// Copyright 2019 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "components/exo/frame_sink_resource_manager.h" #include namespace exo { FrameSinkResourceManager::FrameSinkResourceManager() {} FrameSinkResourceManager::~FrameSinkResourceManager() { ClearAllCallbacks(); } bool FrameSinkResourceManager::HasReleaseCallbackForResource( viz::ResourceId id) { return release_callbacks_.find(id) != release_callbacks_.end(); } void FrameSinkResourceManager::SetResourceReleaseCallback( viz::ResourceId id, ReleaseCallback callback) { DCHECK(!callback.is_null()); release_callbacks_[id] = std::move(callback); } viz::ResourceId FrameSinkResourceManager::AllocateResourceId() { return id_generator_.GenerateNextId(); } bool FrameSinkResourceManager::HasNoCallbacks() const { return release_callbacks_.empty(); } void FrameSinkResourceManager::ReclaimResource(viz::ReturnedResource resource) { auto it = release_callbacks_.find(resource.id); if (it != release_callbacks_.end()) { std::move(it->second).Run(std::move(resource)); release_callbacks_.erase(it); } } void FrameSinkResourceManager::ClearAllCallbacks() { for (auto& callback : release_callbacks_) std::move(callback.second) .Run(viz::ReturnedResource(viz::kInvalidResourceId, gpu::SyncToken(), /*release_fence=*/gfx::GpuFenceHandle(), /*count=*/0, /*lost=*/true)); release_callbacks_.clear(); } } // namespace exo