psp/menu.c

   1 // (c) Copyright 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 const char * const keyNames[] = {
  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 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 unsigned long wait_for_input(unsigned int interesting, int is_key_config)
  53 {
  54         unsigned int ret;
  55         static int repeats = 0, wait = 20;
  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) wait = 3;
  62         else if (repeats == 4) wait = 2;
  63         else if (repeats == 6) wait = 1;
  64
  65         for (i = 0; i < wait && inp_prev == psp_pad_read(1); i++) {
  66                 if (i == 0) repeats++;
  67                 psp_msleep(30);
  68         }
  69
  70         for (count = 0; !((ret = psp_pad_read(1)) & interesting) && count < 100; count++) {
  71                 psp_msleep(50);
  72                 release = 1;
  73         }
  74
  75         if (release || ret != inp_prev) {
  76                 repeats = 0;
  77                 wait = 20;
  78         }
  79         inp_prev = ret;
  80
  81         if (!is_key_config)
  82                 ret |= (ret & 0xf0000000) >> 24; // use analog as d-pad
  83         if (wait > 6 && (ret&(BTN_UP|BTN_LEFT|BTN_DOWN|BTN_RIGHT|BTN_L|BTN_R)))
  84                 wait = 6;
  85
  86         // we don't need diagonals in menus
  87         if ((ret&BTN_UP)   && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;
  88         if ((ret&BTN_UP)   && (ret&BTN_RIGHT)) ret &= ~BTN_RIGHT;
  89         if ((ret&BTN_DOWN) && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;
  90         if ((ret&BTN_DOWN) && (ret&BTN_RIGHT)) ret &= ~BTN_RIGHT;
  91
  92         return ret;
  93 }
  94
  95 void menu_draw_begin(void)
  96 {
  97         // short *src = (short *)bg_buffer, *dst = (short *)menu_screen;
  98         // int i;
  99
 100         // for (i = 272; i >= 0; i--, dst += 512, src += 480)
 101         //      memcpy32((int *)dst, (int *)src, 480*2/4);
 102
 103         sceGuSync(0,0); // sync with prev
 104         sceGuStart(GU_DIRECT, guCmdList);
 105         sceGuCopyImage(GU_PSM_5650, 0, 0, 480, 272, 480, bg_buffer, 0, 0, 512, menu_screen);
 106         sceGuFinish();
 107         sceGuSync(0,0);
 108 }
 109
 110
 111 void menu_draw_end(void)
 112 {
 113         psp_video_flip(1);
 114 }
 115
 116
 117 // --------- loading ROM screen ----------
 118
 119 static int lcdr_line = 0;
 120
 121 static void load_progress_cb(int percent)
 122 {
 123         int ln, len = percent * 480 / 100;
 124         unsigned short *dst;
 125
 126         //sceDisplayWaitVblankStart();
 127
 128         dst = (unsigned short *)menu_screen + 512*10*lcdr_line;
 129
 130         if (len > 480) len = 480;
 131         for (ln = 8; ln > 0; ln--, dst += 512)
 132                 memset(dst, 0xff, len*2);
 133 }
 134
 135 static void cdload_progress_cb(int percent)
 136 {
 137         int ln, len = percent * 480 / 100;
 138         unsigned short *dst;
 139
 140         if (lcdr_line <= 2) {
 141                 lcdr_line++;
 142                 smalltext_out16(1, lcdr_line++ * 10, "Processing CD image / MP3s", 0xffff);
 143                 smalltext_out16_lim(1, lcdr_line++ * 10, romFileName, 0xffff, 80);
 144         }
 145
 146         dst = (unsigned short *)menu_screen + 512*10*lcdr_line;
 147
 148         if (len > 480) len = 480;
 149         for (ln = 8; ln > 0; ln--, dst += 512)
 150                 memset(dst, 0xff, len*2);
 151 }
 152
 153 void menu_romload_prepare(const char *rom_name)
 154 {
 155         const char *p = rom_name + strlen(rom_name);
 156         while (p > rom_name && *p != '/') p--;
 157
 158         psp_video_switch_to_single();
 159         if (rom_loaded) menu_draw_begin();
 160         else memset32_uncached(psp_screen, 0, 512*272*2/4);
 161
 162         smalltext_out16(1, 1, "Loading", 0xffff);
 163         smalltext_out16_lim(1, 10, p, 0xffff, 80);
 164         PicoCartLoadProgressCB = load_progress_cb;
 165         PicoCDLoadProgressCB = cdload_progress_cb;
 166         lcdr_line = 2;
 167 }
 168
 169 void menu_romload_end(void)
 170 {
 171         PicoCartLoadProgressCB = PicoCDLoadProgressCB = NULL;
 172         smalltext_out16(1, ++lcdr_line*10, "Starting emulation...", 0xffff);
 173 }
 174
 175 // -------------- ROM selector --------------
 176
 177 // SceIoDirent
 178 #define DT_DIR FIO_SO_IFDIR
 179 #define DT_REG FIO_SO_IFREG
 180
 181 struct my_dirent
 182 {
 183         unsigned char d_type;
 184         char d_name[255];
 185 };
 186
 187 // bbbb bggg gggr rrrr
 188 static unsigned short file2color(const char *fname)
 189 {
 190         const char *ext = fname + strlen(fname) - 3;
 191         static const char *rom_exts[]   = { "zip", "bin", "smd", "gen", "iso", "cso", "cue" };
 192         static const char *other_exts[] = { "gmv", "pat" };
 193         int i;
 194
 195         if (ext < fname) ext = fname;
 196         for (i = 0; i < sizeof(rom_exts)/sizeof(rom_exts[0]); i++)
 197                 if (strcasecmp(ext, rom_exts[i]) == 0) return 0xfdf7;
 198         for (i = 0; i < sizeof(other_exts)/sizeof(other_exts[0]); i++)
 199                 if (strcasecmp(ext, other_exts[i]) == 0) return 0xaff5;
 200         return 0xffff;
 201 }
 202
 203 static void draw_dirlist(char *curdir, struct my_dirent **namelist, int n, int sel)
 204 {
 205         int start, i, pos;
 206
 207         start = 13 - sel;
 208         n--; // exclude current dir (".")
 209
 210         menu_draw_begin();
 211
 212         if (!rom_loaded) {
 213 //              menu_darken_bg(menu_screen, menu_screen, 321*240, 0);
 214         }
 215
 216         menu_darken_bg((char *)menu_screen + 512*129*2, (char *)menu_screen + 512*129*2, 512*10, 0);
 217
 218         if (start - 2 >= 0)
 219                 smalltext_out16_lim(14, (start - 2)*10, curdir, 0xffff, 53-2);
 220         for (i = 0; i < n; i++) {
 221                 pos = start + i;
 222                 if (pos < 0)  continue;
 223                 if (pos > 26) break;
 224                 if (namelist[i+1]->d_type & DT_DIR) {
 225                         smalltext_out16_lim(14,   pos*10, "/", 0xd7ff, 1);
 226                         smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xd7ff, 80-3);
 227                 } else {
 228                         unsigned short color = file2color(namelist[i+1]->d_name);
 229                         smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 80-2);
 230                 }
 231         }
 232         text_out16(5, 130, ">");
 233         menu_draw_end();
 234 }
 235
 236 static int scandir_cmp(const void *p1, const void *p2)
 237 {
 238         struct my_dirent **d1 = (struct my_dirent **)p1, **d2 = (struct my_dirent **)p2;
 239         if ((*d1)->d_type == (*d2)->d_type) return strcasecmp((*d1)->d_name, (*d2)->d_name);
 240         if ((*d1)->d_type & DT_DIR) return -1; // put before
 241         if ((*d2)->d_type & DT_DIR) return  1;
 242         return strcasecmp((*d1)->d_name, (*d2)->d_name);
 243 }
 244
 245 static char *filter_exts[] = {
 246         ".mp3", ".srm", ".brm", "s.gz", ".mds", "bcfg", ".txt", ".htm", "html",
 247         ".jpg", ".pbp"
 248 };
 249
 250 static int scandir_filter(const struct my_dirent *ent)
 251 {
 252         const char *p;
 253         int i;
 254
 255         if (ent == NULL || ent->d_name == NULL) return 0;
 256         if (strlen(ent->d_name) < 5) return 1;
 257
 258         p = ent->d_name + strlen(ent->d_name) - 4;
 259
 260         for (i = 0; i < sizeof(filter_exts)/sizeof(filter_exts[0]); i++)
 261         {
 262                 if (strcasecmp(p, filter_exts[i]) == 0) return 0;
 263         }
 264
 265         return 1;
 266 }
 267
 268 static int my_scandir(const char *dir, struct my_dirent ***namelist_out,
 269                 int(*filter)(const struct my_dirent *),
 270                 int(*compar)(const void *, const void *))
 271 {
 272         int ret = -1, dir_uid = -1, name_alloc = 4, name_count = 0;
 273         struct my_dirent **namelist = NULL, *ent;
 274         SceIoDirent sce_ent;
 275
 276         namelist = malloc(sizeof(*namelist) * name_alloc);
 277         if (namelist == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 278
 279         // try to read first..
 280         dir_uid = sceIoDopen(dir);
 281         if (dir_uid >= 0)
 282         {
 283                 /* it is very important to clear SceIoDirent to be passed to sceIoDread(), */
 284                 /* or else it may crash, probably misinterpreting something in it. */
 285                 memset(&sce_ent, 0, sizeof(sce_ent));
 286                 ret = sceIoDread(dir_uid, &sce_ent);
 287                 if (ret < 0)
 288                 {
 289                         lprintf("sceIoDread(\"%s\") failed with %i\n", dir, ret);
 290                         goto fail;
 291                 }
 292         }
 293         else
 294                 lprintf("sceIoDopen(\"%s\") failed with %i\n", dir, dir_uid);
 295
 296         while (ret > 0)
 297         {
 298                 ent = malloc(sizeof(*ent));
 299                 if (ent == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 300                 ent->d_type = sce_ent.d_stat.st_attr;
 301                 strncpy(ent->d_name, sce_ent.d_name, sizeof(ent->d_name));
 302                 ent->d_name[sizeof(ent->d_name)-1] = 0;
 303                 if (filter == NULL || filter(ent))
 304                      namelist[name_count++] = ent;
 305                 else free(ent);
 306
 307                 if (name_count >= name_alloc)
 308                 {
 309                         void *tmp;
 310                         name_alloc *= 2;
 311                         tmp = realloc(namelist, sizeof(*namelist) * name_alloc);
 312                         if (tmp == NULL) { lprintf("%s:%i: OOM\n", __FILE__, __LINE__); goto fail; }
 313                         namelist = tmp;
 314                 }
 315
 316                 memset(&sce_ent, 0, sizeof(sce_ent));
 317                 ret = sceIoDread(dir_uid, &sce_ent);
 318         }
 319
 320         // sort
 321         if (compar != NULL && name_count > 3) qsort(&namelist[2], name_count - 2, sizeof(namelist[0]), compar);
 322
 323         // all done.
 324         ret = name_count;
 325         *namelist_out = namelist;
 326         goto end;
 327
 328 fail:
 329         if (namelist != NULL)
 330         {
 331                 while (name_count--)
 332                         free(namelist[name_count]);
 333                 free(namelist);
 334         }
 335 end:
 336         if (dir_uid >= 0) sceIoDclose(dir_uid);
 337         return ret;
 338 }
 339
 340
 341 static SceIoStat cpstat;
 342
 343 static char *romsel_loop(char *curr_path)
 344 {
 345         struct my_dirent **namelist;
 346         int n, iret, sel = 0;
 347         unsigned long inp = 0;
 348         char *ret = NULL, *fname = NULL;
 349
 350         // is this a dir or a full path?
 351         memset(&cpstat, 0, sizeof(cpstat));
 352         iret = sceIoGetstat(curr_path, &cpstat);
 353         if (iret >= 0 && (cpstat.st_attr & FIO_SO_IFREG)) { // file
 354                 char *p;
 355                 for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);
 356                 if (p > curr_path) {
 357                         *p = 0;
 358                         fname = p+1;
 359                 }
 360                 else strcpy(curr_path, "ms0:/");
 361         }
 362         else if (iret >= 0 && (cpstat.st_attr & FIO_SO_IFDIR)); // dir
 363         else strcpy(curr_path, "ms0:/"); // something else
 364
 365         n = my_scandir(curr_path, &namelist, scandir_filter, scandir_cmp);
 366         if (n < 0) {
 367                 // try root..
 368                 n = my_scandir("ms0:/", &namelist, scandir_filter, scandir_cmp);
 369                 if (n < 0) {
 370                         // oops, we failed
 371                         lprintf("scandir failed, dir: "); lprintf(curr_path); lprintf("\n");
 372                         return NULL;
 373                 }
 374         }
 375
 376         // try to find sel
 377         if (fname != NULL) {
 378                 int i;
 379                 for (i = 1; i < n; i++) {
 380                         if (strcmp(namelist[i]->d_name, fname) == 0) {
 381                                 sel = i - 1;
 382                                 break;
 383                         }
 384                 }
 385         }
 386
 387         for (;;)
 388         {
 389                 draw_dirlist(curr_path, namelist, n, sel);
 390                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
 391                 if(inp & BTN_UP  )  { sel--;   if (sel < 0)   sel = n-2; }
 392                 if(inp & BTN_DOWN)  { sel++;   if (sel > n-2) sel = 0; }
 393                 if(inp & BTN_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }
 394                 if(inp & BTN_L)     { sel-=24; if (sel < 0)   sel = 0; }
 395                 if(inp & BTN_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }
 396                 if(inp & BTN_R)     { sel+=24; if (sel > n-2) sel = n-2; }
 397                 if(inp & BTN_CIRCLE) { // enter dir/select
 398                         if (namelist[sel+1]->d_type & DT_REG) {
 399                                 strcpy(romFileName, curr_path);
 400                                 strcat(romFileName, "/");
 401                                 strcat(romFileName, namelist[sel+1]->d_name);
 402                                 ret = romFileName;
 403                                 break;
 404                         } else if (namelist[sel+1]->d_type & DT_DIR) {
 405                                 int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;
 406                                 char *p, *newdir = malloc(newlen);
 407                                 if (strcmp(namelist[sel+1]->d_name, "..") == 0) {
 408                                         char *start = curr_path;
 409                                         p = start + strlen(start) - 1;
 410                                         while (*p == '/' && p > start) p--;
 411                                         while (*p != '/' && *p != ':' && p > start) p--;
 412                                         if (p <= start || *p == ':') strcpy(newdir, "ms0:/");
 413                                         else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }
 414                                 } else {
 415                                         strcpy(newdir, curr_path);
 416                                         p = newdir + strlen(newdir) - 1;
 417                                         while (*p == '/' && p >= newdir) *p-- = 0;
 418                                         strcat(newdir, "/");
 419                                         strcat(newdir, namelist[sel+1]->d_name);
 420                                 }
 421                                 ret = romsel_loop(newdir);
 422                                 free(newdir);
 423                                 break;
 424                         }
 425                 }
 426                 if(inp & BTN_X) break; // cancel
 427         }
 428
 429         if (n > 0) {
 430                 while(n--) free(namelist[n]);
 431                 free(namelist);
 432         }
 433
 434         return ret;
 435 }
 436
 437 // ------------ patch/gg menu ------------
 438
 439 static void draw_patchlist(int sel)
 440 {
 441         int start, i, pos, active;
 442
 443         start = 13 - sel;
 444
 445         menu_draw_begin();
 446
 447         for (i = 0; i < PicoPatchCount; i++) {
 448                 pos = start + i;
 449                 if (pos < 0)  continue;
 450                 if (pos > 26) break;
 451                 active = PicoPatches[i].active;
 452                 smalltext_out16_lim(14,     pos*10, active ? "ON " : "OFF", active ? 0xfff6 : 0xffff, 3);
 453                 smalltext_out16_lim(14+6*4, pos*10, PicoPatches[i].name, active ? 0xfff6 : 0xffff, 53-6);
 454         }
 455         pos = start + i;
 456         if (pos < 27) smalltext_out16_lim(14, pos*10, "done", 0xffff, 4);
 457
 458         text_out16(5, 130, ">");
 459         menu_draw_end();
 460 }
 461
 462
 463 static void patches_menu_loop(void)
 464 {
 465         int menu_sel = 0;
 466         unsigned long inp = 0;
 467
 468         for(;;)
 469         {
 470                 draw_patchlist(menu_sel);
 471                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
 472                 if(inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }
 473                 if(inp & BTN_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }
 474                 if(inp &(BTN_LEFT|BTN_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }
 475                 if(inp &(BTN_RIGHT|BTN_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }
 476                 if(inp & BTN_CIRCLE) { // action
 477                         if (menu_sel < PicoPatchCount)
 478                                 PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;
 479                         else    return;
 480                 }
 481                 if(inp & BTN_X) return;
 482         }
 483
 484 }
 485
 486 // ------------ savestate loader ------------
 487
 488 static int state_slot_flags = 0;
 489
 490 static void state_check_slots(void)
 491 {
 492         int slot;
 493
 494         state_slot_flags = 0;
 495
 496         for (slot = 0; slot < 10; slot++)
 497         {
 498                 if (emu_checkSaveFile(slot))
 499                 {
 500                         state_slot_flags |= 1 << slot;
 501                 }
 502         }
 503 }
 504
 505 static void *get_oldstate_for_preview(void)
 506 {
 507         unsigned char *ptr = malloc(sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram) + sizeof(Pico.video));
 508         if (ptr == NULL) return NULL;
 509
 510         memcpy(ptr, Pico.vram, sizeof(Pico.vram));
 511         memcpy(ptr + sizeof(Pico.vram), Pico.cram, sizeof(Pico.cram));
 512         memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram), Pico.vsram, sizeof(Pico.vsram));
 513         memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), &Pico.video, sizeof(Pico.video));
 514         return ptr;
 515 }
 516
 517 static void restore_oldstate(void *ptrx)
 518 {
 519         unsigned char *ptr = ptrx;
 520         memcpy(Pico.vram,  ptr,  sizeof(Pico.vram));
 521         memcpy(Pico.cram,  ptr + sizeof(Pico.vram), sizeof(Pico.cram));
 522         memcpy(Pico.vsram, ptr + sizeof(Pico.vram) + sizeof(Pico.cram), sizeof(Pico.vsram));
 523         memcpy(&Pico.video,ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), sizeof(Pico.video));
 524         free(ptrx);
 525 }
 526
 527 static void draw_savestate_bg(int slot)
 528 {
 529         void *file, *oldstate;
 530         char *fname;
 531
 532         fname = emu_GetSaveFName(1, 0, slot);
 533         if (!fname) return;
 534
 535         oldstate = get_oldstate_for_preview();
 536         if (oldstate == NULL) return;
 537
 538         if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {
 539                 file = gzopen(fname, "rb");
 540                 emu_setSaveStateCbs(1);
 541         } else {
 542                 file = fopen(fname, "rb");
 543                 emu_setSaveStateCbs(0);
 544         }
 545
 546         if (file) {
 547                 if (PicoAHW & PAHW_MCD) {
 548                         PicoCdLoadStateGfx(file);
 549                 } else {
 550                         areaSeek(file, 0x10020, SEEK_SET);  // skip header and RAM in state file
 551                         areaRead(Pico.vram, 1, sizeof(Pico.vram), file);
 552                         areaSeek(file, 0x2000, SEEK_CUR);
 553                         areaRead(Pico.cram, 1, sizeof(Pico.cram), file);
 554                         areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);
 555                         areaSeek(file, 0x221a0, SEEK_SET);
 556                         areaRead(&Pico.video, 1, sizeof(Pico.video), file);
 557                 }
 558                 areaClose(file);
 559         }
 560
 561         emu_forcedFrame(0);
 562         menu_prepare_bg(1, 0);
 563
 564         restore_oldstate(oldstate);
 565 }
 566
 567 static void draw_savestate_menu(int menu_sel, int is_loading)
 568 {
 569         int tl_x = 80+25, tl_y = 16+60, y, i;
 570
 571         if (state_slot_flags & (1 << menu_sel))
 572                 draw_savestate_bg(menu_sel);
 573         menu_draw_begin();
 574
 575         text_out16(tl_x, 16+30, is_loading ? "Load state" : "Save state");
 576
 577         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 108);
 578
 579         /* draw all 10 slots */
 580         y = tl_y;
 581         for (i = 0; i < 10; i++, y+=10)
 582         {
 583                 text_out16(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");
 584         }
 585         text_out16(tl_x, y, "back");
 586
 587         menu_draw_end();
 588 }
 589
 590 static int savestate_menu_loop(int is_loading)
 591 {
 592         static int menu_sel = 10;
 593         int menu_sel_max = 10;
 594         unsigned long inp = 0;
 595
 596         state_check_slots();
 597
 598         for(;;)
 599         {
 600                 draw_savestate_menu(menu_sel, is_loading);
 601                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
 602                 if(inp & BTN_UP  ) {
 603                         do {
 604                                 menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;
 605                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);
 606                 }
 607                 if(inp & BTN_DOWN) {
 608                         do {
 609                                 menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;
 610                         } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);
 611                 }
 612                 if(inp & BTN_CIRCLE) { // save/load
 613                         if (menu_sel < 10) {
 614                                 state_slot = menu_sel;
 615                                 PicoStateProgressCB = emu_msg_cb; /* also suitable for menu */
 616                                 if (emu_SaveLoadGame(is_loading, 0)) {
 617                                         strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");
 618                                         return 1;
 619                                 }
 620                                 return 0;
 621                         } else  return 1;
 622                 }
 623                 if(inp & BTN_X) return 1;
 624         }
 625 }
 626
 627 // -------------- key config --------------
 628
 629 static char *action_binds(int player_idx, int action_mask)
 630 {
 631         static char strkeys[32*5];
 632         int i;
 633
 634         strkeys[0] = 0;
 635         for (i = 0; i < 32; i++) // i is key index
 636         {
 637                 if (currentConfig.KeyBinds[i] & action_mask)
 638                 {
 639                         if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;
 640                         if (strkeys[0]) {
 641                                 strcat(strkeys, i >= 28 ? ", " : " + "); // nub "buttons" don't create combos
 642                                 strcat(strkeys, keyNames[i]);
 643                                 break;
 644                         }
 645                         else strcpy(strkeys, keyNames[i]);
 646                 }
 647         }
 648
 649         return strkeys;
 650 }
 651
 652 static void unbind_action(int action)
 653 {
 654         int i;
 655
 656         for (i = 0; i < 32; i++)
 657                 currentConfig.KeyBinds[i] &= ~action;
 658 }
 659
 660 static int count_bound_keys(int action, int pl_idx)
 661 {
 662         int i, keys = 0;
 663
 664         for (i = 0; i < 32; i++)
 665         {
 666                 if (pl_idx >= 0 && (currentConfig.KeyBinds[i]&0x30000) != (pl_idx<<16)) continue;
 667                 if (currentConfig.KeyBinds[i] & action) keys++;
 668         }
 669
 670         return keys;
 671 }
 672
 673 static void draw_key_config(const me_bind_action *opts, int opt_cnt, int player_idx, int sel)
 674 {
 675         int x, y, tl_y = 16+40, i;
 676
 677         menu_draw_begin();
 678         if (player_idx >= 0) {
 679                 text_out16(80+80, 16+20, "Player %i controls", player_idx + 1);
 680                 x = 80+80;
 681         } else {
 682                 text_out16(80+80, 16+20, "Emulator controls");
 683                 x = 80+40;
 684         }
 685
 686         menu_draw_selection(x - 16, tl_y + sel*10, (player_idx >= 0) ? 66 : 130);
 687
 688         y = tl_y;
 689         for (i = 0; i < opt_cnt; i++, y+=10)
 690                 text_out16(x, y, "%s : %s", opts[i].name, action_binds(player_idx, opts[i].mask));
 691
 692         text_out16(x, y, "Done");
 693
 694         if (sel < opt_cnt) {
 695                 text_out16(80+30, 220, "Press a button to bind/unbind");
 696                 text_out16(80+30, 230, "Use SELECT to clear");
 697                 text_out16(80+30, 240, "To bind UP/DOWN, hold SELECT");
 698                 text_out16(80+30, 250, "Select \"Done\" to exit");
 699         } else {
 700                 text_out16(80+30, 230, "Use Options -> Save cfg");
 701                 text_out16(80+30, 240, "to save controls");
 702                 text_out16(80+30, 250, "Press X or O to exit");
 703         }
 704         menu_draw_end();
 705 }
 706
 707 static void key_config_loop(const me_bind_action *opts, int opt_cnt, int player_idx)
 708 {
 709         int sel = 0, menu_sel_max = opt_cnt, prev_select = 0, i;
 710         unsigned long inp = 0;
 711
 712         for (;;)
 713         {
 714                 draw_key_config(opts, opt_cnt, player_idx, sel);
 715                 inp = wait_for_input(CONFIGURABLE_KEYS|BTN_SELECT, 1);
 716                 if (!(inp & BTN_SELECT)) {
 717                         prev_select = 0;
 718                         if(inp & BTN_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }
 719                         if(inp & BTN_DOWN) { sel++; if (sel > menu_sel_max) sel = 0; continue; }
 720                 }
 721                 if (sel >= opt_cnt) {
 722                         if (inp & (BTN_X|BTN_CIRCLE)) break;
 723                         else continue;
 724                 }
 725                 // if we are here, we want to bind/unbind something
 726                 if ((inp & BTN_SELECT) && !prev_select)
 727                         unbind_action(opts[sel].mask);
 728                 prev_select = inp & BTN_SELECT;
 729                 inp &= CONFIGURABLE_KEYS;
 730                 inp &= ~BTN_SELECT;
 731                 for (i = 0; i < 32; i++)
 732                         if (inp & (1 << i)) {
 733                                 if (count_bound_keys(opts[sel].mask, player_idx) >= 2)
 734                                      currentConfig.KeyBinds[i] &= ~opts[sel].mask; // allow to unbind only
 735                                 else currentConfig.KeyBinds[i] ^=  opts[sel].mask;
 736                                 if (player_idx >= 0 && (currentConfig.KeyBinds[i] & opts[sel].mask)) {
 737                                         currentConfig.KeyBinds[i] &= ~(3 << 16);
 738                                         currentConfig.KeyBinds[i] |= player_idx << 16;
 739                                 }
 740                         }
 741         }
 742 }
 743
 744 static void draw_kc_sel(int menu_sel)
 745 {
 746         int tl_x = 80+25+40, tl_y = 16+60, y;
 747
 748         y = tl_y;
 749         menu_draw_begin();
 750         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 138);
 751
 752         text_out16(tl_x, y,       "Player 1");
 753         text_out16(tl_x, (y+=10), "Player 2");
 754         text_out16(tl_x, (y+=10), "Emulator controls");
 755         text_out16(tl_x, (y+=10), "Done");
 756
 757         menu_draw_end();
 758 }
 759
 760
 761 // player2_flag, ?, ?, ?, ?, ?, ?, menu
 762 // "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",
 763 // "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"
 764 me_bind_action emuctrl_actions[] =
 765 {
 766         { "Load State       ", 1<<28 },
 767         { "Save State       ", 1<<27 },
 768         { "Prev Save Slot   ", 1<<25 },
 769         { "Next Save Slot   ", 1<<24 },
 770         { "Switch Renderer  ", 1<<26 },
 771         { "Fast forward     ", 1<<22 },
 772         { "Pico Next page   ", 1<<21 },
 773         { "Pico Prev page   ", 1<<20 },
 774         { "Pico Switch input", 1<<19 },
 775         { NULL,                0     }
 776 };
 777
 778 static void kc_sel_loop(void)
 779 {
 780         int menu_sel = 3, menu_sel_max = 3;
 781         unsigned long inp = 0;
 782         int is_6button = PicoOpt & POPT_6BTN_PAD;
 783
 784         while (1)
 785         {
 786                 draw_kc_sel(menu_sel);
 787                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
 788                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
 789                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
 790                 if (inp & BTN_CIRCLE) {
 791                         switch (menu_sel) {
 792                                 case 0: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 0); return;
 793                                 case 1: key_config_loop(me_ctrl_actions, is_6button ? 12 : 8, 1); return;
 794                                 case 2: key_config_loop(emuctrl_actions,
 795                                                 sizeof(emuctrl_actions)/sizeof(emuctrl_actions[0]) - 1, -1); return;
 796                                 case 3: if (!rom_loaded) emu_WriteConfig(0); return;
 797                                 default: return;
 798                         }
 799                 }
 800                 if (inp & BTN_X) return;
 801         }
 802 }
 803
 804
 805 // --------- sega/mega cd options ----------
 806
 807 menu_entry cdopt_entries[] =
 808 {
 809         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_USA, NULL, 0, 0, 0, 1, 0 },
 810         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_EUR, NULL, 0, 0, 0, 1, 0 },
 811         { NULL,                        MB_NONE,  MA_CDOPT_TESTBIOS_JAP, NULL, 0, 0, 0, 1, 0 },
 812         { "CD LEDs",                   MB_ONOFF, MA_CDOPT_LEDS,         &currentConfig.EmuOpt,  0x0400, 0, 0, 1, 1 },
 813         { "CDDA audio (using mp3s)",   MB_ONOFF, MA_CDOPT_CDDA,         &PicoOpt, 0x0800, 0, 0, 1, 1 },
 814         { "PCM audio",                 MB_ONOFF, MA_CDOPT_PCM,          &PicoOpt, 0x0400, 0, 0, 1, 1 },
 815         { NULL,                        MB_NONE,  MA_CDOPT_READAHEAD,    NULL, 0, 0, 0, 1, 1 },
 816         { "SaveRAM cart",              MB_ONOFF, MA_CDOPT_SAVERAM,      &PicoOpt, 0x8000, 0, 0, 1, 1 },
 817         { "Scale/Rot. fx (slow)",      MB_ONOFF, MA_CDOPT_SCALEROT_CHIP,&PicoOpt, 0x1000, 0, 0, 1, 1 },
 818         { "Better sync (slow)",        MB_ONOFF, MA_CDOPT_BETTER_SYNC,  &PicoOpt, 0x2000, 0, 0, 1, 1 },
 819         { "done",                      MB_NONE,  MA_CDOPT_DONE,         NULL, 0, 0, 0, 1, 0 },
 820 };
 821
 822 #define CDOPT_ENTRY_COUNT (sizeof(cdopt_entries) / sizeof(cdopt_entries[0]))
 823 const int cdopt_entry_count = CDOPT_ENTRY_COUNT;
 824
 825
 826 struct bios_names_t
 827 {
 828         char us[32], eu[32], jp[32];
 829 };
 830
 831 static void menu_cdopt_cust_draw(const menu_entry *entry, int x, int y, void *param)
 832 {
 833         struct bios_names_t *bios_names = param;
 834         char ra_buff[16];
 835
 836         switch (entry->id)
 837         {
 838                 case MA_CDOPT_TESTBIOS_USA: text_out16(x, y, "USA BIOS:     %s", bios_names->us); break;
 839                 case MA_CDOPT_TESTBIOS_EUR: text_out16(x, y, "EUR BIOS:     %s", bios_names->eu); break;
 840                 case MA_CDOPT_TESTBIOS_JAP: text_out16(x, y, "JAP BIOS:     %s", bios_names->jp); break;
 841                 case MA_CDOPT_READAHEAD:
 842                         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);
 843                         else strcpy(ra_buff, "     OFF");
 844                         text_out16(x, y, "ReadAhead buffer      %s", ra_buff);
 845                         break;
 846                 default:break;
 847         }
 848 }
 849
 850 static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)
 851 {
 852         int tl_x = 80+25, tl_y = 16+60;
 853         menu_id selected_id;
 854         char ra_buff[16];
 855
 856         if (PicoCDBuffers > 1) sprintf(ra_buff, "%5iK", PicoCDBuffers * 2);
 857         else strcpy(ra_buff, "     OFF");
 858
 859         menu_draw_begin();
 860
 861         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 246);
 862
 863         me_draw(cdopt_entries, CDOPT_ENTRY_COUNT, tl_x, tl_y, menu_cdopt_cust_draw, bios_names);
 864
 865         selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);
 866         if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||
 867                 (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||
 868                 (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))
 869                         text_out16(tl_x, 250, "Press start to test selected BIOS");
 870
 871         menu_draw_end();
 872 }
 873
 874 static void cd_menu_loop_options(void)
 875 {
 876         static int menu_sel = 0;
 877         int menu_sel_max = 10;
 878         unsigned long inp = 0;
 879         struct bios_names_t bios_names;
 880         menu_id selected_id;
 881         char *bios, *p;
 882
 883         if (emu_findBios(4, &bios)) { // US
 884                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 885                 if (*p == '/') p++;
 886                 strncpy(bios_names.us, p, sizeof(bios_names.us)); bios_names.us[sizeof(bios_names.us)-1] = 0;
 887         } else  strcpy(bios_names.us, "NOT FOUND");
 888
 889         if (emu_findBios(8, &bios)) { // EU
 890                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 891                 if (*p == '/') p++;
 892                 strncpy(bios_names.eu, p, sizeof(bios_names.eu)); bios_names.eu[sizeof(bios_names.eu)-1] = 0;
 893         } else  strcpy(bios_names.eu, "NOT FOUND");
 894
 895         if (emu_findBios(1, &bios)) { // JP
 896                 for (p = bios+strlen(bios)-1; p > bios && *p != '/'; p--);
 897                 if (*p == '/') p++;
 898                 strncpy(bios_names.jp, p, sizeof(bios_names.jp)); bios_names.jp[sizeof(bios_names.jp)-1] = 0;
 899         } else  strcpy(bios_names.jp, "NOT FOUND");
 900
 901         menuErrorMsg[0] = 0;
 902
 903         for (;;)
 904         {
 905                 draw_cd_menu_options(menu_sel, &bios_names);
 906                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE|BTN_START, 0);
 907                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
 908                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
 909                 selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);
 910                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
 911                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&
 912                             selected_id == MA_CDOPT_READAHEAD) {
 913                                 if (inp & BTN_LEFT) {
 914                                         PicoCDBuffers >>= 1;
 915                                         if (PicoCDBuffers < 2) PicoCDBuffers = 0;
 916                                 } else {
 917                                         if (PicoCDBuffers < 2) PicoCDBuffers = 2;
 918                                         else PicoCDBuffers <<= 1;
 919                                         if (PicoCDBuffers > 8*1024) PicoCDBuffers = 8*1024; // 16M
 920                                 }
 921                         }
 922                 }
 923                 if (inp & BTN_CIRCLE) // toggleable options
 924                         if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&
 925                             selected_id == MA_CDOPT_DONE) {
 926                                 return;
 927                         }
 928                 if (inp & BTN_START) {
 929                         switch (selected_id) { // BIOS testers
 930                                 case MA_CDOPT_TESTBIOS_USA:
 931                                         if (emu_findBios(4, &bios)) { // test US
 932                                                 strcpy(romFileName, bios);
 933                                                 engineState = PGS_ReloadRom;
 934                                                 return;
 935                                         }
 936                                         break;
 937                                 case MA_CDOPT_TESTBIOS_EUR:
 938                                         if (emu_findBios(8, &bios)) { // test EU
 939                                                 strcpy(romFileName, bios);
 940                                                 engineState = PGS_ReloadRom;
 941                                                 return;
 942                                         }
 943                                         break;
 944                                 case MA_CDOPT_TESTBIOS_JAP:
 945                                         if (emu_findBios(1, &bios)) { // test JP
 946                                                 strcpy(romFileName, bios);
 947                                                 engineState = PGS_ReloadRom;
 948                                                 return;
 949                                         }
 950                                         break;
 951                                 default:
 952                                         break;
 953                         }
 954                 }
 955                 if (inp & BTN_X) return;
 956         }
 957 }
 958
 959 // --------- display options ----------
 960
 961 menu_entry opt3_entries[] =
 962 {
 963         { NULL,                        MB_NONE,  MA_OPT3_SCALE,         NULL, 0, 0, 0, 1, 1 },
 964         { NULL,                        MB_NONE,  MA_OPT3_HSCALE32,      NULL, 0, 0, 0, 1, 1 },
 965         { NULL,                        MB_NONE,  MA_OPT3_HSCALE40,      NULL, 0, 0, 0, 1, 1 },
 966         { NULL,                        MB_ONOFF, MA_OPT3_FILTERING,     &currentConfig.scaling, 1,  0,  0, 1, 1 },
 967         { NULL,                        MB_RANGE, MA_OPT3_GAMMAA,        &currentConfig.gamma,   0, -4, 16, 1, 1 },
 968         { NULL,                        MB_RANGE, MA_OPT3_BLACKLVL,      &currentConfig.gamma2,  0,  0,  2, 1, 1 },
 969         { NULL,                        MB_NONE,  MA_OPT3_VSYNC,         NULL, 0, 0, 0, 1, 1 },
 970         { "Set to unscaled centered",  MB_NONE,  MA_OPT3_PRES_NOSCALE,  NULL, 0, 0, 0, 1, 0 },
 971         { "Set to 4:3 scaled",         MB_NONE,  MA_OPT3_PRES_SCALE43,  NULL, 0, 0, 0, 1, 0 },
 972         { "Set to fullscreen",         MB_NONE,  MA_OPT3_PRES_FULLSCR,  NULL, 0, 0, 0, 1, 0 },
 973         { "done",                      MB_NONE,  MA_OPT3_DONE,          NULL, 0, 0, 0, 1, 0 },
 974 };
 975
 976 #define OPT3_ENTRY_COUNT (sizeof(opt3_entries) / sizeof(opt3_entries[0]))
 977 const int opt3_entry_count = OPT3_ENTRY_COUNT;
 978
 979
 980 static void menu_opt3_cust_draw(const menu_entry *entry, int x, int y, void *param)
 981 {
 982         switch (entry->id)
 983         {
 984                 case MA_OPT3_SCALE:
 985                         text_out16(x, y, "Scale factor:                      %.2f", currentConfig.scale);
 986                         break;
 987                 case MA_OPT3_HSCALE32:
 988                         text_out16(x, y, "Hor. scale (for low res. games):   %.2f", currentConfig.hscale32);
