mirror of
https://github.com/dolphin-emu/dolphin.git
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215 lines
4.5 KiB
C++
215 lines
4.5 KiB
C++
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#include "MainBase.h"
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#include "VideoState.h"
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#include "VideoConfig.h"
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#include "RenderBase.h"
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#include "FramebufferManagerBase.h"
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#include "TextureCacheBase.h"
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#include "CommandProcessor.h"
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#include "PixelEngine.h"
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#include "Atomic.h"
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#include "Fifo.h"
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#include "OnScreenDisplay.h"
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bool s_PluginInitialized = false;
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volatile u32 s_swapRequested = false;
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u32 s_efbAccessRequested = false;
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volatile u32 s_FifoShuttingDown = false;
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static volatile struct
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{
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u32 xfbAddr;
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FieldType field;
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u32 fbWidth;
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u32 fbHeight;
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} s_beginFieldArgs;
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static volatile EFBAccessType s_AccessEFBType;
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static struct
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{
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EFBAccessType type;
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u32 x;
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u32 y;
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u32 Data;
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} s_accessEFBArgs;
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static u32 s_AccessEFBResult = 0;
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void EmuStateChange(PLUGIN_EMUSTATE newState)
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{
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Fifo_RunLoop((newState == PLUGIN_EMUSTATE_PLAY) ? true : false);
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}
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// Enter and exit the video loop
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void Video_EnterLoop()
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{
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Fifo_EnterLoop(g_VideoInitialize);
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}
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void Video_ExitLoop()
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{
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Fifo_ExitLoop();
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s_FifoShuttingDown = true;
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}
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void Video_SetRendering(bool bEnabled)
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{
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Fifo_SetRendering(bEnabled);
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}
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// Run from the graphics thread (from Fifo.cpp)
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void VideoFifo_CheckSwapRequest()
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{
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if(g_ActiveConfig.bUseXFB)
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{
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if (Common::AtomicLoadAcquire(s_swapRequested))
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{
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EFBRectangle rc;
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g_renderer->Swap(s_beginFieldArgs.xfbAddr, s_beginFieldArgs.field, s_beginFieldArgs.fbWidth, s_beginFieldArgs.fbHeight,rc);
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Common::AtomicStoreRelease(s_swapRequested, FALSE);
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}
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}
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}
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// Run from the graphics thread (from Fifo.cpp)
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void VideoFifo_CheckSwapRequestAt(u32 xfbAddr, u32 fbWidth, u32 fbHeight)
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{
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if (g_ActiveConfig.bUseXFB)
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{
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if(Common::AtomicLoadAcquire(s_swapRequested))
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{
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u32 aLower = xfbAddr;
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u32 aUpper = xfbAddr + 2 * fbWidth * fbHeight;
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u32 bLower = s_beginFieldArgs.xfbAddr;
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u32 bUpper = s_beginFieldArgs.xfbAddr + 2 * s_beginFieldArgs.fbWidth * s_beginFieldArgs.fbHeight;
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if (addrRangesOverlap(aLower, aUpper, bLower, bUpper))
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VideoFifo_CheckSwapRequest();
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}
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}
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}
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// Run from the CPU thread (from VideoInterface.cpp)
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void Video_BeginField(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight)
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{
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if (s_PluginInitialized && g_ActiveConfig.bUseXFB)
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{
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if (!g_VideoInitialize.bOnThread)
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VideoFifo_CheckSwapRequest();
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s_beginFieldArgs.xfbAddr = xfbAddr;
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s_beginFieldArgs.field = field;
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s_beginFieldArgs.fbWidth = fbWidth;
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s_beginFieldArgs.fbHeight = fbHeight;
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}
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}
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// Run from the CPU thread (from VideoInterface.cpp)
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void Video_EndField()
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{
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if (s_PluginInitialized)
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{
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Common::AtomicStoreRelease(s_swapRequested, TRUE);
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}
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}
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void Video_AddMessage(const char* pstr, u32 milliseconds)
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{
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OSD::AddMessage(pstr, milliseconds);
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}
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// Screenshot
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void Video_Screenshot(const char *_szFilename)
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{
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Renderer::SetScreenshot(_szFilename);
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}
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void VideoFifo_CheckEFBAccess()
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{
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if (Common::AtomicLoadAcquire(s_efbAccessRequested))
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{
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s_AccessEFBResult = g_renderer->AccessEFB(s_accessEFBArgs.type, s_accessEFBArgs.x, s_accessEFBArgs.y, s_accessEFBArgs.Data);
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Common::AtomicStoreRelease(s_efbAccessRequested, FALSE);
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}
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}
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u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
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{
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if (s_PluginInitialized)
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{
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s_accessEFBArgs.type = type;
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s_accessEFBArgs.x = x;
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s_accessEFBArgs.y = y;
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s_accessEFBArgs.Data = InputData;
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Common::AtomicStoreRelease(s_efbAccessRequested, TRUE);
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if (g_VideoInitialize.bOnThread)
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{
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while (Common::AtomicLoadAcquire(s_efbAccessRequested) && !s_FifoShuttingDown)
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//Common::SleepCurrentThread(1);
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Common::YieldCPU();
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}
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else
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VideoFifo_CheckEFBAccess();
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return s_AccessEFBResult;
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}
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return 0;
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}
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void VideoFifo_CheckAsyncRequest()
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{
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VideoFifo_CheckSwapRequest();
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VideoFifo_CheckEFBAccess();
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}
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void Video_CommandProcessorRead16(u16& _rReturnValue, const u32 _Address)
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{
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CommandProcessor::Read16(_rReturnValue, _Address);
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}
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void Video_CommandProcessorWrite16(const u16 _Data, const u32 _Address)
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{
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CommandProcessor::Write16(_Data, _Address);
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}
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void Video_PixelEngineRead16(u16& _rReturnValue, const u32 _Address)
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{
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PixelEngine::Read16(_rReturnValue, _Address);
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}
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void Video_PixelEngineWrite16(const u16 _Data, const u32 _Address)
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{
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PixelEngine::Write16(_Data, _Address);
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}
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void Video_PixelEngineWrite32(const u32 _Data, const u32 _Address)
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{
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PixelEngine::Write32(_Data, _Address);
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}
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void Video_GatherPipeBursted(void)
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{
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CommandProcessor::GatherPipeBursted();
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}
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void Video_WaitForFrameFinish(void)
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{
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CommandProcessor::WaitForFrameFinish();
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}
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bool Video_IsFifoBusy(void)
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{
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return CommandProcessor::isFifoBusy;
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}
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void Video_AbortFrame(void)
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{
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CommandProcessor::AbortFrame();
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}
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