//
// Virtual Jaguar Emulator
//
-// Original codebase by Cal2
+// Original codebase by David Raingeard (Cal2)
// GCC/SDL port by Niels Wagenaar (Linux/WIN32) and Caz (BeOS)
// Cleanups/fixes/enhancements by James L. Hammons and Adam Green
//
#ifdef __GCCUNIX__
-#include <unistd.h>
+#include <unistd.h> // Is this necessary anymore?
#endif
-//#include <dirent.h> // POSIX, but should compile with linux & mingw...
#include <time.h>
#include <SDL.h>
#include "jaguar.h"
-//#include "crc32.h"
-//#include "zlib.h"
-//#include "unzip.h"
#include "video.h"
#include "gui.h"
#include "sdlemu_opengl.h"
#include "settings.h" // Pull in "vjs" struct
-// Uncomment this for speed control (?)
-//#define SPEED_CONTROL
+// 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
-// Private function prototypes
+#ifdef USE_BUILT_IN_BIOS
+#include "jagboot.h"
+#include "jagcd.h"
+#endif
-//uint32 JaguarLoadROM(uint8 *, char *);
-//void JaguarLoadCart(uint8 *, char *);
-//int gzfilelength(gzFile gd);
+// Private function prototypes
// External variables
extern uint8 * jaguar_mainRam;
-extern uint8 * jaguar_bootRom;
extern uint8 * jaguar_mainRom;
+extern uint8 * jaguar_bootRom;
+extern uint8 * jaguar_CDBootROM;
-// 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[MAX_PATH];
-
-//These should go into video.cpp...
-//And they will!
-//SDL_Surface * surface, * mainSurface;
-//int16 * backbuffer = NULL;
-//SDL_Joystick * joystick;
-//Uint32 mainSurfaceFlags = SDL_SWSURFACE;
+// Global variables (export capable)
+//should these even be here anymore?
bool finished = false;
bool showGUI = false;
bool showMessage = false;
uint32 showMessageTimeout;
char messageBuffer[200];
+bool BIOSLoaded = false;
+bool CDBIOSLoaded = false;
//
// The main emulator loop (what else?)
uint32 totalFrames;//temp, so we can grab this from elsewhere...
int main(int argc, char * argv[])
{
- 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
-
- printf("Virtual Jaguar GCC/SDL Portable Jaguar Emulator v1.0.7\n");
- printf("Based upon Virtual Jaguar core v1.0.0 by Cal2 of Potato emulation.\n");
+//NOTE: This isn't actually used anywhere... !!! FIX !!!
+ int32 nFrameskip = 0; // Default: Show every frame
+
+ printf("Virtual Jaguar GCC/SDL Portable Jaguar Emulator v1.1.0\n");
+ 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");
nFrameskip = atoi(argv[++i]) + 1;
if (nFrameskip > 10)
nFrameskip = 10;
-#ifdef SPEED_CONTROL
- nFrameskip = 0;
-#endif
}
if (!strcmp(argv[i], "-bios"))
}
}
- memory_init();
- version_init();
+ // Set up SDL library
+ if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER) < 0)
+// | SDL_INIT_CDROM) < 0)
+// | SDL_INIT_CDROM | SDL_INIT_NOPARACHUTE) < 0)
+ {
+ WriteLog("VJ: Could not initialize the SDL library: %s\n", SDL_GetError());
+ return -1;
+ }
+
+ WriteLog("VJ: SDL successfully initialized.\n");
+
+WriteLog("Initializing memory subsystem...\n");
+ InitMemory();
+WriteLog("Initializing version...\n");
+ InitVersion();
version_display(log_get());
+WriteLog("Initializing jaguar subsystem...\n");
jaguar_init();
// Get the BIOS ROM
- if (vjs.useJaguarBIOS)
- JaguarLoadROM(jaguar_bootRom, vjs.jagBootPath);
+#ifdef USE_BUILT_IN_BIOS
+ WriteLog("VJ: Using built in BIOS/CD BIOS...\n");
+ memcpy(jaguar_bootRom, jagBootROM, 0x20000);
+ memcpy(jaguar_CDBootROM, jagCDROM, 0x40000);
+ BIOSLoaded = CDBIOSLoaded = true;
+#else
+// if (vjs.useJaguarBIOS)
+// 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(jaguar_bootRom, vjs.jagBootPath) == 0x20000 ? true : false);
+ WriteLog("VJ: BIOS is %savailable...\n", (BIOSLoaded ? "" : "not "));
+ CDBIOSLoaded = (JaguarLoadROM(jaguar_CDBootROM, vjs.CDBootPath) == 0x40000 ? true : false);
+ WriteLog("VJ: CD BIOS is %savailable...\n", (CDBIOSLoaded ? "" : "not "));
+#endif
SET32(jaguar_mainRam, 0, 0x00200000); // Set top of stack...
+WriteLog("Initializing video subsystem...\n");
InitVideo();
+WriteLog("Initializing GUI subsystem...\n");
InitGUI();
- // Get the cartridge ROM (if passed in)
// Now with crunchy GUI goodness!
-// JaguarLoadCart(jaguar_mainRom, (haveCart ? argv[1] : vjs.ROMPath));
-//Need to find a better way to handle this crap...
- GUIMain();
-
-/* 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; i<nCount-1; i++)
- jaguar_exec(backbuffer, false);
-#endif
- // Set up new backbuffer with new pixels and data
- JaguarExecute(backbuffer, true);
- totalFrames++;
-//WriteLog("Frame #%u...\n", totalFrames);
-//extern bool doDSPDis;
-//if (totalFrames == 373)
-// doDSPDis = true;
-
- // Some QnD GUI stuff here...
- if (showGUI)
- {
- extern uint32 gpu_pc, dsp_pc;
- DrawString(backbuffer, 8, 8, false, "GPU PC: %08X", gpu_pc);
- DrawString(backbuffer, 8, 16, false, "DSP PC: %08X", dsp_pc);
- }
-
- // Simple frameskip
- if (nFrame == nFrameskip)
- {
- RenderBackbuffer();
- nFrame = 0;
- }
- else
- nFrame++;
-
- joystick_exec();
-
-#ifdef SPEED_CONTROL
- }
-#endif
- }*/
+WriteLog("About to start GUI...\n");
+ GUIMain(haveCart ? argv[1] : NULL);
- int elapsedTime = clock() - startTime;
- int fps = (1000 * totalFrames) / elapsedTime;
- WriteLog("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();
- VideoDone(); // Free SDL components last...!
+ VersionDone();
+ MemoryDone();
+ VideoDone();
log_done();
+ // Free SDL components last...!
+// SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER | SDL_INIT_CDROM);
+ SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER);
+ SDL_Quit();
+
return 0;
}