dolphin/Source/Core/VideoCommon/Src/MainBase.cpp

266 lines
5.7 KiB
C++

#include "MainBase.h"
#include "VideoState.h"
#include "VideoConfig.h"
#include "RenderBase.h"
#include "FramebufferManagerBase.h"
#include "TextureCacheBase.h"
#include "VertexLoaderManager.h"
#include "CommandProcessor.h"
#include "PixelEngine.h"
#include "Atomic.h"
#include "Fifo.h"
#include "BPStructs.h"
#include "OnScreenDisplay.h"
bool s_PluginInitialized = false;
volatile u32 s_swapRequested = false;
u32 s_efbAccessRequested = false;
volatile u32 s_FifoShuttingDown = false;
static volatile struct
{
u32 xfbAddr;
FieldType field;
u32 fbWidth;
u32 fbHeight;
} s_beginFieldArgs;
static volatile EFBAccessType s_AccessEFBType;
static struct
{
EFBAccessType type;
u32 x;
u32 y;
u32 Data;
} s_accessEFBArgs;
static u32 s_AccessEFBResult = 0;
void EmuStateChange(PLUGIN_EMUSTATE newState)
{
Fifo_RunLoop((newState == PLUGIN_EMUSTATE_PLAY) ? true : false);
}
// Enter and exit the video loop
void Video_EnterLoop()
{
Fifo_EnterLoop(g_VideoInitialize);
}
void Video_ExitLoop()
{
Fifo_ExitLoop();
s_FifoShuttingDown = true;
}
void Video_SetRendering(bool bEnabled)
{
Fifo_SetRendering(bEnabled);
}
// Run from the graphics thread (from Fifo.cpp)
void VideoFifo_CheckSwapRequest()
{
if(g_ActiveConfig.bUseXFB)
{
if (Common::AtomicLoadAcquire(s_swapRequested))
{
EFBRectangle rc;
g_renderer->Swap(s_beginFieldArgs.xfbAddr, s_beginFieldArgs.field, s_beginFieldArgs.fbWidth, s_beginFieldArgs.fbHeight,rc);
Common::AtomicStoreRelease(s_swapRequested, FALSE);
}
}
}
// Run from the graphics thread (from Fifo.cpp)
void VideoFifo_CheckSwapRequestAt(u32 xfbAddr, u32 fbWidth, u32 fbHeight)
{
if (g_ActiveConfig.bUseXFB)
{
if(Common::AtomicLoadAcquire(s_swapRequested))
{
u32 aLower = xfbAddr;
u32 aUpper = xfbAddr + 2 * fbWidth * fbHeight;
u32 bLower = s_beginFieldArgs.xfbAddr;
u32 bUpper = s_beginFieldArgs.xfbAddr + 2 * s_beginFieldArgs.fbWidth * s_beginFieldArgs.fbHeight;
if (addrRangesOverlap(aLower, aUpper, bLower, bUpper))
VideoFifo_CheckSwapRequest();
}
}
}
// Run from the CPU thread (from VideoInterface.cpp)
void Video_BeginField(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight)
{
if (s_PluginInitialized && g_ActiveConfig.bUseXFB)
{
if (!g_VideoInitialize.bOnThread)
VideoFifo_CheckSwapRequest();
s_beginFieldArgs.xfbAddr = xfbAddr;
s_beginFieldArgs.field = field;
s_beginFieldArgs.fbWidth = fbWidth;
s_beginFieldArgs.fbHeight = fbHeight;
}
}
// Run from the CPU thread (from VideoInterface.cpp)
void Video_EndField()
{
if (s_PluginInitialized)
{
Common::AtomicStoreRelease(s_swapRequested, TRUE);
}
}
void Video_AddMessage(const char* pstr, u32 milliseconds)
{
OSD::AddMessage(pstr, milliseconds);
}
// Screenshot
void Video_Screenshot(const char *_szFilename)
{
Renderer::SetScreenshot(_szFilename);
}
void VideoFifo_CheckEFBAccess()
{
if (Common::AtomicLoadAcquire(s_efbAccessRequested))
{
s_AccessEFBResult = g_renderer->AccessEFB(s_accessEFBArgs.type, s_accessEFBArgs.x, s_accessEFBArgs.y, s_accessEFBArgs.Data);
Common::AtomicStoreRelease(s_efbAccessRequested, FALSE);
}
}
u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
{
if (s_PluginInitialized)
{
s_accessEFBArgs.type = type;
s_accessEFBArgs.x = x;
s_accessEFBArgs.y = y;
s_accessEFBArgs.Data = InputData;
Common::AtomicStoreRelease(s_efbAccessRequested, TRUE);
if (g_VideoInitialize.bOnThread)
{
while (Common::AtomicLoadAcquire(s_efbAccessRequested) && !s_FifoShuttingDown)
//Common::SleepCurrentThread(1);
Common::YieldCPU();
}
else
VideoFifo_CheckEFBAccess();
return s_AccessEFBResult;
}
return 0;
}
static volatile u32 s_doStateRequested = FALSE;
static volatile struct
{
unsigned char **ptr;
int mode;
} s_doStateArgs;
// Run from the GPU thread on X11, CPU thread on the rest
static void check_DoState() {
if (Common::AtomicLoadAcquire(s_doStateRequested))
{
// Clear all caches that touch RAM
CommandProcessor::FifoCriticalEnter();
TextureCache::Invalidate(false);
VertexLoaderManager::MarkAllDirty();
CommandProcessor::FifoCriticalLeave();
PointerWrap p(s_doStateArgs.ptr, s_doStateArgs.mode);
VideoCommon_DoState(p);
// Refresh state.
if (s_doStateArgs.mode == PointerWrap::MODE_READ)
{
BPReload();
RecomputeCachedArraybases();
}
Common::AtomicStoreRelease(s_doStateRequested, FALSE);
}
}
// Run from the CPU thread
void DoState(unsigned char **ptr, int mode)
{
s_doStateArgs.ptr = ptr;
s_doStateArgs.mode = mode;
Common::AtomicStoreRelease(s_doStateRequested, TRUE);
if (g_VideoInitialize.bOnThread)
{
while (Common::AtomicLoadAcquire(s_doStateRequested) && !s_FifoShuttingDown)
//Common::SleepCurrentThread(1);
Common::YieldCPU();
}
else
check_DoState();
}
void VideoFifo_CheckAsyncRequest()
{
VideoFifo_CheckSwapRequest();
VideoFifo_CheckEFBAccess();
check_DoState();
}
void Video_CommandProcessorRead16(u16& _rReturnValue, const u32 _Address)
{
CommandProcessor::Read16(_rReturnValue, _Address);
}
void Video_CommandProcessorWrite16(const u16 _Data, const u32 _Address)
{
CommandProcessor::Write16(_Data, _Address);
}
void Video_PixelEngineRead16(u16& _rReturnValue, const u32 _Address)
{
PixelEngine::Read16(_rReturnValue, _Address);
}
void Video_PixelEngineWrite16(const u16 _Data, const u32 _Address)
{
PixelEngine::Write16(_Data, _Address);
}
void Video_PixelEngineWrite32(const u32 _Data, const u32 _Address)
{
PixelEngine::Write32(_Data, _Address);
}
void Video_GatherPipeBursted(void)
{
CommandProcessor::GatherPipeBursted();
}
void Video_WaitForFrameFinish(void)
{
CommandProcessor::WaitForFrameFinish();
}
bool Video_IsFifoBusy(void)
{
return CommandProcessor::isFifoBusy;
}
void Video_AbortFrame(void)
{
CommandProcessor::AbortFrame();
}