X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=platform%2Fgp2x%2Femu.c;h=cdb69b75461a36d7c2f231e4dea47971234c508e;hb=860c6322c346c8e2ec2a4626e79f26d8b0d23777;hp=24496fd458f08b59d8957b587d9186b5798dfe9c;hpb=fa1e5e2948e9b06dec3353081081173f7ae4d742;p=picodrive.git diff --git a/platform/gp2x/emu.c b/platform/gp2x/emu.c index 24496fd..cdb69b7 100644 --- a/platform/gp2x/emu.c +++ b/platform/gp2x/emu.c @@ -6,6 +6,8 @@ #include #include #include +#include +#include #include #include #include @@ -394,22 +396,36 @@ void emu_Init(void) printf("framebuff == 0\n"); } + // make dirs for saves, cfgs, etc. + mkdir("mds", 0777); + mkdir("srm", 0777); + mkdir("brm", 0777); + mkdir("cfg", 0777); + PicoInit(); // logf = fopen("log.txt", "w"); } -static void romfname_ext(char *dst, char *ext) +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++; - strncpy(dst, p, 511); + *dst = 0; + if (prefix) { + strcpy(dst, prefix); + prefix_len = strlen(prefix); + } + strncpy(dst + prefix_len, p, 511-prefix_len); dst[511-8] = 0; - if(dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0; - strcat(dst, ext); + if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0; + if (ext) strcat(dst, ext); + + printf("romfname_ext: %s\n", dst); } @@ -479,7 +495,10 @@ int emu_ReadConfig(int game) strncpy(cfg, PicoConfigFile, 511); cfg[511] = 0; } else { - romfname_ext(cfg, ".pbcfg"); + romfname_ext(cfg, "cfg/", ".pbcfg"); + f = fopen(cfg, "rb"); + if (!f) romfname_ext(cfg, NULL, ".pbcfg"); + else fclose(f); } printf("emu_ReadConfig: %s ", cfg); @@ -522,7 +541,7 @@ int emu_WriteConfig(int game) strncpy(cfg, PicoConfigFile, 511); cfg[511] = 0; } else { - romfname_ext(cfg, ".pbcfg"); + romfname_ext(cfg, "cfg", ".pbcfg"); } printf("emu_WriteConfig: %s ", cfg); @@ -745,25 +764,6 @@ static void vidResetMode(void) } -static int check_save_file(void) -{ - char saveFname[512]; - char ext[16]; - FILE *f; - - ext[0] = 0; - if(state_slot > 0 && state_slot < 10) sprintf(ext, ".%i", state_slot); - strcat(ext, ".mds"); - if(currentConfig.EmuOpt & 8) strcat(ext, ".gz"); - - romfname_ext(saveFname, ext); - if ((f = fopen(saveFname, "rb"))) { - fclose(f); - return 1; - } - return 0; -} - static void emu_state_cb(const char *str) { clearArea(0); @@ -774,7 +774,7 @@ static void RunEvents(unsigned int which) { if(which & 0x1800) { // save or load (but not both) int do_it = 1; - if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && check_save_file()) { + if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && emu_check_save_file(state_slot)) { unsigned long keys; blit("", "OVERWRITE SAVE? (Y=yes, X=no)"); while( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) ) @@ -817,7 +817,7 @@ static void RunEvents(unsigned int which) state_slot += 1; if(state_slot > 9) state_slot = 0; } - sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, check_save_file() ? "USED" : "FREE"); + sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_check_save_file(state_slot) ? "USED" : "FREE"); gettimeofday(¬iceMsgTime, 0); } if(which & 0x0080) { @@ -964,6 +964,24 @@ static void SkipFrame(int do_sound) } +void emu_forced_frame(void) +{ + int po_old = PicoOpt; + + PicoOpt |= 0x10; + PicoFrameFull(); + PicoOpt = po_old; + + if (!