Skip to content

Instantly share code, notes, and snippets.

@equalent
Last active July 21, 2019 08:06
Show Gist options
  • Select an option

  • Save equalent/8b93aa4604fa44c79c82810e61f90ee1 to your computer and use it in GitHub Desktop.

Select an option

Save equalent/8b93aa4604fa44c79c82810e61f90ee1 to your computer and use it in GitHub Desktop.
Full code for DXR check
// Copyright (c) 2019 Antinomy Interactive. All rights reserved.
// PURPOSE: Check for DXR support
// AUTHOR: Andrey Tsurkan (andrey.turcan@hotmail.com)
#include <iostream>
#include <sstream>
#include <string>
#include <windows.h>
#include <dxgi.h>
#include <d3d12.h>
#include <wrl.h>
using namespace Microsoft::WRL;
#pragma comment(lib, "dxgi.lib")
#pragma comment(lib, "d3d12.lib")
// https://gist.github.com/equalent/213779e8edca8e0c15afd10400f88324
inline bool IsDirectXRaytracingSupported(IDXGIAdapter1* adapter)
{
ComPtr<ID3D12Device> testDevice;
D3D12_FEATURE_DATA_D3D12_OPTIONS5 featureSupportData = {};
// create Direct3D 12 device with 11.0 FL
// IID_PPV_ARGS automatically computes interface ID (REFIID that equals to IID_ID3D12Device)
// and the pointer and passes them as two comma-separated arguments
return SUCCEEDED(D3D12CreateDevice(adapter, D3D_FEATURE_LEVEL_11_0, IID_PPV_ARGS(&testDevice)))
// check support for OPTIONS5 (will work only on Windows 10 1803+)
// https://docs.microsoft.com/ru-ru/windows/win32/api/d3d12/ne-d3d12-d3d12_feature
&& SUCCEEDED(testDevice->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS5, &featureSupportData, sizeof(featureSupportData)))
// verify that raytracing is supported
// https://docs.microsoft.com/en-us/windows/win32/api/d3d12/ns-d3d12-d3d12_feature_data_d3d12_options5
// https://docs.microsoft.com/en-us/windows/win32/api/d3d12/ne-d3d12-d3d12_raytracing_tier
&& featureSupportData.RaytracingTier != D3D12_RAYTRACING_TIER_NOT_SUPPORTED;
}
int main()
{
HRESULT hr = CoInitialize(NULL);
if (FAILED(hr)) {
std::cout << "Unable to initialize COM+!";
return 1;
}
#ifdef _DEBUG
OutputDebugStringW(L"Loading D3D12.DLL...\n");
#endif
HINSTANCE dynamicLib = LoadLibraryW(L"d3d12.dll");
if (dynamicLib == NULL)
{
#ifdef _DEBUG
OutputDebugStringW(L"Unable to load D3D12.DLL!\n");
#endif
std::cout << "DirectX 12 is not supported on this device!\n";
return 1;
}
#ifdef _DEBUG
OutputDebugStringW(L"Unloading D3D12.DLL...\n");
#endif
FreeLibrary(dynamicLib);
#ifdef _DEBUG
OutputDebugStringW(L"First DXGI call will happen NOW!\n");
#endif
ComPtr<IDXGIFactory1> pFactory;
ComPtr<IDXGIAdapter1> pAdapter;
if (FAILED(CreateDXGIFactory1(IID_PPV_ARGS(&pFactory)))) {
std::cout << "Unable to create IDXGIFactory1!\n";
return 1;
}
hr = pFactory->EnumAdapters1(0, &pAdapter);
if (FAILED(hr)) {
std::cout << "Unable to enumerate adapters!\n";
return 1;
}
DXGI_ADAPTER_DESC1 desc = {};
pAdapter->GetDesc1(&desc);
std::wcout << L"Grapics card: " << desc.Description << L"\n";
std::wostringstream woss;
woss << "DirectX 12 Raytracing Support Check for ";
woss << desc.Description;
SetConsoleTitleW(woss.str().c_str());
#ifdef _DEBUG
OutputDebugStringW(L"First D3D12 call will happen NOW!\n");
#endif
if (IsDirectXRaytracingSupported(pAdapter.Get())) {
std::cout << "DirectX 12 Raytracing is supported!\n";
MessageBoxW(NULL, L"DirectX 12 Raytracing is supported!", desc.Description, MB_OK | MB_ICONINFORMATION | MB_DEFAULT_DESKTOP_ONLY);
}
else {
std::cout << "DirectX 12 Raytracing is not supported!\n";
MessageBoxW(NULL, L"DirectX 12 Raytracing is not supported!", desc.Description, MB_OK | MB_ICONINFORMATION | MB_DEFAULT_DESKTOP_ONLY);
