| // Copyright 2020 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/QuerySet.h" |
| |
| #include "dawn_native/Device.h" |
| #include "dawn_native/Extensions.h" |
| #include "dawn_native/ValidationUtils_autogen.h" |
| |
| #include <set> |
| |
| namespace dawn_native { |
| |
| namespace { |
| |
| class ErrorQuerySet final : public QuerySetBase { |
| public: |
| ErrorQuerySet(DeviceBase* device) : QuerySetBase(device, ObjectBase::kError) { |
| } |
| |
| private: |
| void DestroyImpl() override { |
| UNREACHABLE(); |
| } |
| }; |
| |
| } // anonymous namespace |
| |
| MaybeError ValidateQuerySetDescriptor(DeviceBase* device, |
| const QuerySetDescriptor* descriptor) { |
| if (descriptor->nextInChain != nullptr) { |
| return DAWN_VALIDATION_ERROR("nextInChain must be nullptr"); |
| } |
| |
| if (descriptor->count > kMaxQueryCount) { |
| return DAWN_VALIDATION_ERROR("Max query count exceeded"); |
| } |
| |
| DAWN_TRY(ValidateQueryType(descriptor->type)); |
| |
| switch (descriptor->type) { |
| case wgpu::QueryType::Occlusion: |
| if (descriptor->pipelineStatisticsCount != 0) { |
| return DAWN_VALIDATION_ERROR( |
| "The pipeline statistics should not be set if query type is Occlusion"); |
| } |
| break; |
| |
| case wgpu::QueryType::PipelineStatistics: { |
| // TODO(crbug.com/1177506): Pipeline statistics query is not fully implemented. |
| // Disallow it as unsafe until the implementaion is completed. |
| if (device->IsToggleEnabled(Toggle::DisallowUnsafeAPIs)) { |
| return DAWN_VALIDATION_ERROR( |
| "Pipeline statistics query is disallowed because it's not fully " |
| "implemented"); |
| } |
| |
| if (!device->IsExtensionEnabled(Extension::PipelineStatisticsQuery)) { |
| return DAWN_VALIDATION_ERROR( |
| "The pipeline statistics query feature is not supported"); |
| } |
| |
| if (descriptor->pipelineStatisticsCount == 0) { |
| return DAWN_VALIDATION_ERROR( |
| "At least one pipeline statistics is set if query type is " |
| "PipelineStatistics"); |
| } |
| |
| std::set<wgpu::PipelineStatisticName> pipelineStatisticsSet; |
| for (uint32_t i = 0; i < descriptor->pipelineStatisticsCount; i++) { |
| DAWN_TRY(ValidatePipelineStatisticName(descriptor->pipelineStatistics[i])); |
| |
| std::pair<std::set<wgpu::PipelineStatisticName>::iterator, bool> res = |
| pipelineStatisticsSet.insert((descriptor->pipelineStatistics[i])); |
| if (!res.second) { |
| return DAWN_VALIDATION_ERROR("Duplicate pipeline statistics found"); |
| } |
| } |
| } break; |
| |
| case wgpu::QueryType::Timestamp: |
| if (!device->IsExtensionEnabled(Extension::TimestampQuery)) { |
| return DAWN_VALIDATION_ERROR("The timestamp query feature is not supported"); |
| } |
| |
| if (device->IsToggleEnabled(Toggle::DisallowUnsafeAPIs)) { |
| return DAWN_VALIDATION_ERROR( |
| "The timestamp query is disallowed because it may expose precise timing " |
| "information"); |
| } |
| |
| if (descriptor->pipelineStatisticsCount != 0) { |
| return DAWN_VALIDATION_ERROR( |
| "The pipeline statistics should not be set if query type is Timestamp"); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| return {}; |
| } |
| |
| QuerySetBase::QuerySetBase(DeviceBase* device, const QuerySetDescriptor* descriptor) |
| : ObjectBase(device), |
| mQueryType(descriptor->type), |
| mQueryCount(descriptor->count), |
| mState(QuerySetState::Available) { |
| for (uint32_t i = 0; i < descriptor->pipelineStatisticsCount; i++) { |
| mPipelineStatistics.push_back(descriptor->pipelineStatistics[i]); |
| } |
| |
| mQueryAvailability.resize(descriptor->count); |
| } |
| |
| QuerySetBase::QuerySetBase(DeviceBase* device, ObjectBase::ErrorTag tag) |
| : ObjectBase(device, tag) { |
| } |
| |
| QuerySetBase::~QuerySetBase() { |
| // Uninitialized or already destroyed |
| ASSERT(mState == QuerySetState::Unavailable || mState == QuerySetState::Destroyed); |
| } |
| |
| // static |
| QuerySetBase* QuerySetBase::MakeError(DeviceBase* device) { |
| return new ErrorQuerySet(device); |
| } |
| |
| wgpu::QueryType QuerySetBase::GetQueryType() const { |
| return mQueryType; |
| } |
| |
| uint32_t QuerySetBase::GetQueryCount() const { |
| return mQueryCount; |
| } |
| |
| const std::vector<wgpu::PipelineStatisticName>& QuerySetBase::GetPipelineStatistics() const { |
| return mPipelineStatistics; |
| } |
| |
| const std::vector<bool>& QuerySetBase::GetQueryAvailability() const { |
| return mQueryAvailability; |
| } |
| |
| void QuerySetBase::SetQueryAvailability(uint32_t index, bool available) { |
| mQueryAvailability[index] = available; |
| } |
| |
| MaybeError QuerySetBase::ValidateCanUseInSubmitNow() const { |
| ASSERT(!IsError()); |
| if (mState == QuerySetState::Destroyed) { |
| return DAWN_VALIDATION_ERROR("Destroyed query set used in a submit"); |
| } |
| return {}; |
| } |
| |
| void QuerySetBase::APIDestroy() { |
| if (GetDevice()->ConsumedError(ValidateDestroy())) { |
| return; |
| } |
| DestroyInternal(); |
| } |
| |
| MaybeError QuerySetBase::ValidateDestroy() const { |
| DAWN_TRY(GetDevice()->ValidateObject(this)); |
| return {}; |
| } |
| |
| void QuerySetBase::DestroyInternal() { |
| if (mState != QuerySetState::Destroyed) { |
| DestroyImpl(); |
| } |
| mState = QuerySetState::Destroyed; |
| } |
| |
| } // namespace dawn_native |