ShuriZma
/
flycast
mirror of https://github.com/flyinghead/flycast.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
flycast/core/nullDC.cpp

942 lines
26 KiB
C++
Executable File
Raw Blame History

// nullDC.cpp : Makes magic cookies
//
//initialse Emu
#include "types.h"
#include "oslib/oslib.h"
#include "oslib/audiostream.h"
#include "hw/mem/_vmem.h"
#include "stdclass.h"
#include "cfg/cfg.h"
#include "types.h"
#include "hw/maple/maple_cfg.h"
#include "hw/sh4/sh4_mem.h"
#include "webui/server.h"
#include "hw/naomi/naomi_cart.h"
#include "reios/reios.h"
#include "hw/sh4/sh4_sched.h"
#include "hw/pvr/Renderer_if.h"
#include "hw/pvr/spg.h"
#include "hw/aica/dsp.h"
#include "imgread/common.h"
void FlushCache();
void LoadCustom();
void dc_resume_emu(bool continue_running);
settings_t settings;
// Set if game has corresponding option by default, so that it's not saved in the config
static bool rtt_to_buffer_game;
static bool safemode_game;
static bool tr_poly_depth_mask_game;
static bool extra_depth_game;
static bool continue_running = false;
static cMutex mtx_mainloop ;
static cResetEvent resume_mainloop(false, true);
/*
libndc
//initialise (and parse the command line)
ndc_init(argc,argv);
...
//run a dreamcast slice
//either a frame, or up to 25 ms of emulation
//returns 1 if the frame is ready (fb needs to be flipped -- i'm looking at you android)
ndc_step();
...
//terminate (and free everything)
ndc_term()
*/
#if HOST_OS==OS_WINDOWS
#include <windows.h>
#endif
/**
* cpu_features_get_time_usec:
*
* Gets time in microseconds.
*
* Returns: time in microseconds.
**/
int64_t get_time_usec(void)
{
#if HOST_OS==OS_WINDOWS
static LARGE_INTEGER freq;
LARGE_INTEGER count;
/* Frequency is guaranteed to not change. */
if (!freq.QuadPart && !QueryPerformanceFrequency(&freq))
return 0;
if (!QueryPerformanceCounter(&count))
return 0;
return count.QuadPart * 1000000 / freq.QuadPart;
#elif defined(_POSIX_MONOTONIC_CLOCK) || defined(__QNX__) || defined(ANDROID) || defined(__MACH__) || HOST_OS==OS_LINUX
struct timespec tv = {0};
if (clock_gettime(CLOCK_MONOTONIC, &tv) < 0)
return 0;
return tv.tv_sec * INT64_C(1000000) + (tv.tv_nsec + 500) / 1000;
#elif defined(EMSCRIPTEN)
return emscripten_get_now() * 1000;
#elif defined(__mips__) || defined(DJGPP)
struct timeval tv;
gettimeofday(&tv,NULL);
return (1000000 * tv.tv_sec + tv.tv_usec);
#else
#error "Your platform does not have a timer function implemented in cpu_features_get_time_usec(). Cannot continue."
