, 250, "Select \"Done\" to exit");
 726         } else {
 727                 text_out16(80+30, 230, "Use Options -> Save cfg");
 728                 text_out16(80+30, 240, "to save controls");
 729                 text_out16(80+30, 250, "Press X or O to exit");
 730         }
 731         menu_draw_end();
 732 }
 733
 734 static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_idx)
 735 {
 736         int sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;
 737         unsigned long inp = 0;
 738
 739         for (;;)
 740         {
 741                 draw_key_config(opts, opt_cnt, player_idx, sel);
 742                 inp = wait_for_input(CONFIGURABLE_KEYS|BTN_SELECT, 1);
 743                 if (!(inp & BTN_SELECT)) {
 744                         prev_select = 0;
 745                         if(inp & BTN_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }
 746                         if(inp & BTN_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }
 747                 }
 748                 if (sel >= opt_cnt) {
 749                         if (inp & (BTN_X|BTN_CIRCLE)) break;
 750                         else continue;
 751                 }
 752                 // if we are here, we want to bind/unbind something
 753                 if ((inp & BTN_SELECT) && !prev_select)
 754                         unbind_action(opts[sel].mask);
 755                 prev_select = inp & BTN_SELECT;
 756                 inp &= CONFIGURABLE_KEYS;
 757                 inp &= ~BTN_SELECT;
 758                 for (i = 0; i < 32; i++)
 759                         if (inp & (1 << i)) {
 760                                 if (count_bound_keys(opts[sel].mask, player_idx) >= 2)
 761                                      currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only
 762                                 else currentConfig.KeyBinds[i] ^=  opts[sel].mask;
 763                                 if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {
 764                                         currentConfig.KeyBinds[i] &= ~(3 << 16);
 765                                         currentConfig.KeyBinds[i] |= player_idx << 16;
 766                                 }
 767                         }
 768         }
 769 }
 770
 771 static void draw_kc_sel(int menu_sel)
 772 {
 773         int tl_x = 80+25+40, tl_y = 16+60, y;
 774
 775         y = tl_y;
 776         menu_draw_begin();
 777         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);
 778
 779         text_out16(tl_x, y,       "Player 1");
 780         text_out16(tl_x, (y+=10), "Player 2");
 781         text_out16(tl_x, (y+=10), "Emulator controls");
 782         text_out16(tl_x, (y+=10), "Done");
 783
 784         menu_draw_end();
 785 }
 786
 787
 788 // PicoPad[] format: MXYZ SACB RLDU
 789 static bind_action_t ctrl_actions[] =
 790 {
 791         { "UP     ", 0x001 },
 792         { "DOWN   ", 0x002 },
 793         { "LEFT   ", 0x004 },
 794         { "RIGHT  ", 0x008 },
 795         { "A      ", 0x040 },
 796         { "B      ", 0x010 },
 797         { "C      ", 0x020 },
 798         { "START  ", 0x080 },
 799         { "MODE   ", 0x800 },
 800         { "X      ", 0x400 },
 801         { "Y      ", 0x200 },
 802         { "Z      ", 0x100 },
 803 };
 804
 805 // player2_flag, ?, ?, ?, ?, ?, ?, menu
 806 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",
 807 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"
 808 static bind_action_t emuctrl_actions[] =
 809 {
 810         { "Load State     ", 1<<28 },
 811         { "Save State     ", 1<<27 },
 812         { "Prev Save Slot ", 1<<25 },
 813         { "Next Save Slot ", 1<<24 },
 814         { "Switch Renderer", 1<<26 },
 815 };
 816
 817 static void kc_sel_loop(void)
 818 {
 819         int menu_sel = 3, menu_sel_max = 3;
 820         unsigned long inp = 0;
 821         int is_6button = currentConfig.PicoOpt & 0x020;
 822
 823         while (1)
 824         {
 825                 draw_kc_sel(menu_sel);
 826                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
 827                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
 828                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
 829                 if (inp & BTN_CIRCLE) {
 830                         switch (menu_sel) {
 831                                 case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;
 832                                 case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;
 833                                 case 2: key_config_loop(emuctrl_actions,
 834                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]), -1); return;
 835                                 case 3: if (rom_data == NULL) emu_WriteConfig(0); return;
 836                                 default: return;
 837                         }
 838                 }
 839                 if (inp & BTN_X) return;
 840         }
 841 }
 842
 843
 844 // --------- sega/mega cd options ----------
 845
 846 menu_entry cdopt_entries[] =
 847 {
 848         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1 },
 849         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1 },
 850         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1 },
 851         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt,  0x0400, 0, 0, 1 },
 852         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &currentConfig.PicoOpt, 0x0800, 0, 0, 1 },
 853         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &currentConfig.PicoOpt, 0x0400, 0, 0, 1 },
 854         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1 },
 855         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &currentConfig.PicoOpt, 0x8000, 0, 0, 1 },
 856         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&currentConfig.PicoOpt, 0x1000, 0, 0, 1 },
 857         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &currentConfig.PicoOpt, 0x2000, 0, 0, 1 },
 858         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1 },
 859 };
 860
 861 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))
 862
 863
 864 struct bios_names_t
 865 {
 866         char us[32], eu[32], jp[32];
 867 };
 868
 869 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)
 870 {
 871         struct bios_names_t *bios_names = param;
 872         char ra_buff[16];
 873
 874         switch (entry->id)
 875         {
 876                 case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;
 877                 case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;
 878                 case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;
 879                 case MA_CDOPT_READAHEAD:
 880                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);
 881                         else strcpy(ra_buff, "     OFF");
 882                         text_out16(x, y, "ReadAhead buffer      %s", ra_buff);
 883                         break;
 884                 default:break;
 885         }
 886 }
 887
 888 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)
 889 {
 890         int tl_x = 80+25, tl_y = 16+60;
 891         menu_id selected_id;
 892         char ra_buff[16];
 893
 894         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);
 895         else strcpy(ra_buff, "     OFF");
 896
 897         menu_draw_begin();
 898
 899         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);
 900
 901         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);
 902
 903         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);
 904         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||
 905                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||
 906                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))
 907                         text_out16(tl_x, 250, "Press start to test selected BIOS");
 908
 909         menu_draw_end();
 910 }
 911
 912 static void cd_menu_loop_options(void)
 913 {
 914         static int menu_sel = 0;
 915         int menu_sel_max = 10;
 916         unsigned long inp = 0;
 917         struct bios_names_t bios_names;
 918         menu_id selected_id;
 919         char *bios, *p;
 920
 921         if (emu_findBios(4, &bios)) { // US
 922                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 923                 if (*p == '/') p++;
 924                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;
 925         } else  strcpy(bios_names.us, "NOT FOUND");
 926
 927         if (emu_findBios(8, &bios)) { // EU
 928                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 929                 if (*p == '/') p++;
 930                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;
 931         } else  strcpy(bios_names.eu, "NOT FOUND");
 932
 933         if (emu_findBios(1, &bios)) { // JP
 934                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 935                 if (*p == '/') p++;
 936                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;
 937         } else  strcpy(bios_names.jp, "NOT FOUND");
 938
 939         menuErrorMsg[0] = 0;
 940
 941         for (;;)
 942         {
 943                 draw_cd_menu_options(menu_sel, &bios_names);
 944                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
 945                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
 946                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
 947                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);
 948                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
 949                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&
 950                             selected_id == MA_CDOPT_READAHEAD) {
 951                                 if (inp & BTN_LEFT) {
 952                                         PicoCDBuffers >>= 1;
 953                                         if (PicoCDBuffers < 64) PicoCDBuffers = 0;
 954                                 } else {
 955                                         if (PicoCDBuffers < 64) PicoCDBuffers = 64;
 956                                         else PicoCDBuffers <<= 1;
 957                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M
 958                                 }
 959                         }
 960                 }
 961                 if (inp & BTN_CIRCLE) { // toggleable options
 962                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&
 963                             selected_id == MA_CDOPT_DONE) {
 964                                 return;
 965                         }
 966                         switch (selected_id) { // BIOS testers
 967                                 case MA_CDOPT_TESTBIOS_USA:
 968                                         if (emu_findBios(4, &bios)) { // test US
 969                                                 strcpy(romFileName, bios);
 970                                                 engineState = PGS_ReloadRom;
 971                                                 return;
 972                                         }
 973                                         break;
 974                                 case MA_CDOPT_TESTBIOS_EUR:
 975                                         if (emu_findBios(8, &bios)) { // test EU
 976                                                 strcpy(romFileName, bios);
 977                                                 engineState = PGS_ReloadRom;
 978                                                 return;
 979                                         }
 980                                         break;
 981                                 case MA_CDOPT_TESTBIOS_JAP:
 982                                         if (emu_findBios(1, &bios)) { // test JP
 983                                                 strcpy(romFileName, bios);
 984                                                 engineState = PGS_ReloadRom;
 985                                                 return;
 986                                         }
 987                                         break;
 988                                 default:
 989                                         break;
 990                         }
 991                 }
 992                 if (inp & BTN_X) return;
 993         }
 994 }
 995
 996 // --------- display options ----------
 997
 998 menu_entry opt3_entries[] =
 999 {
1000         { NULL,                        MB_NONE,  MA_OPT3_SCALE,         NULL, 0, 0, 0, 1 },
1001         { NULL,                        MB_NONE,  MA_OPT3_HSCALE32,      NULL, 0, 0, 0, 1 },
1002         { NULL,                        MB_NONE,  MA_OPT3_HSCALE40,      NULL, 0, 0, 0, 1 },
1003         { NULL,                        MB_ONOFF, MA_OPT3_FILTERING,     &currentConfig.scaling, 1, 0, 0, 1 },
1004         { NULL,                        MB_NONE,  MA_OPT3_VSYNC,         NULL, 0, 0, 0, 1 },
1005         { "Set to unscaled centered",  MB_NONE,  MA_OPT3_PRES_NOSCALE,  NULL, 0, 0, 0, 1 },
1006         { "Set to fullscreen",         MB_NONE,  MA_OPT3_PRES_FULLSCR,  NULL, 0, 0, 0, 1 },
1007         { "done",                      MB_NONE,  MA_OPT3_DONE,          NULL, 0, 0, 0, 1 },
1008 };
1009
1010 #define OPT3_ENTRY_COUNT (sizeof(opt3_entries) / sizeof(opt3_entries[0]))
1011
1012
1013 static void menu_opt3_cust_draw(const menu_entry *entry, int x, int y, void *param)
1014 {
1015         switch (entry->id)
1016         {
1017                 case MA_OPT3_SCALE:
1018                         text_out16(x, y, "Scale factor:                      %.2f", currentConfig.scale);
1019                         break;
1020                 case MA_OPT3_HSCALE32:
1021                         text_out16(x, y, "Hor. scale (for low res. games):   %.2f", currentConfig.hscale32);
1022                         break;
1023                 case MA_OPT3_HSCALE40:
1024                         text_out16(x, y, "Hor. scale (for hi res. games):    %.2f", currentConfig.hscale40);
1025                         break;
1026                 case MA_OPT3_FILTERING:
1027                         text_out16(x, y, "Bilinear filtering                 %s", currentConfig.scaling?"ON":"OFF");