 989                         break;
 990                 case MA_OPT3_HSCALE40:
 991                         text_out16(x, y, "Hor. scale (for hi res. games):    %.2f", currentConfig.hscale40);
 992                         break;
 993                 case MA_OPT3_FILTERING:
 994                         text_out16(x, y, "Bilinear filtering                 %s", currentConfig.scaling?"ON":"OFF");
 995                         break;
 996                 case MA_OPT3_GAMMAA:
 997                         text_out16(x, y, "Gamma adjustment                  %2i", currentConfig.gamma);
 998                         break;
 999                 case MA_OPT3_BLACKLVL:
1000                         text_out16(x, y, "Black level                       %2i", currentConfig.gamma2);
1001                         break;
1002                 case MA_OPT3_VSYNC: {
1003                         char *val = "    never";
1004                         if (currentConfig.EmuOpt & 0x2000)
1005                                 val = (currentConfig.EmuOpt & 0x10000) ? "sometimes" : "   always";
1006                         text_out16(x, y, "Wait for vsync (slow)         %s", val);
1007                         break;
1008                 }
1009                 default: break;
1010         }
1011 }
1012
1013 static void menu_opt3_preview(int is_32col)
1014 {
1015         void *oldstate = NULL;
1016
1017         if (!rom_loaded || ((Pico.video.reg[12]&1)^1) != is_32col)
1018         {
1019                 extern char bgdatac32_start[], bgdatac40_start[];
1020                 extern int bgdatac32_size, bgdatac40_size;
1021                 void *bgdata = is_32col ? bgdatac32_start : bgdatac40_start;
1022                 unsigned long insize = is_32col ? bgdatac32_size : bgdatac40_size, outsize = 65856;
1023                 int ret;
1024                 ret = uncompress((Bytef *)bg_buffer, &outsize, bgdata, insize);
1025                 if (ret == 0)
1026                 {
1027                         if (rom_loaded) oldstate = get_oldstate_for_preview();
1028                         memcpy(Pico.vram,  bg_buffer, sizeof(Pico.vram));
1029                         memcpy(Pico.cram,  (char *)bg_buffer + 0x10000, 0x40*2);
1030                         memcpy(Pico.vsram, (char *)bg_buffer + 0x10080, 0x40*2);
1031                         memcpy(&Pico.video,(char *)bg_buffer + 0x10100, 0x40);
1032                 }
1033                 else
1034                         lprintf("uncompress returned %i\n", ret);
1035         }
1036
1037         memset32_uncached(psp_screen, 0, 512*272*2/4);
1038         emu_forcedFrame(0);
1039         menu_prepare_bg(1, 0);
1040
1041         if (oldstate) restore_oldstate(oldstate);
1042 }
1043
1044 static void draw_dispmenu_options(int menu_sel)
1045 {
1046         int tl_x = 80, tl_y = 16+50;
1047
1048         menu_draw_begin();
1049
1050         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 316);
1051
1052         me_draw(opt3_entries, OPT3_ENTRY_COUNT, tl_x, tl_y, menu_opt3_cust_draw, NULL);
1053
1054         menu_draw_end();
1055 }
1056
1057 static void dispmenu_loop_options(void)
1058 {
1059         static int menu_sel = 0;
1060         int menu_sel_max, is_32col = (Pico.video.reg[12]&1)^1;
1061         unsigned long inp = 0;
1062         menu_id selected_id;
1063
1064         menu_sel_max = me_count_enabled(opt3_entries, OPT3_ENTRY_COUNT) - 1;
1065
1066         for (;;)
1067         {
1068                 draw_dispmenu_options(menu_sel);
1069                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1070                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1071                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1072                 selected_id = me_index2id(opt3_entries, OPT3_ENTRY_COUNT, menu_sel);
1073                 if (selected_id == MA_OPT3_HSCALE40 &&  is_32col) { is_32col = 0; menu_opt3_preview(is_32col); }
1074                 if (selected_id == MA_OPT3_HSCALE32 && !is_32col) { is_32col = 1; menu_opt3_preview(is_32col); }
1075
1076                 if (inp & (BTN_LEFT|BTN_RIGHT)) // multi choise
1077                 {
1078                         float *setting = NULL;
1079                         int tmp;
1080                         me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0);
1081                         switch (selected_id) {
1082                                 case MA_OPT3_SCALE:     setting = &currentConfig.scale; break;
1083                                 case MA_OPT3_HSCALE40:  setting = &currentConfig.hscale40; is_32col = 0; break;
1084                                 case MA_OPT3_HSCALE32:  setting = &currentConfig.hscale32; is_32col = 1; break;
1085                                 case MA_OPT3_FILTERING:
1086                                 case MA_OPT3_GAMMAA:
1087                                 case MA_OPT3_BLACKLVL:  menu_opt3_preview(is_32col); break;
1088                                 case MA_OPT3_VSYNC:
1089                                         tmp = ((currentConfig.EmuOpt>>13)&1) | ((currentConfig.EmuOpt>>15)&2);
1090                                         tmp = (inp & BTN_LEFT) ? (tmp>>1) : ((tmp<<1)|1);
1091                                         if (tmp > 3) tmp = 3;
1092                                         currentConfig.EmuOpt &= ~0x12000;
1093                                         currentConfig.EmuOpt |= ((tmp&2)<<15) | ((tmp&1)<<13);
1094                                         break;
1095                                 default: break;
1096                         }
1097                         if (setting != NULL) {
1098                                 while ((inp = psp_pad_read(0)) & (BTN_LEFT|BTN_RIGHT)) {
1099                                         *setting += (inp & BTN_LEFT) ? -0.01 : 0.01;
1100                                         if (*setting <= 0) *setting = 0.01;
1101                                         menu_opt3_preview(is_32col);
1102                                         draw_dispmenu_options(menu_sel); // will wait vsync
1103                                 }
1104                         }
1105                 }
1106                 if (inp & BTN_CIRCLE) { // toggleable options
1107                         me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, 1);
1108                         switch (selected_id) {
1109                                 case MA_OPT3_DONE:
1110                                         return;
1111                                 case MA_OPT3_PRES_NOSCALE:
1112                                         currentConfig.scale = currentConfig.hscale40 = currentConfig.hscale32 = 1.0;
1113                                         menu_opt3_preview(is_32col);
1114                                         break;
1115                                 case MA_OPT3_PRES_SCALE43:
1116                                         currentConfig.scale = 1.20;
1117                                         currentConfig.hscale40 = 1.00;
1118                                         currentConfig.hscale32 = 1.25;
1119                                         menu_opt3_preview(is_32col);
1120                                         break;
1121                                 case MA_OPT3_PRES_FULLSCR:
1122                                         currentConfig.scale = 1.20;
1123                                         currentConfig.hscale40 = 1.25;
1124                                         currentConfig.hscale32 = 1.56;
1125                                         menu_opt3_preview(is_32col);
1126                                         break;
1127                                 case MA_OPT3_FILTERING:
1128                                         menu_opt3_preview(is_32col);
1129                                         break;
1130                                 default: break;
1131                         }
1132                 }
1133                 if (inp & BTN_X) return;
1134         }
1135 }
1136
1137
1138 // --------- advanced options ----------
1139
1140 menu_entry opt2_entries[] =
1141 {
1142         { "Disable sprite limit",      MB_ONOFF, MA_OPT2_NO_SPRITE_LIM,  &PicoOpt, 0x40000, 0, 0, 1, 1 },
1143         { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,     &PicoOpt, 0x00004, 0, 0, 1, 1 },
1144         { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612,  &PicoOpt, 0x00001, 0, 0, 1, 1 },
1145         { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496, &PicoOpt, 0x00002, 0, 0, 1, 1 },
1146         { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,    &currentConfig.EmuOpt, 0x00008, 0, 0, 1, 1 },
1147         { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,    &currentConfig.EmuOpt, 0x00020, 0, 0, 1, 1 },
1148         { "Status line in main menu",  MB_ONOFF, MA_OPT2_STATUS_LINE,    &currentConfig.EmuOpt, 0x20000, 0, 0, 1, 1 },
1149         { "Disable frame limiter",     MB_ONOFF, MA_OPT2_NO_FRAME_LIMIT, &currentConfig.EmuOpt, 0x40000, 0, 0, 1, 1 },
1150         { "done",                      MB_NONE,  MA_OPT2_DONE,           NULL, 0, 0, 0, 1, 0 },
1151 };
1152
1153 #define OPT2_ENTRY_COUNT (sizeof(opt2_entries) / sizeof(opt2_entries[0]))
1154 const int opt2_entry_count = OPT2_ENTRY_COUNT;
1155
1156
1157 static void draw_amenu_options(int menu_sel)
1158 {
1159         int tl_x = 80+25, tl_y = 16+50;
1160
1161         menu_draw_begin();
1162
1163         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 252);
1164
1165         me_draw(opt2_entries, OPT2_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);
1166
1167         menu_draw_end();
1168 }
1169
1170 static void amenu_loop_options(void)
1171 {
1172         static int menu_sel = 0;
1173         int menu_sel_max;
1174         unsigned long inp = 0;
1175         menu_id selected_id;
1176
1177         menu_sel_max = me_count_enabled(opt2_entries, OPT2_ENTRY_COUNT) - 1;
1178
1179         for(;;)
1180         {
1181                 draw_amenu_options(menu_sel);
1182                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1183                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1184                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1185                 selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);
1186                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
1187                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&
1188                             selected_id == MA_OPT2_GAMMA) {
1189                                 // TODO?
