// Update frame-based values.
void D3D12DynamicIndexing::OnUpdate()
{
m_timer.Tick(NULL);
if (m_frameCounter == 500)
{
// Update window text with FPS value.
wchar_t fps[64];
swprintf_s(fps, L"%ufps", m_timer.GetFramesPerSecond());
SetCustomWindowText(fps);
m_frameCounter = 0;
}
m_frameCounter++;
// Get current GPU progress against submitted workload. Resources still scheduled
// for GPU execution cannot be modified or else undefined behavior will result.
const UINT64 lastCompletedFence = m_fence->GetCompletedValue();
// Move to the next frame resource.
m_currentFrameResourceIndex = (m_currentFrameResourceIndex + 1) % FrameCount;
m_pCurrentFrameResource = m_frameResources[m_currentFrameResourceIndex];
// Make sure that this frame resource isn't still in use by the GPU.
// If it is, wait for it to complete.
if (m_pCurrentFrameResource->m_fenceValue != 0 && m_pCurrentFrameResource->m_fenceValue > lastCompletedFence)
{
ThrowIfFailed(m_fence->SetEventOnCompletion(m_pCurrentFrameResource->m_fenceValue, m_fenceEvent));
WaitForSingleObject(m_fenceEvent, INFINITE);
}
m_camera.Update(static_cast<float>(m_timer.GetElapsedSeconds()));
m_pCurrentFrameResource->UpdateConstantBuffers(m_camera.GetViewMatrix(), m_camera.GetProjectionMatrix(0.8f, m_aspectRatio));
}
void D3D12PipelineStateCache::UpdateWindowTextPso()
{
std::wstringstream stringStream;
stringStream << L" [Use Uber Shader: ";
stringStream << (m_psoLibrary.UberShadersEnabled() ? L"true]" : L"false]");
stringStream << L" [Use DiskCache: ";
if (m_psoLibrary.DiskCacheEnabled())
{
stringStream << L"true, ";
switch (m_psoLibrary.GetPSOCachingMechanism())
{
case PSOCachingMechanism::CachedBlobs:
stringStream << L"CachedBlobs]";
break;
case PSOCachingMechanism::PipelineLibraries:
stringStream << L"PipelineLibraries]";
break;
}
}
else
{
stringStream << L"false]";
}
SetCustomWindowText(stringStream.str().c_str());
}
void D3D12Fullscreen::UpdateTitle()
{
// Update resolutions shown in app title.
wchar_t updatedTitle[256];
swprintf_s(updatedTitle, L"( %u x %u ) scaled to ( %u x %u )", m_resolutionOptions[m_resolutionIndex].Width, m_resolutionOptions[m_resolutionIndex].Height, m_width, m_height);
SetCustomWindowText(updatedTitle);
}
// Render the scene.
void D3D12SmallResources::OnRender()
{
PIXBeginEvent(m_commandQueue.Get(), 0, L"Render");
// Record all the commands we need to render the scene into the command list.
PopulateCommandList();
// Execute the command list.
ID3D12CommandList* ppCommandLists[] = { m_commandList.Get() };
m_commandQueue->ExecuteCommandLists(_countof(ppCommandLists), ppCommandLists);
PIXEndEvent(m_commandQueue.Get());
DXGI_QUERY_VIDEO_MEMORY_INFO memoryInfo;
m_adapter->QueryVideoMemoryInfo(0, DXGI_MEMORY_SEGMENT_GROUP_LOCAL, &memoryInfo);
WCHAR text[100];
WCHAR usageString[20];
swprintf_s(text, L"[ResourceType: %s] - Memory Used: %s", m_usePlacedResources ? L"Placed" : L"Committed", FormatMemoryUsage(memoryInfo.CurrentUsage, usageString));
SetCustomWindowText(text);
// Present the frame.
ThrowIfFailed(m_swapChain->Present(1, 0));
MoveToNextFrame();
}
void D3D12HeterogeneousMultiadapter::UpdateWindowTitle()
{
std::wstringstream stringStream;
stringStream << L"[" << m_triangleCount << L" triangles]";
stringStream << L" [Render, " << m_adapterDescs[Primary].Description << ": " << m_drawTimeMovingAverage << L"us" << L" (PS loop count : " << m_psLoopCount<< ")]";
stringStream << L" [Blur, " << m_adapterDescs[Secondary].Description << ": " << m_blurTimeMovingAverage << L"us" << L" (PS loop count : " << m_blurPSLoopCount << ")]";
SetCustomWindowText(stringStream.str().c_str());
}
void D3D12PipelineStateCache::UpdateWindowTextPso()
{
std::wstringstream stringStream;
stringStream << L" [Use Uber Shader: ";
stringStream << (m_psoLibrary.UberShadersEnabled() ? L"true]" : L"false]");
stringStream << L" [Use DiskCache: ";
stringStream << (m_psoLibrary.DiskCacheEnabled() ? L"true]" : L"false]");
SetCustomWindowText(stringStream.str().c_str());
}
// Render the scene.
void D3D12Multithreading::OnRender()
{
BeginFrame();
#if SINGLETHREADED
for (int i = 0; i < NumContexts; i++)
{
WorkerThread(reinterpret_cast<LPVOID>(i));
}
MidFrame();
EndFrame();
m_commandQueue->ExecuteCommandLists(_countof(m_pCurrentFrameResource->m_batchSubmit), m_pCurrentFrameResource->m_batchSubmit);
#else
for (int i = 0; i < NumContexts; i++)
{
SetEvent(m_workerBeginRenderFrame[i]); // Tell each worker to start drawing.
}
MidFrame();
EndFrame();
WaitForMultipleObjects(NumContexts, m_workerFinishShadowPass, TRUE, INFINITE);
// You can execute command lists on any thread. Depending on the work
// load, apps can choose between using ExecuteCommandLists on one thread
// vs ExecuteCommandList from multiple threads.
m_commandQueue->ExecuteCommandLists(NumContexts + 2, m_pCurrentFrameResource->m_batchSubmit); // Submit PRE, MID and shadows.
WaitForMultipleObjects(NumContexts, m_workerFinishedRenderFrame, TRUE, INFINITE);
// Submit remaining command lists.
m_commandQueue->ExecuteCommandLists(_countof(m_pCurrentFrameResource->m_batchSubmit) - NumContexts - 2, m_pCurrentFrameResource->m_batchSubmit + NumContexts + 2);
#endif
m_cpuTimer.Tick(NULL);
if (m_titleCount == TitleThrottle)
{
WCHAR cpu[64];
swprintf_s(cpu, L"%.4f CPU", m_cpuTime / m_titleCount);
SetCustomWindowText(cpu);
m_titleCount = 0;
m_cpuTime = 0;
}
else
{
m_titleCount++;
m_cpuTime += m_cpuTimer.GetElapsedSeconds() * 1000;
m_cpuTimer.ResetElapsedTime();
}
// Present and update the frame index for the next frame.
PIXBeginEvent(m_commandQueue.Get(), 0, L"Presenting to screen");
ThrowIfFailed(m_swapChain->Present(0, 0));
PIXEndEvent(m_commandQueue.Get());
m_frameIndex = m_swapChain->GetCurrentBackBufferIndex();
// Signal and increment the fence value.
m_pCurrentFrameResource->m_fenceValue = m_fenceValue;
ThrowIfFailed(m_commandQueue->Signal(m_fence.Get(), m_fenceValue));
m_fenceValue++;
}