#endif
}
int GetFile(char *szFileName, char *szParse /* = 0 */, u32 flags /* = 0 */)
{
cfgLoadStr("config","image",szFileName,"null");
if (strcmp(szFileName,"null")==0)
{
#if HOST_OS==OS_WINDOWS
OPENFILENAME ofn;
ZeroMemory( &ofn , sizeof( ofn));
ofn.lStructSize = sizeof ( ofn );
ofn.hwndOwner = NULL ;
ofn.lpstrFile = szFileName ;
ofn.lpstrFile[0] = '\0';
ofn.nMaxFile = MAX_PATH;
ofn.lpstrFilter = "All\0*.*\0\0";
ofn.nFilterIndex =1;
ofn.lpstrFileTitle = NULL ;
ofn.nMaxFileTitle = 0 ;
ofn.lpstrInitialDir=NULL ;
ofn.Flags = OFN_PATHMUSTEXIST|OFN_FILEMUSTEXIST ;
if (GetOpenFileNameA(&ofn))
{
//already there
//strcpy(szFileName,ofn.lpstrFile);
}
#endif
}
return 1;
}
s32 plugins_Init()
{
if (s32 rv = libPvr_Init())
return rv;
#ifndef TARGET_DISPFRAME
if (s32 rv = libGDR_Init())
return rv;
#endif
#if DC_PLATFORM == DC_PLATFORM_NAOMI || DC_PLATFORM == DC_PLATFORM_ATOMISWAVE
if (!naomi_cart_SelectFile(libPvr_GetRenderTarget()))
return rv_serror;
#endif
if (s32 rv = libAICA_Init())
return rv;
if (s32 rv = libARM_Init())
return rv;
//if (s32 rv = libExtDevice_Init())
// return rv;
return rv_ok;
}
void plugins_Term()
{
//term all plugins
//libExtDevice_Term();
libARM_Term();
libAICA_Term();
libGDR_Term();
libPvr_Term();
}
void plugins_Reset(bool Manual)
{
libPvr_Reset(Manual);
libGDR_Reset(Manual);
libAICA_Reset(Manual);
libARM_Reset(Manual);
//libExtDevice_Reset(Manual);
}
#if !defined(TARGET_NO_WEBUI) && !defined(TARGET_NO_THREADS)
void* webui_th(void* p)
{
webui_start();
return 0;
}
cThread webui_thd(&webui_th,0);
#endif
void LoadSpecialSettings()
{
#if DC_PLATFORM == DC_PLATFORM_DREAMCAST
printf("Game ID is [%s]\n", reios_product_number);
rtt_to_buffer_game = false;
safemode_game = false;
tr_poly_depth_mask_game = false;
extra_depth_game = false;
// Tony Hawk's Pro Skater 2
if (!strncmp("T13008D", reios_product_number, 7) || !strncmp("T13006N", reios_product_number, 7)
// Tony Hawk's Pro Skater 1
|| !strncmp("T40205N", reios_product_number, 7)
// Tony Hawk's Skateboarding
|| !strncmp("T40204D", reios_product_number, 7)
// Skies of Arcadia
|| !strncmp("MK-51052", reios_product_number, 8))
{
settings.rend.RenderToTextureBuffer = 1;
rtt_to_buffer_game = true;
}
if (!strncmp("HDR-0176", reios_product_number, 8) || !strncmp("RDC-0057", reios_product_number, 8))
{
// Cosmic Smash
settings.rend.TranslucentPolygonDepthMask = 1;
tr_poly_depth_mask_game = true;
}
// Pro Pinball Trilogy
if (!strncmp("T30701D", reios_product_number, 7)
// Demolition Racer
|| !strncmp("T15112N", reios_product_number, 7)
// Star Wars - Episode I - Racer (United Kingdom)
|| !strncmp("T23001D", reios_product_number, 7)
// Star Wars - Episode I - Racer (USA)
|| !strncmp("T23001N", reios_product_number, 7)
// Record of Lodoss War (EU)
|| !strncmp("T7012D", reios_product_number, 6)
// Record of Lodoss War (USA)
|| !strncmp("T40218N", reios_product_number, 7)
// Surf Rocket Racers
|| !strncmp("T40216N", reios_product_number, 7))
{
printf("Enabling Dynarec safe mode for game %s\n", reios_product_number);
settings.dynarec.safemode = 1;
safemode_game = true;
}
// NHL 2K2
if (!strncmp("MK-51182", reios_product_number, 8))
{
printf("Enabling Extra depth scaling for game %s\n", reios_product_number);
settings.rend.ExtraDepthScale = 10000;
