void Init()
{
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bWii)
{
// AyuanX: TO BE TWEAKED
// Now the 1500 is a pure assumption
// We need to figure out the real frequency though
// FYI, WII_IPC_HLE_Interface::Update is also called in WII_IPCInterface::Write32
const int freq = 1500;
IPC_HLE_PERIOD = GetTicksPerSecond() / (freq * VideoInterface::GetNumFields());
}
// System internal sample rate is fixed at 32KHz * 4 (16bit Stereo) / 32 bytes DMA
AUDIO_DMA_PERIOD = CPU_CORE_CLOCK / (AudioInterface::GetAIDSampleRate() * 4 / 32);
// Emulated gekko <-> flipper bus speed ratio (cpu clock / flipper clock)
CP_PERIOD = GetTicksPerSecond() / 10000;
Common::Timer::IncreaseResolution();
// store and convert localtime at boot to timebase ticks
CoreTiming::SetFakeTBStartValue((u64)(CPU_CORE_CLOCK / TIMER_RATIO) * (u64)CEXIIPL::GetGCTime());
CoreTiming::SetFakeTBStartTicks(CoreTiming::GetTicks());
CoreTiming::SetFakeDecStartValue(0xFFFFFFFF);
CoreTiming::SetFakeDecStartTicks(CoreTiming::GetTicks());
et_Dec = CoreTiming::RegisterEvent("DecCallback", DecrementerCallback);
et_VI = CoreTiming::RegisterEvent("VICallback", VICallback);
et_SI = CoreTiming::RegisterEvent("SICallback", SICallback);
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bSyncGPU)
et_CP = CoreTiming::RegisterEvent("CPCallback", CPCallback);
et_DSP = CoreTiming::RegisterEvent("DSPCallback", DSPCallback);
et_AudioDMA = CoreTiming::RegisterEvent("AudioDMACallback", AudioDMACallback);
et_IPC_HLE = CoreTiming::RegisterEvent("IPC_HLE_UpdateCallback", IPC_HLE_UpdateCallback);
et_PatchEngine = CoreTiming::RegisterEvent("PatchEngine", PatchEngineCallback);
et_Throttle = CoreTiming::RegisterEvent("Throttle", ThrottleCallback);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerLine(), et_VI);
CoreTiming::ScheduleEvent(0, et_DSP);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerFrame(), et_SI);
CoreTiming::ScheduleEvent(AUDIO_DMA_PERIOD, et_AudioDMA);
CoreTiming::ScheduleEvent(0, et_Throttle, Common::Timer::GetTimeMs());
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bSyncGPU)
CoreTiming::ScheduleEvent(CP_PERIOD, et_CP);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerFrame(), et_PatchEngine);
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bWii)
CoreTiming::ScheduleEvent(IPC_HLE_PERIOD, et_IPC_HLE);
}
static void ThrottleCallback(u64 last_time, int cyclesLate)
{
// Allow the GPU thread to sleep. Setting this flag here limits the wakeups to 1 kHz.
GpuMaySleep();
u32 time = Common::Timer::GetTimeMs();
int diff = (u32)last_time - time;
const SConfig& config = SConfig::GetInstance();
bool frame_limiter = config.m_Framelimit && !Core::GetIsFramelimiterTempDisabled();
u32 next_event = GetTicksPerSecond()/1000;
if (SConfig::GetInstance().m_Framelimit > 1)
{
next_event = next_event * (SConfig::GetInstance().m_Framelimit - 1) * 5 / VideoInterface::TargetRefreshRate;
}
const int max_fallback = 40; // 40 ms for one frame on 25 fps games
if (frame_limiter && abs(diff) > max_fallback)
{
DEBUG_LOG(COMMON, "system too %s, %d ms skipped", diff<0 ? "slow" : "fast", abs(diff) - max_fallback);
last_time = time - max_fallback;
}
else if (frame_limiter && diff > 0)
Common::SleepCurrentThread(diff);
CoreTiming::ScheduleEvent(next_event - cyclesLate, et_Throttle, last_time + 1);
}
static void ThrottleCallback(u64 last_time, s64 cyclesLate)
{
// Allow the GPU thread to sleep. Setting this flag here limits the wakeups to 1 kHz.
