VendorId.cpp

#include <iostream>
#include <windows.h>
#include <vector>
#include <dxgi1_2.h>

#pragma comment(lib, "DXGI.lib")

int main()
{
    std::cout << "EnumAdapters\n";
    IDXGIAdapter * pAdapter; 
    std::vector <IDXGIAdapter2*> vAdapters; 
    IDXGIFactory* pFactory = NULL; 
    
    if (FAILED(CreateDXGIFactory(__uuidof(IDXGIFactory) ,(void**)&pFactory))) {
        std::cout << "CreateDXGIFactory failed\n";
        return 1;
    }
    for (int i = 0; pFactory->EnumAdapters(i, &pAdapter) != DXGI_ERROR_NOT_FOUND; ++i) {
        IDXGIAdapter2* adapter2;
        if (SUCCEEDED(pAdapter->QueryInterface( __uuidof(IDXGIAdapter2), ( LPVOID* )&adapter2))) {
            DXGI_ADAPTER_DESC2 desc;
            if (SUCCEEDED(adapter2->GetDesc2(&desc)))
                std::cout << "VendorId: " << std::hex << desc.VendorId << std::endl;
        }
    } 
    return 0;
}