X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fvj.cpp;h=0619b0523d070f2de61b07053a0ca800aaffa9cf;hb=b79146c85ed8f85acc80fe56534f72cd777f0b02;hp=21d8ffbf8a6dbbde130c8bc1d30755caf5b5bd04;hpb=053fb8314018df7866ade5c62c98d90007e47199;p=virtualjaguar diff --git a/src/vj.cpp b/src/vj.cpp index 21d8ffb..0619b05 100644 --- a/src/vj.cpp +++ b/src/vj.cpp @@ -1,127 +1,82 @@ // // Virtual Jaguar Emulator // -// by cal2 +// Original codebase by David Raingeard (Cal2) // GCC/SDL port by Niels Wagenaar (Linux/WIN32) and Caz (BeOS) -// Cleanups/fixes by James L. Hammons +// Cleanups/fixes/enhancements by James L. Hammons and Adam Green // -// Added by SDLEMU (http://sdlemu.ngemu.com) -// Added for GCC UNIX compatibility -#ifdef __GCCUNIX__ -#include -#endif // __GCCUNIX__ - -#include // POSIX, but should compile with linux & mingw... -#include #include +#include +#include "file.h" +//#include "gui.h" #include "jaguar.h" -#include "crc32.h" -#include "unzip.h" -#include "gui.h" +#include "log.h" +#include "memory.h" +#include "sdlemu_opengl.h" +#include "settings.h" // Pull in "vjs" struct +#include "video.h" + +// Uncomment this to use built-in BIOS/CD-ROM BIOS +// You'll need a copy of jagboot.h & jagcd.h for this to work...! +//#define USE_BUILT_IN_BIOS + +// Uncomment this for an official Virtual Jaguar release +//#define VJ_RELEASE_VERSION "1.1.0" +#warning !!! FIX !!! Figure out how to use this in GUI.CPP as well! + +#ifdef USE_BUILT_IN_BIOS +#include "jagboot.h" +#include "jagcd.h" +#endif -// Uncomment this for speed control -//#define SPEED_CONTROL // Private function prototypes -uint32 JaguarLoadROM(uint8 *, char *); -void JaguarLoadCart(uint8 *, char *); - -// External variables - -//These two should be local! -extern bool jaguar_use_bios; -extern bool dsp_enabled; - -extern uint8 * jaguar_mainRam; -extern uint8 * jaguar_bootRom; -extern uint8 * jaguar_mainRom; - -// Various paths - -static char * jaguar_bootRom_path = "./bios/jagboot.rom"; -//static char *jaguar_bootRom_path="c:/jaguarEmu/newload.img"; -//static char *jaguar_bootRom_path="./bios/JagOS.bin"; -char * jaguar_eeproms_path = "./eeproms/"; -char jaguar_boot_dir[1024]; - -SDL_Surface * surface, * mainSurface; -SDL_Joystick * joystick; -Uint32 mainSurfaceFlags = SDL_SWSURFACE; - -bool finished = false; -bool fullscreen = false; -bool hardwareTypeNTSC = true; // Set to false for PAL - -bool useJoystick = false; -bool showGUI = false; - -int16 * backbuffer = NULL; - -// Added/changed by SDLEMU http://sdlemu.ngemu.com - -uint32 totalFrames;//so we can grab this from elsewhere... -int main(int argc, char * argv[]) -{ - -/*DIR * dp = opendir("../../ROMs/"); -if (dp == NULL) - printf("Could not open directory!\n"); -else +// +// The main emulator loop (what else?) +// +//Maybe we should move the video stuff to TOM? Makes more sense to put it there... +//Actually, it would probably be better served in VIDEO.CPP... !!! FIX !!! [DONE] +//uint32 totalFrames;//temp, so we can grab this from elsewhere... +int main_old(int argc, char * argv[]) { - dirent * de; - while ((de = readdir(dp)) != NULL) - { - char * ext = strrchr(de->d_name, '.'); - if (strcmpi(ext, ".zip") == 0 || strcmpi(ext, ".jag") == 0) - printf("--> %s\n", de->d_name); - } - - closedir(dp); -}*/ - - uint32 startTime;//, totalFrames;//, endTime;//, w, h; - uint32 nNormalLast = 0; - int32 nNormalFrac = 0; - int32 nFrameskip = 0; // Default: Show every frame - int32 nFrame = 0; // No. of Frame - int32 nJoyport = 0; // Joystick port +//NOTE: This isn't actually used anywhere... !!! FIX !!! + int32 nFrameskip = 0; // Default: Show every frame - printf("Virtual Jaguar/SDL v1.0.5 (GCC/SDL Port)\n"); - printf("Based upon Virtual Jaguar core v1.0.0 by cal2 of Potato emulation.\n"); - printf("Written by Niels Wagenaar (Linux/WIN32) and Caz (BeOS)\n"); - printf("Portions massaged by James L. Hammons (WIN32)\n"); +#ifdef VJ_RELEASE_VERSION + printf("Virtual Jaguar GCC/SDL Portable Jaguar Emulator v%s\n", VJ_RELEASE_VERSION); +#else + printf("Virtual Jaguar GCC/SDL Portable Jaguar Emulator SVN %s\n", __DATE__); +#endif + printf("Based upon Virtual Jaguar core v1.0.0 by David Raingeard.\n"); + printf("Written by Niels Wagenaar (Linux/WIN32), Carwin Jones (BeOS),\n"); + printf("James L. Hammons (WIN32) and Adam Green (MacOS)\n"); printf("Contact: http://sdlemu.ngemu.com/ | sdlemu@ngemu.com\n"); - // BIOS is now ON by default--use the -nobios switch to turn it off! - jaguar_use_bios = true; - bool haveCart = false; // Assume there is no cartridge...! + bool haveCart = false; // Assume there is no cartridge...! + + LogInit("vj.log"); + LoadVJSettings(); // Get config file settings... - // Checking the switches ;) + // Check the switches... ;-) + // NOTE: Command line switches can override any config file settings, thus the + // proliferation of the noXXX switches. ;-) for(int i=1; i 3) - nJoyport = 3; + vjs.joyport = atoi(argv[++i]) + 1; + if (vjs.joyport > 3) + vjs.joyport = 3; } if (!strcmp(argv[i], "-frameskip")) @@ -129,426 +84,131 @@ else nFrameskip = atoi(argv[++i]) + 1; if (nFrameskip > 10) nFrameskip = 10; -#ifdef SPEED_CONTROL - nFrameskip = 0; -#endif } + if (!strcmp(argv[i], "-bios")) + vjs.useJaguarBIOS = true; + if (!strcmp(argv[i], "-nobios")) - jaguar_use_bios = false; + vjs.useJaguarBIOS = false; + + if (!strcmp(argv[i], "-dsp")) + vjs.DSPEnabled = true; + + if (!strcmp(argv[i], "-nodsp")) + vjs.DSPEnabled = false; + + if (!strcmp(argv[i], "-pipeline")) + vjs.usePipelinedDSP = true; + + if (!strcmp(argv[i], "-nopipeline")) + vjs.usePipelinedDSP = false; + + if (!strcmp(argv[i], "-gl")) + vjs.useOpenGL = true; + + if (!strcmp(argv[i], "-nogl")) + vjs.useOpenGL = false; - if (!strcmp(argv[i], "-dspon")) - dsp_enabled = 1; + if (!strcmp(argv[i], "-fullscreen")) + vjs.fullscreen = true; + + if (!strcmp(argv[i], "-window")) + vjs.fullscreen = false; if (!strcmp(argv[i], "-pal")) - hardwareTypeNTSC = false; + vjs.hardwareTypeNTSC = false; + + if (!strcmp(argv[i], "-ntsc")) + vjs.hardwareTypeNTSC = true; - if (!strcmp(argv[i], "-help") || !strcmp(argv[i], "-?")) + if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-?")) { printf("Usage: \n\n"); printf("vj [romfile] [switches]\n"); - printf(" -? or -help : Display usage and switches \n"); - printf(" -fullscreen : Enable fullscreen mode (windowed default)\n"); - printf(" -frameskip 1-10 : Enable frameskip 1 (default) - 10 \n"); - printf(" -joystick : Enable joystick/gamepad \n"); - printf(" -joyport 0-3 : Select desired joystick port \n"); - printf(" -nobios : Boot cart without using Jaguar BIOS ROM \n"); - printf(" -dspon : Force VJ to use the DSP \n"); - printf(" -pal : Force VJ to PAL mode (default is NTSC) \n"); + printf(" -? or --help : Display usage and switches \n"); + printf(" -frameskip 1-10 : Enable frameskip 1 - 10 (default: none) \n"); + printf(" -joystick : Enable joystick/gamepad \n"); + printf(" -joyport 0-3 : Select desired joystick port \n"); + printf(" -bios : Boot cart using Jaguar BIOS ROM \n"); + printf(" -nobios : Boot cart without using Jaguar BIOS ROM \n"); + printf(" -dsp : Force VJ to use the DSP \n"); + printf(" -nodsp : Force VJ to run without the DSP \n"); + printf(" -pipeline : Use the DSP pipelined core \n"); + printf(" -nopipeline : Use the DSP non-pipelined core \n"); + printf(" -gl : Use OpenGL rendering \n"); + printf(" -nogl : Use old non-OpenGL rendering \n"); + printf(" -fullscreen : Enable fullscreen mode (default: windowed)\n"); + printf(" -window : Enable windowed mode \n"); + printf(" -pal : Force VJ to PAL mode (default: NTSC) \n"); + printf(" -ntsc : Force VJ to NTSC mode \n"); printf("\nInvoking Virtual Jagaur with no ROM file will cause it to boot up\n"); - printf("with the Jaguar BIOS.