extra_depth_game = true;
}
#elif DC_PLATFORM == DC_PLATFORM_NAOMI || DC_PLATFORM == DC_PLATFORM_ATOMISWAVE
printf("Game ID is [%s]\n", naomi_game_id);
if (!strcmp("METAL SLUG 6", naomi_game_id) || !strcmp("WAVE RUNNER GP", naomi_game_id))
{
printf("Enabling Dynarec safe mode for game %s\n", naomi_game_id);
settings.dynarec.safemode = 1;
safemode_game = true;
}
if (!strcmp("SAMURAI SPIRITS 6", naomi_game_id))
{
printf("Enabling Extra depth scaling for game %s\n", naomi_game_id);
settings.rend.ExtraDepthScale = 1e26;
extra_depth_game = true;
}
if (!strcmp("DYNAMIC GOLF", naomi_game_id)
|| !strcmp("SHOOTOUT POOL", naomi_game_id)
|| !strcmp("OUTTRIGGER JAPAN", 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))
{
printf("Enabling JVS rotary encoders for game %s\n", naomi_game_id);
settings.input.JammaSetup = 2;
}
else if (!strcmp("POWER STONE 2 JAPAN", naomi_game_id))
{
printf("Enabling 4-player setup for game %s\n", naomi_game_id);
settings.input.JammaSetup = 1;
}
else if (!strcmp("SEGA MARINE FISHING JAPAN", naomi_game_id))
{
printf("Enabling specific JVS setup for game %s\n", naomi_game_id);
settings.input.JammaSetup = 3;
}
else if (!strcmp("RINGOUT 4X4 JAPAN", naomi_game_id))
{
printf("Enabling specific JVS setup for game %s\n", naomi_game_id);
settings.input.JammaSetup = 4;
}
else if (!strcmp("NINJA ASSAULT", naomi_game_id))
{
printf("Enabling specific JVS setup for game %s\n", naomi_game_id);
settings.input.JammaSetup = 5;
}
else if (!strcmp(" BIOHAZARD GUN SURVIVOR2", naomi_game_id))
{
printf("Enabling specific JVS setup for game %s\n", naomi_game_id);
settings.input.JammaSetup = 7;
}
if (!strcmp("COSMIC SMASH IN JAPAN", naomi_game_id))
{
printf("Enabling translucent depth multipass for game %s\n", naomi_game_id);
settings.rend.TranslucentPolygonDepthMask = true;
tr_poly_depth_mask_game = true;
}
#endif
}
void dc_reset()
{
plugins_Reset(false);
mem_Reset(false);
sh4_cpu.Reset(false);
}
static bool init_done;
int dc_init(int argc,wchar* argv[])
{
setbuf(stdin,0);
setbuf(stdout,0);
setbuf(stderr,0);
if (init_done)
{
if(ParseCommandLine(argc,argv))
{
return 69;
}
InitSettings();
LoadSettings(false);
if (DiscSwap())
LoadCustom();
dc_reset();
return 0;
}
if (!_vmem_reserve())
{
printf("Failed to alloc mem\n");
return -1;
}
#if !defined(TARGET_NO_WEBUI) && !defined(TARGET_NO_THREADS)
webui_thd.Start();
#endif
if(ParseCommandLine(argc,argv))
{
return 69;
}
if(!cfgOpen())
{
msgboxf("Unable to open config file",MBX_ICONERROR);
return -4;
}
InitSettings();
LoadSettings(false);
os_CreateWindow();
#if HOST_OS != OS_DARWIN
#define DATA_PATH "/data/"
#else
#define DATA_PATH "/"
#endif
if (settings.bios.UseReios || !LoadRomFiles(get_readonly_data_path(DATA_PATH)))
{
#ifdef USE_REIOS
if (!LoadHle(get_readonly_data_path(DATA_PATH)))
{
return -5;
}
else
{
printf("Did not load bios, using reios\n");
}
#else
printf("Cannot find BIOS files\n");
return -5;
#endif
}
if (plugins_Init())
{
return -3;
}
LoadCustom();
#if FEAT_SHREC != DYNAREC_NONE
Get_Sh4Recompiler(&sh4_cpu);
sh4_cpu.Init(); // Also initialize the interpreter
if(settings.dynarec.Enable)
{
printf("Using Recompiler\n");
}
else
#endif
{
Get_Sh4Interpreter(&sh4_cpu);
#if FEAT_SHREC == DYNAREC_NONE
sh4_cpu.Init();
#endif