1028                         break;
1029                 case MA_OPT3_VSYNC: {
1030                         char *val = "    never";
1031                         if (currentConfig.EmuOpt & 0x2000)
1032                                 val = (currentConfig.EmuOpt & 0x10000) ? "sometimes" : "   always";
1033                         text_out16(x, y, "Wait for vsync (slow)         %s", val);
1034                         break;
1035                 }
1036                 default: break;
1037         }
1038 }
1039
1040 static void menu_opt3_preview(int is_32col)
1041 {
1042         void *oldstate = NULL;
1043
1044         if (rom_data == NULL || ((Pico.video.reg[12]&1)^1) != is_32col)
1045         {
1046                 extern char bgdatac32_start[], bgdatac40_start[];
1047                 extern int bgdatac32_size, bgdatac40_size;
1048                 void *bgdata = is_32col ? bgdatac32_start : bgdatac40_start;
1049                 unsigned long insize = is_32col ? bgdatac32_size : bgdatac40_size, outsize = 65856;
1050                 int ret;
1051                 ret = uncompress((Bytef *)bg_buffer, &outsize, bgdata, insize);
1052                 if (ret == 0)
1053                 {
1054                         if (rom_data != NULL) oldstate = get_oldstate_for_preview();
1055                         memcpy(Pico.vram,  bg_buffer, sizeof(Pico.vram));
1056                         memcpy(Pico.cram,  (char *)bg_buffer + 0x10000, 0x40*2);
1057                         memcpy(Pico.vsram, (char *)bg_buffer + 0x10080, 0x40*2);
1058                         memcpy(&Pico.video,(char *)bg_buffer + 0x10100, 0x40);
1059                 }
1060                 else
1061                         lprintf("uncompress returned %i\n", ret);
1062         }
1063
1064         memset32_uncached(psp_screen, 0, 512*272*2/4);
1065         emu_forcedFrame();
1066         menu_prepare_bg(1, 0);
1067
1068         if (oldstate) restore_oldstate(oldstate);
1069 }
1070
1071 static void draw_dispmenu_options(int menu_sel)
1072 {
1073         int tl_x = 80, tl_y = 16+50;
1074
1075         menu_draw_begin();
1076
1077         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 316);
1078
1079         me_draw(opt3_entries, OPT3_ENTRY_COUNT, tl_x, tl_y, menu_opt3_cust_draw, NULL);
1080
1081         menu_draw_end();
1082 }
1083
1084 static void dispmenu_loop_options(void)
1085 {
1086         static int menu_sel = 0;
1087         int menu_sel_max, is_32col = (Pico.video.reg[12]&1)^1;
1088         unsigned long inp = 0;
1089         menu_id selected_id;
1090
1091         menu_sel_max = me_count_enabled(opt3_entries, OPT3_ENTRY_COUNT) - 1;
1092
1093         for (;;)
1094         {
1095                 draw_dispmenu_options(menu_sel);
1096                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1097                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1098                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1099                 selected_id = me_index2id(opt3_entries, OPT3_ENTRY_COUNT, menu_sel);
1100                 if (selected_id == MA_OPT3_HSCALE40 &&  is_32col) { is_32col = 0; menu_opt3_preview(is_32col); }
1101                 if (selected_id == MA_OPT3_HSCALE32 && !is_32col) { is_32col = 1; menu_opt3_preview(is_32col); }
1102
1103                 if (inp & (BTN_LEFT|BTN_RIGHT)) // multi choise
1104                 {
1105                         float *setting = NULL;
1106                         int tmp;
1107                         me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0);
1108                         switch (selected_id) {
1109                                 case MA_OPT3_SCALE:    setting = &currentConfig.scale; break;
1110                                 case MA_OPT3_HSCALE40: setting = &currentConfig.hscale40; is_32col = 0; break;
1111                                 case MA_OPT3_HSCALE32: setting = &currentConfig.hscale32; is_32col = 1; break;
1112                                 case MA_OPT3_FILTERING:menu_opt3_preview(is_32col); break;
1113                                 case MA_OPT3_VSYNC:    tmp = ((currentConfig.EmuOpt>>13)&1) | ((currentConfig.EmuOpt>>15)&2);
1114                                         tmp = (inp & BTN_LEFT) ? (tmp>>1) : ((tmp<<1)|1);
1115                                         if (tmp > 3) tmp = 3;
1116                                         currentConfig.EmuOpt &= ~0x12000;
1117                                         currentConfig.EmuOpt |= ((tmp&2)<<15) | ((tmp&1)<<13);
1118                                         break;
1119                                 default: break;
1120                         }
1121                         if (setting != NULL) {
1122                                 while ((inp = psp_pad_read(0)) & (BTN_LEFT|BTN_RIGHT)) {
1123                                         *setting += (inp & BTN_LEFT) ? -0.01 : 0.01;
1124                                         if (*setting <= 0) *setting = 0.01;
1125                                         menu_opt3_preview(is_32col);
1126                                         draw_dispmenu_options(menu_sel); // will wait vsync
1127                                 }
1128                         }
1129                 }
1130                 if (inp & BTN_CIRCLE) { // toggleable options
1131                         me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, 1);
1132                         switch (selected_id) {
1133                                 case MA_OPT3_DONE:
1134                                         return;
1135                                 case MA_OPT3_PRES_NOSCALE:
1136                                         currentConfig.scale = currentConfig.hscale40 = currentConfig.hscale32 = 1.0;
1137                                         menu_opt3_preview(is_32col);
1138                                         break;
1139                                 case MA_OPT3_PRES_FULLSCR:
1140                                         currentConfig.scale = 1.20;
1141                                         currentConfig.hscale40 = 1.25;
1142                                         currentConfig.hscale32 = 1.56;
1143                                         menu_opt3_preview(is_32col);
1144                                         break;
1145                                 case MA_OPT3_FILTERING:
1146                                         menu_opt3_preview(is_32col);
1147                                         break;
1148                                 default: break;
1149                         }
1150                 }
1151                 if (inp & BTN_X) return;
1152         }
1153 }
1154
1155
1156 // --------- advanced options ----------
1157
1158 menu_entry opt2_entries[] =
1159 {
1160         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x00004, 0, 0, 1 },
1161         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x00001, 0, 0, 1 },
1162         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x00002, 0, 0, 1 },
1163         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x00008, 0, 0, 1 },
1164         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x00020, 0, 0, 1 },
1165         { "Status line in main menu",  MB_ONOFF, MA_OPT2_STATUS_LINE,   &currentConfig.EmuOpt, 0x20000, 0, 0, 1 },
1166         { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },
1167 };
1168
1169 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))
1170
1171
1172 static void draw_amenu_options(int menu_sel)
1173 {
1174         int tl_x = 80+25, tl_y = 16+50;
1175
1176         menu_draw_begin();
1177
1178         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);
1179
1180         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);
1181
1182         menu_draw_end();
1183 }
1184
1185 static void amenu_loop_options(void)
1186 {
1187         static int menu_sel = 0;
1188         int menu_sel_max;
1189         unsigned long inp = 0;
1190         menu_id selected_id;
1191
1192         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;
1193
1194         for(;;)
1195         {
1196                 draw_amenu_options(menu_sel);
1197                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1198                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1199                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1200                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);
1201                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
1202                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&
1203                             selected_id == MA_OPT2_GAMMA) {
1204                                 // TODO?
1205                         }
1206                 }
1207                 if (inp & BTN_CIRCLE) { // toggleable options
1208                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&
1209                             selected_id == MA_OPT2_DONE) {
1210                                 return;
1211                         }
1212                 }
1213                 if (inp & BTN_X) return;
1214         }
1215 }
1216
1217 // -------------- options --------------
1218
1219
1220 menu_entry opt_entries[] =
1221 {
1222         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },
1223         { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x0040, 0, 0, 1 },
1224         { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x0080, 0, 0, 1 },
1225         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x0002, 0, 0, 1 },
1226         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip, 0, -1, 16, 1 },
1227         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x0004, 0, 0, 1 },
1228         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1 },
1229         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &currentConfig.PicoOpt, 0x0020, 0, 0, 1 },
1230         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1 },
1231         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x0001, 0, 0, 1 },
1232         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },
1233         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },
1234         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1 },
1235         { "[Display options]",         MB_NONE,  MA_OPT_DISP_OPTS,     NULL, 0, 0, 0, 1 },
1236         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },
1237         { "[Advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },
1238         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1 },
1239         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1 },
1240         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1 },
1241 };
1242
1243 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))
1244
1245
1246 static const char *region_name(unsigned int code)
1247 {
1248         static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };
1249         static const char *names_short[] = { "", " JP", " JP", " US", " EU" };
1250         int u, i = 0;
1251         if (code) {
1252                 code <<= 1;
1253                 while((code >>= 1)) i++;
1254                 if (i > 4) return "unknown";
1255                 return names[i];
1256         } else {
1257                 static char name[24];
1258                 strcpy(name, "Auto:");
1259                 for (u = 0; u < 3; u++) {
1260                         i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;
1261                         while((code >>= 1)) i++;
1262                         strcat(name, names_short[i]);
1263                 }
1264                 return name;
1265         }
1266 }
1267
1268
1269 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)
1270 {
1271         char *str, str24[24];
1272
1273         switch (entry->id)
1274         {
1275                 case MA_OPT_RENDERER:
1276                         if (currentConfig.PicoOpt&0x10)
1277                                 str = "fast";
1278                         else if (currentConfig.EmuOpt&0x80)
1279                                 str = "accurate";
1280                         else
1281                                 str = " 8bit accurate"; // n/a
1282                         text_out16(x, y, "Renderer:                  %s", str);
1283                         break;
1284                 case MA_OPT_FRAMESKIP:
1285                         if (currentConfig.Frameskip < 0)
1286                              strcpy(str24, "Auto");
1287                         else sprintf(str24, "%i", currentConfig.Frameskip);
1288                         text_out16(x, y, "Frameskip                  %s", str24);
1289                         break;
1290                 case MA_OPT_SOUND_QUALITY:
1291                         str = (currentConfig.PicoOpt&0x08)?"stereo":"mono";
1292                         text_out16(x, y, "Sound Quality:     %5iHz %s", currentConfig.PsndRate, str);
1293                         break;
1294                 case MA_OPT_REGION:
1295                         text_out16(x, y, "Region:              %s", region_name(currentConfig.PicoRegion));
1296                         break;
1297                 case MA_OPT_CONFIRM_STATES:
1298                         switch ((currentConfig.EmuOpt >> 9) & 5) {
1299                                 default: str = "OFF";    break;
1300                                 case 1:  str = "writes"; break;
1301                                 case 4:  str = "loads";  break;
1302                                 case 5:  str = "both";   break;
1303                         }
1304                         text_out16(x, y, "Confirm savestate          %s", str);
1305                         break;
1306                 case MA_OPT_CPU_CLOCKS:
1307                         text_out16(x, y, "CPU/bus clock       %3i/%3iMHz", currentConfig.CPUclock, currentConfig.CPUclock/2);
1308                         break;
1309                 case MA_OPT_SAVECFG:
1310                         str24[0] = 0;
1311                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);
1312                         text_out16(x, y, "Save cfg as default%s", str24);
1313                         break;
1314                 case MA_OPT_LOADCFG:
1315                         text_out16(x, y, "Load cfg from profile %i", config_slot);
1316                         break;
1317                 default:
1318                         lprintf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);
1319                         break;
1320         }
1321 }
1322
1323
1324 static void draw_menu_options(int menu_sel)
1325 {
1326         int tl_x = 80+25, tl_y = 16+24;
1327
1328         menu_draw_begin();
1329
1330         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);
1331
1332         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);
1333
1334         menu_draw_end();
1335 }
1336
1337 static int sndrate_prevnext(int rate, int dir)
1338 {
1339         int i, rates[] = { 11025, 22050, 44100 };
1340
1341         for (i = 0; i < 5; i++)
1342                 if (rates[i] == rate) break;
1343
1344         i += dir ? 1 : -1;
1345         if (i > 2) return dir ? 44100 : 22050;
1346         if (i < 0) return dir ? 22050 : 11025;
1347         return rates[i];
1348 }
1349
1350 static void region_prevnext(int right)
1351 {
1352         // jp_ntsc=1, jp_pal=2, usa=4, eu=8
1353         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };
1354         int i;
1355         if (right) {
1356                 if (!currentConfig.PicoRegion) {
1357                         for (i = 0; i < 6; i++)
1358                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;
1359                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];
1360                         else currentConfig.PicoRegion=1;
1361                 }
1362                 else currentConfig.PicoRegion<<=1;
1363                 if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;
1364         } else {
1365                 if (!currentConfig.PicoRegion) {
1366                         for (i = 0; i < 6; i++)
1367                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;
1368                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];
1369                 }
1370                 else currentConfig.PicoRegion>>=1;
1371         }
1372 }
1373
1374 static void menu_options_save(void)
1375 {
1376         PicoOpt = currentConfig.PicoOpt;
1377         PsndRate = currentConfig.PsndRate;
1378         PicoRegionOverride = currentConfig.PicoRegion;
1379         if (!(PicoOpt & 0x20)) {
1380                 // unbind XYZ MODE, just in case
1381                 unbind_action(0xf00);
1382         }
1383 }
1384
1385 static int menu_loop_options(void)
1386 {
1387         static int menu_sel = 0;
1388         int menu_sel_max, ret;
1389         unsigned long inp = 0;
1390         menu_id selected_id;
1391
1392         currentConfig.PicoOpt = PicoOpt;
1393         currentConfig.PsndRate = PsndRate;
1394         currentConfig.PicoRegion = PicoRegionOverride;
1395
1396         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_data != NULL);
1397         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);
1398         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;
1399         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1400
1401         while (1)
1402         {
1403                 draw_menu_options(menu_sel);
1404                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1405                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1406                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1407                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);
1408                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
1409                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0)) {
1410                                 switch (selected_id) {
1411                                         case MA_OPT_RENDERER:
1412                                                 if ((currentConfig.PicoOpt&0x10) || !(currentConfig.EmuOpt &0x80)) {
1413                                                         currentConfig.PicoOpt&= ~0x10;
1414                                                         currentConfig.EmuOpt |=  0x80;
1415                                                 } else {
1416                                                         currentConfig.PicoOpt|=  0x10;
1417                                                         currentConfig.EmuOpt &= ~0x80;
1418                                                 }
1419                                                 break;
1420                                         case MA_OPT_SOUND_QUALITY:
1421                                                 currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & BTN_RIGHT);
1422                                                 break;
1423                                         case MA_OPT_REGION:
1424                                                 region_prevnext(inp & BTN_RIGHT);
1425                                                 break;
1426                                         case MA_OPT_CONFIRM_STATES: {
1427                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);
1428                                                          n += (inp & BTN_LEFT) ? -1 : 1;
1429                                                          if (n < 0) n = 0; else if (n > 3) n = 3;
1430                                                          n |= n << 1; n &= ~2;
1431                                                          currentConfig.EmuOpt &= ~0xa00;
1432                                                          currentConfig.EmuOpt |= n << 9;
1433                                                          break;
1434                                                  }
1435                                         case MA_OPT_SAVE_SLOT:
1436                                                  if (inp & BTN_RIGHT) {
1437                                                          state_slot++; if (state_slot > 9) state_slot = 0;
1438                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;
1439                                                  }
1440                                                  break;
1441                                         case MA_OPT_CPU_CLOCKS:
1442                                                  while ((inp = psp_pad_read(0)) & (BTN_LEFT|BTN_RIGHT)) {
1443                                                          currentConfig.CPUclock += (inp & BTN_LEFT) ? -1 : 1;
1444                                                          if (currentConfig.CPUclock <  19) currentConfig.CPUclock = 19;
1445                                                          if (currentConfig.CPUclock > 333) currentConfig.CPUclock = 333;
1446                                                          draw_menu_options(menu_sel); // will wait vsync
1447                                                  }
1448                                                  break;
1449                                         case MA_OPT_SAVECFG:
1450                                         case MA_OPT_SAVECFG_GAME:
1451                                         case MA_OPT_LOADCFG:
1452                                                  config_slot += (inp&BTN_RIGHT) ? 1 : -1;
1453                                                  if (config_slot > 9) config_slot = 0;
1454                                                  if (config_slot < 0) config_slot = 9;
1455                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);
1456                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;
1457                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1458                                                  break;
1459                                         default:
1460                                                 //lprintf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);
1461                                                 break;
1462                                 }
1463                         }
1464                 }
1465                 if (inp & BTN_CIRCLE) {
1466                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))
1467                         {
1468                                 switch (selected_id)
1469                                 {
1470                                         case MA_OPT_DISP_OPTS:
1471                                                 dispmenu_loop_options();
1472                                                 break;
1473                                         case MA_OPT_SCD_OPTS:
1474                                                 cd_menu_loop_options();
1475                                                 if (engineState == PGS_ReloadRom)
1476                                                         return 0; // test BIOS
1477                                                 break;
1478                                         case MA_OPT_ADV_OPTS:
1479                                                 amenu_loop_options();
1480                                                 break;
1481                                         case MA_OPT_SAVECFG: // done (update and write)
1482                                                 menu_options_save();
1483                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");
1484                                                 else strcpy(menuErrorMsg, "failed to write config");
1485                                                 return 1;
1486                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)
1487                                                 menu_options_save();
1488                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");
1489                                                 else strcpy(menuErrorMsg, "failed to write config");
1490                                                 return 1;
1491                                         case MA_OPT_LOADCFG:
1492                                                 ret = emu_ReadConfig(1, 1);
1493                                                 if (!ret) ret = emu_ReadConfig(0, 1);
1494                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");
1495                                                 else      strcpy(menuErrorMsg, "failed to load config");
1496                                                 return 1;
1497                                         default:
1498                                                 //lprintf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);
1499                                                 break;
1500                                 }
1501                         }
1502                 }
1503                 if(inp & BTN_X) {
1504                         menu_options_save();
1505                         return 0;  // done (update, no write)
1506                 }
1507         }
1508 }
1509
1510 // -------------- credits --------------
1511
1512 static void draw_menu_credits(void)
1513 {
1514         int tl_x = 80+15, tl_y = 16+64, y;
1515         menu_draw_begin();
1516
1517         text_out16(tl_x, 16+20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");
1518
1519         y = tl_y;
1520         text_out16(tl_x, y, "Credits:");
1521         text_out16(tl_x, (y+=10), "fDave: base code of PicoDrive");
1522         text_out16(tl_x, (y+=10), "Chui: Fame/C");
1523         text_out16(tl_x, (y+=10), "NJ: CZ80");
1524         text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");
1525         text_out16(tl_x, (y+=10), "Stephane Dallongeville:");
1526         text_out16(tl_x, (y+=10), "    Gens code, base of Fame/C, CZ80");
1527         text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");
1528         text_out16(tl_x, (y+=10), "Haze: Genesis hw info");
1529         text_out16(tl_x, (y+=10), "ps2dev.org people: PSP SDK/code");
1530         text_out16(tl_x, (y+=10), "ketchupgun: skin design");
1531
1532         menu_draw_end();
1533 }
1534
1535
1536 // -------------- root menu --------------
1537
1538 menu_entry main_entries[] =
1539 {
1540         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0 },
1541         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0 },
1542         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0 },
1543         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0 },
1544         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1 },
1545         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1 },
1546         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1 },
1547         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1 },
1548         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0 },
1549         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1 }
1550 };
1551
1552 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))
1553
1554 static void draw_menu_root(int menu_sel)
1555 {
1556         const int tl_x = 86+70, tl_y = 16+70;
1557         char *stat = NULL;
1558
1559         menu_draw_begin();
1560
1561         if ((currentConfig.EmuOpt&0x20000) && (stat = psp_get_status_line()))
1562                 text_out16(287, 12, "%s", stat);
1563
1564         text_out16(tl_x, 48, "PicoDrive v" VERSION);
1565
1566         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);
1567
1568         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);
1569
1570         // error
1571         if (menuErrorMsg[0])
1572                 text_out16(10, 252, menuErrorMsg);
1573         menu_draw_end();
1574 }
1575
1576
1577 static void menu_loop_root(void)
1578 {
1579         static int menu_sel = 0;
1580         int ret, menu_sel_max;
1581         unsigned long inp = 0;
1582
1583         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_data != NULL);
1584         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_data != NULL);
1585         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_data != NULL);
1586         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_data != NULL);
1587         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);
1588
1589         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;
1590         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1591
1592         // mp3 errors?
