blob: f05bc667dd6ec2097b6bcd746809827e305a9a84 [file] [log] [blame]
// Copyright 2017 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
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
#include <memory>
#include <mutex>
#include <string>
#include <unordered_set>
#include <utility>
#include <vector>
#include "dawn/native/CacheKey.h"
#include "dawn/native/Commands.h"
#include "dawn/native/ComputePipeline.h"
#include "dawn/native/Error.h"
#include "dawn/native/Features.h"
#include "dawn/native/Format.h"
#include "dawn/native/Forward.h"
#include "dawn/native/Limits.h"
#include "dawn/native/ObjectBase.h"
#include "dawn/native/ObjectType_autogen.h"
#include "dawn/native/RefCountedWithExternalCount.h"
#include "dawn/native/Toggles.h"
#include "dawn/native/UsageValidationMode.h"
#include "dawn/native/DawnNative.h"
#include "dawn/native/dawn_platform.h"
namespace dawn::platform {
class WorkerTaskPool;
} // namespace dawn::platform
namespace dawn::native {
class AsyncTaskManager;
class AttachmentState;
class AttachmentStateBlueprint;
class Blob;
class BlobCache;
class CallbackTaskManager;
class DynamicUploader;
class ErrorScopeStack;
class OwnedCompilationMessages;
struct CallbackTask;
struct InternalPipelineStore;
struct ShaderModuleParseResult;
using WGSLExtensionSet = std::unordered_set<std::string>;
class DeviceBase : public RefCountedWithExternalCount {
DeviceBase(AdapterBase* adapter,
const DeviceDescriptor* descriptor,
const TogglesState& deviceToggles);
~DeviceBase() override;
// Handles the error, causing a device loss if applicable. Almost always when a device loss
// occurs because of an error, we want to call the device loss callback with an undefined
// reason, but the ForceLoss API allows for an injection of the reason, hence the default
// argument. The `additionalAllowedErrors` mask allows specifying additional errors are allowed
// (on top of validation and device loss errors). Note that "allowed" is defined as surfacing to
// users as the respective error rather than causing a device loss instead.
void HandleError(std::unique_ptr<ErrorData> error,
InternalErrorType additionalAllowedErrors = InternalErrorType::None,
WGPUDeviceLostReason lost_reason = WGPUDeviceLostReason_Undefined);
// Variants of ConsumedError must use the returned boolean to handle failure cases since an
// error may cause a device loss and further execution may be undefined. This is especially
// true for the ResultOrError variants.
[[nodiscard]] bool ConsumedError(
MaybeError maybeError,
InternalErrorType additionalAllowedErrors = InternalErrorType::None) {
if (DAWN_UNLIKELY(maybeError.IsError())) {
ConsumeError(maybeError.AcquireError(), additionalAllowedErrors);
return true;
return false;
template <typename T>
[[nodiscard]] bool ConsumedError(
ResultOrError<T> resultOrError,
T* result,
InternalErrorType additionalAllowedErrors = InternalErrorType::None) {
if (DAWN_UNLIKELY(resultOrError.IsError())) {
ConsumeError(resultOrError.AcquireError(), additionalAllowedErrors);
return true;
*result = resultOrError.AcquireSuccess();
return false;
template <typename... Args>
[[nodiscard]] bool ConsumedError(MaybeError maybeError,
InternalErrorType additionalAllowedErrors,
const char* formatStr,
const Args&... args) {
if (DAWN_UNLIKELY(maybeError.IsError())) {
std::unique_ptr<ErrorData> error = maybeError.AcquireError();
if (error->GetType() == InternalErrorType::Validation) {
error->AppendContext(formatStr, args...);
ConsumeError(std::move(error), additionalAllowedErrors);
return true;
return false;
template <typename... Args>
[[nodiscard]] bool ConsumedError(MaybeError maybeError,
const char* formatStr,
const Args&... args) {
return ConsumedError(std::move(maybeError), InternalErrorType::None, formatStr, args...);
template <typename T, typename... Args>
[[nodiscard]] bool ConsumedError(ResultOrError<T> resultOrError,
T* result,
InternalErrorType additionalAllowedErrors,
const char* formatStr,
const Args&... args) {
if (DAWN_UNLIKELY(resultOrError.IsError())) {
std::unique_ptr<ErrorData> error = resultOrError.AcquireError();