printf("Using Interpreter\n");
}
InitAudio();
mem_Init();
mem_map_default();
os_SetupInput();
#if DC_PLATFORM == DC_PLATFORM_NAOMI
mcfg_CreateNAOMIJamma();
#elif DC_PLATFORM == DC_PLATFORM_ATOMISWAVE
mcfg_CreateAtomisWaveControllers();
#endif
init_done = true;
dc_reset();
return 0;
}
bool dc_is_running()
{
return sh4_cpu.IsCpuRunning();
}
#ifndef TARGET_DISPFRAME
void dc_run()
{
resume_mainloop.Set();
while ( true )
{
bool dynarec_enabled = settings.dynarec.Enable;
continue_running = false ;
mtx_mainloop.Lock() ;
sh4_cpu.Run();
mtx_mainloop.Unlock() ;
while (!resume_mainloop.Wait(20))
os_DoEvents();
resume_mainloop.Set();
if (dynarec_enabled != settings.dynarec.Enable)
{
if (settings.dynarec.Enable)
{
Get_Sh4Recompiler(&sh4_cpu);
printf("Using Recompiler\n");
}
else
{
Get_Sh4Interpreter(&sh4_cpu);
printf("Using Interpreter\n");
}
sh4_cpu.ResetCache();
}
if (!continue_running)
break ;
}
}
#endif
void dc_term()
{
sh4_cpu.Term();
plugins_Term();
_vmem_release();
mcfg_DestroyDevices();
SaveSettings();
SaveRomFiles(get_writable_data_path("/data/"));
TermAudio();
#if !defined(TARGET_NO_WEBUI) && !defined(TARGET_NO_THREADS)
extern void sighandler(int sig);
sighandler(0);
webui_thd.WaitToEnd();
#endif
}
#if defined(_ANDROID)
void dc_pause()
{
SaveRomFiles(get_writable_data_path("/data/"));
}
#endif
void dc_stop()
{
if (sh4_cpu.IsCpuRunning())
sh4_cpu.Stop();
else
dc_resume_emu(false);
}
void dc_start()
{
sh4_cpu.Start();
}
void InitSettings()
{
settings.dreamcast.RTC = GetRTC_now();
settings.dynarec.Enable = true;
settings.dynarec.idleskip = true;
settings.dynarec.unstable_opt = false;
settings.dynarec.safemode = true;
settings.dreamcast.cable = 3; // TV composite
settings.dreamcast.region = 3; // default
settings.dreamcast.broadcast = 4; // default
settings.dreamcast.language = 6; // default
settings.aica.LimitFPS = true;
settings.aica.NoBatch = false; // This also controls the DSP. Disabled by default
settings.aica.NoSound = false;
settings.rend.UseMipmaps = true;
settings.rend.WideScreen = false;
settings.rend.ShowFPS = false;
settings.rend.RenderToTextureBuffer = false;
settings.rend.RenderToTextureUpscale = 1;
settings.rend.TranslucentPolygonDepthMask = false;
settings.rend.ModifierVolumes = true;
settings.rend.Clipping = true;
settings.rend.TextureUpscale = 1;
settings.rend.MaxFilteredTextureSize = 256;
settings.rend.ExtraDepthScale = 1.f;
settings.rend.CustomTextures = false;
settings.rend.DumpTextures = false;
settings.pvr.ta_skip = 0;
settings.pvr.rend = 0;
settings.pvr.MaxThreads = 3;
settings.pvr.SynchronousRender = true;
settings.debug.SerialConsole = false;
settings.bios.UseReios = 0;
settings.reios.ElfFile = "";
settings.validate.OpenGlChecks = false;
settings.input.MouseSensitivity = 100;
settings.input.JammaSetup = 0;
for (int i = 0; i < MAPLE_PORTS; i++)
{
settings.input.maple_devices[i] = i == 0 ? MDT_SegaController : MDT_None;
settings.input.maple_expansion_devices[i][0] = i == 0 ? MDT_SegaVMU : MDT_None;
settings.input.maple_expansion_devices[i][1] = i == 0 ? MDT_SegaVMU : MDT_None;
}
#if SUPPORT_DISPMANX
settings.dispmanx.Width = 640;
settings.dispmanx.Height = 480;
settings.dispmanx.Keep_Aspect = true;
#endif
#if (HOST_OS != OS_LINUX || defined(_ANDROID) || defined(TARGET_PANDORA))
settings.aica.BufferSize = 2048;
#else
settings.aica.BufferSize = 1024;
#endif
#if USE_OMX
settings.omx.Audio_Latency = 100;
settings.omx.Audio_HDMI = true;
#endif
}
void LoadSettings(bool game_specific)
{
const char *config_section = game_specific ? cfgGetGameId() : "config";
const char *input_section = game_specific ? cfgGetGameId() : "input";
settings.dynarec.Enable = cfgLoadBool(config_section, "Dynarec.Enabled", settings.dynarec.Enable);
settings.dynarec.idleskip = cfgLoadBool(config_section, "Dynarec.idleskip", settings.dynarec.idleskip);
settings.dynarec.unstable_opt = cfgLoadBool(config_section, "Dynarec.unstable-opt", settings.dynarec.unstable_opt);
settings.dynarec.safemode = cfgLoadBool(config_section, "Dynarec.safe-mode", settings.dynarec.safemode);
//disable_nvmem can't be loaded, because nvmem init is before cfg load
settings.dreamcast.cable = cfgLoadInt(config_section, "Dreamcast.Cable", settings.dreamcast.cable);
settings.dreamcast.region = cfgLoadInt(config_section, "Dreamcast.Region", settings.dreamcast.region);
settings.dreamcast.broadcast = cfgLoadInt(config_section, "Dreamcast.Broadcast", settings.dreamcast.broadcast);
settings.dreamcast.language = cfgLoadInt(config_section, "Dreamcast.Language", settings.dreamcast.language);
settings.aica.LimitFPS = cfgLoadBool(config_section, "aica.LimitFPS", settings.aica.LimitFPS);
settings.aica.NoBatch = cfgLoadBool(config_section, "aica.NoBatch", settings.aica.NoBatch);
settings.aica.NoSound = cfgLoadBool(config_section, "aica.NoSound", settings.aica.NoSound);
settings.rend.UseMipmaps = cfgLoadBool(config_section, "rend.UseMipmaps", settings.rend.UseMipmaps);
settings.rend.WideScreen = cfgLoadBool(config_section, "rend.WideScreen", settings.rend.WideScreen);
settings.rend.ShowFPS = cfgLoadBool(config_section, "rend.ShowFPS", settings.rend.ShowFPS);
settings.rend.RenderToTextureBuffer = cfgLoadBool(config_section, "rend.RenderToTextureBuffer", settings.rend.RenderToTextureBuffer);
settings.rend.RenderToTextureUpscale = cfgLoadInt(config_section, "rend.RenderToTextureUpscale", settings.rend.RenderToTextureUpscale);
settings.rend.TranslucentPolygonDepthMask = cfgLoadBool(config_section, "rend.TranslucentPolygonDepthMask", settings.rend.TranslucentPolygonDepthMask);
settings.rend.ModifierVolumes = cfgLoadBool(config_section, "rend.ModifierVolumes", settings.rend.ModifierVolumes);
settings.rend.Clipping = cfgLoadBool(config_section, "rend.Clipping", settings.rend.Clipping);
settings.rend.TextureUpscale = cfgLoadInt(config_section, "rend.TextureUpscale", settings.rend.TextureUpscale);
settings.rend.MaxFilteredTextureSize = cfgLoadInt(config_section,"rend.MaxFilteredTextureSize", settings.rend.MaxFilteredTextureSize);
std::string extra_depth_scale_str = cfgLoadStr(config_section,"rend.ExtraDepthScale", "");
if (!extra_depth_scale_str.empty())
{
settings.rend.ExtraDepthScale = atof(extra_depth_scale_str.c_str());
if (settings.rend.ExtraDepthScale == 0)
settings.rend.ExtraDepthScale = 1.f;
}
settings.rend.CustomTextures = cfgLoadBool(config_section, "rend.CustomTextures", settings.rend.CustomTextures);
settings.rend.DumpTextures = cfgLoadBool(config_section, "rend.DumpTextures", settings.rend.DumpTextures);
settings.pvr.ta_skip = cfgLoadInt(config_section, "ta.skip", settings.pvr.ta_skip);
settings.pvr.rend = cfgLoadInt(config_section, "pvr.rend", settings.pvr.rend);
settings.pvr.MaxThreads = cfgLoadInt(config_section, "pvr.MaxThreads", settings.pvr.MaxThreads);
settings.pvr.SynchronousRender = cfgLoadBool(config_section, "pvr.SynchronousRendering", settings.pvr.SynchronousRender);
settings.debug.SerialConsole = cfgLoadBool(config_section, "Debug.SerialConsoleEnabled", settings.debug.SerialConsole);
settings.bios.UseReios = cfgLoadBool(config_section, "bios.UseReios", settings.bios.UseReios);
settings.reios.ElfFile = cfgLoadStr(game_specific ? cfgGetGameId() : "reios", "ElfFile", settings.reios.ElfFile.c_str());
settings.validate.OpenGlChecks = cfgLoadBool(game_specific ? cfgGetGameId() : "validate", "OpenGlChecks", settings.validate.OpenGlChecks);
settings.input.MouseSensitivity = cfgLoadInt(input_section, "MouseSensitivity", settings.input.MouseSensitivity);
settings.input.JammaSetup = cfgLoadInt(input_section, "JammaSetup", settings.input.JammaSetup);
for (int i = 0; i < MAPLE_PORTS; i++)
{
char device_name[32];
sprintf(device_name, "device%d", i + 1);
settings.input.maple_devices[i] = (MapleDeviceType)cfgLoadInt(input_section, device_name, settings.input.maple_devices[i]);
sprintf(device_name, "device%d.1", i + 1);
settings.input.maple_expansion_devices[i][0] = (MapleDeviceType)cfgLoadInt(input_section, device_name, settings.input.maple_expansion_devices[i][0]);
sprintf(device_name, "device%d.2", i + 1);
settings.input.maple_expansion_devices[i][1] = (MapleDeviceType)cfgLoadInt(input_section, device_name, settings.input.maple_expansion_devices[i][1]);
}
#if SUPPORT_DISPMANX
settings.dispmanx.Width = cfgLoadInt(game_specific ? cfgGetGameId() : "dispmanx", "width", settings.dispmanx.Width);
settings.dispmanx.Height = cfgLoadInt(game_specific ? cfgGetGameId() : "dispmanx", "height", settings.dispmanx.Height);
settings.dispmanx.Keep_Aspect = cfgLoadBool(game_specific ? cfgGetGameId() : "dispmanx", "maintain_aspect", settings.dispmanx.Keep_Aspect);
#endif
#if (HOST_OS != OS_LINUX || defined(_ANDROID) || defined(TARGET_PANDORA))
settings.aica.BufferSize=2048;
#else
settings.aica.BufferSize=1024;
#endif
#if USE_OMX
settings.omx.Audio_Latency = cfgLoadInt(game_specific ? cfgGetGameId() : "omx", "audio_latency", settings.omx.Audio_Latency);
settings.omx.Audio_HDMI = cfgLoadBool(game_specific ? cfgGetGameId() : "omx", "audio_hdmi", settings.omx.Audio_HDMI);
#endif
/*
//make sure values are valid
settings.dreamcast.cable = min(max(settings.dreamcast.cable, 0),3);
settings.dreamcast.region = min(max(settings.dreamcast.region, 0),3);
settings.dreamcast.broadcast= min(max(settings.dreamcast.broadcast,0),4);
*/
}
void LoadCustom()
{
#if DC_PLATFORM == DC_PLATFORM_DREAMCAST
char *reios_id = reios_disk_id();
char *p = reios_id + strlen(reios_id) - 1;
while (p >= reios_id && *p == ' ')
*p-- = '\0';
if (*p == '\0')
return;
#elif DC_PLATFORM == DC_PLATFORM_NAOMI || DC_PLATFORM == DC_PLATFORM_ATOMISWAVE
char *reios_id = naomi_game_id;
char *reios_software_name = naomi_game_id;
#endif
// Default per-game settings
LoadSpecialSettings();
cfgSetGameId(reios_id);
// Reload per-game settings
LoadSettings(true);
}
void SaveSettings()
{
cfgSaveBool("config", "Dynarec.Enabled", settings.dynarec.Enable);
cfgSaveInt("config", "Dreamcast.Cable", settings.dreamcast.cable);
cfgSaveInt("config", "Dreamcast.Region", settings.dreamcast.region);
cfgSaveInt("config", "Dreamcast.Broadcast", settings.dreamcast.broadcast);
cfgSaveBool("config", "Dynarec.idleskip", settings.dynarec.idleskip);
cfgSaveBool("config", "Dynarec.unstable-opt", settings.dynarec.unstable_opt);
if (!safemode_game || !settings.dynarec.safemode)
cfgSaveBool("config", "Dynarec.safe-mode", settings.dynarec.safemode);
cfgSaveInt("config", "Dreamcast.Language", settings.dreamcast.language);
cfgSaveBool("config", "aica.LimitFPS", settings.aica.LimitFPS);
cfgSaveBool("config", "aica.NoBatch", settings.aica.NoBatch);
cfgSaveBool("config", "rend.WideScreen", settings.rend.WideScreen);
cfgSaveBool("config", "rend.ShowFPS", settings.rend.ShowFPS);
if (!rtt_to_buffer_game || !settings.rend.RenderToTextureBuffer)
cfgSaveBool("config", "rend.RenderToTextureBuffer", settings.rend.RenderToTextureBuffer);
cfgSaveInt("config", "rend.RenderToTextureUpscale", settings.rend.RenderToTextureUpscale);
cfgSaveBool("config", "rend.ModifierVolumes", settings.rend.ModifierVolumes);
cfgSaveBool("config", "rend.Clipping", settings.rend.Clipping);
cfgSaveInt("config", "rend.TextureUpscale", settings.rend.TextureUpscale);
cfgSaveInt("config", "rend.MaxFilteredTextureSize", settings.rend.MaxFilteredTextureSize);
cfgSaveBool("config", "rend.CustomTextures", settings.rend.CustomTextures);
cfgSaveBool("config", "rend.DumpTextures", settings.rend.DumpTextures);
cfgSaveInt("config", "ta.skip", settings.pvr.ta_skip);
cfgSaveInt("config", "pvr.rend", settings.pvr.rend);
cfgSaveInt("config", "pvr.MaxThreads", settings.pvr.MaxThreads);
cfgSaveBool("config", "pvr.SynchronousRendering", settings.pvr.SynchronousRender);
cfgSaveBool("config", "Debug.SerialConsoleEnabled", settings.debug.SerialConsole);
cfgSaveInt("input", "MouseSensitivity", settings.input.MouseSensitivity);
for (int i = 0; i < MAPLE_PORTS; i++)
{
char device_name[32];
sprintf(device_name, "device%d", i + 1);
cfgSaveInt("input", device_name, (s32)settings.input.maple_devices[i]);
sprintf(device_name, "device%d.1", i + 1);
cfgSaveInt("input", device_name, (s32)settings.input.maple_expansion_devices[i][0]);
sprintf(device_name, "device%d.2", i + 1);
cfgSaveInt("input", device_name, (s32)settings.input.maple_expansion_devices[i][1]);
}
}
static bool wait_until_dc_running()
{
int64_t start_time = get_time_usec() ;
const int64_t FIVE_SECONDS = 5*1000000 ;
while(!dc_is_running())
{
if ( start_time+FIVE_SECONDS < get_time_usec() )
{
//timeout elapsed - dc not getting a chance to run - just bail
return false ;
}
}
return true ;
}
static bool acquire_mainloop_lock()
{
bool result = false ;
int64_t start_time = get_time_usec() ;
const int64_t FIVE_SECONDS = 5*1000000 ;
while ( ( start_time+FIVE_SECONDS > get_time_usec() ) && !(result = mtx_mainloop.TryLock()) )
{
rend_cancel_emu_wait() ;
}
return result ;
}
bool dc_pause_emu()
{
if (sh4_cpu.IsCpuRunning())
{
#ifndef TARGET_NO_THREADS
if (!wait_until_dc_running()) {
printf("Can't open settings - dc loop kept running\n");
return false;
}
resume_mainloop.Reset();
dc_stop();
