static bool compositor_active(MPGLContext *ctx)
{
// For Windows 7.
BOOL enabled = 0;
if (FAILED(DwmIsCompositionEnabled(&enabled)) || !enabled)
return false;
// This works at least on Windows 8.1: it returns an error in fullscreen,
// which is also when we get consistent timings without DwmFlush. Might
// be cargo-cult.
DWM_TIMING_INFO info = { .cbSize = sizeof(DWM_TIMING_INFO) };
if (FAILED(DwmGetCompositionTimingInfo(0, &info)))
return false;
// Test if a program is running in exclusive fullscreen mode. If so, it's
// probably this one, so it's not getting redirected by the compositor.
if (mp_w32_is_in_exclusive_mode())
return false;
return true;
}
static void w32_swap_buffers(MPGLContext *ctx)
{
struct w32_context *w32_ctx = ctx->priv;
SwapBuffers(w32_ctx->hdc);
// default if we don't DwmFLush
int new_swapinterval = w32_ctx->opt_swapinterval;
if (ctx->dwm_flush_opt >= 0) {
if ((ctx->dwm_flush_opt == 1 && !ctx->vo->opts->fullscreen) ||
(ctx->dwm_flush_opt == 2) ||
(ctx->dwm_flush_opt == 0 && compositor_active(ctx)))
{
if (DwmFlush() == S_OK)
new_swapinterval = 0;
}
}
if (new_swapinterval != w32_ctx->current_swapinterval &&
w32_ctx->real_wglSwapInterval)
{
w32_ctx->real_wglSwapInterval(new_swapinterval);
MP_VERBOSE(ctx->vo, "set SwapInterval(%d)\n", new_swapinterval);
}
w32_ctx->current_swapinterval = new_swapinterval;
}
static int w32_control(MPGLContext *ctx, int *events, int request, void *arg)
{
return vo_w32_control(ctx->vo, events, request, arg);
}
const struct mpgl_driver mpgl_driver_w32 = {
.name = "w32",
.priv_size = sizeof(struct w32_context),
.init = w32_init,
.reconfig = w32_reconfig,
.swap_buffers = w32_swap_buffers,
.control = w32_control,
.uninit = w32_uninit,
};
HRESULT DemoApp::Initialize()
{
HRESULT hr;
//register window class
WNDCLASSEX wcex = { sizeof(WNDCLASSEX) };
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = DemoApp::WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = HINST_THISCOMPONENT;
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = NULL;
wcex.lpszMenuName = NULL;
wcex.lpszClassName = L"D2DDemoApp";
RegisterClassEx(&wcex);
hr = CreateDeviceIndependentResources();
if (SUCCEEDED(hr))
{
// Create the application window.
//
// Because the CreateWindow function takes its size in pixels, we
// obtain the system DPI and use it to scale the window size.
FLOAT dpiX, dpiY;
m_pD2DFactory->GetDesktopDpi(&dpiX, &dpiY);
m_hwnd = CreateWindow(
L"D2DDemoApp",
L"D2D Simple Path Animation Sample",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
static_cast<UINT>(ceil(512.f * dpiX / 96.f)),
static_cast<UINT>(ceil(512.f * dpiY / 96.f)),
NULL,
NULL,
HINST_THISCOMPONENT,
this
);
hr = m_hwnd ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
float length = 0;
hr = m_pPathGeometry->ComputeLength(
NULL, //no transform
&length
);
if (SUCCEEDED(hr))
{
m_Animation.SetStart(0); //start at beginning of path
m_Animation.SetEnd(length); //length at end of path
m_Animation.SetDuration(5.0f); //seconds
ZeroMemory(&m_DwmTimingInfo, sizeof(m_DwmTimingInfo));
m_DwmTimingInfo.cbSize = sizeof(m_DwmTimingInfo);
// Get the composition refresh rate. If the DWM isn't running,
// get the refresh rate from GDI -- probably going to be 60Hz
if (FAILED(DwmGetCompositionTimingInfo(NULL, &m_DwmTimingInfo)))
{
HDC hdc = GetDC(m_hwnd);
m_DwmTimingInfo.rateCompose.uiDenominator = 1;
m_DwmTimingInfo.rateCompose.uiNumerator = GetDeviceCaps(hdc, VREFRESH);
ReleaseDC(m_hwnd, hdc);
}
ShowWindow(m_hwnd, SW_SHOWNORMAL);
UpdateWindow(m_hwnd);
}
}
}
return hr;
}
HRESULT DemoApp::Initialize()
{
HRESULT hr;
//register window class
WNDCLASSEX wcex = { sizeof(WNDCLASSEX) };
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = DemoApp::WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = HINST_THISCOMPONENT;
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = NULL;
wcex.lpszMenuName = NULL;
wcex.lpszClassName = L"App";
RegisterClassEx(&wcex);
hr = CreateDeviceIndependentResources();
if (SUCCEEDED(hr))
{
// Create the application window.
