| 1 | // (c) Copyright 2006-2007 notaz, All rights reserved.\r |
| 2 | // Free for non-commercial use.\r |
| 3 | \r |
| 4 | // For commercial use, separate licencing terms must be obtained.\r |
| 5 | \r |
| 6 | #include <stdio.h>\r |
| 7 | #include <stdlib.h>\r |
| 8 | #include <ctype.h> // tolower\r |
| 9 | #ifndef NO_SYNC\r |
| 10 | #include <unistd.h>\r |
| 11 | #endif\r |
| 12 | \r |
| 13 | #include "emu.h"\r |
| 14 | #include "menu.h"\r |
| 15 | #include "fonts.h"\r |
| 16 | #include "lprintf.h"\r |
| 17 | \r |
| 18 | #include <Pico/PicoInt.h>\r |
| 19 | #include <Pico/Patch.h>\r |
| 20 | #include <zlib/zlib.h>\r |
| 21 | \r |
| 22 | #if defined(__GP2X__)\r |
| 23 | #include "../gp2x/gp2x.h"\r |
| 24 | #define SCREEN_WIDTH 320\r |
| 25 | #define SCREEN_BUFFER gp2x_screen\r |
| 26 | #elif defined(__GIZ__)\r |
| 27 | #include "../gizmondo/giz.h"\r |
| 28 | #define SCREEN_WIDTH 321\r |
| 29 | #define SCREEN_BUFFER giz_screen\r |
| 30 | #elif defined(PSP)\r |
| 31 | #include "../psp/psp.h"\r |
| 32 | #define SCREEN_WIDTH 512\r |
| 33 | #define SCREEN_BUFFER psp_screen\r |
| 34 | #endif\r |
| 35 | \r |
| 36 | char *PicoConfigFile = "picoconfig.bin";\r |
| 37 | currentConfig_t currentConfig;\r |
| 38 | unsigned char *rom_data = NULL;\r |
| 39 | char noticeMsg[64];\r |
| 40 | int state_slot = 0;\r |
| 41 | int config_slot = 0, config_slot_current = 0;\r |
| 42 | \r |
| 43 | unsigned char *movie_data = NULL;\r |
| 44 | static int movie_size = 0;\r |
| 45 | \r |
| 46 | // provided by platform code:\r |
| 47 | extern char romFileName[];\r |
| 48 | extern void emu_noticeMsgUpdated(void);\r |
| 49 | extern void emu_getMainDir(char *dst, int len);\r |
| 50 | extern void emu_setDefaultConfig(void);\r |
| 51 | extern void menu_romload_prepare(const char *rom_name);\r |
| 52 | extern void menu_romload_end(void);\r |
| 53 | \r |
| 54 | \r |
| 55 | // utilities\r |
| 56 | static void strlwr_(char* string)\r |
| 57 | {\r |
| 58 | while ( (*string++ = (char)tolower(*string)) );\r |
| 59 | }\r |
| 60 | \r |
| 61 | static int try_rfn_cut(void)\r |
| 62 | {\r |
| 63 | FILE *tmp;\r |
| 64 | char *p;\r |
| 65 | \r |
| 66 | p = romFileName + strlen(romFileName) - 1;\r |
| 67 | for (; p > romFileName; p--)\r |
| 68 | if (*p == '.') break;\r |
| 69 | *p = 0;\r |
| 70 | \r |
| 71 | if((tmp = fopen(romFileName, "rb"))) {\r |
| 72 | fclose(tmp);\r |
| 73 | return 1;\r |
| 74 | }\r |
| 75 | return 0;\r |
| 76 | }\r |
| 77 | \r |
| 78 | static void get_ext(char *file, char *ext)\r |
| 79 | {\r |
| 80 | char *p;\r |
| 81 | \r |
| 82 | p = file + strlen(file) - 4;\r |
| 83 | if (p < file) p = file;\r |
| 84 | strncpy(ext, p, 4);\r |
| 85 | ext[4] = 0;\r |
| 86 | strlwr_(ext);\r |
| 87 | }\r |
| 88 | \r |
| 89 | char *biosfiles_us[] = { "us_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210" };\r |
| 90 | char *biosfiles_eu[] = { "eu_mcd2_9306", "eu_mcd2_9303", "eu_mcd1_9210" };\r |
| 91 | char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r |
| 92 | \r |
| 93 | int emu_findBios(int region, char **bios_file)\r |
| 94 | {\r |
| 95 | static char bios_path[1024];\r |
| 96 | int i, count;\r |
| 97 | char **files;\r |
| 98 | FILE *f = NULL;\r |
| 99 | \r |
| 100 | if (region == 4) { // US\r |
| 101 | files = biosfiles_us;\r |
| 102 | count = sizeof(biosfiles_us) / sizeof(char *);\r |
| 103 | } else if (region == 8) { // EU\r |
| 104 | files = biosfiles_eu;\r |
| 105 | count = sizeof(biosfiles_eu) / sizeof(char *);\r |
| 106 | } else if (region == 1 || region == 2) {\r |