if (error->GetType() == InternalErrorType::Validation) {
error->AppendContext(formatStr, args...);
ConsumeError(std::move(error), additionalAllowedErrors);
return true;
*result = resultOrError.AcquireSuccess();
return false;
template <typename T, typename... Args>
[[nodiscard]] bool ConsumedError(ResultOrError<T> resultOrError,
T* result,
const char* formatStr,
const Args&... args) {
return ConsumedError(std::move(resultOrError), result, InternalErrorType::None, formatStr,
MaybeError ValidateObject(const ApiObjectBase* object) const;
AdapterBase* GetAdapter() const;
virtual dawn::platform::Platform* GetPlatform() const;
// Returns the Format corresponding to the wgpu::TextureFormat or an error if the format
// isn't a valid wgpu::TextureFormat or isn't supported by this device.
// The pointer returned has the same lifetime as the device.
ResultOrError<const Format*> GetInternalFormat(wgpu::TextureFormat format) const;
// Returns the Format corresponding to the wgpu::TextureFormat and assumes the format is
// valid and supported.
// The reference returned has the same lifetime as the device.
const Format& GetValidInternalFormat(wgpu::TextureFormat format) const;
const Format& GetValidInternalFormat(FormatIndex formatIndex) const;
virtual ResultOrError<Ref<CommandBufferBase>> CreateCommandBuffer(
CommandEncoder* encoder,
const CommandBufferDescriptor* descriptor) = 0;
ExecutionSerial GetCompletedCommandSerial() const;
ExecutionSerial GetLastSubmittedCommandSerial() const;
ExecutionSerial GetPendingCommandSerial() const;
// Many Dawn objects are completely immutable once created which means that if two
// creations are given the same arguments, they can return the same object. Reusing
// objects will help make comparisons between objects by a single pointer comparison.
// Technically no object is immutable as they have a reference count, and an
// application with reference-counting issues could "see" that objects are reused.
// This is solved by automatic-reference counting, and also the fact that when using
// the client-server wire every creation will get a different proxy object, with a
// different reference count.
// When trying to create an object, we give both the descriptor and an example of what
// the created object will be, the "blueprint". The blueprint is just a FooBase object
// instead of a backend Foo object. If the blueprint doesn't match an object in the
// cache, then the descriptor is used to make a new object.
ResultOrError<Ref<BindGroupLayoutBase>> GetOrCreateBindGroupLayout(
const BindGroupLayoutDescriptor* descriptor,
PipelineCompatibilityToken pipelineCompatibilityToken = PipelineCompatibilityToken(0));
void UncacheBindGroupLayout(BindGroupLayoutBase* obj);
BindGroupLayoutBase* GetEmptyBindGroupLayout();
void UncacheComputePipeline(ComputePipelineBase* obj);
ResultOrError<Ref<TextureViewBase>> GetOrCreatePlaceholderTextureViewForExternalTexture();
ResultOrError<Ref<PipelineLayoutBase>> GetOrCreatePipelineLayout(
const PipelineLayoutDescriptor* descriptor);
void UncachePipelineLayout(PipelineLayoutBase* obj);
void UncacheRenderPipeline(RenderPipelineBase* obj);
ResultOrError<Ref<SamplerBase>> GetOrCreateSampler(const SamplerDescriptor* descriptor);
void UncacheSampler(SamplerBase* obj);
ResultOrError<Ref<ShaderModuleBase>> GetOrCreateShaderModule(
const ShaderModuleDescriptor* descriptor,
ShaderModuleParseResult* parseResult,
OwnedCompilationMessages* compilationMessages);
void UncacheShaderModule(ShaderModuleBase* obj);
Ref<AttachmentState> GetOrCreateAttachmentState(AttachmentStateBlueprint* blueprint);
Ref<AttachmentState> GetOrCreateAttachmentState(
const RenderBundleEncoderDescriptor* descriptor);
Ref<AttachmentState> GetOrCreateAttachmentState(const RenderPipelineDescriptor* descriptor);
Ref<AttachmentState> GetOrCreateAttachmentState(const RenderPassDescriptor* descriptor);
void UncacheAttachmentState(AttachmentState* obj);
Ref<PipelineCacheBase> GetOrCreatePipelineCache(const CacheKey& key);
// Object creation methods that be used in a reentrant manner.
