Reverted the FIFO thread change
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4937 8ced0084-cf51-0410-be5f-012b33b47a6e
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0128e92068
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1f37bb2177
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@ -39,12 +39,8 @@ static u8 *videoBuffer;
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static Common::EventEx fifo_run_event;
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static Common::EventEx fifo_run_event;
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// STATE_TO_SAVE
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// STATE_TO_SAVE
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static int size = 0;
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static int size = 0;
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} // namespace
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} // namespace
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Common::Thread *g_hFifoThread = NULL;
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SVideoInitialize video_initialize;
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void Fifo_DoState(PointerWrap &p)
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void Fifo_DoState(PointerWrap &p)
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{
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{
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CommandProcessor::FifoCriticalEnter();
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CommandProcessor::FifoCriticalEnter();
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@ -136,134 +132,94 @@ void Fifo_SendFifoData(u8* _uData, u32 len)
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OpcodeDecoder_Run(g_bSkipCurrentFrame);
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OpcodeDecoder_Run(g_bSkipCurrentFrame);
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}
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}
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inline void Fifo_Run()
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// Description: Main FIFO update loop
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// Purpose: Keep the Core HW updated about the CPU-GPU distance
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void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
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{
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{
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fifoStateRun = true;
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SCPFifoStruct &_fifo = CommandProcessor::fifo;
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SCPFifoStruct &_fifo = CommandProcessor::fifo;
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s32 distToSend;
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s32 distToSend;
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// check if we are able to run this buffer
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while (_fifo.bFF_GPReadEnable && ((!_fifo.bFF_BPEnable && _fifo.CPReadWriteDistance) || (_fifo.bFF_BPEnable && !_fifo.bFF_Breakpoint)))
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{
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if (!fifoStateRun)
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break;
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CommandProcessor::FifoCriticalEnter();
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// Create pointer to video data and send it to the VideoPlugin
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u32 readPtr = _fifo.CPReadPointer;
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u8 *uData = video_initialize.pGetMemoryPointer(readPtr);
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// If we are in BP mode we only send 32B chunks to Video plugin for BP checking
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if (_fifo.bFF_BPEnable)
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{
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// Sometimes we have already exceeded the BP even before it is set
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// so careful check is required
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if (
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(readPtr == _fifo.CPBreakpoint) ||
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//(readPtr <= _fifo.CPBreakpoint && readPtr + 32 > _fifo.CPBreakpoint) ||
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(readPtr <= _fifo.CPWritePointer && _fifo.CPWritePointer < _fifo.CPBreakpoint) ||
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(readPtr <= _fifo.CPWritePointer && readPtr > _fifo.CPBreakpoint) ||
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(readPtr > _fifo.CPBreakpoint && _fifo.CPBreakpoint > _fifo.CPWritePointer)
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)
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{
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Common::AtomicStore(_fifo.bFF_Breakpoint, 1);
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CommandProcessor::UpdateInterruptsFromVideoPlugin(true);
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CommandProcessor::FifoCriticalLeave();
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break;
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}
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distToSend = 32;
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if ( readPtr >= _fifo.CPEnd)
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readPtr = _fifo.CPBase;
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else
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readPtr += 32;
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}
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// If we are not in BP mode we send all the chunk we have to speed up
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else
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{
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distToSend = _fifo.CPReadWriteDistance;
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// send 1024B chunk max length to have better control over PeekMessages' period
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distToSend = distToSend > 1024 ? 1024 : distToSend;
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// add 32 bytes because the cp end points to the start of the last 32 byte chunk
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if ((distToSend + readPtr) >= (_fifo.CPEnd + 32)) // TODO: better?
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{
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distToSend =(_fifo.CPEnd + 32) - readPtr;
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readPtr = _fifo.CPBase;
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}
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else
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readPtr += distToSend;
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}
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// Execute new instructions found in uData
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Fifo_SendFifoData(uData, distToSend);
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Common::AtomicStore(_fifo.CPReadPointer, readPtr);
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Common::AtomicAdd(_fifo.CPReadWriteDistance, -distToSend);
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CommandProcessor::FifoCriticalLeave();
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}
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CommandProcessor::SetFifoIdleFromVideoPlugin();
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}
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// Regular thread
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THREAD_RETURN fifo_thread(void* lpParameter)
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{
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while (fifoStateRun)
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while (fifoStateRun)
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{
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{
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Fifo_Run();
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video_initialize.pPeekMessages();
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// Must use YieldCPU() in this loop. SLEEP(1) will make MP2
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VideoFifo_CheckEFBAccess();
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// hang on boot.