| 107 | files = biosfiles_jp;\r |
| 108 | count = sizeof(biosfiles_jp) / sizeof(char *);\r |
| 109 | } else {\r |
| 110 | return 0;\r |
| 111 | }\r |
| 112 | \r |
| 113 | for (i = 0; i < count; i++)\r |
| 114 | {\r |
| 115 | emu_getMainDir(bios_path, sizeof(bios_path));\r |
| 116 | strcat(bios_path, files[i]);\r |
| 117 | strcat(bios_path, ".bin");\r |
| 118 | f = fopen(bios_path, "rb");\r |
| 119 | if (f) break;\r |
| 120 | \r |
| 121 | bios_path[strlen(bios_path) - 4] = 0;\r |
| 122 | strcat(bios_path, ".zip");\r |
| 123 | f = fopen(bios_path, "rb");\r |
| 124 | if (f) break;\r |
| 125 | }\r |
| 126 | \r |
| 127 | if (f) {\r |
| 128 | lprintf("using bios: %s\n", bios_path);\r |
| 129 | fclose(f);\r |
| 130 | if (bios_file) *bios_file = bios_path;\r |
| 131 | return 1;\r |
| 132 | } else {\r |
| 133 | sprintf(menuErrorMsg, "no %s BIOS files found, read docs",\r |
| 134 | region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
| 135 | lprintf("%s\n", menuErrorMsg);\r |
| 136 | return 0;\r |
| 137 | }\r |
| 138 | }\r |
| 139 | \r |
| 140 | /* check if the name begins with BIOS name */\r |
| 141 | static int emu_isBios(const char *name)\r |
| 142 | {\r |
| 143 | int i;\r |
| 144 | for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)\r |
| 145 | if (strstr(name, biosfiles_us[i]) != NULL) return 1;\r |
| 146 | for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)\r |
| 147 | if (strstr(name, biosfiles_eu[i]) != NULL) return 1;\r |
| 148 | for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)\r |
| 149 | if (strstr(name, biosfiles_jp[i]) != NULL) return 1;\r |
| 150 | return 0;\r |
| 151 | }\r |
| 152 | \r |
| 153 | /* checks if romFileName points to valid MegaCD image\r |
| 154 | * if so, checks for suitable BIOS */\r |
| 155 | int emu_cdCheck(int *pregion)\r |
| 156 | {\r |
| 157 | unsigned char buf[32];\r |
| 158 | pm_file *cd_f;\r |
| 159 | int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r |
| 160 | \r |
| 161 | cd_f = pm_open(romFileName);\r |
| 162 | if (!cd_f) return 0; // let the upper level handle this\r |
| 163 | \r |
| 164 | if (pm_read(buf, 32, cd_f) != 32) {\r |
| 165 | pm_close(cd_f);\r |
| 166 | return 0;\r |
| 167 | }\r |
| 168 | \r |
| 169 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r |
| 170 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r |
| 171 | if (type == 0) {\r |
| 172 | pm_close(cd_f);\r |
| 173 | return 0;\r |
| 174 | }\r |
| 175 | \r |
| 176 | /* it seems we have a CD image here. Try to detect region now.. */\r |
| 177 | pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r |
| 178 | pm_read(buf, 1, cd_f);\r |
| 179 | pm_close(cd_f);\r |
| 180 | \r |
| 181 | if (buf[0] == 0x64) region = 8; // EU\r |
| 182 | if (buf[0] == 0xa1) region = 1; // JAP\r |
| 183 | \r |
| 184 | lprintf("detected %s Sega/Mega CD image with %s region\n",\r |
| 185 | type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
| 186 | \r |
| 187 | if (pregion != NULL) *pregion = region;\r |
| 188 | \r |
| 189 | return type;\r |
| 190 | }\r |
| 191 | \r |
| 192 | int emu_ReloadRom(void)\r |
| 193 | {\r |
| 194 | unsigned int rom_size = 0;\r |
| 195 | char *used_rom_name = romFileName;\r |
| 196 | char ext[5];\r |
| 197 | pm_file *rom;\r |
| 198 | int ret, cd_state, cd_region, cfg_loaded = 0;\r |
| 199 | \r |
| 200 | lprintf("emu_ReloadRom(%s)\n", romFileName);\r |
| 201 | \r |
| 202 | get_ext(romFileName, ext);\r |
| 203 | \r |
| 204 | // detect wrong extensions\r |