m_hwnd = CreateWindow(
L"App",
L"달걀 채색 공장(201001622 이진용)",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
1200,
600,
NULL,
NULL,
HINST_THISCOMPONENT,
this
);
hr = m_hwnd ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
float length = 0;
hr = m_wheelPath->ComputeLength(
NULL, //no transform
&length
);
if (SUCCEEDED(hr) )
{
m_Animation.SetStart(0); //start at beginning of path
m_Animation.SetEnd(length); //length at end of path
m_Animation.SetDuration(5.f ); //seconds
ZeroMemory(&m_DwmTimingInfo, sizeof(m_DwmTimingInfo));
m_DwmTimingInfo.cbSize = sizeof(m_DwmTimingInfo);
// Get the composition refresh rate. If the DWM isn't running,
// get the refresh rate from GDI -- probably going to be 60Hz
if (FAILED(DwmGetCompositionTimingInfo(NULL, &m_DwmTimingInfo)))
{
HDC hdc = GetDC(m_hwnd);
m_DwmTimingInfo.rateCompose.uiDenominator = 1;
m_DwmTimingInfo.rateCompose.uiNumerator = GetDeviceCaps(hdc, VREFRESH);
ReleaseDC(m_hwnd, hdc);
}
ShowWindow(m_hwnd, SW_SHOWNORMAL);
UpdateWindow(m_hwnd);
}
}
if (SUCCEEDED(hr))
{
float pLength = 0;
hr = m_flyPath->ComputeLength(
NULL, //no transform
&pLength
);
if (SUCCEEDED(hr) )
{
m_linearAnimation.SetStart(0); //start at beginning of path
m_linearAnimation.SetEnd(pLength); //length at end of path
m_linearAnimation.SetDuration(10.f); //seconds
ZeroMemory(&m_DwmTimingInfo, sizeof(m_DwmTimingInfo));
m_DwmTimingInfo.cbSize = sizeof(m_DwmTimingInfo);
// Get the composition refresh rate. If the DWM isn't running,
// get the refresh rate from GDI -- probably going to be 60Hz
if (FAILED(DwmGetCompositionTimingInfo(NULL, &m_DwmTimingInfo)))
{
HDC hdc = GetDC(m_hwnd);
m_DwmTimingInfo.rateCompose.uiDenominator = 1;
m_DwmTimingInfo.rateCompose.uiNumerator = GetDeviceCaps(hdc, VREFRESH);
ReleaseDC(m_hwnd, hdc);
}
ShowWindow(m_hwnd, SW_SHOWNORMAL);
UpdateWindow(m_hwnd);
}
}
}
//장치 객체 생성
IDirectSound8* directSound;
DirectSoundCreate8(NULL,&directSound, NULL);
//협력레벨 지정
directSound->SetCooperativeLevel(m_hwnd,DSSCL_PRIORITY);
//주버퍼 포맷 지정
DSBUFFERDESC dsbd;
ZeroMemory(&dsbd,sizeof(DSBUFFERDESC) );
dsbd.dwSize = sizeof(DSBUFFERDESC);
dsbd.dwFlags = DSBCAPS_PRIMARYBUFFER | DSBCAPS_CTRLVOLUME;
dsbd.dwBufferBytes = 0;
dsbd.lpwfxFormat = NULL;
//IDirectSoundBuffer* pDSBPrimary = NULL;
directSound->CreateSoundBuffer(&dsbd, &pDSBPrimary, NULL);
WAVEFORMATEX wfx;