ResultOrError<Ref<BindGroupBase>> CreateBindGroup(
const BindGroupDescriptor* descriptor,
UsageValidationMode mode = UsageValidationMode::Default);
ResultOrError<Ref<BindGroupLayoutBase>> CreateBindGroupLayout(
const BindGroupLayoutDescriptor* descriptor,
bool allowInternalBinding = false);
ResultOrError<Ref<BufferBase>> CreateBuffer(const BufferDescriptor* descriptor);
ResultOrError<Ref<CommandEncoder>> CreateCommandEncoder(
const CommandEncoderDescriptor* descriptor = nullptr);
ResultOrError<Ref<ComputePipelineBase>> CreateComputePipeline(
const ComputePipelineDescriptor* descriptor);
MaybeError CreateComputePipelineAsync(const ComputePipelineDescriptor* descriptor,
WGPUCreateComputePipelineAsyncCallback callback,
void* userdata);
ResultOrError<Ref<PipelineLayoutBase>> CreatePipelineLayout(
const PipelineLayoutDescriptor* descriptor);
ResultOrError<Ref<QuerySetBase>> CreateQuerySet(const QuerySetDescriptor* descriptor);
ResultOrError<Ref<RenderBundleEncoder>> CreateRenderBundleEncoder(
const RenderBundleEncoderDescriptor* descriptor);
ResultOrError<Ref<RenderPipelineBase>> CreateRenderPipeline(
const RenderPipelineDescriptor* descriptor);
MaybeError CreateRenderPipelineAsync(const RenderPipelineDescriptor* descriptor,
WGPUCreateRenderPipelineAsyncCallback callback,
void* userdata);
ResultOrError<Ref<SamplerBase>> CreateSampler(const SamplerDescriptor* descriptor = nullptr);
ResultOrError<Ref<ShaderModuleBase>> CreateShaderModule(
const ShaderModuleDescriptor* descriptor,
OwnedCompilationMessages* compilationMessages = nullptr);
ResultOrError<Ref<SwapChainBase>> CreateSwapChain(Surface* surface,
const SwapChainDescriptor* descriptor);
ResultOrError<Ref<TextureBase>> CreateTexture(const TextureDescriptor* descriptor);
ResultOrError<Ref<TextureViewBase>> CreateTextureView(TextureBase* texture,
const TextureViewDescriptor* descriptor);
// Implementation of API object creation methods. DO NOT use them in a reentrant manner.