}
CoUninitialize();
return 0;
}
// Copyright (c) 2019 Antinomy Interactive. All rights reserved.
// PURPOSE: Check for DXR support
// AUTHOR: Andrey Tsurkan (andrey.turcan@hotmail.com)
#include <iostream>
#include <sstream>
#include <string>
#include <windows.h>
#include <dxgi.h>
#include <d3d12.h>
#include <wrl.h>
using namespace Microsoft::WRL;
#pragma comment(lib, "dxgi.lib")
#pragma comment(lib, "d3d12.lib")
// https://gist.github.com/equalent/213779e8edca8e0c15afd10400f88324
inline bool IsDirectXRaytracingSupported(IDXGIAdapter1* adapter)
{
ComPtr<ID3D12Device> testDevice;
D3D12_FEATURE_DATA_D3D12_OPTIONS5 featureSupportData = {};
// create Direct3D 12 device with 11.0 FL
// IID_PPV_ARGS automatically computes interface ID (REFIID that equals to IID_ID3D12Device)
// and the pointer and passes them as two comma-separated arguments
return SUCCEEDED(D3D12CreateDevice(adapter, D3D_FEATURE_LEVEL_11_0, IID_PPV_ARGS(&testDevice)))
// check support for OPTIONS5 (will work only on Windows 10 1803+)
// https://docs.microsoft.com/ru-ru/windows/win32/api/d3d12/ne-d3d12-d3d12_feature
&& SUCCEEDED(testDevice->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS5, &featureSupportData, sizeof(featureSupportData)))
// verify that raytracing is supported
// https://docs.microsoft.com/en-us/windows/win32/api/d3d12/ns-d3d12-d3d12_feature_data_d3d12_options5
// https://docs.microsoft.com/en-us/windows/win32/api/d3d12/ne-d3d12-d3d12_raytracing_tier
&& featureSupportData.RaytracingTier != D3D12_RAYTRACING_TIER_NOT_SUPPORTED;
}
int WINAPI wWinMain(_In_ HINSTANCE, _In_opt_ HINSTANCE, _In_ LPWSTR, _In_ int)
{
HRESULT hr = CoInitialize(NULL);
if (FAILED(hr)) {
MessageBoxW(NULL, L"Unable to initialize COM+!", L"DXR TEST", MB_OK | MB_ICONERROR | MB_DEFAULT_DESKTOP_ONLY);
return 1;
}
#ifdef _DEBUG
OutputDebugStringW(L"Loading D3D12.DLL...\n");
#endif
HINSTANCE dynamicLib = LoadLibraryW(L"d3d12.dll");
if (dynamicLib == NULL)
{
#ifdef _DEBUG
OutputDebugStringW(L"Unable to load D3D12.DLL!\n");
#endif
MessageBoxW(NULL, L"DirectX 12 is not supported on this device!", L"DXR TEST", MB_OK | MB_ICONERROR | MB_DEFAULT_DESKTOP_ONLY);
return 1;
}
#ifdef _DEBUG
OutputDebugStringW(L"Unloading D3D12.DLL...\n");
#endif
FreeLibrary(dynamicLib);
#ifdef _DEBUG
OutputDebugStringW(L"First DXGI call will happen NOW!\n");
#endif
ComPtr<IDXGIFactory1> pFactory;
ComPtr<IDXGIAdapter1> pAdapter;
if (FAILED(CreateDXGIFactory1(IID_PPV_ARGS(&pFactory)))) {
MessageBoxW(NULL, L"Unable to create IDXGIFactory1!", L"DXR TEST", MB_OK | MB_ICONERROR | MB_DEFAULT_DESKTOP_ONLY);
return 1;
}
hr = pFactory->EnumAdapters1(0, &pAdapter);
if (FAILED(hr)) {
MessageBoxW(NULL, L"Unable to enumarate adapters!", L"DXR TEST", MB_OK | MB_ICONERROR | MB_DEFAULT_DESKTOP_ONLY);
return 1;
}
DXGI_ADAPTER_DESC1 desc = {};
pAdapter->GetDesc1(&desc);
std::wostringstream woss;
woss << "DirectX 12 Raytracing Support Check for ";
woss << desc.Description;
#ifdef _DEBUG
OutputDebugStringW(L"First D3D12 call will happen NOW!\n");
#endif
if (IsDirectXRaytracingSupported(pAdapter.Get())) {
std::cout << "DirectX 12 Raytracing is supported!\n";
MessageBoxW(NULL, L"DirectX 12 Raytracing is SUPPORTED!", woss.str().c_str(), MB_OK | MB_ICONINFORMATION | MB_DEFAULT_DESKTOP_ONLY);
}
else {
std::cout << "DirectX 12 Raytracing is not supported!\n";
MessageBoxW(NULL, L"DirectX 12 Raytracing is NOT SUPPORTED!", woss.str().c_str(), MB_OK | MB_ICONINFORMATION | MB_DEFAULT_DESKTOP_ONLY);
}
CoUninitialize();
return 0;
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment