X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=common%2Femu.c;h=f8b4e65e3b3a1232b753bf9999635edb4605a827;hb=e31266dd116b6bea59ce3f2036feeb6725c45a72;hp=ae1a6383e2d5fdb2d7e1a4fcd69646bb26102982;hpb=e9a133657214b3568bbac68eb4a0b4f521354745;p=libpicofe.git diff --git a/common/emu.c b/common/emu.c index ae1a638..f8b4e65 100644 --- a/common/emu.c +++ b/common/emu.c @@ -15,65 +15,59 @@ #include "fonts.h" #include "lprintf.h" #include "config.h" +#include "common.h" +#include "plat.h" -#include -#include -#include +#include +#include +#include #include -#if defined(__GP2X__) - #include "../gp2x/gp2x.h" - #define SCREEN_WIDTH 320 - #define SCREEN_BUFFER gp2x_screen -#elif defined(__GIZ__) - #include "../gizmondo/giz.h" - #define SCREEN_WIDTH 321 - #define SCREEN_BUFFER giz_screen -#elif defined(PSP) - #include "../psp/psp.h" - #define SCREEN_WIDTH 512 - #define SCREEN_BUFFER psp_screen + +void *g_screen_ptr; + +#if !SCREEN_SIZE_FIXED +int g_screen_width = SCREEN_WIDTH; +int g_screen_height = SCREEN_HEIGHT; #endif char *PicoConfigFile = "config.cfg"; currentConfig_t currentConfig, defaultConfig; -int rom_loaded = 0; -char noticeMsg[64]; +char noticeMsg[64] = { 0, }; int state_slot = 0; int config_slot = 0, config_slot_current = 0; -char lastRomFile[512]; int kb_combo_keys = 0, kb_combo_acts = 0; // keys and actions which need button combos int pico_inp_mode = 0; +int engineState = PGS_Menu; + +/* TODO: len checking */ +char rom_fname_reload[512] = { 0, }; +char rom_fname_loaded[512] = { 0, }; +int rom_loaded = 0; unsigned char *movie_data = NULL; static int movie_size = 0; -// provided by platform code: -extern char romFileName[]; -extern void emu_noticeMsgUpdated(void); -extern void emu_getMainDir(char *dst, int len); -extern void emu_setDefaultConfig(void); -extern void menu_romload_prepare(const char *rom_name); -extern void menu_romload_end(void); - // utilities -static void strlwr_(char* string) +static void strlwr_(char *string) { - while ( (*string++ = (char)tolower(*string)) ); + char *p; + for (p = string; *p; p++) + *p = (char)tolower(*p); } -static int try_rfn_cut(void) +static int try_rfn_cut(char *fname) { FILE *tmp; char *p; - p = romFileName + strlen(romFileName) - 1; - for (; p > romFileName; p--) + p = fname + strlen(fname) - 1; + for (; p > fname; p--) if (*p == '.') break; *p = 0; - if((tmp = fopen(romFileName, "rb"))) { + if((tmp = fopen(fname, "rb"))) { fclose(tmp); return 1; } @@ -159,20 +153,20 @@ static int emu_isBios(const char *name) static unsigned char id_header[0x100]; -/* checks if romFileName points to valid MegaCD image +/* checks if fname points to valid MegaCD image * if so, checks for suitable BIOS */ -int emu_cdCheck(int *pregion) +int emu_cdCheck(int *pregion, char *fname_in) { unsigned char buf[32]; pm_file *cd_f; int region = 4; // 1: Japan, 4: US, 8: Europe - char ext[5], *fname = romFileName; + char ext[5], *fname = fname_in; cue_track_type type = CT_UNKNOWN; cue_data_t *cue_data = NULL; - get_ext(romFileName, ext); + get_ext(fname_in, ext); if (strcasecmp(ext, ".cue") == 0) { - cue_data = cue_parse(romFileName); + cue_data = cue_parse(fname_in); if (cue_data != NULL) { fname = cue_data->tracks[1].fname; type = cue_data->tracks[1].type; @@ -260,7 +254,7 @@ static int extract_text(char *dest, const unsigned char *src, int len, int swab) char *emu_makeRomId(void) { - static char id_string[3+0x11+0x11+0x30+16]; + static char id_string[3+0xe*3+0x3*3+0x30*3+3]; int pos, swab = 1; if (PicoAHW & PAHW_MCD) { @@ -280,18 +274,36 @@ char *emu_makeRomId(void) return id_string; } -int emu_ReloadRom(void) +// buffer must be at least 150 byte long +void emu_getGameName(char *str150) +{ + int ret, swab = (PicoAHW & PAHW_MCD) ? 