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flycast/core/nullDC.cpp

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// nullDC.cpp : Makes magic cookies
//
#include <atomic>
#include <future>
#include <thread>
#include "types.h"
#include "emulator.h"
#include "oslib/oslib.h"
#include "oslib/audiostream.h"
#include "hw/mem/_vmem.h"
#include "stdclass.h"
#include "cfg/cfg.h"
#include "cfg/option.h"
#include "hw/maple/maple_cfg.h"
#include "hw/sh4/sh4_mem.h"
#include "hw/holly/sb_mem.h"
#include "hw/naomi/naomi_cart.h"
#include "reios/reios.h"
#include "hw/sh4/sh4_sched.h"
#include "hw/sh4/sh4_if.h"
#include "hw/pvr/spg.h"
#include "hw/aica/aica_if.h"
#include "hw/aica/dsp.h"
#include "hw/arm7/arm7_rec.h"
#include "imgread/common.h"
#include "rend/gui.h"
#include "profiler/profiler.h"
#include "input/gamepad_device.h"
#include "hw/sh4/dyna/blockmanager.h"
#include "log/LogManager.h"
#include "cheats.h"
#include "rend/CustomTexture.h"
#include "hw/maple/maple_devs.h"
#include "network/naomi_network.h"
#include "rend/mainui.h"
#include "archive/rzip.h"
extern bool fast_forward_mode;
settings_t settings;
cThread emu_thread(&dc_run, NULL);
static std::future<void> loading_done;
std::atomic<bool> loading_canceled;
static bool init_done;
static s32 plugins_Init()
{
if (s32 rv = libPvr_Init())
return rv;
#ifndef TARGET_DISPFRAME
if (s32 rv = libGDR_Init())
return rv;
#endif
if (s32 rv = libAICA_Init())
return rv;
if (s32 rv = libARM_Init())
return rv;
return 0;
}
static void plugins_Term()
{
//term all plugins
libARM_Term();
libAICA_Term();
libGDR_Term();
libPvr_Term();
}
static void plugins_Reset(bool hard)
{
libPvr_Reset(hard);
libGDR_Reset(hard);
libAICA_Reset(hard);
libARM_Reset(hard);
//libExtDevice_Reset(Manual);
}
static void LoadSpecialSettings()
{
if (settings.platform.system == DC_PLATFORM_DREAMCAST)
{
std::string prod_id(ip_meta.product_number, sizeof(ip_meta.product_number));
prod_id = trim_trailing_ws(prod_id);
NOTICE_LOG(BOOT, "Game ID is [%s]", prod_id.c_str());
if (ip_meta.isWindowsCE() || config::ForceWindowsCE
|| prod_id == "T26702N") // PBA Tour Bowling 2001
{
INFO_LOG(BOOT, "Enabling Full MMU and Extra depth scaling for Windows CE game");
config::ExtraDepthScale.override(0.1); // taxi 2 needs 0.01 for FMV (amd, per-tri)
config::FullMMU.override(true);
if (!config::ForceWindowsCE)
config::ForceWindowsCE.override(true);
}
// Tony Hawk's Pro Skater 2
if (prod_id == "T13008D" || prod_id == "T13006N"
// Tony Hawk's Pro Skater 1
|| prod_id == "T40205N"
// Tony Hawk's Skateboarding
|| prod_id == "T40204D"
// Skies of Arcadia
|| prod_id == "MK-51052"
// Eternal Arcadia (JP)
|| prod_id == "HDR-0076"
// Flag to Flag (US)
|| prod_id == "MK-51007"
// Super Speed Racing (JP)
|| prod_id == "HDR-0013"
// Yu Suzuki Game Works Vol. 1
|| prod_id == "6108099"
// L.O.L
|| prod_id == "T2106M"
// Miss Moonlight
|| prod_id == "T18702M"
// Tom Clancy's Rainbow Six (US)
|| prod_id == "T40401N"
// Tom Clancy's Rainbow Six incl. Eagle Watch Missions (EU)
|| prod_id == "T-45001D05")
{
INFO_LOG(BOOT, "Enabling render to texture buffer for game %s", prod_id.c_str());
config::RenderToTextureBuffer.override(true);
}
if (prod_id == "HDR-0176" || prod_id == "RDC-0057")
{
INFO_LOG(BOOT, "Enabling translucent depth multipass for game %s", prod_id.c_str());
// Cosmic Smash
config::TranslucentPolygonDepthMask.override(true);