ZeroMemory(&wfx, sizeof(WAVEFORMATEX) );
wfx.wFormatTag = (WORD)WAVE_FORMAT_PCM;
wfx.nChannels =(WORD)2;
wfx.nSamplesPerSec = (DWORD)22050;
wfx.wBitsPerSample = (WORD)16;
wfx.nBlockAlign = (WORD)(wfx.wBitsPerSample / 8 * wfx.nChannels );
wfx.nAvgBytesPerSec = (DWORD)(wfx.nSamplesPerSec * wfx.nBlockAlign );
pDSBPrimary->SetFormat(&wfx);
pDSBPrimary->Release();
//2차 버퍼 생성 BGM
CWaveFile* pWaveFile = NULL;
pWaveFile = new CWaveFile();
pWaveFile->Open( L".\\pokemonCenter.wav", NULL, WAVEFILE_READ );
//DSBUFFERDESC dsbd;
ZeroMemory(&dsbd, sizeof(DSBUFFERDESC) );
dsbd.dwSize = sizeof(DSBUFFERDESC);
dsbd.dwFlags = DSBCAPS_CTRLVOLUME;
dsbd.guid3DAlgorithm = GUID_NULL;
dsbd.lpwfxFormat = pWaveFile->m_pwfx;
dsbd.dwBufferBytes = pWaveFile->GetSize();
directSound->CreateSoundBuffer(&dsbd, &pDSBuffer, NULL);
//이차버퍼에 데이터 채우기
sound = new CSound(&pDSBuffer, dsbd.dwBufferBytes, 1 , pWaveFile, 0 ); // pDSBuffer 위에 전역변수임
pDSBPrimary->SetVolume(scaledVolume);
sound->Play(0,DSBPLAY_LOOPING);
soundManager = new CSoundManager;
if( ! soundManager->init(m_hwnd) )
return FALSE;
int id;
if (! soundManager->add(L".\\boss.wav", &id)) //id=0부터 시작함.
return FALSE;
if (! soundManager->add(L".\\storm.wav",&id));
return hr;
}
/** Blocks the CPU to synchronize with vblank by communicating with DWM. */
void FD3D11Viewport::PresentWithVsyncDWM()
{
#if D3D11_WITH_DWMAPI
LARGE_INTEGER Cycles;
DWM_TIMING_INFO TimingInfo;
// Find out how long since we last flipped and query DWM for timing information.
QueryPerformanceCounter(&Cycles);
FMemory::MemZero(TimingInfo);
TimingInfo.cbSize = sizeof(DWM_TIMING_INFO);
DwmGetCompositionTimingInfo(WindowHandle, &TimingInfo);
uint64 QpcAtFlip = Cycles.QuadPart;
uint64 CyclesSinceLastFlip = Cycles.QuadPart - LastFlipTime;
float CPUTime = FPlatformTime::ToMilliseconds(CyclesSinceLastFlip);
float GPUTime = FPlatformTime::ToMilliseconds(TimingInfo.qpcFrameComplete - LastCompleteTime);
float DisplayRefreshPeriod = FPlatformTime::ToMilliseconds(TimingInfo.qpcRefreshPeriod);
// Find the smallest multiple of the refresh rate that is >= 33ms, our target frame rate.
float RefreshPeriod = DisplayRefreshPeriod;
if (RHIConsoleVariables::bForceThirtyHz && RefreshPeriod > 1.0f)
{
while (RefreshPeriod - (1000.0f / 30.0f) < -1.0f)
{
RefreshPeriod *= 2.0f;
}
}
// If the last frame hasn't completed yet, we don't know how long the GPU took.
