frontend: add fast forward support
[pcsx_rearmed.git] / frontend / main.c
index aaf1bb0..53e3674 100644 (file)
 #include "menu.h"
 #include "plat.h"
 #include "../libpcsxcore/misc.h"
+#include "../libpcsxcore/cheat.h"
 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
 #include "../plugins/cdrcimg/cdrcimg.h"
-#include "common/plat.h"
-#include "common/readpng.h"
-#include "common/input.h"
-#include "linux/in_evdev.h"
+#include "revision.h"
+
+#ifndef NO_FRONTEND
+#include "libpicofe/input.h"
+#include "libpicofe/plat.h"
+#include "libpicofe/readpng.h"
+#endif
 
 // don't include debug.h - it breaks ARM build (R1 redefined)
 void StartDebugger();
 void StopDebugger();
 
+// sound plugin
+extern int iUseReverb;
+extern int iUseInterpolation;
+extern int iXAPitch;
+extern int iVolume;
+
 int ready_to_go;
 unsigned long gpuDisp;
 char cfgfile_basename[MAXPATHLEN];
@@ -41,6 +51,8 @@ enum sched_action emu_action, emu_action_old;
 char hud_msg[64];
 int hud_new_msg;
 
+static void toggle_fast_forward(int force_off);
+
 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
 {
        if (fname)
@@ -122,14 +134,45 @@ static void set_default_paths(void)
        strcpy(Config.Pad1, "builtin_pad");
        strcpy(Config.Pad2, "builtin_pad");
        strcpy(Config.Net, "Disabled");
-#if defined(__arm__) && !defined(__ARM_ARCH_7A__) /* XXX */
-       strcpy(Config.Gpu, "gpuPCSX4ALL.so");
-#endif
-       Config.PsxAuto = 1;
 
        snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 }
 
+void emu_set_default_config(void)
+{
+       // try to set sane config on which most games work
+       Config.Xa = Config.Cdda = Config.Sio =
+       Config.SpuIrq = Config.RCntFix = Config.VSyncWA = 0;
+       Config.CdrReschedule = 0;
+       Config.PsxAuto = 1;
+
+       pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
+       pl_rearmed_cbs.gpu_neon.enhancement_enable =
+       pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
+       pl_rearmed_cbs.gpu_peops.iUseDither = 0;
+       pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
+       pl_rearmed_cbs.gpu_unai.abe_hack =
+       pl_rearmed_cbs.gpu_unai.no_light =
+       pl_rearmed_cbs.gpu_unai.no_blend = 0;
+       memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
+       pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
+       pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
+
+       iUseReverb = 2;
+       iUseInterpolation = 1;
+       iXAPitch = 0;
+       iVolume = 768;
+#ifndef __ARM_ARCH_7A__ /* XXX */
+       iUseReverb = 0;
+       iUseInterpolation = 0;
+#endif
+       new_dynarec_hacks = 0;
+       cycle_multiplier = 200;
+
+       in_type1 = PSE_PAD_TYPE_STANDARD;
+       in_type2 = PSE_PAD_TYPE_STANDARD;
+}
+
 static void check_memcards(void)
 {
        char buf[MAXPATHLEN];
@@ -151,15 +194,11 @@ static void check_memcards(void)
 
 void do_emu_action(void)
 {
-       char buf[MAXPATHLEN];
        int ret;
 
        emu_action_old = emu_action;
 