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VideoFifo_CheckSwapRequest();
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// check if we are able to run this buffer
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while (_fifo.bFF_GPReadEnable && ((!_fifo.bFF_BPEnable && _fifo.CPReadWriteDistance) || (_fifo.bFF_BPEnable && !_fifo.bFF_Breakpoint)))
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{
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if (!fifoStateRun)
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break;
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CommandProcessor::FifoCriticalEnter();
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// Create pointer to video data and send it to the VideoPlugin
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u32 readPtr = _fifo.CPReadPointer;
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u8 *uData = video_initialize.pGetMemoryPointer(readPtr);
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// NOTICE_LOG(BOOT, "readPtr: %08x uData %08x", readPtr, uData);
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// If we are in BP mode we only send 32B chunks to Video plugin for BP checking
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if (_fifo.bFF_BPEnable)
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{
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// Sometimes we have already exceeded the BP even before it is set
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// so careful check is required
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if (
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(readPtr == _fifo.CPBreakpoint) ||
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//(readPtr <= _fifo.CPBreakpoint && readPtr + 32 > _fifo.CPBreakpoint) ||
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(readPtr <= _fifo.CPWritePointer && _fifo.CPWritePointer < _fifo.CPBreakpoint) ||
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(readPtr <= _fifo.CPWritePointer && readPtr > _fifo.CPBreakpoint) ||
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(readPtr > _fifo.CPBreakpoint && _fifo.CPBreakpoint > _fifo.CPWritePointer)
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)
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{
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Common::AtomicStore(_fifo.bFF_Breakpoint, 1);
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CommandProcessor::UpdateInterruptsFromVideoPlugin(true);
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CommandProcessor::FifoCriticalLeave();
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break;
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}
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distToSend = 32;
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if ( readPtr >= _fifo.CPEnd)
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readPtr = _fifo.CPBase;
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else
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readPtr += 32;
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}
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// If we are not in BP mode we send all the chunk we have to speed up
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else
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{
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distToSend = _fifo.CPReadWriteDistance;
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// send 1024B chunk max length to have better control over PeekMessages' period
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distToSend = distToSend > 1024 ? 1024 : distToSend;
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// add 32 bytes because the cp end points to the start of the last 32 byte chunk
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if ((distToSend + readPtr) >= (_fifo.CPEnd + 32)) // TODO: better?
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{
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distToSend =(_fifo.CPEnd + 32) - readPtr;
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readPtr = _fifo.CPBase;
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}
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else
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readPtr += distToSend;
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}
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// Execute new instructions found in uData
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Fifo_SendFifoData(uData, distToSend);
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Common::AtomicStore(_fifo.CPReadPointer, readPtr);
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Common::AtomicAdd(_fifo.CPReadWriteDistance, -distToSend);
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CommandProcessor::FifoCriticalLeave();
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// Those two are pretty important and must be called in the FIFO Loop.
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// If we don't, s_swapRequested (OGL only) or s_efbAccessRequested won't be set to false
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// leading the CPU thread to wait in Video_BeginField or Video_AccessEFB thus slowing things down.
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VideoFifo_CheckEFBAccess();
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VideoFifo_CheckSwapRequest();
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}
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CommandProcessor::SetFifoIdleFromVideoPlugin();
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if (EmuRunning)
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if (EmuRunning)
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Common::YieldCPU();
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Common::YieldCPU();
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else
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else
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fifo_run_event.MsgWait();
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fifo_run_event.MsgWait();
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}
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}
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return 0;
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}
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}
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// Description: Main FIFO update loop
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// Purpose: Keep the Core HW updated about the CPU-GPU distance
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void Fifo_EnterLoop(const SVideoInitialize &video_init)
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{
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fifoStateRun = true;
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video_initialize = video_init;
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if (g_ActiveConfig.bUseFIFOThread) // threaded mode
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{
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g_hFifoThread = new Common::Thread(fifo_thread, NULL);
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while (fifoStateRun)
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{
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video_initialize.pPeekMessages();
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// The two VideoFifo checks below are pretty important and must be
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// called in the FIFO Loop. If we don't, s_swapRequested (OGL only)
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// or s_efbAccessRequested won't be set to false leading the CPU
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// thread to wait in Video_BeginField or Video_AccessEFB thus slowing
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// things down.