BindGroupBase* APICreateBindGroup(const BindGroupDescriptor* descriptor);
BindGroupLayoutBase* APICreateBindGroupLayout(const BindGroupLayoutDescriptor* descriptor);
BufferBase* APICreateBuffer(const BufferDescriptor* descriptor);
CommandEncoder* APICreateCommandEncoder(const CommandEncoderDescriptor* descriptor);
ComputePipelineBase* APICreateComputePipeline(const ComputePipelineDescriptor* descriptor);
PipelineLayoutBase* APICreatePipelineLayout(const PipelineLayoutDescriptor* descriptor);
QuerySetBase* APICreateQuerySet(const QuerySetDescriptor* descriptor);
void APICreateComputePipelineAsync(const ComputePipelineDescriptor* descriptor,
WGPUCreateComputePipelineAsyncCallback callback,
void* userdata);
void APICreateRenderPipelineAsync(const RenderPipelineDescriptor* descriptor,
WGPUCreateRenderPipelineAsyncCallback callback,
void* userdata);
RenderBundleEncoder* APICreateRenderBundleEncoder(
const RenderBundleEncoderDescriptor* descriptor);
RenderPipelineBase* APICreateRenderPipeline(const RenderPipelineDescriptor* descriptor);
ExternalTextureBase* APICreateExternalTexture(const ExternalTextureDescriptor* descriptor);
SamplerBase* APICreateSampler(const SamplerDescriptor* descriptor);
ShaderModuleBase* APICreateShaderModule(const ShaderModuleDescriptor* descriptor);
SwapChainBase* APICreateSwapChain(Surface* surface, const SwapChainDescriptor* descriptor);
TextureBase* APICreateTexture(const TextureDescriptor* descriptor);
InternalPipelineStore* GetInternalPipelineStore();
// For Dawn Wire
BufferBase* APICreateErrorBuffer(const BufferDescriptor* desc);
ExternalTextureBase* APICreateErrorExternalTexture();
TextureBase* APICreateErrorTexture(const TextureDescriptor* desc);
AdapterBase* APIGetAdapter();
QueueBase* APIGetQueue();
bool APIGetLimits(SupportedLimits* limits) const;
bool APIHasFeature(wgpu::FeatureName feature) const;
size_t APIEnumerateFeatures(wgpu::FeatureName* features) const;
void APIInjectError(wgpu::ErrorType type, const char* message);
bool APITick();
void APIValidateTextureDescriptor(const TextureDescriptor* desc);
void APISetDeviceLostCallback(wgpu::DeviceLostCallback callback, void* userdata);
void APISetUncapturedErrorCallback(wgpu::ErrorCallback callback, void* userdata);
void APISetLoggingCallback(wgpu::LoggingCallback callback, void* userdata);
void APIPushErrorScope(wgpu::ErrorFilter filter);
bool APIPopErrorScope(wgpu::ErrorCallback callback, void* userdata);
MaybeError ValidateIsAlive() const;
BlobCache* GetBlobCache();
Blob LoadCachedBlob(const CacheKey& key);
void StoreCachedBlob(const CacheKey& key, const Blob& blob);
MaybeError CopyFromStagingToBuffer(BufferBase* source,
uint64_t sourceOffset,
BufferBase* destination,
uint64_t destinationOffset,
uint64_t size);
MaybeError CopyFromStagingToTexture(BufferBase* source,
const TextureDataLayout& src,
const TextureCopy& dst,
const Extent3D& copySizePixels);
DynamicUploader* GetDynamicUploader() const;
// The device state which is a combination of creation state and loss state.
// - BeingCreated: the device didn't finish creation yet and the frontend cannot be used
// (both for the application calling WebGPU, or re-entrant calls). No work exists on
// the GPU timeline.
// - Alive: the device is usable and might have work happening on the GPU timeline.
// - BeingDisconnected: the device is no longer usable because we are waiting for all
// work on the GPU timeline to finish. (this is to make validation prevent the
// application from adding more work during the transition from Available to
// Disconnected)
// - Disconnected: there is no longer work happening on the GPU timeline and the CPU data
// structures can be safely destroyed without additional synchronization.