| 205 | if(!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r |
| 206 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
| 207 | return 0;\r |
| 208 | }\r |
| 209 | \r |
| 210 | PicoPatchUnload();\r |
| 211 | \r |
| 212 | // check for movie file\r |
| 213 | if(movie_data) {\r |
| 214 | free(movie_data);\r |
| 215 | movie_data = 0;\r |
| 216 | }\r |
| 217 | if(!strcmp(ext, ".gmv")) {\r |
| 218 | // check for both gmv and rom\r |
| 219 | int dummy;\r |
| 220 | FILE *movie_file = fopen(romFileName, "rb");\r |
| 221 | if(!movie_file) {\r |
| 222 | sprintf(menuErrorMsg, "Failed to open movie.");\r |
| 223 | return 0;\r |
| 224 | }\r |
| 225 | fseek(movie_file, 0, SEEK_END);\r |
| 226 | movie_size = ftell(movie_file);\r |
| 227 | fseek(movie_file, 0, SEEK_SET);\r |
| 228 | if(movie_size < 64+3) {\r |
| 229 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
| 230 | fclose(movie_file);\r |
| 231 | return 0;\r |
| 232 | }\r |
| 233 | movie_data = malloc(movie_size);\r |
| 234 | if(movie_data == NULL) {\r |
| 235 | sprintf(menuErrorMsg, "low memory.");\r |
| 236 | fclose(movie_file);\r |
| 237 | return 0;\r |
| 238 | }\r |
| 239 | fread(movie_data, 1, movie_size, movie_file);\r |
| 240 | fclose(movie_file);\r |
| 241 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
| 242 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
| 243 | return 0;\r |
| 244 | }\r |
| 245 | dummy = try_rfn_cut() || try_rfn_cut();\r |
| 246 | if (!dummy) {\r |
| 247 | sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r |
| 248 | return 0;\r |
| 249 | }\r |
| 250 | get_ext(romFileName, ext);\r |
| 251 | }\r |
| 252 | else if (!strcmp(ext, ".pat")) {\r |
| 253 | int dummy;\r |
| 254 | PicoPatchLoad(romFileName);\r |
| 255 | dummy = try_rfn_cut() || try_rfn_cut();\r |
| 256 | if (!dummy) {\r |
| 257 | sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r |
| 258 | return 0;\r |
| 259 | }\r |
| 260 | get_ext(romFileName, ext);\r |
| 261 | }\r |
| 262 | \r |
| 263 | if ((PicoMCD & 1) && Pico_mcd != NULL)\r |
| 264 | Stop_CD();\r |
| 265 | \r |
| 266 | // check for MegaCD image\r |
| 267 | cd_state = emu_cdCheck(&cd_region);\r |
| 268 | if (cd_state > 0)\r |
| 269 | {\r |
| 270 | // valid CD image, check for BIOS..\r |
| 271 | \r |
| 272 | // we need to have config loaded at this point\r |
| 273 | ret = emu_ReadConfig(1, 1);\r |
| 274 | if (!ret) emu_ReadConfig(0, 1);\r |
| 275 | cfg_loaded = 1;\r |
| 276 | \r |
| 277 | if (PicoRegionOverride) {\r |
| 278 | cd_region = PicoRegionOverride;\r |
| 279 | lprintf("overrided region to %s\n", cd_region != 4 ? (cd_region == 8 ? "EU" : "JAP") : "USA");\r |
| 280 | }\r |
| 281 | if (!emu_findBios(cd_region, &used_rom_name)) {\r |
| 282 | // bios_help() ?\r |
| 283 | return 0;\r |
| 284 | }\r |
| 285 | \r |
| 286 | PicoMCD |= 1;\r |
| 287 | get_ext(used_rom_name, ext);\r |
| 288 | }\r |
| 289 | else\r |
| 290 | {\r |
| 291 | if (PicoMCD & 1) Stop_CD();\r |
| 292 | PicoMCD &= ~1;\r |
| 293 | }\r |
| 294 | \r |
| 295 | rom = pm_open(used_rom_name);\r |
| 296 | if(!rom) {\r |
| 297 | sprintf(menuErrorMsg, "Failed to open rom.");\r |
| 298 | return 0;\r |
| 299 | }\r |
| 300 | \r |
| 301 | menu_romload_prepare(used_rom_name); // also CD load\r |
| 302 | \r |
| 303 | if(rom_data) {\r |
| 304 | free(rom_data);\r |
| 305 | rom_data = 0;\r |
| 306 | rom_size = 0;\r |
| 307 | }\r |
| 308 | \r |
| 309 | if( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r |
| 310 | sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r |
| 311 | lprintf("%s\n", menuErrorMsg);\r |
| 312 | pm_close(rom);\r |
| 313 | menu_romload_end();\r |
| 314 | return 0;\r |
| 315 | }\r |
| 316 | pm_close(rom);\r |
| 317 | \r |
| 318 | // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r |
| 319 | if(rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r |
| 320 | ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r |
| 321 | if (rom_data) free(rom_data);\r |
| 322 | rom_data = 0;\r |
| 323 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
| 324 | menu_romload_end();\r |
| 325 | return 0;\r |
| 326 | }\r |
| 327 | \r |
| 328 | // load config for this ROM (do this before insert to get correct region)\r |
| 329 | if (!cfg_loaded) {\r |
| 330 | ret = emu_ReadConfig(1, 1);\r |
| 331 | if (!ret) emu_ReadConfig(0, 1);\r |
| 332 | }\r |
| 333 | \r |
| 334 | lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r |
| 335 | if(PicoCartInsert(rom_data, rom_size)) {\r |
| 336 | sprintf(menuErrorMsg, "Failed to load ROM.");\r |
| 337 | menu_romload_end();\r |
| 338 | return 0;\r |
| 339 | }\r |
| 340 | \r |
| 341 | Pico.m.frame_count = 0;\r |
| 342 | \r |
| 343 | // insert CD if it was detected\r |
| 344 | if (cd_state > 0) {\r |
| 345 | ret = Insert_CD(romFileName, cd_state == 2);\r |
| 346 | if (ret != 0) {\r |
| 347 | sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r |
| 348 | lprintf("%s\n", menuErrorMsg);\r |
| 349 | menu_romload_end();\r |
| 350 | return 0;\r |
| 351 | }\r |
| 352 | }\r |
| 353 | \r |
| 354 | menu_romload_end();\r |
| 355 | \r |
| 356 | if (!emu_isBios(romFileName))\r |
| 357 | {\r |
| 358 | // emu_ReadConfig() might have messed currentConfig.lastRomFile\r |
| 359 | strncpy(currentConfig.lastRomFile, romFileName, sizeof(currentConfig.lastRomFile)-1);\r |
| 360 | currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;\r |
| 361 | }\r |
| 362 | \r |
| 363 | if (PicoPatches) {\r |
| 364 | PicoPatchPrepare();\r |
| 365 | PicoPatchApply();\r |
| 366 | }\r |
| 367 | \r |
| 368 | // additional movie stuff\r |
| 369 | if (movie_data) {\r |
| 370 | if(movie_data[0x14] == '6')\r |
| 371 | PicoOpt |= 0x20; // 6 button pad\r |
| 372 | else PicoOpt &= ~0x20;\r |
| 373 | PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing\r |
| 374 | if(movie_data[0xF] >= 'A') {\r |
| 375 | if(movie_data[0x16] & 0x80) {\r |
| 376 | PicoRegionOverride = 8;\r |
| 377 | } else {\r |
| 378 | PicoRegionOverride = 4;\r |
| 379 | }\r |
| 380 | PicoReset(0);\r |
| 381 | // TODO: bits 6 & 5\r |
| 382 | }\r |
| 383 | movie_data[0x18+30] = 0;\r |
| 384 | sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r |
| 385 | }\r |
| 386 | else\r |
| 387 | {\r |
| 388 | PicoOpt &= ~0x10000;\r |
| 389 | if(Pico.m.pal) {\r |
| 390 | strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r |
| 391 | } else {\r |
| 392 | strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r |
| 393 | }\r |
| 394 | }\r |
| 395 | emu_noticeMsgUpdated();\r |
| 396 | \r |
| 397 | // load SRAM for this ROM\r |
| 398 | if(currentConfig.EmuOpt & 1)\r |
| 399 | emu_SaveLoadGame(1, 1);\r |
| 400 | \r |
| 401 | return 1;\r |
| 402 | }\r |
| 403 | \r |
| 404 | \r |
| 405 | static void romfname_ext(char *dst, const char *prefix, const char *ext)\r |
| 406 | {\r |
| 407 | char *p;\r |
| 408 | int prefix_len = 0;\r |
| 409 | \r |
| 410 | // make save filename\r |
| 411 | for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r |
| 412 | *dst = 0;\r |
| 413 | if (prefix) {\r |
| 414 | strcpy(dst, prefix);\r |
| 415 | prefix_len = strlen(prefix);\r |