\n"); + printf("with the VJ GUI.\n"); return 1; } } - getcwd(jaguar_boot_dir, 1024); - log_init("vj.log"); - memory_init(); - version_init(); - version_display(log_get()); - jaguar_init(); - - // Get the BIOS ROM - if (jaguar_use_bios) - JaguarLoadROM(jaguar_bootRom, jaguar_bootRom_path); - - SET32(jaguar_mainRam, 0, 0x00200000); // Set top of stack... - - jaguar_reset(); - - // Set up the backbuffer -// int16 * backbuffer = (int16 *)malloc(845 * 525 * sizeof(int16)); - backbuffer = (int16 *)malloc(845 * 525 * sizeof(int16)); - memset(backbuffer, 0x22, tom_getVideoModeWidth() * tom_getVideoModeHeight() * sizeof(int16)); - // Set up SDL library - if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER | SDL_INIT_NOPARACHUTE) < 0) + if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER) < 0) { - WriteLog("VJ: Could not initialize the SDL library: %s", SDL_GetError()); - exit(1); + WriteLog("VJ: Could not initialize the SDL library: %s\n", SDL_GetError()); + return -1; } - // Let's get proper info about the platform we're running on... - const SDL_VideoInfo * info = SDL_GetVideoInfo(); - - if (!info) - { - WriteLog("VJ: SDL is unable to get the video info: %s\n", SDL_GetError()); - exit(1); - } - - if (info->hw_available) - mainSurfaceFlags = SDL_HWSURFACE | SDL_HWPALETTE | SDL_DOUBLEBUF; - - if (info->blit_hw) - mainSurfaceFlags |= SDL_HWACCEL; - - if (fullscreen) - mainSurfaceFlags |= SDL_FULLSCREEN; - - // Note: mainSurface is *never* used again! - //Not true--had to look at what's what here... It's the primary surface... - mainSurface = SDL_SetVideoMode(tom_getVideoModeWidth(), tom_getVideoModeHeight(), 16, mainSurfaceFlags); - - if (mainSurface == NULL) - { - WriteLog("VJ: SDL is unable to set the video mode: %s\n", SDL_GetError()); - exit(1); - } + WriteLog("VJ: SDL successfully initialized.\n"); - SDL_WM_SetCaption("Virtual Jaguar", "Virtual Jaguar"); +// WriteLog("Initializing memory subsystem...\n"); +// MemoryInit(); +#ifdef VJ_RELEASE_VERSION + WriteLog("Virtual Jaguar %s (Last full build was on %s %s)\n", VJ_RELEASE_VERSION, __DATE__, __TIME__); +#else + WriteLog("Virtual Jaguar SVN %s (Last full build was on %s %s)\n", __DATE__, __DATE__, __TIME__); +#endif + WriteLog("Initializing jaguar subsystem...\n"); + JaguarInit(); - // Create the primary SDL display (16 BPP, 5/5/5 RGB format) - surface = SDL_CreateRGBSurface(SDL_SWSURFACE, tom_getVideoModeWidth(), - tom_getVideoModeHeight(), 16, 0x7C00, 0x03E0, 0x001F, 0); + // Get the BIOS ROM +#ifdef USE_BUILT_IN_BIOS + WriteLog("VJ: Using built in BIOS/CD BIOS...\n"); + memcpy(jaguarBootROM, jagBootROM, 0x20000); + memcpy(jaguarCDBootROM, jagCDROM, 0x40000); + BIOSLoaded = CDBIOSLoaded = true; +#else +// What would be nice here would be a way to check if the BIOS was loaded so that we +// could disable the pushbutton on the Misc Options menu... !!! FIX !!! [DONE here, but needs to be fixed in GUI as well!] +WriteLog("About to attempt to load BIOSes...\n"); + BIOSLoaded = (JaguarLoadROM(jaguarBootROM, vjs.jagBootPath) == 0x20000 ? true : false); + WriteLog("VJ: BIOS is %savailable...