// - Destroyed: the device is disconnected and resources have been reclaimed.
enum class State {
State GetState() const;
bool IsLost() const;
ApiObjectList* GetObjectTrackingList(ObjectType type);
std::vector<const char*> GetTogglesUsed() const;
WGSLExtensionSet GetWGSLExtensionAllowList() const;
bool IsToggleEnabled(Toggle toggle) const;
bool IsValidationEnabled() const;
bool IsRobustnessEnabled() const;
size_t GetLazyClearCountForTesting();
void IncrementLazyClearCountForTesting();
size_t GetDeprecationWarningCountForTesting();
void EmitDeprecationWarning(const std::string& warning);
void EmitLog(const char* message);
void EmitLog(WGPULoggingType loggingType, const char* message);
void APIForceLoss(wgpu::DeviceLostReason reason, const char* message);
QueueBase* GetQueue() const;
friend class IgnoreLazyClearCountScope;
// Check for passed fences and set the new completed serial
MaybeError CheckPassedSerials();
MaybeError Tick();
// TODO( Organize the below backend-specific parameters into the struct
// BackendMetadata that we can query from the device.
virtual uint32_t GetOptimalBytesPerRowAlignment() const = 0;
virtual uint64_t GetOptimalBufferToTextureCopyOffsetAlignment() const = 0;
virtual uint64_t GetBufferCopyOffsetAlignmentForDepthStencil() const;
virtual float GetTimestampPeriodInNS() const = 0;
virtual bool ShouldDuplicateNumWorkgroupsForDispatchIndirect(
ComputePipelineBase* computePipeline) const;
virtual bool MayRequireDuplicationOfIndirectParameters() const;
virtual bool ShouldDuplicateParametersForDrawIndirect(
const RenderPipelineBase* renderPipelineBase) const;
bool HasFeature(Feature feature) const;
const CombinedLimits& GetLimits() const;
AsyncTaskManager* GetAsyncTaskManager() const;
CallbackTaskManager* GetCallbackTaskManager() const;
dawn::platform::WorkerTaskPool* GetWorkerTaskPool() const;
void AddComputePipelineAsyncCallbackTask(Ref<ComputePipelineBase> pipeline,
WGPUCreateComputePipelineAsyncCallback callback,
void* userdata);
void AddRenderPipelineAsyncCallbackTask(Ref<RenderPipelineBase> pipeline,
WGPUCreateRenderPipelineAsyncCallback callback,
void* userdata);
PipelineCompatibilityToken GetNextPipelineCompatibilityToken();
const CacheKey& GetCacheKey() const;
const std::string& GetLabel() const;
void APISetLabel(const char* label);
void APIDestroy();
virtual void AppendDebugLayerMessages(ErrorData* error) {}
void AssumeCommandsCompleteForTesting();
// Whether the device is having scheduled commands to be submitted or executed.
// There are "Scheduled" "Pending" and "Executing" commands. Frontend knows "Executing" commands
// and backend knows "Pending" commands. "Scheduled" commands are either "Pending" or
// "Executing".
bool HasScheduledCommands() const;
// The serial by which time all currently submitted or pending operations will be completed.
ExecutionSerial GetScheduledWorkDoneSerial() const;
// For the commands being internally recorded in backend, that were not urgent to submit, this
// method makes them to be submitted as soon as possbile in next ticks.
virtual void ForceEventualFlushOfCommands() = 0;
// In the 'Normal' mode, currently recorded commands in the backend normally will be actually
// submitted in the next Tick. However in the 'Passive' mode, the submission will be postponed
// as late as possible, for example, until the client has explictly issued a submission.
enum class SubmitMode { Normal, Passive };
// Constructor used only for mocking and testing.
