1 // Copyright 2020 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_QUERYSET_H_ 16 #define DAWNNATIVE_QUERYSET_H_ 17 18 #include "dawn_native/Error.h" 19 #include "dawn_native/Forward.h" 20 #include "dawn_native/ObjectBase.h" 21 22 #include "dawn_native/dawn_platform.h" 23 24 namespace dawn_native { 25 26 MaybeError ValidateQuerySetDescriptor(DeviceBase* device, const QuerySetDescriptor* descriptor); 27 28 class QuerySetBase : public ApiObjectBase { 29 public: 30 QuerySetBase(DeviceBase* device, const QuerySetDescriptor* descriptor); 31 32 static QuerySetBase* MakeError(DeviceBase* device); 33 34 ObjectType GetType() const override; 35 36 wgpu::QueryType GetQueryType() const; 37 uint32_t GetQueryCount() const; 38 const std::vector<wgpu::PipelineStatisticName>& GetPipelineStatistics() const; 39 40 const std::vector<bool>& GetQueryAvailability() const; 41 void SetQueryAvailability(uint32_t index, bool available); 42 43 MaybeError ValidateCanUseInSubmitNow() const; 44 45 void APIDestroy(); 46 47 protected: 48 QuerySetBase(DeviceBase* device, ObjectBase::ErrorTag tag); 49 50 // Constructor used only for mocking and testing. 51 QuerySetBase(DeviceBase* device); 52 void DestroyImpl() override; 53 54 ~QuerySetBase() override; 55 56 private: 57 MaybeError ValidateDestroy() const; 58 59 wgpu::QueryType mQueryType; 60 uint32_t mQueryCount; 61 std::vector<wgpu::PipelineStatisticName> mPipelineStatistics; 62 63 enum class QuerySetState { Unavailable, Available, Destroyed }; 64 QuerySetState mState = QuerySetState::Unavailable; 65 66 // Indicates the available queries on the query set for resolving 67 std::vector<bool> mQueryAvailability; 68 }; 69 70 } // namespace dawn_native 71 72 #endif // DAWNNATIVE_QUERYSET_H_ 73