| 416 | }\r |
| 417 | strncpy(dst + prefix_len, p, 511-prefix_len);\r |
| 418 | dst[511-8] = 0;\r |
| 419 | if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r |
| 420 | if (ext) strcat(dst, ext);\r |
| 421 | }\r |
| 422 | \r |
| 423 | \r |
| 424 | int emu_ReadConfig(int game, int no_defaults)\r |
| 425 | {\r |
| 426 | FILE *f;\r |
| 427 | char cfg[512], extbuf[16];\r |
| 428 | int bread = 0;\r |
| 429 | \r |
| 430 | if (!game)\r |
| 431 | {\r |
| 432 | if (!no_defaults)\r |
| 433 | {\r |
| 434 | emu_setDefaultConfig();\r |
| 435 | }\r |
| 436 | strncpy(cfg, PicoConfigFile, 511);\r |
| 437 | if (config_slot != 0)\r |
| 438 | {\r |
| 439 | char *p = strrchr(cfg, '.');\r |
| 440 | if (p == NULL) p = cfg + strlen(cfg);\r |
| 441 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
| 442 | strncpy(p, extbuf, 511 - (p - cfg));\r |
| 443 | }\r |
| 444 | cfg[511] = 0;\r |
| 445 | } else {\r |
| 446 | if (config_slot != 0)\r |
| 447 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
| 448 | else strcpy(extbuf, ".pbcfg");\r |
| 449 | romfname_ext(cfg, "cfg/", extbuf);\r |
| 450 | f = fopen(cfg, "rb");\r |
| 451 | if (!f) romfname_ext(cfg, NULL, ".pbcfg");\r |
| 452 | else fclose(f);\r |
| 453 | }\r |
| 454 | \r |
| 455 | lprintf("emu_ReadConfig: %s ", cfg);\r |
| 456 | f = fopen(cfg, "rb");\r |
| 457 | if (f) {\r |
| 458 | bread = fread(¤tConfig, 1, sizeof(currentConfig), f);\r |
| 459 | fclose(f);\r |
| 460 | }\r |
| 461 | lprintf(bread > 0 ? "(ok)\n" : "(failed)\n");\r |
| 462 | \r |
| 463 | PicoOpt = currentConfig.PicoOpt;\r |
| 464 | PsndRate = currentConfig.PsndRate;\r |
| 465 | PicoRegionOverride = currentConfig.PicoRegion;\r |
| 466 | PicoAutoRgnOrder = currentConfig.PicoAutoRgnOrder;\r |
| 467 | PicoCDBuffers = currentConfig.PicoCDBuffers;\r |
| 468 | //scaling_update();\r |
| 469 | // some sanity checks\r |
| 470 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r |
| 471 | #ifdef PSP\r |
| 472 | if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r |
| 473 | #else\r |
| 474 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;\r |
| 475 | #endif\r |
| 476 | if (currentConfig.volume < 0 || currentConfig.volume > 99) currentConfig.volume = 50;\r |
| 477 | #ifdef __GP2X__\r |
| 478 | // if volume keys are unbound, bind them to volume control\r |
| 479 | if (!currentConfig.KeyBinds[23] && !currentConfig.KeyBinds[22]) {\r |
| 480 | currentConfig.KeyBinds[23] = 1<<29; // vol up\r |
| 481 | currentConfig.KeyBinds[22] = 1<<30; // vol down\r |
| 482 | }\r |
| 483 | #endif\r |
| 484 | if (bread > 0) config_slot_current = config_slot;\r |
| 485 | return (bread > 0); // == sizeof(currentConfig));\r |
| 486 | }\r |
| 487 | \r |
| 488 | \r |
| 489 | int emu_WriteConfig(int game)\r |
| 490 | {\r |
| 491 | FILE *f;\r |
| 492 | char cfg[512], extbuf[16];\r |
| 493 | int bwrite = 0;\r |
| 494 | \r |
| 495 | if (!game)\r |
| 496 | {\r |
| 497 | strncpy(cfg, PicoConfigFile, 511);\r |
| 498 | if (config_slot != 0)\r |
| 499 | {\r |
| 500 | char *p = strrchr(cfg, '.');\r |
| 501 | if (p == NULL) p = cfg + strlen(cfg);\r |
| 502 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
| 503 | strncpy(p, extbuf, 511 - (p - cfg));\r |
| 504 | }\r |
| 505 | cfg[511] = 0;\r |
| 506 | } else {\r |
| 507 | if (config_slot != 0)\r |
| 508 | sprintf(extbuf, ".%i.pbcfg", config_slot);\r |
| 509 | else strcpy(extbuf, ".pbcfg");\r |
| 510 | romfname_ext(cfg, "cfg/", extbuf);\r |
| 511 | }\r |
| 512 | \r |
| 513 | lprintf("emu_WriteConfig: %s ", cfg);\r |