}
// NHL 2K2
if (prod_id == "MK-51182")
{
INFO_LOG(BOOT, "Enabling Extra depth scaling for game %s", prod_id.c_str());
config::ExtraDepthScale.override(1000000.f); // Mali needs 1M, 10K is enough for others
}
// Re-Volt (US, EU)
else if (prod_id == "T-8109N" || prod_id == "T8107D 50")
{
INFO_LOG(BOOT, "Enabling Extra depth scaling for game %s", prod_id.c_str());
config::ExtraDepthScale.override(100.f);
}
// Samurai Shodown 6 dc port
else if (prod_id == "T0002M")
{
INFO_LOG(BOOT, "Enabling Extra depth scaling for game %s", prod_id.c_str());
config::ExtraDepthScale.override(1e26f);
}
// Super Producers
if (prod_id == "T14303M"
// Giant Killers
|| prod_id == "T45401D 50"
// Wild Metal (US)
|| prod_id == "T42101N 00"
// Wild Metal (EU)
|| prod_id == "T40501D-50"
// Resident Evil 2 (US)
|| prod_id == "T1205N"
// Resident Evil 2 (EU)
|| prod_id == "T7004D 50"
// Rune Jade
|| prod_id == "T14304M"
// Marionette Company
|| prod_id == "T5202M"
// Marionette Company 2
|| prod_id == "T5203M"
// Maximum Pool (for online support)
|| prod_id == "T11010N"
// StarLancer (US) (for online support)
|| prod_id == "T40209N"
// StarLancer (EU) (for online support)
|| prod_id == "T17723D 05"
// Heroes of might and magic III
|| prod_id == "T0000M"
// WebTV
|| prod_id == "6107117" || prod_id == "610-7390" || prod_id == "610-7391"
// PBA
|| prod_id == "T26702N")
{
INFO_LOG(BOOT, "Disabling 32-bit virtual memory for game %s", prod_id.c_str());
config::DisableVmem32.override(true);
}
std::string areas(ip_meta.area_symbols, sizeof(ip_meta.area_symbols));
bool region_usa = areas.find('U') != std::string::npos;
bool region_eu = areas.find('E') != std::string::npos;
bool region_japan = areas.find('J') != std::string::npos;
if (region_usa || region_eu || region_japan)
{
switch (config::Region)
{
case 0: // Japan
if (!region_japan)
{
NOTICE_LOG(BOOT, "Japan region not supported. Using %s instead", region_usa ? "USA" : "Europe");
config::Region.override(region_usa ? 1 : 2);
}
break;
case 1: // USA
if (!region_usa)
{
NOTICE_LOG(BOOT, "USA region not supported. Using %s instead", region_eu ? "Europe" : "Japan");
config::Region.override(region_eu ? 2 : 0);
}
break;
case 2: // Europe
if (!region_eu)
{
NOTICE_LOG(BOOT, "Europe region not supported. Using %s instead", region_usa ? "USA" : "Japan");
config::Region.override(region_usa ? 1 : 0);
}
break;
case 3: // Default
if (region_usa)
config::Region.override(1);
else if (region_eu)
config::Region.override(2);
else
config::Region.override(0);
break;
}
}
else
WARN_LOG(BOOT, "No region specified in IP.BIN");
if (config::Cable <= 1 && !ip_meta.supportsVGA())
{
NOTICE_LOG(BOOT, "Game doesn't support VGA. Using TV Composite instead");
config::Cable.override(3);
}
if (config::Cable == 2 &&
(prod_id == "T40602N" // Centipede
|| prod_id == "T9710N" // Gauntlet Legends (US)
|| prod_id == "MK-51152" // World Series Baseball 2K2
|| prod_id == "T-9701N" // Mortal Kombat Gold (US)
|| prod_id == "T1203N" // Street Fighter Alpha 3 (US)
|| prod_id == "T1203M" // Street Fighter Zero 3 (JP)
|| prod_id == "T13002N" // Vigilante 8 (US)
|| prod_id == "T13003N" // Toy Story 2 (US)
|| prod_id == "T1209N" // Gigawing (US)
|| prod_id == "T1208M" // Gigawing (JP)
|| prod_id == "T1235M")) // Vampire Chronicle for Matching Service
{
NOTICE_LOG(BOOT, "Game doesn't support RGB. Using TV Composite instead");
config::Cable.override(3);
}
}
else if (settings.platform.system == DC_PLATFORM_NAOMI || settings.platform.system == DC_PLATFORM_ATOMISWAVE)
{
NOTICE_LOG(BOOT, "Game ID is [%s]", naomi_game_id);
if (!strcmp("SAMURAI SPIRITS 6", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling Extra depth scaling for game %s", naomi_game_id);
config::ExtraDepthScale.override(1e26f);
}
if (!strcmp("COSMIC SMASH IN JAPAN", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling translucent depth multipass for game %s", naomi_game_id);
config::TranslucentPolygonDepthMask.override(true);
}
// Input configuration
settings.input.JammaSetup = JVS::Default;
if (!strcmp("DYNAMIC GOLF", naomi_game_id)
|| !strcmp("SHOOTOUT POOL", naomi_game_id)
|| !strcmp("SHOOTOUT POOL MEDAL", naomi_game_id)
|| !strcmp("CRACKIN'DJ ver JAPAN", naomi_game_id)
|| !strcmp("CRACKIN'DJ PART2 ver JAPAN", naomi_game_id)
|| !strcmp("KICK '4' CASH", naomi_game_id)
|| !strcmp("DRIVE", naomi_game_id)) // Waiwai drive
{
INFO_LOG(BOOT, "Enabling JVS rotary encoders for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::RotaryEncoders;
}
else if (!strcmp("POWER STONE 2 JAPAN", naomi_game_id) // Naomi
|| !strcmp("GUILTY GEAR isuka", naomi_game_id)) // AW
{
INFO_LOG(BOOT, "Enabling 4-player setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::FourPlayers;
}
else if (!strcmp("SEGA MARINE FISHING JAPAN", naomi_game_id)
|| !strcmp(naomi_game_id, "BASS FISHING SIMULATOR VER.A")) // AW
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::SegaMarineFishing;
}
else if (!strcmp("RINGOUT 4X4 JAPAN", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::DualIOBoards4P;
}
else if (!strcmp("NINJA ASSAULT", naomi_game_id)
|| !strcmp(naomi_game_id, "Sports Shooting USA") // AW
|| !strcmp(naomi_game_id, "SEGA CLAY CHALLENGE") // AW
|| !strcmp(naomi_game_id, "RANGER MISSION") // AW
|| !strcmp(naomi_game_id, "EXTREME HUNTING")) // AW
{
INFO_LOG(BOOT, "Enabling lightgun setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::LightGun;
}
else if (!strcmp("MAZAN", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::Mazan;
}
else if (!strcmp(" BIOHAZARD GUN SURVIVOR2", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::GunSurvivor;
}
else if (!strcmp("WORLD KICKS", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::WorldKicks;
}
else if (!strcmp("WORLD KICKS PCB", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::WorldKicksPCB;
}
else if (!strcmp("THE TYPING OF THE DEAD", naomi_game_id)
|| !strcmp(" LUPIN THE THIRD -THE TYPING-", naomi_game_id)
|| !strcmp("------La Keyboardxyu------", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling keyboard for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::Keyboard;
}
else if (!strcmp("OUTTRIGGER JAPAN", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling JVS rotary encoders for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::OutTrigger;
}
else if (!strcmp(naomi_game_id, "THE MAZE OF THE KINGS")
|| !strcmp(naomi_game_id, " CONFIDENTIAL MISSION ---------")
|| !strcmp(naomi_game_id, "DEATH CRIMSON OX")
|| !strncmp(naomi_game_id, "hotd2", 5) // House of the Dead 2
|| !strcmp(naomi_game_id, "LUPIN THE THIRD -THE SHOOTING-"))
{
INFO_LOG(BOOT, "Enabling lightgun as analog setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::LightGunAsAnalog;
}
else if (!strcmp("WAVE RUNNER GP", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::WaveRunnerGP;
}
else if (!strcmp("INU NO OSANPO", naomi_game_id)) // Dog Walking
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::DogWalking;
}
else if (!strcmp(" TOUCH DE UNOH -------------", naomi_game_id)
|| !strcmp("POKASUKA GHOST (JAPANESE)", naomi_game_id))
{
INFO_LOG(BOOT, "Enabling specific JVS setup for game %s", naomi_game_id);
settings.input.JammaSetup = JVS::TouchDeUno;
}
}
}
void dc_reset(bool hard)
{
plugins_Reset(hard);
mem_Reset(hard);
sh4_cpu.Reset(hard);
}
static bool reset_requested;
int reicast_init(int argc, char* argv[])
{
#if defined(TEST_AUTOMATION)
setbuf(stdout, 0);
setbuf(stderr, 0);
#endif
if (!_vmem_reserve())
{
ERROR_LOG(VMEM, "Failed to alloc mem");
return -1;
}
if (ParseCommandLine(argc, argv))
{
return 69;
}
config::Settings::instance().reset();
LogManager::Shutdown();
if (!cfgOpen())
{
LogManager::Init();
NOTICE_LOG(BOOT, "Config directory is not set. Starting onboarding");
gui_open_onboarding();
}
else
{
LogManager::Init();
config::Settings::instance().load(false);
}
// Force the renderer type now since we're not switching
config::RendererType.commit();
os_CreateWindow();
os_SetupInput();
// Needed to avoid crash calling dc_is_running() in gui
Get_Sh4Interpreter(&sh4_cpu);
sh4_cpu.Init();
return 0;
}
static void set_platform(int platform)
{
if (VRAM_SIZE != 0)
_vmem_unprotect_vram(0, VRAM_SIZE);
switch (platform)
{
case DC_PLATFORM_DREAMCAST:
settings.platform.ram_size = 16 * 1024 * 1024;
settings.platform.vram_size = 8 * 1024 * 1024;
settings.platform.aram_size = 2 * 1024 * 1024;
settings.platform.bios_size = 2 * 1024 * 1024;
settings.platform.flash_size = 128 * 1024;
settings.platform.bbsram_size = 0;
break;
case DC_PLATFORM_NAOMI:
settings.platform.ram_size = 32 * 1024 * 1024;
settings.platform.vram_size = 16 * 1024 * 1024;
settings.platform.aram_size = 8 * 1024 * 1024;
settings.platform.bios_size = 2 * 1024 * 1024;
settings.platform.flash_size = 0;
settings.platform.bbsram_size = 32 * 1024;
break;
case DC_PLATFORM_ATOMISWAVE:
settings.platform.ram_size = 16 * 1024 * 1024;
settings.platform.vram_size = 8 * 1024 * 1024;
settings.platform.aram_size = 8 * 1024 * 1024;
settings.platform.bios_size = 128 * 1024;
settings.platform.flash_size = 0;
settings.platform.bbsram_size = 128 * 1024;
break;
default:
die("Unsupported platform");
break;
}
settings.platform.system = platform;
settings.platform.ram_mask = settings.platform.ram_size - 1;
settings.platform.vram_mask = settings.platform.vram_size - 1;
settings.platform.aram_mask = settings.platform.aram_size - 1;
_vmem_init_mappings();
}
void dc_init()
{
if (init_done)
return;
// Default platform
set_platform(DC_PLATFORM_DREAMCAST);
plugins_Init();
mem_Init();
reios_init();
// the recompiler may start generating code at this point and needs a fully configured machine
#if FEAT_SHREC != DYNAREC_NONE
Get_Sh4Recompiler(&sh4_cpu);
sh4_cpu.Init(); // Also initialize the interpreter
if(config::DynarecEnabled)
{
INFO_LOG(DYNAREC, "Using Recompiler");
}
else
#endif
{
Get_Sh4Interpreter(&sh4_cpu);
sh4_cpu.Init();
INFO_LOG(INTERPRETER, "Using Interpreter");
}
init_done = true;
}
static int get_game_platform(const char *path)
{
if (path == NULL)
// Dreamcast BIOS
return DC_PLATFORM_DREAMCAST;
std::string extension = get_file_extension(path);
if (extension == "")
return DC_PLATFORM_DREAMCAST; // unknown
if (extension == "zip" || extension == "7z")
return naomi_cart_GetPlatform(path);
if (extension == "bin" || extension == "dat" || extension == "lst")
return DC_PLATFORM_NAOMI;
return DC_PLATFORM_DREAMCAST;
}
static void dc_start_game(const char *path)
{
DEBUG_LOG(BOOT, "Loading game %s", path == nullptr ? "(nil)" : path);
if (path != nullptr)
strcpy(settings.imgread.ImagePath, path);
else
settings.imgread.ImagePath[0] = '\0';
dc_init();
set_platform(get_game_platform(path));
mem_map_default();
config::Settings::instance().reset();
dc_reset(true);
config::Settings::instance().load(false);
if (settings.platform.system == DC_PLATFORM_DREAMCAST)
{
if (path == NULL)
{
// Boot BIOS
if (!LoadRomFiles())
throw ReicastException("No BIOS file found");
TermDrive();
InitDrive();
}
else
{
std::string extension = get_file_extension(settings.imgread.ImagePath);
if (extension != "elf")
{
if (InitDrive())
{
LoadGameSpecificSettings();
if (config::UseReios || !LoadRomFiles())
{
LoadHle();
NOTICE_LOG(BOOT, "Did not load BIOS, using reios");
}
}
else
{
// Content load failed. Boot the BIOS
settings.imgread.ImagePath[0] = '\0';
if (!LoadRomFiles())
throw ReicastException("No BIOS file found");
InitDrive();
}
}
else
{
// Elf only supported with HLE BIOS
LoadHle();
}
}
mcfg_CreateDevices();
FixUpFlash();
}
else if (settings.platform.system == DC_PLATFORM_NAOMI || settings.platform.system == DC_PLATFORM_ATOMISWAVE)
{
LoadRomFiles();
naomi_cart_LoadRom(path);
if (loading_canceled)
return;
LoadGameSpecificSettings();
// Reload the BIOS in case a game-specific region is set
naomi_cart_LoadBios(path);
if (settings.platform.system == DC_PLATFORM_NAOMI)
{
mcfg_CreateNAOMIJamma();
SetNaomiNetworkConfig(-1);
}
else if (settings.platform.system == DC_PLATFORM_ATOMISWAVE)
mcfg_CreateAtomisWaveControllers();
}
if (cheatManager.Reset())
{
gui_display_notification("Widescreen cheat activated", 1000);
config::ScreenStretching.override(134); // 4:3 -> 16:9
}
fast_forward_mode = false;
EventManager::event(Event::Start);
settings.gameStarted = true;
}
bool dc_is_running()
{
return sh4_cpu.IsCpuRunning();
}
#ifndef TARGET_DISPFRAME
void* dc_run(void*)
{
InitAudio();
if (config::DynarecEnabled)
{
Get_Sh4Recompiler(&sh4_cpu);
INFO_LOG(DYNAREC, "Using Recompiler");
}
else
{
Get_Sh4Interpreter(&sh4_cpu);
INFO_LOG(DYNAREC, "Using Interpreter");
}
do {
reset_requested = false;
sh4_cpu.Run();
SaveRomFiles();
if (reset_requested)
dc_reset(false);
} while (reset_requested);
TermAudio();
return NULL;
}
#endif
void dc_term_game()
{
if (settings.gameStarted)
{
settings.gameStarted = false;
EventManager::event(Event::Terminate);
}
if (init_done)
dc_reset(true);
config::Settings::instance().reset();
config::Settings::instance().load(false);
}
void dc_term()
{
dc_term_game();
dc_cancel_load();
sh4_cpu.Term();
if (settings.platform.system != DC_PLATFORM_DREAMCAST)
naomi_cart_Close();
plugins_Term();
mem_Term();
_vmem_release();
mcfg_DestroyDevices();
SaveSettings();
}
void dc_stop()
{
bool running = dc_is_running();
sh4_cpu.Stop();
rend_cancel_emu_wait();
emu_thread.WaitToEnd();
if (running)
EventManager::event(Event::Pause);
}
// Called on the emulator thread for soft reset
void dc_request_reset()
{
reset_requested = true;
sh4_cpu.Stop();
}
void dc_exit()
{
dc_stop();
mainui_stop();
}
void LoadGameSpecificSettings()
{
char *reios_id;
if (settings.platform.system == DC_PLATFORM_DREAMCAST)
{
