| // 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/MapRequestTracker.h" |
| |
| #include "dawn_native/Buffer.h" |
| #include "dawn_native/Device.h" |
| |
| namespace dawn_native { |
| |
| MapRequestTracker::MapRequestTracker(DeviceBase* device) : mDevice(device) { |
| } |
| |
| MapRequestTracker::~MapRequestTracker() { |
| ASSERT(mInflightRequests.Empty()); |
| } |
| |
| void MapRequestTracker::Track(BufferBase* buffer, MapRequestID mapID) { |
| Request request; |
| request.buffer = buffer; |
| request.id = mapID; |
| |
| mInflightRequests.Enqueue(std::move(request), mDevice->GetPendingCommandSerial()); |
| mDevice->AddFutureCallbackSerial(mDevice->GetPendingCommandSerial()); |
| } |
| |
| void MapRequestTracker::Tick(ExecutionSerial finishedSerial) { |
| for (auto& request : mInflightRequests.IterateUpTo(finishedSerial)) { |
| request.buffer->OnMapRequestCompleted(request.id); |
| } |
| mInflightRequests.ClearUpTo(finishedSerial); |
| } |
| } // namespace dawn_native |