1190                         }
1191                 }
1192                 if (inp & BTN_CIRCLE) { // toggleable options
1193                         if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&
1194                             selected_id == MA_OPT2_DONE) {
1195                                 return;
1196                         }
1197                 }
1198                 if (inp & BTN_X) return;
1199         }
1200 }
1201
1202 // -------------- options --------------
1203
1204
1205 menu_entry opt_entries[] =
1206 {
1207         { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1, 1 },
1208         { "Accurate sprites",          MB_ONOFF, MA_OPT_ACC_SPRITES,   &PicoOpt, 0x0080, 0, 0, 0, 1 },
1209         { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x0002,  0,  0, 1, 1 },
1210         { NULL,                        MB_RANGE, MA_OPT_FRAMESKIP,     &currentConfig.Frameskip,    0, -1, 16, 1, 1 },
1211         { "Enable sound",              MB_ONOFF, MA_OPT_ENABLE_SOUND,  &currentConfig.EmuOpt,  0x0004,  0,  0, 1, 1 },
1212         { NULL,                        MB_NONE,  MA_OPT_SOUND_QUALITY, NULL, 0, 0, 0, 1, 1 },
1213         { "6 button pad",              MB_ONOFF, MA_OPT_6BUTTON_PAD,   &PicoOpt, 0x0020, 0, 0, 1, 1 },
1214         { NULL,                        MB_NONE,  MA_OPT_REGION,        NULL, 0, 0, 0, 1, 1 },
1215         { "Use SRAM/BRAM savestates",  MB_ONOFF, MA_OPT_SRAM_STATES,   &currentConfig.EmuOpt,  0x0001, 0, 0, 1, 1 },
1216         { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1, 1 },
1217         { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1, 1 },
1218         { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1, 1 },
1219         { "[Display options]",         MB_NONE,  MA_OPT_DISP_OPTS,     NULL, 0, 0, 0, 1, 0 },
1220         { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1, 0 },
1221         { "[Advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1, 0 },
1222         { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1, 0 },
1223         { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1, 0 },
1224         { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1, 0 },
1225 };
1226
1227 #define OPT_ENTRY_COUNT (sizeof(opt_entries) / sizeof(opt_entries[0]))
1228 const int opt_entry_count = OPT_ENTRY_COUNT;
1229
1230
1231 static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *param)
1232 {
1233         char *str, str24[24];
1234
1235         switch (entry->id)
1236         {
1237                 case MA_OPT_RENDERER:
1238                         if (PicoOpt & 0x10)
1239                                 str = "fast";
1240                         else if (currentConfig.EmuOpt & 0x80)
1241                                 str = "accurate";
1242                         else
1243                                 str = " 8bit accurate"; // n/a
1244                         text_out16(x, y, "Renderer:                  %s", str);
1245                         break;
1246                 case MA_OPT_FRAMESKIP:
1247                         if (currentConfig.Frameskip < 0)
1248                              strcpy(str24, "Auto");
1249                         else sprintf(str24, "%i", currentConfig.Frameskip);
1250                         text_out16(x, y, "Frameskip                  %s", str24);
1251                         break;
1252                 case MA_OPT_SOUND_QUALITY:
1253                         str = (PicoOpt&0x08)?"stereo":"mono";
1254                         text_out16(x, y, "Sound Quality:     %5iHz %s", PsndRate, str);
1255                         break;
1256                 case MA_OPT_REGION:
1257                         text_out16(x, y, "Region:              %s", me_region_name(PicoRegionOverride, PicoAutoRgnOrder));
1258                         break;
1259                 case MA_OPT_CONFIRM_STATES:
1260                         switch ((currentConfig.EmuOpt >> 9) & 5) {
1261                                 default: str = "OFF";    break;
1262                                 case 1:  str = "writes"; break;
1263                                 case 4:  str = "loads";  break;
1264                                 case 5:  str = "both";   break;
1265                         }
1266                         text_out16(x, y, "Confirm savestate          %s", str);
1267                         break;
1268                 case MA_OPT_CPU_CLOCKS:
1269                         text_out16(x, y, "CPU/bus clock       %3i/%3iMHz", currentConfig.CPUclock, currentConfig.CPUclock/2);
1270                         break;
1271                 case MA_OPT_SAVECFG:
1272                         str24[0] = 0;
1273                         if (config_slot != 0) sprintf(str24, " (profile: %i)", config_slot);
1274                         text_out16(x, y, "Save cfg as default%s", str24);
1275                         break;
1276                 case MA_OPT_LOADCFG:
1277                         text_out16(x, y, "Load cfg from profile %i", config_slot);
1278                         break;
1279                 default:
1280                         lprintf("%s: unimplemented (%i)\n", __FUNCTION__, entry->id);
1281                         break;
1282         }
1283 }
1284
1285
1286 static void draw_menu_options(int menu_sel)
1287 {
1288         int tl_x = 80+25, tl_y = 16+24;
1289
1290         menu_draw_begin();
1291
1292         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 284);
1293
1294         me_draw(opt_entries, OPT_ENTRY_COUNT, tl_x, tl_y, menu_opt_cust_draw, NULL);
1295
1296         menu_draw_end();
1297 }
1298
1299 static int sndrate_prevnext(int rate, int dir)
1300 {
1301         int i, rates[] = { 11025, 22050, 44100 };
1302
1303         for (i = 0; i < 5; i++)
1304                 if (rates[i] == rate) break;
1305
1306         i += dir ? 1 : -1;
1307         if (i > 2) return dir ? 44100 : 22050;
1308         if (i < 0) return dir ? 22050 : 11025;
1309         return rates[i];
1310 }
1311
1312 static void region_prevnext(int right)
1313 {
1314         // jp_ntsc=1, jp_pal=2, usa=4, eu=8
1315         static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };
1316         int i;
1317         if (right) {
1318                 if (!PicoRegionOverride) {
1319                         for (i = 0; i < 6; i++)
1320                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;
1321                         if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];
1322                         else PicoRegionOverride=1;
1323                 }
1324                 else PicoRegionOverride<<=1;
1325                 if (PicoRegionOverride > 8) PicoRegionOverride = 8;
1326         } else {
1327                 if (!PicoRegionOverride) {
1328                         for (i = 0; i < 6; i++)
1329                                 if (rgn_orders[i] == PicoAutoRgnOrder) break;
1330                         if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];
1331                 }
1332                 else PicoRegionOverride>>=1;
1333         }
1334 }
1335
1336 static void menu_options_save(void)
1337 {
1338         if (PicoRegionOverride) {
1339                 // force setting possibly changed..