void ForceSetToggleForTesting(Toggle toggle, bool isEnabled);
MaybeError Initialize(Ref<QueueBase> defaultQueue);
void DestroyObjects();
void Destroy();
// Incrememt mLastSubmittedSerial when we submit the next serial
void IncrementLastSubmittedCommandSerial();
void WillDropLastExternalRef() override;
virtual ResultOrError<Ref<BindGroupBase>> CreateBindGroupImpl(
const BindGroupDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<BindGroupLayoutBase>> CreateBindGroupLayoutImpl(
const BindGroupLayoutDescriptor* descriptor,
PipelineCompatibilityToken pipelineCompatibilityToken) = 0;
virtual ResultOrError<Ref<BufferBase>> CreateBufferImpl(const BufferDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<ExternalTextureBase>> CreateExternalTextureImpl(
const ExternalTextureDescriptor* descriptor);
virtual ResultOrError<Ref<PipelineLayoutBase>> CreatePipelineLayoutImpl(
const PipelineLayoutDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<QuerySetBase>> CreateQuerySetImpl(
const QuerySetDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<SamplerBase>> CreateSamplerImpl(
const SamplerDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<ShaderModuleBase>> CreateShaderModuleImpl(
const ShaderModuleDescriptor* descriptor,
ShaderModuleParseResult* parseResult,
OwnedCompilationMessages* compilationMessages) = 0;
virtual ResultOrError<Ref<SwapChainBase>> CreateSwapChainImpl(
const SwapChainDescriptor* descriptor) = 0;
// Note that previousSwapChain may be nullptr, or come from a different backend.
virtual ResultOrError<Ref<NewSwapChainBase>> CreateSwapChainImpl(
Surface* surface,
NewSwapChainBase* previousSwapChain,
const SwapChainDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<TextureBase>> CreateTextureImpl(
const TextureDescriptor* descriptor) = 0;
virtual ResultOrError<Ref<TextureViewBase>> CreateTextureViewImpl(
TextureBase* texture,
const TextureViewDescriptor* descriptor) = 0;
virtual Ref<ComputePipelineBase> CreateUninitializedComputePipelineImpl(
const ComputePipelineDescriptor* descriptor) = 0;
virtual Ref<RenderPipelineBase> CreateUninitializedRenderPipelineImpl(
const RenderPipelineDescriptor* descriptor) = 0;
virtual void SetLabelImpl();
virtual MaybeError TickImpl() = 0;
ResultOrError<Ref<BindGroupLayoutBase>> CreateEmptyBindGroupLayout();
Ref<ComputePipelineBase> GetCachedComputePipeline(
ComputePipelineBase* uninitializedComputePipeline);
Ref<RenderPipelineBase> GetCachedRenderPipeline(
RenderPipelineBase* uninitializedRenderPipeline);
Ref<ComputePipelineBase> AddOrGetCachedComputePipeline(
Ref<ComputePipelineBase> computePipeline);
Ref<RenderPipelineBase> AddOrGetCachedRenderPipeline(Ref<RenderPipelineBase> renderPipeline);
virtual Ref<PipelineCacheBase> GetOrCreatePipelineCacheImpl(const CacheKey& key);
virtual void InitializeComputePipelineAsyncImpl(Ref<ComputePipelineBase> computePipeline,
WGPUCreateComputePipelineAsyncCallback callback,
void* userdata);
virtual void InitializeRenderPipelineAsyncImpl(Ref<RenderPipelineBase> renderPipeline,
WGPUCreateRenderPipelineAsyncCallback callback,
void* userdata);
void ApplyFeatures(const DeviceDescriptor* deviceDescriptor);
void SetWGSLExtensionAllowList();
void ConsumeError(std::unique_ptr<ErrorData> error,
InternalErrorType additionalAllowedErrors = InternalErrorType::None);
// Each backend should implement to check their passed fences if there are any and return a
// completed serial. Return 0 should indicate no fences to check.
virtual ResultOrError<ExecutionSerial> CheckAndUpdateCompletedSerials() = 0;
// During shut down of device, some operations might have been started since the last submit
// and waiting on a serial that doesn't have a corresponding fence enqueued. Fake serials to
// make all commands look completed.
void AssumeCommandsComplete();
bool HasPendingTasks();
bool IsDeviceIdle();
// mCompletedSerial tracks the last completed command serial that the fence has returned.