\n", (BIOSLoaded ? "" : "not ")); + CDBIOSLoaded = (JaguarLoadROM(jaguarCDBootROM, vjs.CDBootPath) == 0x40000 ? true : false); + WriteLog("VJ: CD BIOS is %savailable...\n", (CDBIOSLoaded ? "" : "not ")); +#endif - if (surface == NULL) - { - WriteLog("VJ: Could not create primary SDL surface: %s\n", SDL_GetError()); - exit(1); - } + SET32(jaguarMainRAM, 0, 0x00200000); // Set top of stack... - // Initialize Joystick support under SDL - if (useJoystick) - { - if (SDL_NumJoysticks() <= 0) - { - useJoystick = false; - printf("VJ: No joystick(s) or joypad(s) detected on your system. Using keyboard...\n"); - } - else - { - if ((joystick = SDL_JoystickOpen(nJoyport)) == 0) - { - useJoystick = false; - printf("VJ: Unable to open a Joystick on port: %d\n", (int)nJoyport); - } - else - printf("VJ: Using: %s\n", SDL_JoystickName(nJoyport)); - } - } +WriteLog("Initializing video subsystem...\n"); + VideoInit(); +WriteLog("Initializing GUI subsystem...\n"); +#warning "!!! FIX !!! (GUIInit())" +// GUIInit(); - // Get the cartridge ROM (if passed in) -// if (haveCart) -// JaguarLoadCart(jaguar_mainRom, argv[1]); // Now with crunchy GUI goodness! - JaguarLoadCart(jaguar_mainRom, (haveCart ? argv[1] : (char *)".")); - -//Do this again??? Hmm... This is not very nice. -//Maybe it's not necessary??? Seems to be, at least for PD ROMs... !!! FIX !!! - jaguar_reset(); - - totalFrames = 0; - startTime = clock(); - nNormalLast = 0; // Last value of timeGetTime() - nNormalFrac = 0; // Extra fraction we did - nNormalLast = SDL_GetTicks(); //timeGetTime(); - - while (!finished) - { -#ifdef SPEED_CONTROL - nTime = SDL_GetTicks() - nNormalLast; // calcule le temps écoulé depuis le dernier affichage - // nTime est en mili-secondes. - // détermine le nombre de trames à passer + 1 - nCount = (nTime * 600 - nNormalFrac) / 10000; - - // si le nombre de trames à passer + 1 est nul ou négatif, - // ne rien faire pendant 2 ms - if (nCount <= 0) - { - //Sleep(2); - //SDL_Delay(1); - } // No need to do anything for a bit - else - { - nNormalFrac += nCount * 10000; // - nNormalLast += nNormalFrac / 600; // add the duration of nNormalFrac frames - nNormalFrac %= 600; // - - // Pas plus de 9 (10-1) trames non affichées - if (nCount > 10) - nCount = 10; - for(int i=0; ipixels, backbuffer, tom_width * tom_height * 2); - - if (SDL_MUSTLOCK(surface)) - SDL_UnlockSurface(surface); - - SDL_Rect srcrect, dstrect; - srcrect.x = srcrect.y = 0, srcrect.w = surface->w, srcrect.h = surface->h; - dstrect.x = dstrect.y = 0, dstrect.w = surface->w, dstrect.h = surface->h; - SDL_BlitSurface(surface, &srcrect, mainSurface, &dstrect); - SDL_Flip(mainSurface); - nFrame = 0; - } - else - nFrame++; - - joystick_exec(); - -#ifdef SPEED_CONTROL - } -#endif - } +WriteLog("About to start GUI...\n"); +#warning "!!! FIX !!! (GUIMain(...))" +// GUIMain(haveCart ? argv[1] : NULL); - int elapsedTime = clock() - startTime; - int fps = (1000 * totalFrames) / elapsedTime; - fprintf(log_get(), "VJ: Ran at an average of %i FPS.\n", fps); +//This is no longer accurate...! +// int elapsedTime = clock() - startTime; +// int fps = (1000 * totalFrames) / elapsedTime; +// WriteLog("VJ: Ran at an average of %i FPS.\n", fps); - jaguar_done(); - version_done(); - memory_done(); - log_done(); + JaguarDone(); + VideoDone(); +// MemoryDone(); + LogDone(); - SDL_JoystickClose(joystick); - SDL_FreeSurface(surface); + // Free SDL components last...! SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER); SDL_Quit(); - return 0; -} - -// -// Very very crude GUI file selector -// -uint32 DoROMFind(uint8 * mem, char * path) -{ - char cartName[2048]; // Really, should be MAX_PATH or something like it - uint32 numFiles = 0; - DIR * dp = opendir(path); - - if (dp == NULL) - { - WriteLog("VJ: Could not open directory \"%s\"!