| 514 | f = fopen(cfg, "wb");\r |
| 515 | if (f) {\r |
| 516 | currentConfig.PicoOpt = PicoOpt;\r |
| 517 | currentConfig.PsndRate = PsndRate;\r |
| 518 | currentConfig.PicoRegion = PicoRegionOverride;\r |
| 519 | currentConfig.PicoAutoRgnOrder = PicoAutoRgnOrder;\r |
| 520 | currentConfig.PicoCDBuffers = PicoCDBuffers;\r |
| 521 | bwrite = fwrite(¤tConfig, 1, sizeof(currentConfig), f);\r |
| 522 | fflush(f);\r |
| 523 | fclose(f);\r |
| 524 | #ifndef NO_SYNC\r |
| 525 | sync();\r |
| 526 | #endif\r |
| 527 | }\r |
| 528 | lprintf((bwrite == sizeof(currentConfig)) ? "(ok)\n" : "(failed)\n");\r |
| 529 | \r |
| 530 | if (bwrite == sizeof(currentConfig)) config_slot_current = config_slot;\r |
| 531 | return (bwrite == sizeof(currentConfig));\r |
| 532 | }\r |
| 533 | \r |
| 534 | \r |
| 535 | void emu_textOut8(int x, int y, const char *text)\r |
| 536 | {\r |
| 537 | int i,l,len=strlen(text);\r |
| 538 | unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
| 539 | \r |
| 540 | /* always using built-in font */\r |
| 541 | for (i = 0; i < len; i++)\r |
| 542 | {\r |
| 543 | for (l=0;l<8;l++)\r |
| 544 | {\r |
| 545 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
| 546 | if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0;\r |
| 547 | if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0;\r |
| 548 | if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0;\r |
| 549 | if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0;\r |
| 550 | if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0;\r |
| 551 | if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0;\r |
| 552 | if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0;\r |
| 553 | if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0;\r |
| 554 | }\r |
| 555 | screen += 8;\r |
| 556 | }\r |
| 557 | }\r |
| 558 | \r |
| 559 | void emu_textOut16(int x, int y, const char *text)\r |
| 560 | {\r |
| 561 | int i,l,len=strlen(text);\r |
| 562 | unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r |
| 563 | \r |
| 564 | for (i = 0; i < len; i++)\r |
| 565 | {\r |
| 566 | for (l=0;l<8;l++)\r |
| 567 | {\r |
| 568 | unsigned char fd = fontdata8x8[((text[i])*8)+l];\r |
| 569 | if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff;\r |
| 570 | if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff;\r |
| 571 | if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff;\r |
| 572 | if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff;\r |
| 573 | if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff;\r |
| 574 | if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff;\r |
| 575 | if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff;\r |
| 576 | if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff;\r |
| 577 | }\r |
| 578 | screen += 8;\r |
| 579 | }\r |
| 580 | }\r |
| 581 | \r |
| 582 | \r |
| 583 | void emu_updateMovie(void)\r |
| 584 | {\r |
| 585 | int offs = Pico.m.frame_count*3 + 0x40;\r |
| 586 | if (offs+3 > movie_size) {\r |
| 587 | free(movie_data);\r |
| 588 | movie_data = 0;\r |
| 589 | strcpy(noticeMsg, "END OF MOVIE.");\r |
| 590 | lprintf("END OF MOVIE.\n");\r |
| 591 | emu_noticeMsgUpdated();\r |
| 592 | } else {\r |
| 593 | // MXYZ SACB RLDU\r |
| 594 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
| 595 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r |
| 596 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r |
| 597 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r |