1340                 Pico.m.pal = (PicoRegionOverride == 2 || PicoRegionOverride == 8) ? 1 : 0;
1341         }
1342         if (!(PicoOpt & POPT_6BTN_PAD)) {
1343                 // unbind XYZ MODE, just in case
1344                 unbind_action(0xf00);
1345         }
1346 }
1347
1348 static int menu_loop_options(void)
1349 {
1350         static int menu_sel = 0;
1351         int menu_sel_max, ret;
1352         unsigned long inp = 0;
1353         menu_id selected_id;
1354
1355         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_SAVECFG_GAME, rom_loaded);
1356         me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);
1357         menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;
1358         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1359
1360         while (1)
1361         {
1362                 draw_menu_options(menu_sel);
1363                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
1364                 if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1365                 if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1366                 selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);
1367                 if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
1368                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0)) {
1369                                 switch (selected_id) {
1370                                         case MA_OPT_RENDERER:
1371                                                 if ((PicoOpt & 0x10) || !(currentConfig.EmuOpt & 0x80)) {
1372                                                         PicoOpt &= ~0x10;
1373                                                         currentConfig.EmuOpt |=  0x80;
1374                                                 } else {
1375                                                         PicoOpt |=  0x10;
1376                                                         currentConfig.EmuOpt &= ~0x80;
1377                                                 }
1378                                                 break;
1379                                         case MA_OPT_SOUND_QUALITY:
1380                                                 PsndRate = sndrate_prevnext(PsndRate, inp & BTN_RIGHT);
1381                                                 break;
1382                                         case MA_OPT_REGION:
1383                                                 region_prevnext(inp & BTN_RIGHT);
1384                                                 break;
1385                                         case MA_OPT_CONFIRM_STATES: {
1386                                                          int n = ((currentConfig.EmuOpt>>9)&1) | ((currentConfig.EmuOpt>>10)&2);
1387                                                          n += (inp & BTN_LEFT) ? -1 : 1;
1388                                                          if (n < 0) n = 0; else if (n > 3) n = 3;
1389                                                          n |= n << 1; n &= ~2;
1390                                                          currentConfig.EmuOpt &= ~0xa00;
1391                                                          currentConfig.EmuOpt |= n << 9;
1392                                                          break;
1393                                                  }
1394                                         case MA_OPT_SAVE_SLOT:
1395                                                  if (inp & BTN_RIGHT) {
1396                                                          state_slot++; if (state_slot > 9) state_slot = 0;
1397                                                  } else {state_slot--; if (state_slot < 0) state_slot = 9;
1398                                                  }
1399                                                  break;
1400                                         case MA_OPT_CPU_CLOCKS:
1401                                                  while ((inp = psp_pad_read(0)) & (BTN_LEFT|BTN_RIGHT)) {
1402                                                          currentConfig.CPUclock += (inp & BTN_LEFT) ? -1 : 1;
1403                                                          if (currentConfig.CPUclock <  19) currentConfig.CPUclock = 19;
1404                                                          if (currentConfig.CPUclock > 333) currentConfig.CPUclock = 333;
1405                                                          draw_menu_options(menu_sel); // will wait vsync
1406                                                  }
1407                                                  break;
1408                                         case MA_OPT_SAVECFG:
1409                                         case MA_OPT_SAVECFG_GAME:
1410                                         case MA_OPT_LOADCFG:
1411                                                  config_slot += (inp&BTN_RIGHT) ? 1 : -1;
1412                                                  if (config_slot > 9) config_slot = 0;
1413                                                  if (config_slot < 0) config_slot = 9;
1414                                                  me_enable(opt_entries, OPT_ENTRY_COUNT, MA_OPT_LOADCFG, config_slot != config_slot_current);
1415                                                  menu_sel_max = me_count_enabled(opt_entries, OPT_ENTRY_COUNT) - 1;
1416                                                  if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1417                                                  break;
1418                                         default:
1419                                                 //lprintf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);
1420                                                 break;
1421                                 }
1422                         }
1423                 }
1424                 if (inp & BTN_CIRCLE) {
1425                         if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))
1426                         {
1427                                 switch (selected_id)
1428                                 {
1429                                         case MA_OPT_DISP_OPTS:
1430                                                 dispmenu_loop_options();
1431                                                 break;
1432                                         case MA_OPT_SCD_OPTS:
1433                                                 cd_menu_loop_options();
1434                                                 if (engineState == PGS_ReloadRom)
1435                                                         return 0; // test BIOS
1436                                                 break;
1437                                         case MA_OPT_ADV_OPTS:
1438                                                 amenu_loop_options();
1439                                                 break;
1440                                         case MA_OPT_SAVECFG: // done (update and write)
1441                                                 menu_options_save();
1442                                                 if (emu_WriteConfig(0)) strcpy(menuErrorMsg, "config saved");
1443                                                 else strcpy(menuErrorMsg, "failed to write config");
1444                                                 return 1;
1445                                         case MA_OPT_SAVECFG_GAME: // done (update and write for current game)
1446                                                 menu_options_save();
1447                                                 if (emu_WriteConfig(1)) strcpy(menuErrorMsg, "config saved");
1448                                                 else strcpy(menuErrorMsg, "failed to write config");
1449                                                 return 1;
1450                                         case MA_OPT_LOADCFG:
1451                                                 ret = emu_ReadConfig(1, 1);
1452                                                 if (!ret) ret = emu_ReadConfig(0, 1);
1453                                                 if (ret)  strcpy(menuErrorMsg, "config loaded");
1454                                                 else      strcpy(menuErrorMsg, "failed to load config");
1455                                                 return 1;
1456                                         default:
1457                                                 //lprintf("%s: something unknown selected (%i)\n", __FUNCTION__, selected_id);
1458                                                 break;
1459                                 }
1460                         }
1461                 }
1462                 if(inp & BTN_X) {
1463                         menu_options_save();
1464                         return 0;  // done (update, no write)
1465                 }
1466         }
1467 }
1468
1469 // -------------- credits --------------
1470
1471 static void draw_menu_credits(void)
1472 {
1473         int tl_x = 80+15, tl_y = 16+64, y;
1474         menu_draw_begin();
1475
1476         text_out16(tl_x, 16+20, "PicoDrive v" VERSION " (c) notaz, 2006-2008");
1477
1478         y = tl_y;
1479         text_out16(tl_x, y, "Credits:");
1480         text_out16(tl_x, (y+=10), "fDave: base code of PicoDrive");
1481         text_out16(tl_x, (y+=10), "Chui: Fame/C");
1482         text_out16(tl_x, (y+=10), "NJ: CZ80");
1483         text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");
1484         text_out16(tl_x, (y+=10), "ps2dev.org people: PSP SDK/code");
1485         text_out16(tl_x, (y+=10), "ketchupgun: skin design");
1486
1487         text_out16(tl_x, (y+=20), "special thanks (for docs, ideas):");
1488         text_out16(tl_x, (y+=10), " Charles MacDonald, Haze,");
1489         text_out16(tl_x, (y+=10), " Stephane Dallongeville,");
1490         text_out16(tl_x, (y+=10), " Lordus, Exophase, Rokas,");
1491         text_out16(tl_x, (y+=10), " Nemesis, Tasco Deluxe");
1492
1493         menu_draw_end();
1494 }
1495
1496
1497 // -------------- root menu --------------
1498
1499 menu_entry main_entries[] =
1500 {
1501         { "Resume game",        MB_NONE, MA_MAIN_RESUME_GAME, NULL, 0, 0, 0, 0 },
1502         { "Save State",         MB_NONE, MA_MAIN_SAVE_STATE,  NULL, 0, 0, 0, 0 },
1503         { "Load State",         MB_NONE, MA_MAIN_LOAD_STATE,  NULL, 0, 0, 0, 0 },
1504         { "Reset game",         MB_NONE, MA_MAIN_RESET_GAME,  NULL, 0, 0, 0, 0 },
1505         { "Load new ROM/ISO",   MB_NONE, MA_MAIN_LOAD_ROM,    NULL, 0, 0, 0, 1 },
1506         { "Change options",     MB_NONE, MA_MAIN_OPTIONS,     NULL, 0, 0, 0, 1 },
1507         { "Configure controls", MB_NONE, MA_MAIN_CONTROLS,    NULL, 0, 0, 0, 1 },
1508         { "Credits",            MB_NONE, MA_MAIN_CREDITS,     NULL, 0, 0, 0, 1 },
1509         { "Patches / GameGenie",MB_NONE, MA_MAIN_PATCHES,     NULL, 0, 0, 0, 0 },
1510         { "Exit",               MB_NONE, MA_MAIN_EXIT,        NULL, 0, 0, 0, 1 }
1511 };
1512
1513 #define MAIN_ENTRY_COUNT (sizeof(main_entries) / sizeof(main_entries[0]))
1514
1515 static void draw_menu_root(int menu_sel)
1516 {
1517         const int tl_x = 86+70, tl_y = 16+70;
1518         char *stat = NULL;
1519
1520         menu_draw_begin();
1521
1522         if ((currentConfig.EmuOpt&0x20000) && (stat = psp_get_status_line()))
1523                 text_out16(287, 12, "%s", stat);
1524
1525         text_out16(tl_x, 48, "PicoDrive v" VERSION);
1526
1527         menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);
1528
1529         me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);
1530
1531         // error
1532         if (menuErrorMsg[0])
1533                 text_out16(10, 252, menuErrorMsg);
1534         menu_draw_end();
1535 }
1536
1537
1538 static void menu_loop_root(void)
1539 {
1540         static int menu_sel = 0;
1541         int ret, menu_sel_max;
1542         unsigned long inp = 0;
1543
1544         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESUME_GAME, rom_loaded);
1545         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_SAVE_STATE,  rom_loaded);
1546         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_LOAD_STATE,  rom_loaded);
1547         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_RESET_GAME,  rom_loaded);
1548         me_enable(main_entries, MAIN_ENTRY_COUNT, MA_MAIN_PATCHES,     PicoPatches != NULL);
1549
1550         menu_sel_max = me_count_enabled(main_entries, MAIN_ENTRY_COUNT) - 1;
1551         if (menu_sel > menu_sel_max) menu_sel = menu_sel_max;
1552
1553         // mp3 errors?