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VideoFifo_CheckEFBAccess();
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VideoFifo_CheckSwapRequest();
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SLEEP(1);
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}
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}
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else
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{
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while (fifoStateRun)
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{
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video_initialize.pPeekMessages();
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VideoFifo_CheckEFBAccess();
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VideoFifo_CheckSwapRequest();
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Fifo_Run();
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if (EmuRunning)
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Common::YieldCPU();
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else
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fifo_run_event.MsgWait();
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}
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}
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}
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@ -57,8 +57,7 @@ void VideoConfig::Load(const char *ini_file)
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iniFile.Get("Settings", "AspectRatio", &iAspectRatio, (int)ASPECT_AUTO);
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iniFile.Get("Settings", "AspectRatio", &iAspectRatio, (int)ASPECT_AUTO);
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iniFile.Get("Settings", "Crop", &bCrop, false);
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iniFile.Get("Settings", "Crop", &bCrop, false);
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iniFile.Get("Settings", "HideCursor", &bHideCursor, false);
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iniFile.Get("Settings", "HideCursor", &bHideCursor, false);
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iniFile.Get("Settings", "UseXFB", &bUseXFB, false);
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iniFile.Get("Settings", "UseXFB", &bUseXFB, 0);
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iniFile.Get("Settings", "UseFIFOThread", &bUseFIFOThread, false);
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iniFile.Get("Settings", "AutoScale", &bAutoScale, true);
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iniFile.Get("Settings", "AutoScale", &bAutoScale, true);
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iniFile.Get("Settings", "SafeTextureCache", &bSafeTextureCache, false); // Settings
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iniFile.Get("Settings", "SafeTextureCache", &bSafeTextureCache, false); // Settings
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@ -131,7 +130,7 @@ void VideoConfig::GameIniLoad(const char *ini_file)
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if (iniFile.Exists("Video", "DstAlphaPass"))
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if (iniFile.Exists("Video", "DstAlphaPass"))
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iniFile.Get("Video", "DstAlphaPass", &bDstAlphaPass, false);
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iniFile.Get("Video", "DstAlphaPass", &bDstAlphaPass, false);
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if (iniFile.Exists("Video", "UseXFB"))
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if (iniFile.Exists("Video", "UseXFB"))
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iniFile.Get("Video", "UseXFB", &bUseXFB, false);
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iniFile.Get("Video", "UseXFB", &bUseXFB, 0);
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if (iniFile.Exists("Video", "FIFOBPHack"))
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if (iniFile.Exists("Video", "FIFOBPHack"))
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iniFile.Get("Video", "FIFOBPHack", &bFIFOBPhack, false);
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iniFile.Get("Video", "FIFOBPHack", &bFIFOBPhack, false);
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if (iniFile.Exists("Video", "ProjectionHack"))
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if (iniFile.Exists("Video", "ProjectionHack"))
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@ -154,7 +153,6 @@ void VideoConfig::Save(const char *ini_file)
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iniFile.Set("Settings", "wideScreenHack", bWidescreenHack);
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iniFile.Set("Settings", "wideScreenHack", bWidescreenHack);
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iniFile.Set("Settings", "HideCursor", bHideCursor);
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iniFile.Set("Settings", "HideCursor", bHideCursor);
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iniFile.Set("Settings", "UseXFB", bUseXFB);
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iniFile.Set("Settings", "UseXFB", bUseXFB);
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iniFile.Set("Settings", "UseFIFOThread", bUseFIFOThread);
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iniFile.Set("Settings", "AutoScale", bAutoScale);
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iniFile.Set("Settings", "AutoScale", bAutoScale);
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iniFile.Set("Settings", "SafeTextureCache", bSafeTextureCache);
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iniFile.Set("Settings", "SafeTextureCache", bSafeTextureCache);
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@ -81,7 +81,6 @@ struct VideoConfig
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int iAspectRatio;
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int iAspectRatio;
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bool bCrop; // Aspect ratio controls.
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bool bCrop; // Aspect ratio controls.
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bool bUseXFB;
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bool bUseXFB;
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bool bUseFIFOThread;
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bool bAutoScale; // Removes annoying borders without using XFB. Doesn't always work perfectly.
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bool bAutoScale; // Removes annoying borders without using XFB. Doesn't always work perfectly.
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// Enhancements
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// Enhancements
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