1593         if (mp3_last_error != 0) {
1594                 if (mp3_last_error == -1)
1595                      sprintf(menuErrorMsg, "Unsupported mp3 format, use 44kHz stereo");
1596                 else sprintf(menuErrorMsg, "mp3 init failed, code %08x", mp3_last_error);
1597                 mp3_last_error = 0;
1598         }
1599
1600         /* make sure action buttons are not pressed on entering menu */
1601         draw_menu_root(menu_sel);
1602
1603         while (psp_pad_read(1) & (BTN_X|BTN_CIRCLE|BTN_SELECT)) psp_msleep(50);
1604
1605         for (;;)
1606         {
1607                 draw_menu_root(menu_sel);
1608                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE|BTN_SELECT|BTN_L|BTN_R, 0);
1609                 if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1610                 if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1611                 if((inp & (BTN_L|BTN_R)) == (BTN_L|BTN_R)) debug_menu_loop();
1612                 if( inp & (BTN_SELECT|BTN_X)) {
1613                         if (rom_data) {
1614                                 while (psp_pad_read(1) & (BTN_SELECT|BTN_X)) psp_msleep(50); // wait until released
1615                                 engineState = PGS_Running;
1616                                 break;
1617                         }
1618                 }
1619                 if(inp & BTN_CIRCLE)  {
1620                         menuErrorMsg[0] = 0; // clear error msg
1621                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))
1622                         {
1623                                 case MA_MAIN_RESUME_GAME:
1624                                         if (rom_data) {
1625                                                 while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1626                                                 engineState = PGS_Running;
1627                                                 return;
1628                                         }
1629                                         break;
1630                                 case MA_MAIN_SAVE_STATE:
1631                                         if (rom_data) {
1632                                                 if(savestate_menu_loop(0))
1633                                                         continue;
1634                                                 engineState = PGS_Running;
1635                                                 return;
1636                                         }
1637                                         break;
1638                                 case MA_MAIN_LOAD_STATE:
1639                                         if (rom_data) {
1640                                                 if(savestate_menu_loop(1))
1641                                                         continue;
1642                                                 engineState = PGS_Running;
1643                                                 return;
1644                                         }
1645                                         break;
1646                                 case MA_MAIN_RESET_GAME:
1647                                         if (rom_data) {
1648                                                 emu_ResetGame();
1649                                                 engineState = PGS_Running;
1650                                                 return;
1651                                         }
1652                                         break;
1653                                 case MA_MAIN_LOAD_ROM:
1654                                 {
1655                                         char curr_path[PATH_MAX], *selfname;
1656                                         FILE *tstf;
1657                                         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )
1658                                         {
1659                                                 fclose(tstf);
1660                                                 strcpy(curr_path, currentConfig.lastRomFile);
1661                                         }
1662                                         else
1663                                                 getcwd(curr_path, PATH_MAX);
1664                                         selfname = romsel_loop(curr_path);
1665                                         if (selfname) {
1666                                                 lprintf("selected file: %s\n", selfname);
1667                                                 engineState = PGS_ReloadRom;
1668                                                 return;
1669                                         }
1670                                         break;
1671                                 }
1672                                 case MA_MAIN_OPTIONS:
1673                                         ret = menu_loop_options();
1674                                         if (ret == 1) continue; // status update
1675                                         if (engineState == PGS_ReloadRom)
1676                                                 return; // BIOS test
1677                                         break;
1678                                 case MA_MAIN_CONTROLS:
1679                                         kc_sel_loop();
1680                                         break;
1681                                 case MA_MAIN_CREDITS:
1682                                         draw_menu_credits();
1683                                         psp_msleep(500);
1684                                         inp = 0;
1685                                         while (!(inp & (BTN_X|BTN_CIRCLE)))
1686                                                 inp = wait_for_input(BTN_X|BTN_CIRCLE, 0);
1687                                         break;
1688                                 case MA_MAIN_EXIT:
1689                                         engineState = PGS_Quit;
1690                                         return;
1691                                 case MA_MAIN_PATCHES:
1692                                         if (rom_data && PicoPatches) {
1693                                                 patches_menu_loop();
1694                                                 PicoPatchApply();
1695                                                 strcpy(menuErrorMsg, "Patches applied");
1696                                                 continue;
1697                                         }
1698                                         break;
1699                                 default:
1700                                         lprintf("%s: something unknown selected\n", __FUNCTION__);
1701                                         break;
1702                         }
1703                 }
1704         }
1705 }
1706
1707 // warning: alignment
1708 static void menu_darken_bg(void *dst, const void *src, int pixels, int darker)
1709 {
1710         unsigned int *dest = dst;
1711         const unsigned int *srce = src;
1712         pixels /= 2;
1713         if (darker)
1714         {
1715                 while (pixels--)
1716                 {
1717                         unsigned int p = *srce++;
1718                         *dest++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);
1719                 }
1720         }
1721         else
1722         {
1723                 while (pixels--)
1724                 {
1725                         unsigned int p = *srce++;
1726                         *dest++ = (p&0xf79ef79e)>>1;
1727                 }
1728         }
1729 }
1730
1731 static void menu_prepare_bg(int use_game_bg, int use_fg)
1732 {
1733         if (use_game_bg)
1734         {
1735                 // darken the active framebuffer
1736                 unsigned short *dst = bg_buffer;
1737                 unsigned short *src = use_fg ? psp_video_get_active_fb() : psp_screen;
1738                 int i;
1739                 for (i = 272; i > 0; i--, dst += 480, src += 512)
1740                         menu_darken_bg(dst, src, 480, 1);
1741                 //memset32_uncached((int *)(bg_buffer + 480*264), 0, 480*8*2/4);
1742         }
1743         else
1744         {
1745                 // should really only happen once, on startup..
1746                 memset32_uncached((int *)(void *)bg_buffer, 0, sizeof(bg_buffer)/4);
1747                 readpng(bg_buffer, "skin/background.png", READPNG_BG);
1748         }
1749         sceKernelDcacheWritebackAll();
1750 }
1751
1752 static void menu_gfx_prepare(void)
1753 {
1754         menu_prepare_bg(rom_data != NULL, 1);
1755
1756         menu_draw_begin();
1757         menu_draw_end();
1758 }
1759
1760
1761 void menu_loop(void)
1762 {
1763         menu_gfx_prepare();
1764
1765         menu_loop_root();
1766
1767         menuErrorMsg[0] = 0;
1768 }
1769
1770
1771 // --------- CD tray close menu ----------
1772
1773 static void draw_menu_tray(int menu_sel)
1774 {
1775         int tl_x = 70, tl_y = 90, y;
1776
1777         menu_draw_begin();
1778
1779         text_out16(tl_x, 20, "The unit is about to");
1780         text_out16(tl_x, 30, "close the CD tray.");
1781
1782         y = tl_y;
1783         text_out16(tl_x, y,       "Load new CD image");
1784         text_out16(tl_x, (y+=10), "Insert nothing");
1785
1786         // draw cursor
1787         text_out16(tl_x - 16, tl_y + menu_sel*10, ">");
1788         // error
1789         if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);
1790         menu_draw_end();
1791 }
1792
1793
1794 int menu_loop_tray(void)
1795 {
1796         int menu_sel = 0, menu_sel_max = 1;
1797         unsigned long inp = 0;
1798         char curr_path[PATH_MAX], *selfname;
1799         FILE *tstf;
1800
1801         menu_gfx_prepare();
1802
1803         if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )
1804         {
1805                 fclose(tstf);
1806                 strcpy(curr_path, currentConfig.lastRomFile);
1807         }
1808         else
1809         {
1810                 getcwd(curr_path, PATH_MAX);
1811         }
1812
1813         /* make sure action buttons are not pressed on entering menu */
1814         draw_menu_tray(menu_sel);
1815         while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1816
1817         for (;;)
1818         {
1819                 draw_menu_tray(menu_sel);
1820                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_CIRCLE, 0);
1821                 if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1822                 if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1823                 if(inp & BTN_CIRCLE)  {
1824                         switch (menu_sel) {
1825                                 case 0: // select image
1826                                         selfname = romsel_loop(curr_path);
1827                                         if (selfname) {
1828                                                 int ret = -1, cd_type;
1829                                                 cd_type = emu_cdCheck(NULL);
1830                                                 if (cd_type > 0)
1831                                                         ret = Insert_CD(romFileName, cd_type == 2);
1832                                                 if (ret != 0) {
1833                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");
1834                                                         lprintf("%s\n", menuErrorMsg);
1835                                                         continue;
1836                                                 }
1837                                                 engineState = PGS_RestartRun;
1838                                                 return 1;
1839                                         }
1840                                         break;
1841                                 case 1: // insert nothing
1842                                         engineState = PGS_RestartRun;
1843                                         return 0;
1844                         }
1845                 }
1846                 menuErrorMsg[0] = 0; // clear error msg
1847         }
1848 }
1849
1850