]> Shamusworld >> Repos - virtualjaguar/blobdiff - src/vj.cpp
Extensive changes to remove gcc 4.x warnings, general code cleanup
[virtualjaguar] / src / vj.cpp
index 2c4ff4336cbae096384df777a93055687bdac4f6..2e2480e5cb756222872c9a6c5e7861b4f1da7cbd 100644 (file)
@@ -7,56 +7,49 @@
 //
 
 #ifdef __GCCUNIX__
-#include <unistd.h>
+//#include <unistd.h>                                                                  // Is this necessary anymore?
+//Looks like the answer is no...
 #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
+#include "log.h"
+#include "version.h"
+#include "memory.h"
 
-// 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? prolly not...
 
 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?)
@@ -66,13 +59,10 @@ char messageBuffer[200];
 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
+//NOTE: This isn't actually used anywhere... !!! FIX !!!
+       int32 nFrameskip = 0;                                                   // Default: Show every frame
 
-       printf("Virtual Jaguar GCC/SDL Portable Jaguar Emulator v1.0.7\n");
+       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");
@@ -108,9 +98,6 @@ int main(int argc, char * argv[])
                        nFrameskip = atoi(argv[++i]) + 1;
                        if (nFrameskip > 10)
                                nFrameskip = 10;
-#ifdef SPEED_CONTROL
-                       nFrameskip = 0;
-#endif
                }
 
                if (!strcmp(argv[i], "-bios"))
@@ -149,11 +136,11 @@ int main(int argc, char * argv[])
                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("  -? 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");
@@ -175,104 +162,65 @@ int main(int argc, char * argv[])
                }
     }
 
-       memory_init();
-       version_init();
+       // Set up SDL library
+       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\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
+#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 !!!
-               JaguarLoadROM(jaguar_bootRom, vjs.jagBootPath);
+// 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_Quit();
+
     return 0;
 }