| // Copyright 2018 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "dawn/native/Instance.h" |
| |
| #include <utility> |
| |
| #include "dawn/common/Assert.h" |
| #include "dawn/common/GPUInfo.h" |
| #include "dawn/common/Log.h" |
| #include "dawn/common/SystemUtils.h" |
| #include "dawn/native/CallbackTaskManager.h" |
| #include "dawn/native/ChainUtils.h" |
| #include "dawn/native/Device.h" |
| #include "dawn/native/ErrorData.h" |
| #include "dawn/native/Surface.h" |
| #include "dawn/native/Toggles.h" |
| #include "dawn/native/ValidationUtils_autogen.h" |
| #include "dawn/platform/DawnPlatform.h" |
| |
| // For SwiftShader fallback |
| #if defined(DAWN_ENABLE_BACKEND_VULKAN) |
| #include "dawn/native/VulkanBackend.h" |
| #endif // defined(DAWN_ENABLE_BACKEND_VULKAN) |
| |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| #include "dawn/native/D3DBackend.h" |
| #include "dawn/native/d3d/BackendD3D.h" |
| #include "dawn/native/d3d/D3DError.h" |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| |
| #if defined(DAWN_ENABLE_BACKEND_OPENGL) |
| #include "dawn/native/OpenGLBackend.h" |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGL) |
| |
| #if defined(DAWN_USE_X11) |
| #include "dawn/native/XlibXcbFunctions.h" |
| #endif // defined(DAWN_USE_X11) |
| |
| #include <optional> |
| |
| namespace dawn::native { |
| |
| // Forward definitions of each backend's "Connect" function that creates new BackendConnection. |
| // Conditionally compiled declarations are used to avoid using static constructors instead. |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) |
| namespace d3d11 { |
| BackendConnection* Connect(InstanceBase* instance); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) |
| #if defined(DAWN_ENABLE_BACKEND_D3D12) |
| namespace d3d12 { |
| BackendConnection* Connect(InstanceBase* instance); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D12) |
| #if defined(DAWN_ENABLE_BACKEND_METAL) |
| namespace metal { |
| BackendConnection* Connect(InstanceBase* instance); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_METAL) |
| #if defined(DAWN_ENABLE_BACKEND_NULL) |
| namespace null { |
| BackendConnection* Connect(InstanceBase* instance); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_NULL) |
| #if defined(DAWN_ENABLE_BACKEND_OPENGL) |
| namespace opengl { |
| BackendConnection* Connect(InstanceBase* instance, wgpu::BackendType backendType); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGL) |
| #if defined(DAWN_ENABLE_BACKEND_VULKAN) |
| namespace vulkan { |
| BackendConnection* Connect(InstanceBase* instance); |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_VULKAN) |
| |
| namespace { |
| |
| BackendsBitset GetEnabledBackends() { |
| BackendsBitset enabledBackends; |
| #if defined(DAWN_ENABLE_BACKEND_NULL) |
| enabledBackends.set(wgpu::BackendType::Null); |
| #endif // defined(DAWN_ENABLE_BACKEND_NULL) |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) |
| enabledBackends.set(wgpu::BackendType::D3D11); |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) |
| #if defined(DAWN_ENABLE_BACKEND_D3D12) |
| enabledBackends.set(wgpu::BackendType::D3D12); |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D12) |
| #if defined(DAWN_ENABLE_BACKEND_METAL) |
| enabledBackends.set(wgpu::BackendType::Metal); |
| #endif // defined(DAWN_ENABLE_BACKEND_METAL) |
| #if defined(DAWN_ENABLE_BACKEND_VULKAN) |
| enabledBackends.set(wgpu::BackendType::Vulkan); |
| #endif // defined(DAWN_ENABLE_BACKEND_VULKAN) |
| #if defined(DAWN_ENABLE_BACKEND_DESKTOP_GL) |
| enabledBackends.set(wgpu::BackendType::OpenGL); |
| #endif // defined(DAWN_ENABLE_BACKEND_DESKTOP_GL) |
| #if defined(DAWN_ENABLE_BACKEND_OPENGLES) |
| enabledBackends.set(wgpu::BackendType::OpenGLES); |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGLES) |
| |
| return enabledBackends; |
| } |
| |
| dawn::platform::CachingInterface* GetCachingInterface(dawn::platform::Platform* platform) { |
| if (platform != nullptr) { |
| return platform->GetCachingInterface(); |
| } |
| return nullptr; |
| } |
| |
| } // anonymous namespace |
| |
| InstanceBase* APICreateInstance(const InstanceDescriptor* descriptor) { |
| return InstanceBase::Create(descriptor).Detach(); |
| } |
| |
| // InstanceBase |
| |
| // static |
| Ref<InstanceBase> InstanceBase::Create(const InstanceDescriptor* descriptor) { |
| static constexpr InstanceDescriptor kDefaultDesc = {}; |
| if (descriptor == nullptr) { |
| descriptor = &kDefaultDesc; |
| } |
| |
| const DawnTogglesDescriptor* instanceTogglesDesc = nullptr; |
| FindInChain(descriptor->nextInChain, &instanceTogglesDesc); |
| |
| // Set up the instance toggle state from toggles descriptor |
| TogglesState instanceToggles = |
| TogglesState::CreateFromTogglesDescriptor(instanceTogglesDesc, ToggleStage::Instance); |
| // By default disable the AllowUnsafeAPIs instance toggle, it will be inherited to adapters |
| // and devices created by this instance if not overriden. |
| instanceToggles.Default(Toggle::AllowUnsafeAPIs, false); |
| |
| Ref<InstanceBase> instance = AcquireRef(new InstanceBase(instanceToggles)); |
| if (instance->ConsumedError(instance->Initialize(descriptor))) { |
| return nullptr; |
| } |
| return instance; |
| } |
| |
| InstanceBase::InstanceBase(const TogglesState& instanceToggles) : mToggles(instanceToggles) {} |
| |
| InstanceBase::~InstanceBase() = default; |
| |
| void InstanceBase::WillDropLastExternalRef() { |
| // InstanceBase uses RefCountedWithExternalCount to break refcycles. |
| // |
| // InstanceBase holds backends which hold Refs to PhysicalDeviceBases discovered, which hold |
| // Refs back to the InstanceBase. |
| // In order to break this cycle and prevent leaks, when the application drops the last external |
| // ref and WillDropLastExternalRef is called, the instance clears out any member refs to |
| // physical devices that hold back-refs to the instance - thus breaking any reference cycles. |
| mDeprecatedPhysicalDevices.clear(); |
| for (wgpu::BackendType b : IterateBitSet(GetEnabledBackends())) { |
| if (!mBackendsConnected[b]) { |
| continue; |
| } |
| mBackends[b]->ClearPhysicalDevices(); |
| } |
| } |
| |
| // TODO(crbug.com/dawn/832): make the platform an initialization parameter of the instance. |
| MaybeError InstanceBase::Initialize(const InstanceDescriptor* descriptor) { |
| DAWN_TRY(ValidateSTypes(descriptor->nextInChain, {{wgpu::SType::DawnInstanceDescriptor}, |
| {wgpu::SType::DawnTogglesDescriptor}})); |
| |
| const DawnInstanceDescriptor* dawnDesc = nullptr; |
| FindInChain(descriptor->nextInChain, &dawnDesc); |
| if (dawnDesc != nullptr) { |
| for (uint32_t i = 0; i < dawnDesc->additionalRuntimeSearchPathsCount; ++i) { |
| mRuntimeSearchPaths.push_back(dawnDesc->additionalRuntimeSearchPaths[i]); |
| } |
| } |
| // Default paths to search are next to the shared library, next to the executable, and |
| // no path (just libvulkan.so). |
| if (auto p = GetModuleDirectory()) { |
| mRuntimeSearchPaths.push_back(std::move(*p)); |
| } |
| if (auto p = GetExecutableDirectory()) { |
| mRuntimeSearchPaths.push_back(std::move(*p)); |
| } |
| mRuntimeSearchPaths.push_back(""); |
| |
| mCallbackTaskManager = AcquireRef(new CallbackTaskManager()); |
| |
| // Initialize the platform to the default for now. |
| mDefaultPlatform = std::make_unique<dawn::platform::Platform>(); |
| SetPlatform(dawnDesc != nullptr ? dawnDesc->platform : mDefaultPlatform.get()); |
| |
| return {}; |
| } |
| |
| void InstanceBase::APIRequestAdapter(const RequestAdapterOptions* options, |
| WGPURequestAdapterCallback callback, |
| void* userdata) { |
| static constexpr RequestAdapterOptions kDefaultOptions = {}; |
| if (options == nullptr) { |
| options = &kDefaultOptions; |
| } |
| auto adapters = EnumerateAdapters(options); |
| if (adapters.empty()) { |
| callback(WGPURequestAdapterStatus_Unavailable, nullptr, "No supported adapters.", userdata); |
| } else { |
| callback(WGPURequestAdapterStatus_Success, ToAPI(adapters[0].Detach()), nullptr, userdata); |
| } |
| } |
| |
| void InstanceBase::DiscoverDefaultPhysicalDevices() { |
| dawn::WarningLog() << "DiscoverDefaultPhysicalDevices is deprecated. Call EnumerateAdapters or " |
| "RequestAdapter instead."; |
| if (mDeprecatedDiscoveredDefaultPhysicalDevices) { |
| return; |
| } |
| mDeprecatedDiscoveredDefaultPhysicalDevices = true; |
| |
| // Discover in compat mode so that all physical devices are found. All Core physical devices can |
| // also support compat. |
| RequestAdapterOptions defaultOptions = {}; |
| defaultOptions.compatibilityMode = true; |
| DeprecatedDiscoverPhysicalDevices(&defaultOptions); |
| } |
| |
| bool InstanceBase::DiscoverPhysicalDevices( |
| const PhysicalDeviceDiscoveryOptionsBase* deprecatedOptions) { |
| dawn::WarningLog() << "DiscoverPhysicalDevices is deprecated. Call EnumerateAdapters or " |
| "RequestAdapter instead."; |
| // Transform the deprecated options to RequestAdapterOptions. |
| RequestAdapterOptions adapterOptions = {}; |
| adapterOptions.backendType = wgpu::BackendType(deprecatedOptions->backendType); |
| |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| d3d::RequestAdapterOptionsLUID adapterOptionsLUID = {}; |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| |
| #if defined(DAWN_ENABLE_BACKEND_OPENGL) |
| opengl::RequestAdapterOptionsGetGLProc glGetProcOptions = {}; |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGL) |
| |
| switch (adapterOptions.backendType) { |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| case wgpu::BackendType::D3D11: |
| case wgpu::BackendType::D3D12: { |
| if (IDXGIAdapter* dxgiAdapter = |
| static_cast<const d3d::PhysicalDeviceDiscoveryOptions*>(deprecatedOptions) |
| ->dxgiAdapter.Get()) { |
| DXGI_ADAPTER_DESC desc; |
| if (ConsumedErrorAndWarnOnce( |
| CheckHRESULT(dxgiAdapter->GetDesc(&desc), "IDXGIAdapter::GetDesc"))) { |
| return false; |
| } |
| adapterOptionsLUID.adapterLUID = desc.AdapterLuid; |
| adapterOptions.nextInChain = &adapterOptionsLUID; |
| } |
| break; |
| } |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) || defined(DAWN_ENABLE_BACKEND_D3D12) |
| |
| #if defined(DAWN_ENABLE_BACKEND_OPENGL) |
| case wgpu::BackendType::OpenGL: |
| case wgpu::BackendType::OpenGLES: |
| glGetProcOptions.getProc = |
| static_cast<const opengl::PhysicalDeviceDiscoveryOptions*>(deprecatedOptions) |
| ->getProc; |
| adapterOptions.nextInChain = &glGetProcOptions; |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGL) |
| |
| #if defined(DAWN_ENABLE_BACKEND_VULKAN) |
| case wgpu::BackendType::Vulkan: |
| adapterOptions.forceFallbackAdapter = |
| static_cast<const vulkan::PhysicalDeviceDiscoveryOptions*>(deprecatedOptions) |
| ->forceSwiftShader; |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_VULKAN) |
| |
| default: |
| break; |
| } |
| DeprecatedDiscoverPhysicalDevices(&adapterOptions); |
| return true; |
| } |
| |
| void InstanceBase::DeprecatedDiscoverPhysicalDevices(const RequestAdapterOptions* options) { |
| for (auto physicalDevice : EnumeratePhysicalDevices(options)) { |
| // Keep mDeprecatedPhysicalDevices current with discovered physical devices, |
| // while avoiding duplicates. There shouldn't be many so an O(n^2) loop is OK. |
| bool found = false; |
| for (const auto& other : mDeprecatedPhysicalDevices) { |
| if (other.Get() == physicalDevice.Get()) { |
| found = true; |
| break; |
| } |
| } |
| if (!found) { |
| mDeprecatedPhysicalDevices.push_back(physicalDevice); |
| } |
| } |
| } |
| |
| Ref<AdapterBase> InstanceBase::CreateAdapter( |
| Ref<PhysicalDeviceBase> physicalDevice, |
| FeatureLevel featureLevel, |
| const DawnTogglesDescriptor* requiredAdapterToggles) const { |
| // Set up toggles state for default adapter from given toggles descriptor and inherit from |
| // instance toggles. |
| TogglesState adapterToggles = |
| TogglesState::CreateFromTogglesDescriptor(requiredAdapterToggles, ToggleStage::Adapter); |
| adapterToggles.InheritFrom(mToggles); |
| // Set up forced and default adapter toggles for selected physical device. |
| physicalDevice->SetupBackendAdapterToggles(&adapterToggles); |
| |
| return AcquireRef(new AdapterBase(std::move(physicalDevice), featureLevel, adapterToggles)); |
| } |
| |
| std::vector<Ref<AdapterBase>> InstanceBase::GetAdapters() const { |
| std::vector<Ref<AdapterBase>> adapters; |
| for (const auto& physicalDevice : mDeprecatedPhysicalDevices) { |
| for (FeatureLevel featureLevel : {FeatureLevel::Compatibility, FeatureLevel::Core}) { |
| if (physicalDevice->SupportsFeatureLevel(featureLevel)) { |
| // GetAdapters is deprecated, just set up default toggles state. Use |
| // EnumerateAdapters instead. |
| adapters.push_back(CreateAdapter(physicalDevice, featureLevel, nullptr)); |
| } |
| } |
| } |
| return adapters; |
| } |
| |
| const TogglesState& InstanceBase::GetTogglesState() const { |
| return mToggles; |
| } |
| |
| const ToggleInfo* InstanceBase::GetToggleInfo(const char* toggleName) { |
| return mTogglesInfo.GetToggleInfo(toggleName); |
| } |
| |
| Toggle InstanceBase::ToggleNameToEnum(const char* toggleName) { |
| return mTogglesInfo.ToggleNameToEnum(toggleName); |
| } |
| |
| const FeatureInfo* InstanceBase::GetFeatureInfo(wgpu::FeatureName feature) { |
| return mFeaturesInfo.GetFeatureInfo(feature); |
| } |
| |
| std::vector<Ref<AdapterBase>> InstanceBase::EnumerateAdapters( |
| const RequestAdapterOptions* options) { |
| if (options == nullptr) { |
| // Default path that returns all WebGPU core adapters on the system with default toggles. |
| RequestAdapterOptions defaultOptions = {}; |
| return EnumerateAdapters(&defaultOptions); |
| } |
| |
| const DawnTogglesDescriptor* togglesDesc = nullptr; |
| FindInChain(options->nextInChain, &togglesDesc); |
| |
| FeatureLevel featureLevel = |
| options->compatibilityMode ? FeatureLevel::Compatibility : FeatureLevel::Core; |
| std::vector<Ref<AdapterBase>> adapters; |
| for (const auto& physicalDevice : EnumeratePhysicalDevices(options)) { |
| ASSERT(physicalDevice->SupportsFeatureLevel(featureLevel)); |
| adapters.push_back(CreateAdapter(physicalDevice, featureLevel, togglesDesc)); |
| } |
| return SortAdapters(std::move(adapters), options); |
| } |
| |
| size_t InstanceBase::GetPhysicalDeviceCountForTesting() const { |
| size_t count = mDeprecatedPhysicalDevices.size(); |
| for (wgpu::BackendType b : IterateBitSet(GetEnabledBackends())) { |
| if (!mBackendsConnected[b]) { |
| continue; |
| } |
| count += mBackends[b]->GetPhysicalDeviceCountForTesting(); |
| } |
| return count; |
| } |
| |
| void InstanceBase::EnsureBackendConnection(wgpu::BackendType backendType) { |
| if (mBackendsConnected[backendType]) { |
| return; |
| } |
| |
| auto Register = [this](BackendConnection* connection, wgpu::BackendType expectedType) { |
| if (connection != nullptr) { |
| ASSERT(connection->GetType() == expectedType); |
| ASSERT(connection->GetInstance() == this); |
| mBackends[connection->GetType()] = std::unique_ptr<BackendConnection>(connection); |
| } |
| }; |
| |
| switch (backendType) { |
| #if defined(DAWN_ENABLE_BACKEND_NULL) |
| case wgpu::BackendType::Null: |
| Register(null::Connect(this), wgpu::BackendType::Null); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_NULL) |
| |
| #if defined(DAWN_ENABLE_BACKEND_D3D11) |
| case wgpu::BackendType::D3D11: |
| Register(d3d11::Connect(this), wgpu::BackendType::D3D11); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D11) |
| |
| #if defined(DAWN_ENABLE_BACKEND_D3D12) |
| case wgpu::BackendType::D3D12: |
| Register(d3d12::Connect(this), wgpu::BackendType::D3D12); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_D3D12) |
| |
| #if defined(DAWN_ENABLE_BACKEND_METAL) |
| case wgpu::BackendType::Metal: |
| Register(metal::Connect(this), wgpu::BackendType::Metal); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_METAL) |
| |
| #if defined(DAWN_ENABLE_BACKEND_VULKAN) |
| case wgpu::BackendType::Vulkan: |
| Register(vulkan::Connect(this), wgpu::BackendType::Vulkan); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_VULKAN) |
| |
| #if defined(DAWN_ENABLE_BACKEND_DESKTOP_GL) |
| case wgpu::BackendType::OpenGL: |
| Register(opengl::Connect(this, wgpu::BackendType::OpenGL), wgpu::BackendType::OpenGL); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_DESKTOP_GL) |
| |
| #if defined(DAWN_ENABLE_BACKEND_OPENGLES) |
| case wgpu::BackendType::OpenGLES: |
| Register(opengl::Connect(this, wgpu::BackendType::OpenGLES), |
| wgpu::BackendType::OpenGLES); |
| break; |
| #endif // defined(DAWN_ENABLE_BACKEND_OPENGLES) |
| |
| default: |
| UNREACHABLE(); |
| } |
| |
| mBackendsConnected.set(backendType); |
| } |
| |
| std::vector<Ref<PhysicalDeviceBase>> InstanceBase::EnumeratePhysicalDevices( |
| const RequestAdapterOptions* options) { |
| ASSERT(options); |
| |
| BackendsBitset enabledBackends = GetEnabledBackends(); |
| BackendsBitset backendsToFind; |
| if (options->backendType != wgpu::BackendType::Undefined) { |
| backendsToFind = {}; |
| if (!ConsumedErrorAndWarnOnce(ValidateBackendType(options->backendType))) { |
| backendsToFind.set(options->backendType, enabledBackends[options->backendType]); |
| } |
| } else { |
| backendsToFind = enabledBackends; |
| } |
| |
| std::vector<Ref<PhysicalDeviceBase>> discoveredPhysicalDevices; |
| for (wgpu::BackendType b : IterateBitSet(backendsToFind)) { |
| EnsureBackendConnection(b); |
| |
| std::vector<Ref<PhysicalDeviceBase>> physicalDevices = |
| mBackends[b]->DiscoverPhysicalDevices(options); |
| discoveredPhysicalDevices.insert(discoveredPhysicalDevices.end(), physicalDevices.begin(), |
| physicalDevices.end()); |
| } |
| return discoveredPhysicalDevices; |
| } |
| |
| bool InstanceBase::ConsumedError(MaybeError maybeError) { |
| if (maybeError.IsError()) { |
| ConsumeError(maybeError.AcquireError()); |
| return true; |
| } |
| return false; |
| } |
| |
| bool InstanceBase::ConsumedErrorAndWarnOnce(MaybeError maybeErr) { |
| if (!maybeErr.IsError()) { |
| return false; |
| } |
| std::string message = maybeErr.AcquireError()->GetFormattedMessage(); |