(Pico.video.reg[12]&1)) { + vidCpyM2 = vidCpyM2_40col; + clearArea(1); + } else vidCpyM2 = vidCpyM2_32col; + + vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8); + vidConvCpyRGB32(localPal, Pico.cram, 0x40); + gp2x_video_setpalette(localPal, 0x40); +} + static void simpleWait(int thissec, int lim_time) { struct timeval tval; @@ -1239,17 +1257,11 @@ if (Pico.m.frame_count == 31563) { } // if in 16bit mode, generate 8it image for menu background - if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80)) { - PicoOpt |= 0x10; - PicoFrameFull(); - vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8); - vidConvCpyRGB32(localPal, Pico.cram, 0x40); - gp2x_video_setpalette(localPal, 0x40); - PicoOpt &= ~0x10; - } + if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80)) + emu_forced_frame(); // for menu bg - gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2); + gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2); } @@ -1271,18 +1283,95 @@ size_t gzWrite2(void *p, size_t _size, size_t _n, void *file) return gzwrite(file, p, _n); } +static int try_ropen_file(const char *fname) +{ + FILE *f; + + f = fopen(fname, "rb"); + if (f) { + fclose(f); + return 1; + } + return 0; +} + +char *emu_GetSaveFName(int load, int is_sram, int slot) +{ + static char saveFname[512]; + char ext[16]; + + if (is_sram) + { + romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm"); + if (load) { + if (try_ropen_file(saveFname)) return saveFname; + // try in current dir.. + romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm"); + if (try_ropen_file(saveFname)) return saveFname; + return NULL; // give up + } + } + else + { + ext[0] = 0; + if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot); + strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds"); + + romfname_ext(saveFname, "mds/", 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) { + ext[0] = 0; + if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot); + strcat(ext, ".mds"); + + romfname_ext(saveFname, "mds/", ext); + if (try_ropen_file(saveFname)) return saveFname; + romfname_ext(saveFname, NULL, ext); + if (try_ropen_file(saveFname)) return saveFname; + } + return NULL; + } + } + + return saveFname; +} + +int emu_check_save_file(int slot) +{ + return emu_GetSaveFName(1, 0, slot) ? 1 : 0; +} + +void emu_set_save_cbs(int gz) +{ + if (gz) { + areaRead = gzRead2; + areaWrite = gzWrite2; + areaEof = (areaeof *) gzeof; + areaSeek = (areaseek *) gzseek; + areaClose = (areaclose *) gzclose; + } else { + areaRead = (arearw *) fread; + areaWrite = (arearw *) fwrite; + areaEof = (areaeof *) feof; + areaSeek = (areaseek *) fseek; + areaClose = (areaclose *) fclose; + } +} int emu_SaveLoadGame(int load, int sram) { int ret = 0; - char saveFname[512]; + char *saveFname; // make save filename - romfname_ext(saveFname, ""); - if(sram) strcat(saveFname, (PicoMCD&1) ? ".brm" : ".srm"); - else { - if(state_slot > 0 && state_slot < 10) sprintf(saveFname, "%s.%i", saveFname, state_slot); - strcat(saveFname, ".mds"); + saveFname = emu_GetSaveFName(load, sram, state_slot); + if (saveFname == NULL) { + strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED "); + gettimeofday(¬iceMsgTime, 0); + return -1; } printf("saveLoad (%i, %i): %s\n", load, sram, saveFname); @@ -1325,31 +1414,21 @@ int emu_SaveLoadGame(int load, int sram) else { void *PmovFile = NULL; - // try gzip first - if(currentConfig.EmuOpt & 8) { - strcat(saveFname, ".gz"); + if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0) { if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) { - areaRead = gzRead2; - areaWrite = gzWrite2; - areaEof = (areaeof *) gzeof; - areaSeek = (areaseek *) gzseek; + emu_set_save_cbs(1); if(!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY); - } else - saveFname[strlen(saveFname)-3] = 0; + } } - if(!PmovFile) { // gzip failed or was disabled + else + { if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) { - areaRead = (arearw *) fread; - areaWrite = (arearw *) fwrite; - areaEof = (areaeof *) feof; - areaSeek = (areaseek *) fseek; + emu_set_save_cbs(0); } } if(PmovFile) { ret = PmovState(load ? 6 : 5, PmovFile); - if(areaRead == gzRead2) - gzclose(PmovFile); - else fclose ((FILE *) PmovFile); + areaClose(PmovFile); PmovFile = 0; if (!load) sync(); else Pico.m.dirtyPal=1;