        switch (emu_action) {
-       case SACTION_ENTER_MENU:
-               menu_loop();
-               return;
        case SACTION_LOAD_STATE:
                ret = emu_load_state(state_slot);
                snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
@@ -168,6 +207,11 @@ void do_emu_action(void)
                ret = emu_save_state(state_slot);
                snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
                break;
+#ifndef NO_FRONTEND
+       case SACTION_ENTER_MENU:
+               toggle_fast_forward(1);
+               menu_loop();
+               return;
        case SACTION_NEXT_SSLOT:
                state_slot++;
                if (state_slot > 9)
@@ -177,7 +221,12 @@ void do_emu_action(void)
                state_slot--;
                if (state_slot < 0)
                        state_slot = 9;
-               goto do_state_slot;
+do_state_slot:
+               snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
+                       emu_check_state(state_slot) == 0 ? "USED" : "FREE");
+               hud_new_msg = 3;
+               printf("* %s\n", hud_msg);
+               break;
        case SACTION_TOGGLE_FSKIP:
                pl_rearmed_cbs.fskip_advice = 0;
                pl_rearmed_cbs.frameskip++;
@@ -188,8 +237,21 @@ void do_emu_action(void)
                        pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
                plugin_call_rearmed_cbs();
                break;
+       case SACTION_SWITCH_DISPMODE:
+               pl_switch_dispmode();
+               plugin_call_rearmed_cbs();
+               if (GPU_open != NULL && GPU_close != NULL) {
+                       GPU_close();
+                       GPU_open(&gpuDisp, "PCSX", NULL);
+               }
+               break;
+       case SACTION_FAST_FORWARD:
+               toggle_fast_forward(0);
+               plugin_call_rearmed_cbs();
+               break;
        case SACTION_SCREENSHOT:
                {
+                       char buf[MAXPATHLEN];
                        void *scrbuf;
                        int w, h, bpp;
                        time_t t = time(NULL);
@@ -207,20 +269,145 @@ void do_emu_action(void)
                                snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
                        break;
                }
+       case SACTION_VOLUME_UP:
+       case SACTION_VOLUME_DOWN:
+               plat_target_step_volume(emu_action == SACTION_VOLUME_UP);
+               return;
+       case SACTION_MINIMIZE:
+               if (GPU_close != NULL)
+                       GPU_close();
+
+               plat_minimize();
+
+               if (GPU_open != NULL) {
+                       ret = GPU_open(&gpuDisp, "PCSX", NULL);
+                       if (ret)
+                               fprintf(stderr, "GPU_open returned %d\n", ret);
+               }
+               return;
+#endif
        default:
                return;
        }
-       hud_new_msg = 3;
-       return;
 
-do_state_slot:
-       snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
-               emu_check_state(state_slot) == 0 ? "USED" : "FREE");
        hud_new_msg = 3;
-       printf("* %s\n", hud_msg);
 }
 
-int main(int argc, char *argv[])
+static int cdidcmp(const char *id1, const char *id2)
+{
+       while (*id1 != 0 && *id2 != 0) {
+               if (*id1 == '_') { id1++; continue; }
+               if (*id2 == '_') { id2++; continue; }
+               if (*id1 != *id2)
+                       break;
+               id1++;
+               id2++;
+       }
+
+       return *id1 - *id2;
+}
+
+static void parse_cwcheat(void)
+{
+       char line[256], buf[64], name[64], *p;
+       int newcheat = 1;
+       u32 a, v;
+       FILE *f;
+
+       f = fopen("cheatpops.db", "r");
+       if (f == NULL)
+               return;
+
+       /* find the game */
+       while (fgets(line, sizeof(line), f)) {
+               if (sscanf(line, "_S %63s", buf) != 1)
+                       continue;
+               if (cdidcmp(buf, CdromId) == 0)
+                       break;
+       }
+
+       if (feof(f))
+               goto out;
+
+       printf("cwcheat section found for %s\n", CdromId);
+       while (fgets(line, sizeof(line), f))
+       {
+               p = line + strlen(line);
+               for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
+                       *p = 0;
+               if (*p == 0 || *p == '#' || *p == ';')
+                       continue;
+
+               if (strncmp(line, "_S", 2) == 0)
+                       break;
+               if (strncmp(line, "_G", 2) == 0) {
+                       printf("  cwcheat game name: '%s'\n", line + 3);
+                       continue;
+               }
+               if (strncmp(line, "_C0", 3) == 0) {
+                       if (!newcheat && Cheats[NumCheats - 1].n == 0) {
+                               printf("cheat '%s' failed to parse\n", name);
+                               free(Cheats[NumCheats - 1].Descr);
+                               NumCheats--;
+                       }
+                       snprintf(name, sizeof(name), "%s", line + 4);
+                       newcheat = 1;
+                       continue;
+               }
+               if (sscanf(line, "_L %x %x", &a, &v) != 2) {
+                       printf("line failed to parse: '%s'\n", line);
+                       continue;
+               }
+
+               if (newcheat) {
+                       if (NumCheats >= NumCheatsAllocated) {
+                               NumCheatsAllocated += 16;
+                               Cheats = realloc(Cheats, sizeof(Cheat) *
+                                               NumCheatsAllocated);
+                               if (Cheats == NULL)
+                                       break;
+                       }
+                       Cheats[NumCheats].Descr = strdup(name);
+                       Cheats[NumCheats].Enabled = 0;
+                       Cheats[NumCheats].WasEnabled = 0;
+                       Cheats[NumCheats].First = NumCodes;
+                       Cheats[NumCheats].n = 0;
+                       NumCheats++;
+                       newcheat = 0;
+               }
+
+               if (NumCodes >= NumCodesAllocated) {
+                       NumCodesAllocated += 16;
+                       CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
+                               NumCodesAllocated);
+                       if (CheatCodes == NULL)
+                               break;
+               }
+               CheatCodes[NumCodes].Addr = a;
+               CheatCodes[NumCodes].Val = v;
+               NumCodes++;
+               Cheats[NumCheats - 1].n++;
+       }
+
+out:
+       fclose(f);
+}
+
+void emu_on_new_cd(void)
+{
+       ClearAllCheats();
+       parse_cwcheat();
+
+       if (Config.HLE) {
+               printf("note: running with HLE BIOS, expect compatibility problems\n");
+               printf("----------------------------------------------------------\n");
+       }
+
+       snprintf(hud_msg, sizeof(hud_msg), "Booting up...");
+       hud_new_msg = 2;
+}
+
+int emu_core_preinit(void)
 {
        // what is the name of the config file?
        // it may be redefined by -cfg on the command line
@@ -231,15 +418,35 @@ int main(int argc, char *argv[])
 