static char _disk_id[sizeof(ip_meta.product_number) + 1];
reios_disk_id();
memcpy(_disk_id, ip_meta.product_number, sizeof(ip_meta.product_number));
reios_id = _disk_id;
char *p = reios_id + strlen(reios_id) - 1;
while (p >= reios_id && *p == ' ')
*p-- = '\0';
if (*p == '\0')
return;
}
else
{
reios_id = naomi_game_id;
}
// Default per-game settings
LoadSpecialSettings();
config::Settings::instance().setGameId(reios_id);
// Reload per-game settings
config::Settings::instance().load(true);
}
void SaveSettings()
{
config::Settings::instance().save();
GamepadDevice::SaveMaplePorts();
#ifdef __ANDROID__
void SaveAndroidSettings();
SaveAndroidSettings();
#endif
}
void dc_resume()
{
SetMemoryHandlers();
settings.aica.NoBatch = config::ForceWindowsCE || config::DSPEnabled;
EventManager::event(Event::Resume);
if (!emu_thread.thread.joinable())
emu_thread.Start();
}
static void cleanup_serialize(void *data)
{
if ( data != NULL )
free(data) ;
}
static std::string get_savestate_file_path(bool writable)
{
std::string state_file = settings.imgread.ImagePath;
size_t lastindex = state_file.find_last_of('/');
#ifdef _WIN32
size_t lastindex2 = state_file.find_last_of('\\');
if (lastindex == std::string::npos)
lastindex = lastindex2;
else if (lastindex2 != std::string::npos)
lastindex = std::max(lastindex, lastindex2);
#endif
if (lastindex != std::string::npos)
state_file = state_file.substr(lastindex + 1);
lastindex = state_file.find_last_of('.');
if (lastindex != std::string::npos)
state_file = state_file.substr(0, lastindex);
state_file = state_file + ".state";
if (writable)
return get_writable_data_path(state_file);
else
return get_readonly_data_path(state_file);
}
void dc_savestate()
{
unsigned int total_size = 0 ;
void *data = NULL ;
if ( ! dc_serialize(&data, &total_size) )
{
WARN_LOG(SAVESTATE, "Failed to save state - could not initialize total size") ;
gui_display_notification("Save state failed", 2000);
cleanup_serialize(data) ;
return;
}
data = malloc(total_size) ;
if ( data == NULL )
{
WARN_LOG(SAVESTATE, "Failed to save state - could not malloc %d bytes", total_size) ;
gui_display_notification("Save state failed - memory full", 2000);
cleanup_serialize(data) ;
return;
}
void *data_ptr = data;
if ( ! dc_serialize(&data_ptr, &total_size) )
{
WARN_LOG(SAVESTATE, "Failed to save state - could not serialize data") ;
gui_display_notification("Save state failed", 2000);
cleanup_serialize(data) ;
return;
}
std::string filename = get_savestate_file_path(true);
#if 0
FILE *f = nowide::fopen(filename.c_str(), "wb") ;
if ( f == NULL )
{
WARN_LOG(SAVESTATE, "Failed to save state - could not open %s for writing", filename.c_str()) ;
gui_display_notification("Cannot open save file", 2000);
cleanup_serialize(data) ;
return;
}
std::fwrite(data, 1, total_size, f) ;
std::fclose(f);
#else
RZipFile zipFile;
if (!zipFile.Open(filename, true))
{
WARN_LOG(SAVESTATE, "Failed to save state - could not open %s for writing", filename.c_str());
gui_display_notification("Cannot open save file", 2000);
cleanup_serialize(data);
return;
}
if (zipFile.Write(data, total_size) != total_size)
{
WARN_LOG(SAVESTATE, "Failed to save state - error writing %s", filename.c_str());
gui_display_notification("Error saving state", 2000);
zipFile.Close();
cleanup_serialize(data);
return;
}
zipFile.Close();
#endif
cleanup_serialize(data) ;