\nAborting!\n", path); - log_done(); - exit(0); - } - else - { - dirent * de; - while ((de = readdir(dp)) != NULL) - { - char * ext = strrchr(de->d_name, '.'); - if (ext != NULL) - if (strcmpi(ext, ".zip") == 0 || strcmpi(ext, ".jag") == 0) - numFiles++; - } - closedir(dp); - } - - if (numFiles == 0) - { - WriteLog("Found no ROM files!\nAborting!\n"); - log_done(); - exit(0); - } - - char * names = (char *)malloc(numFiles * 2048); - if (names == NULL) - { - WriteLog("Could not allocate memory for %u files!\nAborting!\n", numFiles); - log_done(); - exit(0); - } - - int i = 0; - dp = opendir(path); - dirent * de; - while ((de = readdir(dp)) != NULL) - { - char * ext = strrchr(de->d_name, '.'); - if (ext != NULL) - if (strcmpi(ext, ".zip") == 0 || strcmpi(ext, ".jag") == 0) - strcpy(&names[i++ * 2048], de->d_name); - } - closedir(dp); - - // Main GUI selection loop - - uint32 cursor = 0; - - if (numFiles > 1) // Only go GUI if more than one possibility! - { - bool done = false; - uint32 limit = (numFiles > 24 ? 24 : numFiles); - SDL_Event event; - while (!done) - - while (SDL_PollEvent(&event)) - { - // Draw the GUI... - memset(backbuffer, 0x11, tom_getVideoModeWidth() * tom_getVideoModeHeight() * 2); - uint32 startFile = (cursor >= limit ? cursor - limit + 1 : 0); - for(uint32 i=0; ipixels, backbuffer, tom_width * tom_height * 2); - memcpy(surface->pixels, backbuffer, tom_getVideoModeWidth() * tom_getVideoModeHeight() * 2); - - if (SDL_MUSTLOCK(surface)) - SDL_UnlockSurface(surface); - - SDL_Rect srcrect, dstrect; - srcrect.x = srcrect.y = 0, srcrect.w = surface->w, srcrect.h = surface->h; - dstrect.x = dstrect.y = 0, dstrect.w = surface->w, dstrect.h = surface->h; - SDL_BlitSurface(surface, &srcrect, mainSurface, &dstrect); - SDL_Flip(mainSurface); - - - if (event.type == SDL_KEYDOWN) - { - switch (event.key.keysym.sym) - { - case SDLK_UP: - if (cursor != 0) - cursor--; - break; - case SDLK_DOWN: - if (cursor != numFiles - 1) - cursor++; - break; - case SDLK_RETURN: - done = true; - break; - } - } - } - } - - strcpy(cartName, path); - if (path[strlen(path) - 1] != '/') - strcat(cartName, "/"); - strcat(cartName, &names[cursor * 2048]); - free(names); - - uint32 romSize = JaguarLoadROM(mem, cartName); - if (romSize == 0) - { - log_done(); - exit(0); - } - return romSize; -} - -// -// Generic ROM loading -// -uint32 JaguarLoadROM(uint8 * rom, char * path) -{ - uint32 romSize = 0; - - char * ext = strrchr(path, '.'); - if (ext != NULL) - { - WriteLog("VJ: Loading %s...", path); - - if (strcmpi(ext, ".zip") == 0) - { - // Handle ZIP file loading here... - WriteLog("(ZIPped)..."); - - if (load_zipped_file(0, 0, path, NULL, &rom, &romSize) == -1) - { - WriteLog("Failed!\n"); -// log_done(); -// exit(0); - return 0; - } - } - else - { - FILE * fp = fopen(path, "rb"); - - if (fp == NULL) - { - WriteLog("Failed!\n"); -// log_done(); -// exit(0); - return 0; - } - - fseek(fp, 0, SEEK_END); - romSize = ftell(fp); - fseek(fp, 0, SEEK_SET); - fread(rom, 1, romSize, fp); - fclose(fp); - } - - WriteLog("OK (%i bytes)\n", romSize); - } - - return romSize; -} - -// -// Jaguar cartridge ROM loading -// -void JaguarLoadCart(uint8 * mem, char * path) -{ - uint32 romSize = JaguarLoadROM(mem, path); - - if (romSize == 0) - { - WriteLog("VJ: Trying GUI...\n"); - romSize = DoROMFind(mem, path); - } - - jaguar_mainRom_crc32 = crc32_calcCheckSum(jaguar_mainRom, romSize); - WriteLog( "CRC: %08X\n", (unsigned int)jaguar_mainRom_crc32); - eeprom_init(); + return 0; }