// mLastSubmittedSerial tracks the last submitted command serial.
// During device removal, the serials could be artificially incremented
// to make it appear as if commands have been compeleted.
ExecutionSerial mCompletedSerial = ExecutionSerial(0);
ExecutionSerial mLastSubmittedSerial = ExecutionSerial(0);
// DestroyImpl is used to clean up and release resources used by device, does not wait for
// GPU or check errors.
virtual void DestroyImpl() = 0;
// WaitForIdleForDestruction waits for GPU to finish, checks errors and gets ready for
// destruction. This is only used when properly destructing the device. For a real
// device loss, this function doesn't need to be called since the driver already closed all
// resources.
virtual MaybeError WaitForIdleForDestruction() = 0;
// Indicates whether the backend has pending commands to be submitted as soon as possible.
virtual bool HasPendingCommands() const = 0;
virtual MaybeError CopyFromStagingToBufferImpl(BufferBase* source,
uint64_t sourceOffset,
BufferBase* destination,
uint64_t destinationOffset,
uint64_t size) = 0;
virtual MaybeError CopyFromStagingToTextureImpl(const BufferBase* source,
const TextureDataLayout& src,
const TextureCopy& dst,
const Extent3D& copySizePixels) = 0;
wgpu::ErrorCallback mUncapturedErrorCallback = nullptr;
void* mUncapturedErrorUserdata = nullptr;
wgpu::LoggingCallback mLoggingCallback = nullptr;
void* mLoggingUserdata = nullptr;
wgpu::DeviceLostCallback mDeviceLostCallback = nullptr;
void* mDeviceLostUserdata = nullptr;
std::unique_ptr<ErrorScopeStack> mErrorScopeStack;
Ref<AdapterBase> mAdapter;
// The object caches aren't exposed in the header as they would require a lot of
// additional includes.
struct Caches;
std::unique_ptr<Caches> mCaches;
Ref<BindGroupLayoutBase> mEmptyBindGroupLayout;
Ref<TextureViewBase> mExternalTexturePlaceholderView;
std::unique_ptr<DynamicUploader> mDynamicUploader;
std::unique_ptr<AsyncTaskManager> mAsyncTaskManager;
Ref<QueueBase> mQueue;
struct DeprecationWarnings;
std::unique_ptr<DeprecationWarnings> mDeprecationWarnings;
State mState = State::BeingCreated;
PerObjectType<ApiObjectList> mObjectLists;
FormatTable mFormatTable;
TogglesState mToggles;
size_t mLazyClearCountForTesting = 0;
std::atomic_uint64_t mNextPipelineCompatibilityToken;
CombinedLimits mLimits;
FeaturesSet mEnabledFeatures;
WGSLExtensionSet mWGSLExtensionAllowList;
std::unique_ptr<InternalPipelineStore> mInternalPipelineStore;
Ref<CallbackTaskManager> mCallbackTaskManager;
std::unique_ptr<dawn::platform::WorkerTaskPool> mWorkerTaskPool;
std::string mLabel;
CacheKey mDeviceCacheKey;
ResultOrError<Ref<PipelineLayoutBase>> ValidateLayoutAndGetComputePipelineDescriptorWithDefaults(
DeviceBase* device,
const ComputePipelineDescriptor& descriptor,
ComputePipelineDescriptor* outDescriptor);
ResultOrError<Ref<PipelineLayoutBase>> ValidateLayoutAndGetRenderPipelineDescriptorWithDefaults(
DeviceBase* device,
const RenderPipelineDescriptor& descriptor,
RenderPipelineDescriptor* outDescriptor);
class IgnoreLazyClearCountScope : public NonMovable {
explicit IgnoreLazyClearCountScope(DeviceBase* device);
// Disable heap allocation
void* operator new(size_t) = delete;
DeviceBase* mDevice;
size_t mLazyClearCountForTesting;
} // namespace dawn::native