INFO_LOG(SAVESTATE, "Saved state to %s size %d", filename.c_str(), total_size) ;
gui_display_notification("State saved", 1000);
}
void dc_loadstate()
{
u32 total_size = 0;
FILE *f = nullptr;
dc_stop();
std::string filename = get_savestate_file_path(false);
RZipFile zipFile;
if (zipFile.Open(filename, false))
{
total_size = (u32)zipFile.Size();
}
else
{
f = nowide::fopen(filename.c_str(), "rb") ;
if ( f == NULL )
{
WARN_LOG(SAVESTATE, "Failed to load state - could not open %s for reading", filename.c_str()) ;
gui_display_notification("Save state not found", 2000);
return;
}
std::fseek(f, 0, SEEK_END);
total_size = (u32)std::ftell(f);
std::fseek(f, 0, SEEK_SET);
}
void *data = malloc(total_size);
if ( data == NULL )
{
WARN_LOG(SAVESTATE, "Failed to load state - could not malloc %d bytes", total_size) ;
gui_display_notification("Failed to load state - memory full", 2000);
if (f != nullptr)
std::fclose(f);
else
zipFile.Close();
return;
}
size_t read_size;
if (f == nullptr)
{
read_size = zipFile.Read(data, total_size);
zipFile.Close();
}
else
{
read_size = fread(data, 1, total_size, f) ;
std::fclose(f);
}
if (read_size != total_size)
{
WARN_LOG(SAVESTATE, "Failed to load state - I/O error");
gui_display_notification("Failed to load state - I/O error", 2000);
cleanup_serialize(data) ;
return;
}
void *data_ptr = data;
custom_texture.Terminate();
#if FEAT_AREC == DYNAREC_JIT
aicaarm::recompiler::flush();
#endif
#ifndef NO_MMU
mmu_flush_table();
#endif
bm_Reset();
u32 unserialized_size = 0;
if ( ! dc_unserialize(&data_ptr, &unserialized_size) )
{
WARN_LOG(SAVESTATE, "Failed to load state - could not unserialize data") ;
gui_display_notification("Invalid save state", 2000);
cleanup_serialize(data) ;
return;
}
if (unserialized_size != total_size)
WARN_LOG(SAVESTATE, "Save state error: read %d bytes but used %d", total_size, unserialized_size);
mmu_set_state();
sh4_cpu.ResetCache();
dsp.dyndirty = true;
sh4_sched_ffts();
cleanup_serialize(data) ;
EventManager::event(Event::LoadState);
INFO_LOG(SAVESTATE, "Loaded state from %s size %d", filename.c_str(), total_size) ;
}
void dc_load_game(const char *path)
{
loading_canceled = false;
loading_done = std::async(std::launch::async, [path] {
dc_start_game(path);
});
}
bool dc_is_load_done()
{
if (!loading_done.valid())
return true;
if (loading_done.wait_for(std::chrono::milliseconds(0)) == std::future_status::ready)
return true;
return false;
}
void dc_cancel_load()
{
if (loading_done.valid())
{
loading_canceled = true;
loading_done.get();
}
settings.imgread.ImagePath[0] = '\0';
}
void dc_get_load_status()
{
if (loading_done.valid())
loading_done.get();
}
EventManager EventManager::Instance;
void EventManager::registerEvent(Event event, Callback callback)
{
unregisterEvent(event, callback);
auto it = callbacks.find(event);
if (it != callbacks.end())
it->second.push_back(callback);
else
callbacks.insert({ event, { callback } });
}
void EventManager::unregisterEvent(Event event, Callback callback) {
auto it = callbacks.find(event);
if (it == callbacks.end())
return;
auto it2 = std::find(it->second.begin(), it->second.end(), callback);
if (it2 == it->second.end())
return;
it->second.erase(it2);
}
void EventManager::broadcastEvent(Event event) {
auto it = callbacks.find(event);
if (it == callbacks.end())
return;
for (auto& callback : it->second)
callback(event);
}
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