| // Copyright 2019 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. |
| |
| #ifndef DAWNWIRE_CLIENT_FENCE_H_ |
| #define DAWNWIRE_CLIENT_FENCE_H_ |
| |
| #include <dawn/webgpu.h> |
| |
| #include "common/SerialMap.h" |
| #include "dawn_wire/client/ObjectBase.h" |
| |
| namespace dawn_wire { namespace client { |
| |
| class Queue; |
| class Fence final : public ObjectBase { |
| public: |
| using ObjectBase::ObjectBase; |
| ~Fence(); |
| void Initialize(const WGPUFenceDescriptor* descriptor); |
| |
| void CheckPassedFences(); |
| void OnCompletion(uint64_t value, WGPUFenceOnCompletionCallback callback, void* userdata); |
| void OnUpdateCompletedValueCallback(uint64_t value); |
| bool OnCompletionCallback(uint64_t requestSerial, WGPUFenceCompletionStatus status); |
| |
| uint64_t GetCompletedValue() const; |
| |
| private: |
| void CancelCallbacksForDisconnect() override; |
| |
| struct OnCompletionData { |
| WGPUFenceOnCompletionCallback callback = nullptr; |
| void* userdata = nullptr; |
| }; |
| uint64_t mCompletedValue = 0; |
| uint64_t mOnCompletionRequestSerial = 0; |
| std::map<uint64_t, OnCompletionData> mOnCompletionRequests; |
| }; |
| |
| }} // namespace dawn_wire::client |
| |
| #endif // DAWNWIRE_CLIENT_FENCE_H_ |