| 598 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
| 599 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r |
| 600 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r |
| 601 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r |
| 602 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
| 603 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
| 604 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
| 605 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
| 606 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
| 607 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
| 608 | }\r |
| 609 | }\r |
| 610 | \r |
| 611 | \r |
| 612 | static size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r |
| 613 | {\r |
| 614 | return gzread(file, p, _n);\r |
| 615 | }\r |
| 616 | \r |
| 617 | \r |
| 618 | static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r |
| 619 | {\r |
| 620 | return gzwrite(file, p, _n);\r |
| 621 | }\r |
| 622 | \r |
| 623 | static int try_ropen_file(const char *fname)\r |
| 624 | {\r |
| 625 | FILE *f;\r |
| 626 | \r |
| 627 | f = fopen(fname, "rb");\r |
| 628 | if (f) {\r |
| 629 | fclose(f);\r |
| 630 | return 1;\r |
| 631 | }\r |
| 632 | return 0;\r |
| 633 | }\r |
| 634 | \r |
| 635 | char *emu_GetSaveFName(int load, int is_sram, int slot)\r |
| 636 | {\r |
| 637 | static char saveFname[512];\r |
| 638 | char ext[16];\r |
| 639 | \r |
| 640 | if (is_sram)\r |
| 641 | {\r |
| 642 | romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r |
| 643 | if (load) {\r |
| 644 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 645 | // try in current dir..\r |
| 646 | romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r |
| 647 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 648 | return NULL; // give up\r |
| 649 | }\r |
| 650 | }\r |
| 651 | else\r |
| 652 | {\r |
| 653 | ext[0] = 0;\r |
| 654 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
| 655 | strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r |
| 656 | \r |
| 657 | romfname_ext(saveFname, "mds/", ext);\r |
| 658 | if (load) {\r |
| 659 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 660 | romfname_ext(saveFname, NULL, ext);\r |
| 661 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 662 | if (currentConfig.EmuOpt & 8) {\r |
| 663 | ext[0] = 0;\r |
| 664 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
| 665 | strcat(ext, ".mds");\r |
| 666 | \r |
| 667 | romfname_ext(saveFname, "mds/", ext);\r |
| 668 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 669 | romfname_ext(saveFname, NULL, ext);\r |
| 670 | if (try_ropen_file(saveFname)) return saveFname;\r |
| 671 | }\r |
| 672 | return NULL;\r |
| 673 | }\r |
| 674 | }\r |
| 675 | \r |
| 676 | return saveFname;\r |
| 677 | }\r |
| 678 | \r |
| 679 | int emu_checkSaveFile(int slot)\r |
| 680 | {\r |
| 681 | return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r |
| 682 | }\r |
| 683 | \r |
| 684 | void emu_setSaveStateCbs(int gz)\r |
| 685 | {\r |
| 686 | if (gz) {\r |
| 687 | areaRead = gzRead2;\r |
| 688 | areaWrite = gzWrite2;\r |
| 689 | areaEof = (areaeof *) gzeof;\r |
| 690 | areaSeek = (areaseek *) gzseek;\r |
| 691 | areaClose = (areaclose *) gzclose;\r |
| 692 | } else {\r |
| 693 | areaRead = (arearw *) fread;\r |
| 694 | areaWrite = (arearw *) fwrite;\r |
| 695 | areaEof = (areaeof *) feof;\r |
| 696 | areaSeek = (areaseek *) fseek;\r |
| 697 | areaClose = (areaclose *) fclose;\r |
| 698 | }\r |
| 699 | }\r |
| 700 | \r |