1554         if (mp3_last_error != 0) {
1555                 if (mp3_last_error == -1)
1556                      sprintf(menuErrorMsg, "Unsupported mp3 format, use 44kHz stereo");
1557                 else sprintf(menuErrorMsg, "mp3 init failed, code %08x", mp3_last_error);
1558                 mp3_last_error = 0;
1559         }
1560
1561         /* make sure action buttons are not pressed on entering menu */
1562         draw_menu_root(menu_sel);
1563
1564         while (psp_pad_read(1) & (BTN_X|BTN_CIRCLE|BTN_SELECT)) psp_msleep(50);
1565
1566         for (;;)
1567         {
1568                 draw_menu_root(menu_sel);
1569                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE|BTN_SELECT|BTN_L|BTN_R, 0);
1570                 if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1571                 if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1572                 if((inp & (BTN_L|BTN_R)) == (BTN_L|BTN_R)) debug_menu_loop();
1573                 if( inp & (BTN_SELECT|BTN_X)) {
1574                         if (rom_loaded) {
1575                                 while (psp_pad_read(1) & (BTN_SELECT|BTN_X)) psp_msleep(50); // wait until released
1576                                 engineState = PGS_Running;
1577                                 break;
1578                         }
1579                 }
1580                 if(inp & BTN_CIRCLE)  {
1581                         menuErrorMsg[0] = 0; // clear error msg
1582                         switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))
1583                         {
1584                                 case MA_MAIN_RESUME_GAME:
1585                                         if (rom_loaded) {
1586                                                 while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1587                                                 engineState = PGS_Running;
1588                                                 return;
1589                                         }
1590                                         break;
1591                                 case MA_MAIN_SAVE_STATE:
1592                                         if (rom_loaded) {
1593                                                 if(savestate_menu_loop(0))
1594                                                         continue;
1595                                                 engineState = PGS_Running;
1596                                                 return;
1597                                         }
1598                                         break;
1599                                 case MA_MAIN_LOAD_STATE:
1600                                         if (rom_loaded) {
1601                                                 if(savestate_menu_loop(1))
1602                                                         continue;
1603                                                 while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1604                                                 engineState = PGS_Running;
1605                                                 return;
1606                                         }
1607                                         break;
1608                                 case MA_MAIN_RESET_GAME:
1609                                         if (rom_loaded) {
1610                                                 emu_ResetGame();
1611                                                 while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1612                                                 engineState = PGS_Running;
1613                                                 return;
1614                                         }
1615                                         break;
1616                                 case MA_MAIN_LOAD_ROM:
1617                                 {
1618                                         char curr_path[PATH_MAX], *selfname;
1619                                         FILE *tstf;
1620                                         if ( (tstf = fopen(lastRomFile, "rb")) )
1621                                         {
1622                                                 fclose(tstf);
1623                                                 strcpy(curr_path, lastRomFile);
1624                                         }
1625                                         else
1626                                                 getcwd(curr_path, PATH_MAX);
1627                                         selfname = romsel_loop(curr_path);
1628                                         if (selfname) {
1629                                                 lprintf("selected file: %s\n", selfname);
1630                                                 engineState = PGS_ReloadRom;
1631                                                 return;
1632                                         }
1633                                         break;
1634                                 }
1635                                 case MA_MAIN_OPTIONS:
1636                                         ret = menu_loop_options();
1637                                         if (ret == 1) continue; // status update
1638                                         if (engineState == PGS_ReloadRom)
1639                                                 return; // BIOS test
1640                                         break;
1641                                 case MA_MAIN_CONTROLS:
1642                                         kc_sel_loop();
1643                                         break;
1644                                 case MA_MAIN_CREDITS:
1645                                         draw_menu_credits();
1646                                         psp_msleep(500);
1647                                         inp = 0;
1648                                         while (!(inp & (BTN_X|BTN_CIRCLE)))
1649                                                 inp = wait_for_input(BTN_X|BTN_CIRCLE, 0);
1650                                         break;
1651                                 case MA_MAIN_EXIT:
1652                                         engineState = PGS_Quit;
1653                                         return;
1654                                 case MA_MAIN_PATCHES:
1655                                         if (rom_loaded && PicoPatches) {
1656                                                 patches_menu_loop();
1657                                                 PicoPatchApply();
1658                                                 strcpy(menuErrorMsg, "Patches applied");
1659                                                 continue;
1660                                         }
1661                                         break;
1662                                 default:
1663                                         lprintf("%s: something unknown selected\n", __FUNCTION__);
1664                                         break;
1665                         }
1666                 }
1667         }
1668 }
1669
1670 void menu_darken_bg(void *dst, const void *src, int pixels, int darker)
1671 {
1672         unsigned int *dest = dst;
1673         const unsigned int *srce = src;
1674         pixels /= 2;
1675         if (darker)
1676         {
1677                 while (pixels--)
1678                 {
1679                         unsigned int p = *srce++;
1680                         *dest++ = ((p&0xf79ef79e)>>1) - ((p&0xc618c618)>>3);
1681                 }
1682         }
1683         else
1684         {
1685                 while (pixels--)
1686                 {
1687                         unsigned int p = *srce++;
1688                         *dest++ = (p&0xf79ef79e)>>1;
1689                 }
1690         }
1691 }
1692
1693 static void menu_prepare_bg(int use_game_bg, int use_fg)
1694 {
1695         if (use_game_bg)
1696         {
1697                 // darken the active framebuffer
1698                 unsigned short *dst = bg_buffer;
1699                 unsigned short *src = use_fg ? psp_video_get_active_fb() : psp_screen;
1700                 int i;
1701                 for (i = 272; i > 0; i--, dst += 480, src += 512)
1702                         menu_darken_bg(dst, src, 480, 1);
1703                 //memset32_uncached((int *)(bg_buffer + 480*264), 0, 480*8*2/4);
1704         }
1705         else
1706         {
1707                 // should really only happen once, on startup..
1708                 memset32_uncached((int *)(void *)bg_buffer, 0, sizeof(bg_buffer)/4);
1709                 readpng(bg_buffer, "skin/background.png", READPNG_BG);
1710         }
1711         sceKernelDcacheWritebackAll();
1712 }
1713
1714 static void menu_gfx_prepare(void)
1715 {
1716         menu_prepare_bg(rom_loaded, 1);
1717
1718         menu_draw_begin();
1719         menu_draw_end();
1720 }
1721
1722
1723 void menu_loop(void)
1724 {
1725         menu_gfx_prepare();
1726
1727         menu_loop_root();
1728
1729         menuErrorMsg[0] = 0;
1730 }
1731
1732
1733 // --------- CD tray close menu ----------
1734
1735 static void draw_menu_tray(int menu_sel)
1736 {
1737         int tl_x = 70, tl_y = 90, y;
1738
1739         menu_draw_begin();
1740
1741         text_out16(tl_x, 20, "The unit is about to");
1742         text_out16(tl_x, 30, "close the CD tray.");
1743
1744         y = tl_y;
1745         text_out16(tl_x, y,       "Load new CD image");
1746         text_out16(tl_x, (y+=10), "Insert nothing");
1747
1748         // draw cursor
1749         text_out16(tl_x - 16, tl_y + menu_sel*10, ">");
1750         // error
1751         if (menuErrorMsg[0]) text_out16(5, 226, menuErrorMsg);
1752         menu_draw_end();
1753 }
1754
1755
1756 int menu_loop_tray(void)
1757 {
1758         int menu_sel = 0, menu_sel_max = 1;
1759         unsigned long inp = 0;
1760         char curr_path[PATH_MAX], *selfname;
1761         FILE *tstf;
1762
1763         menu_gfx_prepare();
1764
1765         if ( (tstf = fopen(lastRomFile, "rb")) )
1766         {
1767                 fclose(tstf);
1768                 strcpy(curr_path, lastRomFile);
1769         }
1770         else
1771         {
1772                 getcwd(curr_path, PATH_MAX);
1773         }
1774
1775         /* make sure action buttons are not pressed on entering menu */
1776         draw_menu_tray(menu_sel);
1777         while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
1778
1779         for (;;)
1780         {
1781                 draw_menu_tray(menu_sel);
1782                 inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_CIRCLE, 0);
1783                 if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
1784                 if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
1785                 if(inp & BTN_CIRCLE)  {
1786                         switch (menu_sel) {
1787                                 case 0: // select image
1788                                         selfname = romsel_loop(curr_path);
1789                                         if (selfname) {
1790                                                 int ret = -1;
1791                                                 cd_img_type cd_type;
1792                                                 cd_type = emu_cdCheck(NULL);
1793                                                 if (cd_type != CIT_NOT_CD)
1794                                                         ret = Insert_CD(romFileName, cd_type);
1795                                                 if (ret != 0) {
1796                                                         sprintf(menuErrorMsg, "Load failed, invalid CD image?");
1797                                                         lprintf("%s\n", menuErrorMsg);
1798                                                         continue;
1799                                                 }
1800                                                 engineState = PGS_RestartRun;
1801                                                 return 1;
1802                                         }
1803                                         break;
1804                                 case 1: // insert nothing
1805                                         engineState = PGS_RestartRun;
1806                                         return 0;
1807                         }
1808                 }
1809                 menuErrorMsg[0] = 0; // clear error msg
1810         }
1811 }
1812
1813