////  Platform.h////  Created by Nissim Hadar on 2 Apr 2019.//  Copyright 2013 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html//#include "Platform.h" #include <vector> #ifdef Q_OS_WIN#include <dxgi1_3.h>#pragma comment(lib, "dxgi.lib")#elif defined Q_OS_MAC#include <OpenGL/OpenGL.h>#include <sstream>#include <QStringList>#endif QString Platform::getGraphicsCardType() {#ifdef Q_OS_WIN    IDXGIFactory1* pFactory = nullptr;    HRESULT hr = CreateDXGIFactory1(__uuidof(IDXGIFactory1), (void**)(&pFactory));    if (hr != S_OK || pFactory == nullptr) {        return "Unable to create DXGI";    }    std::vector<int> validAdapterList;     using AdapterEntry = std::pair<std::pair<DXGI_ADAPTER_DESC1, LARGE_INTEGER>, std::vector<DXGI_OUTPUT_DESC>>;    std::vector<AdapterEntry> adapterToOutputs;    // Enumerate adapters and outputs    {        UINT adapterNum = 0;        IDXGIAdapter1* pAdapter = nullptr;        while (pFactory->EnumAdapters1(adapterNum, &pAdapter) != DXGI_ERROR_NOT_FOUND) {             // Found an adapter, get descriptor            DXGI_ADAPTER_DESC1 adapterDesc;            pAdapter->GetDesc1(&adapterDesc);             LARGE_INTEGER version;            hr = pAdapter->CheckInterfaceSupport(__uuidof(IDXGIDevice), &version);             std::wstring wDescription (adapterDesc.Description);            std::string description(wDescription.begin(), wDescription.end());             AdapterEntry adapterEntry;            adapterEntry.first.first = adapterDesc;            adapterEntry.first.second = version;               UINT outputNum = 0;            IDXGIOutput * pOutput;            bool hasOutputConnectedToDesktop = false;            while (pAdapter->EnumOutputs(outputNum, &pOutput) != DXGI_ERROR_NOT_FOUND) {                 // FOund an output attached to the adapter, get descriptor                DXGI_OUTPUT_DESC outputDesc;                pOutput->GetDesc(&outputDesc);                 adapterEntry.second.push_back(outputDesc);                 std::wstring wDeviceName(outputDesc.DeviceName);                std::string deviceName(wDeviceName.begin(), wDeviceName.end());                 hasOutputConnectedToDesktop |= (bool)outputDesc.AttachedToDesktop;                 pOutput->Release();                outputNum++;            }             adapterToOutputs.push_back(adapterEntry);             // add this adapter to the valid list if has output            if (hasOutputConnectedToDesktop && !adapterEntry.second.empty()) {                validAdapterList.push_back(adapterNum);            }             pAdapter->Release();            adapterNum++;        }    }    pFactory->Release();     if (!validAdapterList.empty()) {        auto& adapterEntry = adapterToOutputs[validAdapterList.front()];         std::wstring wDescription(adapterEntry.first.first.Description);        std::string description(wDescription.begin(), wDescription.end());        return QString(description.c_str());    } #elif defined Q_OS_MAC    FILE* stream = popen("system_profiler SPDisplaysDataType | grep Chipset", "r");     std::ostringstream hostStream;    while (!feof(stream) && !ferror(stream)) {        char buf[128];        int bytesRead = fread(buf, 1, 128, stream);        hostStream.write(buf, bytesRead);    }     QString result = QString::fromStdString(hostStream.str());    QStringList parts = result.split('\n');    for (int i = 0; i < parts.size(); ++i) {        if (parts[i].toLower().contains("radeon") || parts[i].toLower().contains("nvidia")) {            return parts[i];        }    }     // unkown graphics card    return "UNKNOWN";#else    return QString("NO IMPLEMENTED");#endif    return "";}