| 701 | int emu_SaveLoadGame(int load, int sram)\r |
| 702 | {\r |
| 703 | int ret = 0;\r |
| 704 | char *saveFname;\r |
| 705 | \r |
| 706 | // make save filename\r |
| 707 | saveFname = emu_GetSaveFName(load, sram, state_slot);\r |
| 708 | if (saveFname == NULL) {\r |
| 709 | if (!sram) {\r |
| 710 | strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r |
| 711 | emu_noticeMsgUpdated();\r |
| 712 | }\r |
| 713 | return -1;\r |
| 714 | }\r |
| 715 | \r |
| 716 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
| 717 | \r |
| 718 | if (sram)\r |
| 719 | {\r |
| 720 | FILE *sramFile;\r |
| 721 | int sram_size;\r |
| 722 | unsigned char *sram_data;\r |
| 723 | int truncate = 1;\r |
| 724 | if (PicoMCD&1) {\r |
| 725 | if (PicoOpt&0x8000) { // MCD RAM cart?\r |
| 726 | sram_size = 0x12000;\r |
| 727 | sram_data = SRam.data;\r |
| 728 | if (sram_data)\r |
| 729 | memcpy32((int *)sram_data, (int *)Pico_mcd->bram, 0x2000/4);\r |
| 730 | } else {\r |
| 731 | sram_size = 0x2000;\r |
| 732 | sram_data = Pico_mcd->bram;\r |
| 733 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r |
| 734 | }\r |
| 735 | } else {\r |
| 736 | sram_size = SRam.end-SRam.start+1;\r |
| 737 | if(Pico.m.sram_reg & 4) sram_size=0x2000;\r |
| 738 | sram_data = SRam.data;\r |
| 739 | }\r |
| 740 | if (!sram_data) return 0; // SRam forcefully disabled for this game\r |
| 741 | \r |
| 742 | if (load) {\r |
| 743 | sramFile = fopen(saveFname, "rb");\r |
| 744 | if(!sramFile) return -1;\r |
| 745 | fread(sram_data, 1, sram_size, sramFile);\r |
| 746 | fclose(sramFile);\r |
| 747 | if ((PicoMCD&1) && (PicoOpt&0x8000))\r |
| 748 | memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r |
| 749 | } else {\r |
| 750 | // sram save needs some special processing\r |
| 751 | // see if we have anything to save\r |
| 752 | for (; sram_size > 0; sram_size--)\r |
| 753 | if (sram_data[sram_size-1]) break;\r |
| 754 | \r |
| 755 | if (sram_size) {\r |
| 756 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r |
| 757 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r |
| 758 | if (!sramFile) return -1;\r |
| 759 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
| 760 | ret = (ret != sram_size) ? -1 : 0;\r |
| 761 | fclose(sramFile);\r |
| 762 | #ifndef NO_SYNC\r |
| 763 | sync();\r |
| 764 | #endif\r |
| 765 | }\r |
| 766 | }\r |
| 767 | return ret;\r |
| 768 | }\r |
| 769 | else\r |
| 770 | {\r |
| 771 | void *PmovFile = NULL;\r |
| 772 | if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0)\r |
| 773 | {\r |
| 774 | if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r |
| 775 | emu_setSaveStateCbs(1);\r |
| 776 | if (!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r |
| 777 | }\r |
| 778 | }\r |
| 779 | else\r |
| 780 | {\r |
| 781 | if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r |
| 782 | emu_setSaveStateCbs(0);\r |
| 783 | }\r |
| 784 | }\r |
| 785 | if(PmovFile) {\r |
| 786 | ret = PmovState(load ? 6 : 5, PmovFile);\r |
| 787 | areaClose(PmovFile);\r |
| 788 | PmovFile = 0;\r |
| 789 | if (load) Pico.m.dirtyPal=1;\r |
| 790 | #ifndef NO_SYNC\r |
| 791 | else sync();\r |
| 792 | #endif\r |
| 793 | }\r |
| 794 | else ret = -1;\r |
| 795 | if (!ret)\r |
| 796 | strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r |
| 797 | else\r |
| 798 | {\r |
| 799 | strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r |
| 800 | ret = -1;\r |
| 801 | }\r |
| 802 | \r |
| 803 | emu_noticeMsgUpdated();\r |
| 804 | return ret;\r |
| 805 | }\r |
| 806 | }\r |