        memset(&Config, 0, sizeof(Config));
 
-       CheckSubDir();
        set_default_paths();
-       check_memcards();
+       emu_set_default_config();
        strcpy(Config.Bios, "HLE");
 
-#ifdef MAEMO
-       extern int maemo_main(int argc, char **argv);
-       return maemo_main(argc, argv);
-#else
+       return 0;
+}
+
+int emu_core_init(void)
+{
+       CheckSubDir();
+       check_memcards();
+
+       if (EmuInit() == -1) {
+               printf("PSX emulator couldn't be initialized.\n");
+               return -1;
+       }
+
+       LoadMcds(Config.Mcd1, Config.Mcd2);
+
+       if (Config.Debug) {
+               StartDebugger();
+       }
+
+       return 0;
+}
+
+#ifndef NO_FRONTEND
+int main(int argc, char *argv[])
+{
        char file[MAXPATHLEN] = "";
        char path[MAXPATHLEN];
        const char *cdfile = NULL;
@@ -248,6 +455,8 @@ int main(int argc, char *argv[])
        int loadst = 0;
        int i;
 
+       emu_core_preinit();
+
        // read command line options
        for (i = 1; i < argc; i++) {
                     if (!strcmp(argv[i], "-psxout")) psxout = 1;
@@ -281,17 +490,16 @@ int main(int argc, char *argv[])
                else if (!strcmp(argv[i], "-h") ||
                         !strcmp(argv[i], "-help") ||
                         !strcmp(argv[i], "--help")) {
-                        printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
+                        printf("PCSX-ReARMed " REV "\n");
                         printf("%s\n", _(
                                                        " pcsx [options] [file]\n"
                                                        "\toptions:\n"
                                                        "\t-cdfile FILE\tRuns a CD image file\n"
-                                                       "\t-nogui\t\tDon't open the GTK GUI\n"
                                                        "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
                                                        "\t-psxout\t\tEnable PSX output\n"
                                                        "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
                                                        "\t-h -help\tDisplay this message\n"
-                                                       "\tfile\t\tLoads file\n"));
+                                                       "\tfile\t\tLoads a PSX EXE file\n"));
                         return 0;
                } else {
                        strncpy(file, argv[i], MAXPATHLEN);
@@ -310,17 +518,15 @@ int main(int argc, char *argv[])
        if (cdfile)
                set_cd_image(cdfile);
 
