Files
Sunshine/tools/dxgi.cpp

81 lines
3.1 KiB
C++

/**
* @file tools/dxgi.cpp
* @brief Displays information about connected displays and GPUs
*/
#define WINVER 0x0A00
#include "src/platform/windows/utf_utils.h"
#include "src/utility.h"
#include <d3dcommon.h>
#include <dxgi.h>
#include <format>
#include <iostream>
using namespace std::literals;
namespace dxgi {
template<class T>
void Release(T *dxgi) {
dxgi->Release();
}
using factory1_t = util::safe_ptr<IDXGIFactory1, Release<IDXGIFactory1>>;
using adapter_t = util::safe_ptr<IDXGIAdapter1, Release<IDXGIAdapter1>>;
using output_t = util::safe_ptr<IDXGIOutput, Release<IDXGIOutput>>;
} // namespace dxgi
int main(int argc, char *argv[]) {
// Set ourselves as per-monitor DPI aware for accurate resolution values on High DPI systems
SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
dxgi::factory1_t::pointer factory_p {};
const HRESULT status = CreateDXGIFactory1(IID_IDXGIFactory1, static_cast<void **>(static_cast<void *>(&factory_p)));
dxgi::factory1_t factory {factory_p};
if (FAILED(status)) {
std::cout << "Failed to create DXGIFactory1 [0x"sv << util::hex(status).to_string_view() << ']' << std::endl;
return -1;
}
dxgi::adapter_t::pointer adapter_p {};
for (int x = 0; factory->EnumAdapters1(x, &adapter_p) != DXGI_ERROR_NOT_FOUND; ++x) {
dxgi::adapter_t adapter {adapter_p};
DXGI_ADAPTER_DESC1 adapter_desc;
adapter->GetDesc1(&adapter_desc);
std::cout << "====== ADAPTER =====" << std::endl;
std::cout << "Device Name : " << utf_utils::to_utf8(std::wstring(adapter_desc.Description)) << std::endl;
std::cout << "Device Vendor ID : " << "0x" << util::hex(adapter_desc.VendorId).to_string() << std::endl;
std::cout << "Device Device ID : " << "0x" << util::hex(adapter_desc.DeviceId).to_string() << std::endl;
std::cout << "Device Video Mem : " << std::format("{} MiB", adapter_desc.DedicatedVideoMemory / 1048576) << std::endl;
std::cout << "Device Sys Mem : " << std::format("{} MiB", adapter_desc.DedicatedSystemMemory / 1048576) << std::endl;
std::cout << "Share Sys Mem : " << std::format("{} MiB", adapter_desc.SharedSystemMemory / 1048576) << std::endl;
dxgi::output_t::pointer output_p {};
bool has_outputs = false;
for (int y = 0; adapter->EnumOutputs(y, &output_p) != DXGI_ERROR_NOT_FOUND; ++y) {
// Print the header only when we find the first output
if (!has_outputs) {
std::cout << std::endl
<< " ====== OUTPUT ======" << std::endl;
has_outputs = true;
}
dxgi::output_t output {output_p};
DXGI_OUTPUT_DESC desc;
output->GetDesc(&desc);
auto width = desc.DesktopCoordinates.right - desc.DesktopCoordinates.left;
auto height = desc.DesktopCoordinates.bottom - desc.DesktopCoordinates.top;
std::cout << " Output Name : " << utf_utils::to_utf8(std::wstring(desc.DeviceName)) << std::endl;
std::cout << " AttachedToDesktop : " << (desc.AttachedToDesktop ? "yes" : "no") << std::endl;
std::cout << " Resolution : " << std::format("{}x{}", width, height) << std::endl;
}
std::cout << std::endl;
}
return 0;
}