| if (warningMessages.insert(message).second) { |
| dawn::WarningLog() << message; |
| } |
| return true; |
| } |
| |
| bool InstanceBase::IsBackendValidationEnabled() const { |
| return mBackendValidationLevel != BackendValidationLevel::Disabled; |
| } |
| |
| void InstanceBase::SetBackendValidationLevel(BackendValidationLevel level) { |
| mBackendValidationLevel = level; |
| } |
| |
| BackendValidationLevel InstanceBase::GetBackendValidationLevel() const { |
| return mBackendValidationLevel; |
| } |
| |
| void InstanceBase::EnableBeginCaptureOnStartup(bool beginCaptureOnStartup) { |
| mBeginCaptureOnStartup = beginCaptureOnStartup; |
| } |
| |
| bool InstanceBase::IsBeginCaptureOnStartupEnabled() const { |
| return mBeginCaptureOnStartup; |
| } |
| |
| void InstanceBase::EnableAdapterBlocklist(bool enable) { |
| mEnableAdapterBlocklist = enable; |
| } |
| |
| bool InstanceBase::IsAdapterBlocklistEnabled() const { |
| return mEnableAdapterBlocklist; |
| } |
| |
| void InstanceBase::SetPlatform(dawn::platform::Platform* platform) { |
| if (platform == nullptr) { |
| mPlatform = mDefaultPlatform.get(); |
| } else { |
| mPlatform = platform; |
| } |
| mBlobCache = std::make_unique<BlobCache>(GetCachingInterface(platform)); |
| } |
| |
| void InstanceBase::SetPlatformForTesting(dawn::platform::Platform* platform) { |
| SetPlatform(platform); |
| } |
| |
| dawn::platform::Platform* InstanceBase::GetPlatform() { |
| return mPlatform; |
| } |
| |
| BlobCache* InstanceBase::GetBlobCache(bool enabled) { |
| if (enabled) { |
| return mBlobCache.get(); |
| } |
| return &mPassthroughBlobCache; |
| } |
| |
| uint64_t InstanceBase::GetDeviceCountForTesting() const { |
| std::lock_guard<std::mutex> lg(mDevicesListMutex); |
| return mDevicesList.size(); |
| } |
| |
| void InstanceBase::AddDevice(DeviceBase* device) { |
| std::lock_guard<std::mutex> lg(mDevicesListMutex); |
| mDevicesList.insert(device); |
| } |
| |
| void InstanceBase::RemoveDevice(DeviceBase* device) { |
| std::lock_guard<std::mutex> lg(mDevicesListMutex); |
| mDevicesList.erase(device); |
| } |
| |
| bool InstanceBase::APIProcessEvents() { |
| std::vector<Ref<DeviceBase>> devices; |
| { |
| std::lock_guard<std::mutex> lg(mDevicesListMutex); |
| for (auto device : mDevicesList) { |
| devices.push_back(device); |
| } |
| } |
| |
| bool hasMoreEvents = false; |
| for (auto device : devices) { |
| hasMoreEvents = device->APITick() || hasMoreEvents; |
| } |
| |
| mCallbackTaskManager->Flush(); |
| |
| return hasMoreEvents || !mCallbackTaskManager->IsEmpty(); |
| } |
| |
| const std::vector<std::string>& InstanceBase::GetRuntimeSearchPaths() const { |
| return mRuntimeSearchPaths; |
| } |
| |
| const Ref<CallbackTaskManager>& InstanceBase::GetCallbackTaskManager() const { |
| return mCallbackTaskManager; |
| } |
| |
| void InstanceBase::ConsumeError(std::unique_ptr<ErrorData> error) { |
| ASSERT(error != nullptr); |
| dawn::ErrorLog() << error->GetFormattedMessage(); |
| } |
| |
| const XlibXcbFunctions* InstanceBase::GetOrCreateXlibXcbFunctions() { |
| #if defined(DAWN_USE_X11) |
| if (mXlibXcbFunctions == nullptr) { |
| mXlibXcbFunctions = std::make_unique<XlibXcbFunctions>(); |
| } |
| return mXlibXcbFunctions.get(); |
| #else |
| UNREACHABLE(); |
| #endif // defined(DAWN_USE_X11) |
| } |
| |
| Surface* InstanceBase::APICreateSurface(const SurfaceDescriptor* descriptor) { |
| if (ConsumedError(ValidateSurfaceDescriptor(this, descriptor))) { |
| return Surface::MakeError(this); |
| } |
| |
| return new Surface(this, descriptor); |
| } |
| |
| } // namespace dawn::native |