1 // Copyright 2018 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_FENCESIGNALTRACKER_H_ 16 #define DAWNNATIVE_FENCESIGNALTRACKER_H_ 17 18 #include "common/SerialQueue.h" 19 #include "dawn_native/RefCounted.h" 20 21 namespace dawn_native { 22 23 class DeviceBase; 24 class FenceBase; 25 26 class FenceSignalTracker { 27 struct FenceInFlight { 28 Ref<FenceBase> fence; 29 uint64_t value; 30 }; 31 32 public: 33 FenceSignalTracker(DeviceBase* device); 34 ~FenceSignalTracker(); 35 36 void UpdateFenceOnComplete(FenceBase* fence, uint64_t value); 37 38 void Tick(Serial finishedSerial); 39 40 private: 41 DeviceBase* mDevice; 42 SerialQueue<FenceInFlight> mFencesInFlight; 43 }; 44 45 } // namespace dawn_native 46 47 #endif // DAWNNATIVE_FENCESIGNALTRACKER_H_ 48