bool bValidGPUTime = (TimingInfo.cFrameComplete > LastFrameComplete);
if (bValidGPUTime)
{
GPUTime /= (float)(TimingInfo.cFrameComplete - LastFrameComplete);
}
// Update the sync counter depending on how much time it took to complete the previous frame.
float FrameTime = FMath::Max<float>(CPUTime, GPUTime);
if (FrameTime >= RHIConsoleVariables::SyncRefreshThreshold * RefreshPeriod)
{
SyncCounter--;
}
else if (bValidGPUTime)
{
SyncCounter++;
}
SyncCounter = FMath::Clamp<int32>(SyncCounter, 0, RHIConsoleVariables::MaxSyncCounter);
// If frames are being completed quickly enough, block for vsync.
bool bSync = (SyncCounter >= RHIConsoleVariables::SyncThreshold);
if (bSync)
{
// This flushes the previous present call and blocks until it is made available to DWM.
D3DRHI->GetDeviceContext()->Flush();
DwmFlush();
// We sleep a percentage of the remaining time. The trick is to get the
// present call in after the vblank we just synced for but with time to
// spare for the next vblank.
float MinFrameTime = RefreshPeriod * RHIConsoleVariables::RefreshPercentageBeforePresent;
float TimeToSleep;
do
{
QueryPerformanceCounter(&Cycles);
float TimeSinceFlip = FPlatformTime::ToMilliseconds(Cycles.QuadPart - LastFlipTime);
TimeToSleep = (MinFrameTime - TimeSinceFlip);
if (TimeToSleep > 0.0f)
{
FPlatformProcess::Sleep(TimeToSleep * 0.001f);
}
}
while (TimeToSleep > 0.0f);
}
// Present.
PresentChecked(/*SyncInterval=*/ 0);
// If we are forcing <= 30Hz, block the CPU an additional amount of time if needed.
// This second block is only needed when RefreshPercentageBeforePresent < 1.0.
if (bSync)
{
LARGE_INTEGER LocalCycles;
float TimeToSleep;
bool bSaveCycles = false;
do
{
QueryPerformanceCounter(&LocalCycles);
float TimeSinceFlip = FPlatformTime::ToMilliseconds(LocalCycles.QuadPart - LastFlipTime);
TimeToSleep = (RefreshPeriod - TimeSinceFlip);
if (TimeToSleep > 0.0f)
{
bSaveCycles = true;
FPlatformProcess::Sleep(TimeToSleep * 0.001f);
}
}
while (TimeToSleep > 0.0f);
if (bSaveCycles)
{
Cycles = LocalCycles;
}
}
// If we are dropping vsync reset the counter. This provides a debounce time
// before which we try to vsync again.
if (!bSync && bSyncedLastFrame)
{
SyncCounter = 0;
}
if (bSync != bSyncedLastFrame || UE_LOG_ACTIVE(LogRHI,VeryVerbose))
{
UE_LOG(LogRHI,Verbose,TEXT("BlockForVsync[%d]: CPUTime:%.2fms GPUTime[%d]:%.2fms Blocked:%.2fms Pending/Complete:%d/%d"),
bSync,
CPUTime,
bValidGPUTime,
GPUTime,
FPlatformTime::ToMilliseconds(Cycles.QuadPart - QpcAtFlip),
TimingInfo.cFramePending,
TimingInfo.cFrameComplete);
}
// Remember if we synced, when the frame completed, etc.
bSyncedLastFrame = bSync;
LastFlipTime = Cycles.QuadPart;
LastFrameComplete = TimingInfo.cFrameComplete;
LastCompleteTime = TimingInfo.qpcFrameComplete;
#endif //D3D11_WITH_DWMAPI
}
void VSyncWin::VSyncLoop()
{
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL);
DWM_TIMING_INFO vblankTime;
// Make sure to init the cbSize, otherwise GetCompositionTiming will fail
vblankTime.cbSize = sizeof(DWM_TIMING_INFO);
LARGE_INTEGER frequency;
QueryPerformanceFrequency(&frequency);
TimeStamp vsync = Now();
// On Windows 10, DwmGetCompositionInfo returns the upcoming vsync.