0 : 1; + char *s, *d; + + ret = extract_text(str150, id_header + 0x50, 0x30, swab); // overseas name + + for (s = d = str150 + 1; s < str150+ret; s++) + { + if (*s == 0) break; + if (*s != ' ' || d[-1] != ' ') + *d++ = *s; + } + *d = 0; +} + +// note: this function might mangle rom_fname +int emu_ReloadRom(char *rom_fname) { unsigned int rom_size = 0; - char *used_rom_name = romFileName; + char *used_rom_name = rom_fname; unsigned char *rom_data = NULL; char ext[5]; pm_file *rom = NULL; int ret, cd_state, cd_region, cfg_loaded = 0; - lprintf("emu_ReloadRom(%s)\n", romFileName); + lprintf("emu_ReloadRom(%s)\n", rom_fname); - get_ext(romFileName, ext); + get_ext(rom_fname, ext); // detect wrong extensions if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz @@ -310,7 +322,7 @@ int emu_ReloadRom(void) { // check for both gmv and rom int dummy; - FILE *movie_file = fopen(romFileName, "rb"); + FILE *movie_file = fopen(rom_fname, "rb"); if(!movie_file) { sprintf(menuErrorMsg, "Failed to open movie."); return 0; @@ -335,29 +347,30 @@ int emu_ReloadRom(void) sprintf(menuErrorMsg, "Invalid GMV file."); return 0; } - dummy = try_rfn_cut() || try_rfn_cut(); + dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname); if (!dummy) { sprintf(menuErrorMsg, "Could't find a ROM for movie."); return 0; } - get_ext(romFileName, ext); + get_ext(rom_fname, ext); + lprintf("gmv loaded for %s\n", rom_fname); } - else if (!strcmp(ext, ".pat")) { + else if (!strcmp(ext, ".pat")) + { int dummy; - PicoPatchLoad(romFileName); - dummy = try_rfn_cut() || try_rfn_cut(); + PicoPatchLoad(rom_fname); + dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname); if (!dummy) { sprintf(menuErrorMsg, "Could't find a ROM to patch."); return 0; } - get_ext(romFileName, ext); + get_ext(rom_fname, ext); } - if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL) - Stop_CD(); + emu_shutdownMCD(); // check for MegaCD image - cd_state = emu_cdCheck(&cd_region); + cd_state = emu_cdCheck(&cd_region, rom_fname); if (cd_state >= 0 && cd_state != CIT_NOT_CD) { PicoAHW |= PAHW_MCD; @@ -403,7 +416,9 @@ int emu_ReloadRom(void) rom_loaded = 0; if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) { - sprintf(menuErrorMsg, "PicoCartLoad() failed."); + if (ret == 2) sprintf(menuErrorMsg, "Out of memory"); + else if (ret == 3) sprintf(menuErrorMsg, "Read failed"); + else sprintf(menuErrorMsg, "PicoCartLoad() failed."); lprintf("%s\n", menuErrorMsg); goto fail2; } @@ -434,7 +449,7 @@ int emu_ReloadRom(void) // insert CD if it was detected if (cd_state != CIT_NOT_CD) { - ret = Insert_CD(romFileName, cd_state); + ret = Insert_CD(rom_fname, cd_state); if (ret != 0) { sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?"); lprintf("%s\n", menuErrorMsg); @@ -480,11 +495,11 @@ int emu_ReloadRom(void) emu_noticeMsgUpdated(); // load SRAM for this ROM - if (currentConfig.EmuOpt & 1) + if (currentConfig.EmuOpt & EOPT_USE_SRAM) emu_SaveLoadGame(1, 1); - strncpy(lastRomFile, romFileName, sizeof(lastRomFile)-1); - lastRomFile[sizeof(lastRomFile)-1] = 0; + strncpy(rom_fname_loaded, rom_fname, sizeof(rom_fname_loaded)-1); + rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0; rom_loaded = 1; return 1; @@ -496,18 +511,30 @@ fail: } +void emu_shutdownMCD(void) +{ + if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL) + Stop_CD(); + PicoAHW &= ~PAHW_MCD; +} + static void romfname_ext(char *dst, const char *prefix, const char *ext) { char *p; int prefix_len = 0; // make save filename - for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++; + p = rom_fname_loaded + strlen(rom_fname_loaded) - 1; + for (; p >= rom_fname_loaded && *p != PATH_SEP_C; p--); p++; *dst = 0; if (prefix) { - strcpy(dst, prefix); - prefix_len = strlen(prefix); + int len = emu_getMainDir(dst, 512); + strcpy(dst + len, prefix); + prefix_len = len + strlen(prefix); } +#ifdef UIQ3 + else p = rom_fname_loaded; // backward compatibility +#endif strncpy(dst + prefix_len, p, 511-prefix_len); dst[511-8] = 0; if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0; @@ -517,7 +544,9 @@ static void romfname_ext(char *dst, const char *prefix, const char *ext) static void make_config_cfg(char *cfg) { - strncpy(cfg, PicoConfigFile, 511); + int len; + len = emu_getMainDir(cfg, 512); + strncpy(cfg + len, PicoConfigFile, 512-6-1-len); if (config_slot != 0) { char *p = strrchr(cfg, '.'); @@ -527,10 +556,34 @@ static void make_config_cfg(char *cfg) cfg[511] = 0; } +void emu_packConfig(void) +{ + currentConfig.s_PicoOpt = PicoOpt; + currentConfig.s_PsndRate = PsndRate; + currentConfig.s_PicoRegion = PicoRegionOverride; + currentConfig.s_PicoAutoRgnOrder = PicoAutoRgnOrder; + currentConfig.s_PicoCDBuffers = PicoCDBuffers; +} + +void emu_unpackConfig(void) +{ + PicoOpt = currentConfig.s_PicoOpt; + PsndRate = currentConfig.s_PsndRate; + PicoRegionOverride = currentConfig.s_PicoRegion; + PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder; + PicoCDBuffers = currentConfig.s_PicoCDBuffers; +} + +static void emu_setDefaultConfig(void) +{ + memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig)); + emu_unpackConfig(); +} + + int emu_ReadConfig(int game, int no_defaults) { char cfg[512]; - FILE *f; int ret; if (!game) @@ -566,37 +619,7 @@ int emu_ReadConfig(int game, int no_defaults) ret = config_readsect("game_def.cfg", sect); } - if (ret != 0) - { - // fall back to old game specific cfg - char extbuf[16]; - if (config_slot != 0) - sprintf(extbuf, ".%i.pbcfg", config_slot); - else strcpy(extbuf, ".pbcfg"); - romfname_ext(cfg, "cfg/", extbuf); - f = fopen(cfg, "rb"); - if (!f) { - romfname_ext(cfg, NULL, ".pbcfg"); - f = fopen(cfg, "rb"); - } - if (f) { - int bread; - fseek(f, 512, SEEK_SET); // skip unused lrom buffer - bread = fread(¤tConfig, 1, sizeof(currentConfig), f); - lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)"); - fclose(f); - ret = 0; - } - - if (ret == 0) { - PicoOpt = currentConfig.s_PicoOpt; - PsndRate = currentConfig.s_PsndRate; - PicoRegionOverride = currentConfig.s_PicoRegion; - PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder; - // PicoCDBuffers = currentConfig.s_PicoCDBuffers; // ignore in this case - } - } - else + if (ret == 0) { lprintf("loaded cfg from sect \"%s\"\n", sect); } @@ -630,14 +653,7 @@ int emu_WriteConfig(int is_game) if (!is_game) { - strncpy(cfg, PicoConfigFile, 511); - if (config_slot != 0) - { - char *p = strrchr(cfg, '.'); - if (p == NULL) p = cfg + strlen(cfg); - sprintf(p, ".%i.cfg", config_slot); - } - cfg[511] = 0; + make_config_cfg(cfg); write_lrom = 1; } else { if (config_slot != 0) @@ -660,52 +676,46 @@ int emu_WriteConfig(int is_game) } -void emu_textOut8(int x, int y, const char *text) +void emu_writelrom(void) { - int i,l,len=strlen(text); - unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH; + char cfg[512]; + make_config_cfg(cfg); + config_writelrom(cfg); +#ifndef NO_SYNC + sync(); +#endif +} - /* always using built-in font */ - for (i = 0; i < len; i++) - { - for (l=0;l<8;l++) - { - unsigned char fd = fontdata8x8[((text[i])*8)+l]; - if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0; - if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0; - if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0; - if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0; - if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0; - if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0; - if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0; - if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0; - } - screen += 8; - } +/* always using built-in font */ + +#define mk_text_out(name, type, val) \ +void name(int x, int y, const char *text) \ +{ \ + int i, l, len = strlen(text); \ + type *screen = (type *)g_screen_ptr + x + y * g_screen_width; \ + \ + for (i = 0; i < len; i++, screen += 8) \ + { \ + for (l = 0; l < 8; l++) \ + { \ + unsigned char fd = fontdata8x8[text[i] * 8 + l];\ + type *s = screen + l * g_screen_width; \ + if (fd&0x80) s[0] = val; \ + if (fd&0x40) s[1] = val; \ + if (fd&0x20) s[2] = val; \ + if (fd&0x10) s[3] = val; \ + if (fd&0x08) s[4] = val; \ + if (fd&0x04) s[5] = val; \ + if (fd&0x02) s[6] = val; \ + if (fd&0x01) s[7] = val; \ + } \ + } \ } -void emu_textOut16(int x, int y, const char *text) -{ - int i,l,len=strlen(text); - unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH; +mk_text_out(emu_textOut8, unsigned char, 0xf0) +mk_text_out(emu_textOut16, unsigned short, 0xffff) - for (i = 0; i < len; i++) - { - for (l=0;l<8;l++) - { - unsigned char fd = fontdata8x8[((text[i])*8)+l]; - if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff; - if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff; - if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff; - if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff; - if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff; - if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff; - if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff; - if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff; - } - screen += 8; - } -} +#undef mk_text_out #ifdef PSP #define MAX_COMBO_KEY 23 @@ -713,6 +723,7 @@ void emu_textOut16(int x, int y, const char *text) #define MAX_COMBO_KEY 31 #endif +// FIXME void emu_findKeyBindCombos(void) { int act, u; @@ -767,13 +778,13 @@ void emu_updateMovie(void) } else { // MXYZ SACB RLDU PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU - if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A - if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B - if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A + if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // C + if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // A + if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // B PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU - if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A - if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B - if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A + if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // C + if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // A + if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // B PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z @@ -814,7 +825,7 @@ char *emu_GetSaveFName(int load, int is_sram, int slot) if (is_sram) { - romfname_ext(saveFname, (PicoAHW&1) ? "brm/" : "srm/", (PicoAHW&1) ? ".brm" : ".srm"); + romfname_ext(saveFname, (PicoAHW&1) ? "brm"PATH_SEP : "srm"PATH_SEP, (PicoAHW&1) ? ".brm" : ".srm"); if (load) { if (try_ropen_file(saveFname)) return saveFname; // try in current dir.. @@ -827,19 +838,21 @@ char *emu_GetSaveFName(int load, int is_sram, int slot) { ext[0] = 0; if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot); - strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds"); + strcat(ext, (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds.gz" : ".mds"); - romfname_ext(saveFname, "mds/", ext); + romfname_ext(saveFname, "mds" PATH_SEP, ext); if (load) { if (try_ropen_file(saveFname)) return saveFname; romfname_ext(saveFname, NULL, ext); if (try_ropen_file(saveFname)) return saveFname; - if (currentConfig.EmuOpt & 8) { + // no gzipped states, search for non-gzipped + if (currentConfig.EmuOpt & EOPT_GZIP_SAVES) + { ext[0] = 0; if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot); strcat(ext, ".mds"); - romfname_ext(saveFname, "mds/", ext); + romfname_ext(saveFname, "mds"PATH_SEP, ext); if (try_ropen_file(saveFname)) return saveFname; romfname_ext(saveFname, NULL, ext); if (try_ropen_file(saveFname)) return saveFname;