-       if (SysInit() == -1)
-               return 1;
-
        // frontend stuff
+       // init input but leave probing to platform code,
+       // they add input drivers and may need to modify them after probe
        in_init();
-       in_evdev_init();
-       //in_probe();
+       pl_init();
        plat_init();
        menu_init(); // loads config
-       pl_init();
-       plat_rescan_inputs();
+
+       emu_core_init();
 
        if (psxout)
                Config.PsxOut = 1;
@@ -354,6 +560,7 @@ int main(int argc, char *argv[])
                                printf(_("Could not load CD-ROM!\n"));
                                return -1;
                        }
+                       emu_on_new_cd();
                        ready_to_go = 1;
                }
        }
@@ -387,32 +594,47 @@ int main(int argc, char *argv[])
        }
 
        return 0;
-#endif
 }
 
-int SysInit() {
-       if (EmuInit() == -1) {
-               printf("PSX emulator couldn't be initialized.\n");
-               return -1;
-       }
+static void toggle_fast_forward(int force_off)
+{
+       static int fast_forward;
+       static int normal_g_opts;
+       static int normal_frameskip;
+       static int normal_enhancement_enable;
 
-       LoadMcds(Config.Mcd1, Config.Mcd2);
+       if (force_off && !fast_forward)
+               return;
 
-       if (Config.Debug) {
-               StartDebugger();
+       fast_forward = !fast_forward;
+       if (fast_forward) {
+               normal_g_opts = g_opts;
+               normal_frameskip = pl_rearmed_cbs.frameskip;
+               normal_enhancement_enable =
+                       pl_rearmed_cbs.gpu_neon.enhancement_enable;
+
+               g_opts |= OPT_NO_FRAMELIM;
+               pl_rearmed_cbs.frameskip = 3;
+               pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
+       } else {
+               g_opts = normal_g_opts;
+               pl_rearmed_cbs.frameskip = normal_frameskip;
+               pl_rearmed_cbs.gpu_neon.enhancement_enable =
+                       normal_enhancement_enable;
+
+               pl_timing_prepare(Config.PsxType);
        }
 
-       return 0;
+       if (!force_off)
+               snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
+                       fast_forward ? "ON" : "OFF");
 }
+#endif
 
 void SysRunGui() {
         printf("SysRunGui\n");
 }
 
-void StartGui() {
-        printf("StartGui\n");
-}
-
 static void dummy_lace()
 {
 }
@@ -424,6 +646,9 @@ void SysReset() {
        void *real_lace = GPU_updateLace;
        GPU_updateLace = dummy_lace;
 
+       // reset can run code, timing must be set
+       pl_timing_prepare(Config.PsxType);
+
        EmuReset();
 
        // hmh core forgets this
@@ -446,12 +671,12 @@ void SysUpdate() {
 
 void OnFile_Exit() {
        printf("OnFile_Exit\n");
-#ifndef MAEMO
-       menu_finish();
-#endif
        SysClose();
+#ifndef NO_FRONTEND
+       menu_finish();
        plat_finish();
        exit(0);
+#endif
 }
 
 int get_state_filename(char *buf, int size, int i) {
@@ -481,6 +706,9 @@ int emu_save_state(int slot)
                return ret;
 
        ret = SaveState(fname);
+#ifndef __ARM_ARCH_7A__ /* XXX */
+       sync();
+#endif
        printf("* %s \"%s\" [%d]\n", ret == 0 ? "saved" : "failed to save", fname, slot);
        return ret;
 }
@@ -562,7 +790,7 @@ static int _OpenPlugins(void) {
 
                MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 
-               strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
+               strcpy(info.EmuName, "PCSX");
                strncpy(info.CdromID, CdromId, 9);
                strncpy(info.CdromLabel, CdromLabel, 9);
                info.psxMem = psxM;
@@ -673,13 +901,6 @@ void *SysLoadLibrary(const char *lib) {
                                return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
        }
 
-#if defined(__x86_64__) || defined(__i386__)
-       // convenience hack
-       char name[MAXPATHLEN];
-       snprintf(name, sizeof(name), "%s.x86", lib);
-       lib = name;
-#endif
-
        ret = dlopen(lib, RTLD_NOW);
        if (ret == NULL)
                fprintf(stderr, "dlopen: %s\n", dlerror());