// See GetAdjustedVsyncTimestamp.
// On start, set mPrevVsync to the "next" vsync
// So we'll use this timestamp on the 2nd loop iteration.
mPrevVsync = vsync + mSoftwareVsyncRate;
for (;;) {
#if !USING_DWM_FLUSH
TimeStamp here = Now();
::QueryPerformanceCounter(&gSS);
//Sleep(1);
//Sleep(200);
m_pOutput->WaitForVBlank();
//Sleep(1);
m_pSwapChain->Present(0, 0);
//DwmFlush();
//Gdi: NtGdiDdDDIWaitForVerticalBlankEvent()
//TimerBlit();
//gS = gSS;
//::PostMessageA(gHwnd, WM_BLIT_REQUEST, 0, 0);
//TimerBlit();
FILE *f;
fopen_s(&f, "C:\\VSyncThread", "rb");
//char buf[200];
LARGE_INTEGER fi;
char buf[200];
::QueryPerformanceFrequency(&fi);
sprintf_s(buf, "\n+++++ %d", int((Now() - here) * 1000000 / fi.QuadPart));
OutputDebugStringA(buf);
#else
::QueryPerformanceCounter(&gS);
gTS = vsync;
/*mWork = CreateThreadpoolWork(BlittingThread,
(void*)&gTS,
&mCallBackEnviron);
SubmitThreadpoolWork(mWork);*/
//mVSyncTimeStamp.store(vsync);
char buf[1000];
LARGE_INTEGER fi;
//::QueryPerformanceFrequency(&fi);
//sprintf_s(buf, "\n+++++%d", int((vsync - here) * 1000000 / fi.QuadPart));
//OutputDebugStringA(buf);
// Use a combination of DwmFlush + DwmGetCompositionTimingInfoPtr
// Using WaitForVBlank, the whole system dies :/
//m_pSwapChain->Present(0, 0);
//::PostMessageA(gHwnd, WM_BLIT_REQUEST, 0, 0);
//m_pSwapChain->Present(1, 0);
//TimerBlit();
HRESULT hr;
hr = DwmFlush();//WinUtils::dwmFlushProcPtr();
if (!SUCCEEDED(hr)) {
// // We don't actually know how long we had to wait on DWMFlush
// // Instead of trying to calculate how long DwmFlush actually took
// // Fallback to software vsync.
// //-->ScheduleSoftwareVsync(Now());
return;
}
//dwmflush does not exactly return at next vblank
//TimerBlit();
hr = DwmGetCompositionTimingInfo(0, &vblankTime);
/*vsync = SUCCEEDED(hr) ?
GetAdjustedVsyncTimeStamp(frequency, vblankTime.qpcVBlank) :
Now();*/
vsync = vblankTime.qpcVBlank;// +vblankTime.qpcRefreshPeriod;
mVSyncTimeStamp.store(vsync);
mBlit = true;
////char buf[200];
//LARGE_INTEGER l;
//
//QueryPerformanceFrequency(&l);
////if (((vsync - Now()) * 1000000 / l.QuadPart) > 10000)
// //continue;
///*LARGE_INTEGER le, lf;
//QueryPerformanceCounter(&le);
//QueryPerformanceFrequency(&lf);*/
//sprintf_s(buf, "\nvblank Time Now = %u", (vsync - Now()) * 1000000 / l.QuadPart);
//OutputDebugStringA(buf);
//sprintf_s(buf, "\n****** ---- %llu --", vsync);
//OutputDebugStringA(buf);
/*sprintf_s(buf, "\nv Timed %d ", ((le.QuadPart - gS.QuadPart) * 1000000 / lf.QuadPart));
OutputDebugStringA(buf);*/
#endif
} // end for
}
