Method EndFrame

SampleFramework12/v1.00/Graphics/Profiler.cpp:232–304

}

void Profiler::EndFrame(uint32 displayWidth, uint32 displayHeight)
{
    uint64 gpuFrequency = 0;
    const uint64* frameQueryData = nullptr;
    if(enableGPUProfiling)
    {
        DX12::GfxQueue->GetTimestampFrequency(&gpuFrequency);

        const uint64* queryData = readbackBuffer.Map<uint64>();
        frameQueryData = queryData + (DX12::CurrFrameIdx * MaxProfiles * 2);
    }

    bool drawText = false;
    if(showUI == false)
    {
        ImGui::SetNextWindowSize(ImVec2(75.0f, 25.0f));
        ImGui::SetNextWindowPos(ImVec2(25.0f, 50.0f));
        ImGuiWindowFlags flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize |
                                 ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoSavedSettings;
        if(ImGui::Begin("profiler_button", nullptr, ImVec2(75.0f, 25.0f), 0.0f, flags))
        {
            if(ImGui::Button("Timing"))
                showUI = true;
        }
    }
    else
    {
        ImVec2 initialSize = ImVec2(displayWidth * 0.5f, float(displayHeight) * 0.25f);
        ImGui::SetNextWindowSize(initialSize, ImGuiSetCond_FirstUseEver);
        ImGui::SetNextWindowPos(ImVec2(10.0f, 10.0f), ImGuiSetCond_FirstUseEver);

        drawText = ImGui::Begin("Timing", &showUI);

        if(logToClipboard)
            ImGui::LogToClipboard();
    }

    if(drawText)
    {
        ImGui::Text("GPU Timing");
        ImGui::Separator();
    }

    // Iterate over all of the profiles
    for(uint64 profileIdx = 0; profileIdx < numProfiles; ++profileIdx)
        UpdateProfile(profiles[profileIdx], profileIdx, drawText, gpuFrequency, frameQueryData);

    if(drawText)
    {
        ImGui::Text(" ");
        ImGui::Text("CPU Timing");
        ImGui::Separator();
    }

    for(uint64 profileIdx = 0; profileIdx < numCPUProfiles; ++profileIdx)
        UpdateProfile(cpuProfiles[profileIdx], profileIdx, drawText, gpuFrequency, frameQueryData);

    if(showUI)