electron/shell/browser/api/gpuinfo_manager.cc

98 lines
3.2 KiB
C++

// Copyright (c) 2018 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/browser/api/gpuinfo_manager.h"
#include <utility>
#include "base/memory/singleton.h"
#include "base/threading/thread_task_runner_handle.h"
#include "content/public/browser/browser_thread.h"
#include "gpu/config/gpu_info_collector.h"
#include "shell/browser/api/gpu_info_enumerator.h"
#include "shell/common/gin_converters/value_converter.h"
namespace electron {
GPUInfoManager* GPUInfoManager::GetInstance() {
return base::Singleton<GPUInfoManager>::get();
}
GPUInfoManager::GPUInfoManager()
: gpu_data_manager_(content::GpuDataManagerImpl::GetInstance()) {
gpu_data_manager_->AddObserver(this);
}
GPUInfoManager::~GPUInfoManager() {
content::GpuDataManagerImpl::GetInstance()->RemoveObserver(this);
}
// Based on
// https://chromium.googlesource.com/chromium/src.git/+/69.0.3497.106/content/browser/gpu/gpu_data_manager_impl_private.cc#838
bool GPUInfoManager::NeedsCompleteGpuInfoCollection() const {
#if defined(OS_WIN)
return gpu_data_manager_->DxdiagDx12VulkanRequested() &&
gpu_data_manager_->GetGPUInfo().dx_diagnostics.IsEmpty();
#else
return false;
#endif
}
// Should be posted to the task runner
void GPUInfoManager::ProcessCompleteInfo() {
const auto result = EnumerateGPUInfo(gpu_data_manager_->GetGPUInfo());
// We have received the complete information, resolve all promises that
// were waiting for this info.
for (auto& promise : complete_info_promise_set_) {
promise.Resolve(*result);
}
complete_info_promise_set_.clear();
}
void GPUInfoManager::OnGpuInfoUpdate() {
// Ignore if called when not asked for complete GPUInfo
if (NeedsCompleteGpuInfoCollection())
return;
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(&GPUInfoManager::ProcessCompleteInfo,
base::Unretained(this)));
}
// Should be posted to the task runner
void GPUInfoManager::CompleteInfoFetcher(
gin_helper::Promise<base::DictionaryValue> promise) {
complete_info_promise_set_.emplace_back(std::move(promise));
if (NeedsCompleteGpuInfoCollection()) {
gpu_data_manager_->RequestDxdiagDx12VulkanVideoGpuInfoIfNeeded(
content::GpuDataManagerImpl::kGpuInfoRequestAll, /* delayed */ false);
} else {
GPUInfoManager::OnGpuInfoUpdate();
}
}
void GPUInfoManager::FetchCompleteInfo(
gin_helper::Promise<base::DictionaryValue> promise) {
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::BindOnce(&GPUInfoManager::CompleteInfoFetcher,
base::Unretained(this), std::move(promise)));
}
// This fetches the info synchronously, so no need to post to the task queue.
// There cannot be multiple promises as they are resolved synchronously.
void GPUInfoManager::FetchBasicInfo(
gin_helper::Promise<base::DictionaryValue> promise) {
gpu::GPUInfo gpu_info;
CollectBasicGraphicsInfo(&gpu_info);
promise.Resolve(*EnumerateGPUInfo(gpu_info));
}
std::unique_ptr<base::DictionaryValue> GPUInfoManager::EnumerateGPUInfo(
gpu::GPUInfo gpu_info) const {
GPUInfoEnumerator enumerator;
gpu_info.EnumerateFields(&enumerator);
return enumerator.GetDictionary();
}
} // namespace electron