Fifo::GpuMaySleep();
u32 time = Common::Timer::GetTimeMs();
int diff = (u32)last_time - time;
const SConfig& config = SConfig::GetInstance();
bool frame_limiter = config.m_EmulationSpeed > 0.0f && !Core::GetIsThrottlerTempDisabled();
u32 next_event = GetTicksPerSecond() / 1000;
if (frame_limiter)
{
if (config.m_EmulationSpeed != 1.0f)
next_event = u32(next_event * config.m_EmulationSpeed);
const int max_fallback = config.iTimingVariance;
if (abs(diff) > max_fallback)
{
DEBUG_LOG(COMMON, "system too %s, %d ms skipped", diff < 0 ? "slow" : "fast",
abs(diff) - max_fallback);
last_time = time - max_fallback;
}
else if (diff > 0)
Common::SleepCurrentThread(diff);
}
CoreTiming::ScheduleEvent(next_event - cyclesLate, et_Throttle, last_time + 1);
}
CPlayer::TCheatcode CPlayer::Update(COsGame& game, int flags, CSGMoveListItem& mli) {
TCheatcode cheatcode;
// time the call to GetMove()
i8 ticksPerSecond=GetTicksPerSecond();
i8 start=GetTicks();
cheatcode = GetMove(game, flags, mli);
i8 end=GetTicks();
mli.tElapsed = (end-start)/(double)ticksPerSecond;
return cheatcode;
}
void Init()
{
if (SConfig::GetInstance().bWii)
{
// AyuanX: TO BE TWEAKED
// Now the 1500 is a pure assumption
// We need to figure out the real frequency though
// FYI, WII_IPC_HLE_Interface::Update is also called in WII_IPCInterface::Write32
const int freq = 1500;
s_ipc_hle_period = GetTicksPerSecond() / freq;
}
// System internal sample rate is fixed at 32KHz * 4 (16bit Stereo) / 32 bytes DMA
s_audio_dma_period = s_cpu_core_clock / (AudioInterface::GetAIDSampleRate() * 4 / 32);
Common::Timer::IncreaseResolution();
// store and convert localtime at boot to timebase ticks
if (SConfig::GetInstance().bEnableCustomRTC)
{
s_localtime_rtc_offset =
Common::Timer::GetLocalTimeSinceJan1970() - SConfig::GetInstance().m_customRTCValue;
}
CoreTiming::SetFakeTBStartValue((u64)(s_cpu_core_clock / TIMER_RATIO) *
(u64)CEXIIPL::GetGCTime());
CoreTiming::SetFakeTBStartTicks(CoreTiming::GetTicks());
CoreTiming::SetFakeDecStartValue(0xFFFFFFFF);
CoreTiming::SetFakeDecStartTicks(CoreTiming::GetTicks());
et_Dec = CoreTiming::RegisterEvent("DecCallback", DecrementerCallback);
et_VI = CoreTiming::RegisterEvent("VICallback", VICallback);
et_DSP = CoreTiming::RegisterEvent("DSPCallback", DSPCallback);
et_AudioDMA = CoreTiming::RegisterEvent("AudioDMACallback", AudioDMACallback);
et_IPC_HLE = CoreTiming::RegisterEvent("IPC_HLE_UpdateCallback", IPC_HLE_UpdateCallback);
et_PatchEngine = CoreTiming::RegisterEvent("PatchEngine", PatchEngineCallback);
et_Throttle = CoreTiming::RegisterEvent("Throttle", ThrottleCallback);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerHalfLine(), et_VI);
CoreTiming::ScheduleEvent(0, et_DSP);
CoreTiming::ScheduleEvent(s_audio_dma_period, et_AudioDMA);
CoreTiming::ScheduleEvent(0, et_Throttle, Common::Timer::GetTimeMs());
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerField(), et_PatchEngine);
if (SConfig::GetInstance().bWii)
CoreTiming::ScheduleEvent(s_ipc_hle_period, et_IPC_HLE);
}
void ThrottleCallback(u64 last_time, int cyclesLate)
{
u32 time = Common::Timer::GetTimeMs();
int diff = (u32)last_time - time;
bool frame_limiter = SConfig::GetInstance().m_Framelimit && SConfig::GetInstance().m_Framelimit != 2 && !Host_GetKeyState('\t');
u32 next_event = GetTicksPerSecond()/1000;
if (SConfig::GetInstance().m_Framelimit > 2)
{
next_event = next_event * (SConfig::GetInstance().m_Framelimit - 1) * 5 / VideoInterface::TargetRefreshRate;
}
const int max_fallback = 40; // 40 ms for one frame on 25 fps games
if (frame_limiter && abs(diff) > max_fallback)
{
WARN_LOG(COMMON, "system too %s, %d ms skipped", diff<0 ? "slow" : "fast", abs(diff) - max_fallback);
last_time = time - max_fallback;
}
else if (frame_limiter && diff > 0)
Common::SleepCurrentThread(diff);
CoreTiming::ScheduleEvent(next_event - cyclesLate, et_Throttle, last_time + 1);
}
u32 ConvertMillisecondsToTicks(u32 _Milliseconds)
{
return GetTicksPerSecond() / 1000 * _Milliseconds;
}
void Init()
{
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bWii)
{
if (!DSP::GetDSPEmulator()->IsLLE())
DSP_PERIOD = (int)(GetTicksPerSecond() * 0.003f);
// AyuanX: TO BE TWEAKED
// Now the 1500 is a pure assumption
// We need to figure out the real frequency though
// FIXME: does Wiimote Speaker support really require a different interval? (issue 4608)
const int interval = SConfig::GetInstance().m_LocalCoreStartupParameter.
bDisableWiimoteSpeaker ? 15000 : 4000;
const int fields = SConfig::GetInstance().m_LocalCoreStartupParameter.
bVBeam ? 2 : 1;
IPC_HLE_PERIOD = GetTicksPerSecond() / (interval * fields);
}
else
{
if (!DSP::GetDSPEmulator()->IsLLE())
DSP_PERIOD = (int)(GetTicksPerSecond() * 0.005f);
}
if (DSP::GetDSPEmulator()->IsLLE())
DSP_PERIOD = 12000; // TO BE TWEAKED
// This is the biggest question mark.
AI_PERIOD = GetTicksPerSecond() / 80;
// System internal sample rate is fixed at 32KHz * 4 (16bit Stereo) / 32 bytes DMA
AUDIO_DMA_PERIOD = CPU_CORE_CLOCK / (AudioInterface::GetAIDSampleRate() * 4 / 32);
Common::Timer::IncreaseResolution();
// store and convert localtime at boot to timebase ticks
CoreTiming::SetFakeTBStartValue((u64)(CPU_CORE_CLOCK / TIMER_RATIO) * (u64)CEXIIPL::GetGCTime());
CoreTiming::SetFakeTBStartTicks(CoreTiming::GetTicks());
CoreTiming::SetFakeDecStartValue(0xFFFFFFFF);
CoreTiming::SetFakeDecStartTicks(CoreTiming::GetTicks());
et_Dec = CoreTiming::RegisterEvent("DecCallback", DecrementerCallback);
et_AI = CoreTiming::RegisterEvent("AICallback", AICallback);
et_VI = CoreTiming::RegisterEvent("VICallback", VICallback);
et_SI = CoreTiming::RegisterEvent("SICallback", SICallback);
et_DSP = CoreTiming::RegisterEvent("DSPCallback", DSPCallback);
et_AudioDMA = CoreTiming::RegisterEvent("AudioDMACallback", AudioDMACallback);
et_IPC_HLE = CoreTiming::RegisterEvent("IPC_HLE_UpdateCallback", IPC_HLE_UpdateCallback);
et_PatchEngine = CoreTiming::RegisterEvent("PatchEngine", PatchEngineCallback);
CoreTiming::ScheduleEvent(AI_PERIOD, et_AI);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerLine(), et_VI);
CoreTiming::ScheduleEvent(DSP_PERIOD, et_DSP);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerFrame(), et_SI);
CoreTiming::ScheduleEvent(AUDIO_DMA_PERIOD, et_AudioDMA);
CoreTiming::ScheduleEvent(VideoInterface::GetTicksPerFrame(), et_PatchEngine);
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bWii)
CoreTiming::ScheduleEvent(IPC_HLE_PERIOD, et_IPC_HLE);
}