if (!acquire_mainloop_lock())
{
printf("Can't open settings - could not acquire main loop lock\n");
continue_running = true;
resume_mainloop.Set();
return false;
}
#else
dc_stop();
#endif
}
return true;
}
void dc_resume_emu(bool continue_running)
{
if (!sh4_cpu.IsCpuRunning())
{
::continue_running = continue_running;
rend_cancel_emu_wait();
resume_mainloop.Set();
mtx_mainloop.Unlock();
}
}
static void cleanup_serialize(void *data)
{
if ( data != NULL )
free(data) ;
dc_resume_emu(true);
}
static string get_savestate_file_path()
{
string state_file = cfgLoadStr("config", "image", "noname.chd");
size_t lastindex = state_file.find_last_of("/");
if (lastindex != -1)
state_file = state_file.substr(lastindex + 1);
lastindex = state_file.find_last_of(".");
if (lastindex != -1)
state_file = state_file.substr(0, lastindex);
state_file = state_file + ".state";
return get_writable_data_path("/data/") + state_file;
}
static void* dc_savestate_thread(void* p)
{
string filename;
unsigned int total_size = 0 ;
void *data = NULL ;
void *data_ptr = NULL ;
FILE *f ;
if (!dc_pause_emu())
return NULL;
if ( ! dc_serialize(&data, &total_size) )
{
printf("Failed to save state - could not initialize total size\n") ;
cleanup_serialize(data) ;
return NULL;
}
data = malloc(total_size) ;
if ( data == NULL )
{
printf("Failed to save state - could not malloc %d bytes", total_size) ;
cleanup_serialize(data) ;
return NULL;
}
data_ptr = data ;
if ( ! dc_serialize(&data_ptr, &total_size) )
{
printf("Failed to save state - could not serialize data\n") ;
cleanup_serialize(data) ;
return NULL;
}
filename = get_savestate_file_path();
f = fopen(filename.c_str(), "wb") ;
if ( f == NULL )
{
printf("Failed to save state - could not open %s for writing\n", filename.c_str()) ;
cleanup_serialize(data) ;
return NULL;
}
fwrite(data, 1, total_size, f) ;
fclose(f);
cleanup_serialize(data) ;
printf("Saved state to %s\n size %d", filename.c_str(), total_size) ;
return NULL;
}
static void* dc_loadstate_thread(void* p)
{
string filename;
unsigned int total_size = 0 ;
void *data = NULL ;
void *data_ptr = NULL ;
FILE *f ;
if (!dc_pause_emu())
return NULL;
filename = get_savestate_file_path();
f = fopen(filename.c_str(), "rb") ;
if ( f == NULL )
{
printf("Failed to load state - could not open %s for reading\n", filename.c_str()) ;
cleanup_serialize(data) ;
return NULL;
}
fseek(f, 0, SEEK_END);
total_size = ftell(f);
fseek(f, 0, SEEK_SET);
data = malloc(total_size) ;
if ( data == NULL )
{
printf("Failed to load state - could not malloc %d bytes", total_size) ;
cleanup_serialize(data) ;
return NULL;
}
fread(data, 1, total_size, f) ;
fclose(f);
data_ptr = data ;
sh4_cpu.ResetCache();
#if FEAT_AREC == DYNAREC_JIT
FlushCache();
#endif
if ( ! dc_unserialize(&data_ptr, &total_size) )
{
printf("Failed to load state - could not unserialize data\n") ;
cleanup_serialize(data) ;
return NULL;
}
dsp.dyndirty = true;
sh4_sched_ffts();
CalculateSync();
cleanup_serialize(data) ;
printf("Loaded state from %s size %d\n", filename.c_str(), total_size) ;
return NULL;
}
void dc_savestate()
{
cThread thd(dc_savestate_thread,0);
thd.Start() ;
}
void dc_loadstate()
{
cThread thd(dc_loadstate_thread,0);
thd.Start() ;
}
Reference in New Issue View Git Blame Copy Permalink