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frame_sink_resource_manager.cc
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frame_sink_resource_manager.cc
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// 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 <utility>
#include "base/stl_util.h"
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,
viz::ReleaseCallback callback) {
DCHECK(!callback.is_null());
release_callbacks_[id] = std::move(callback);
}
int FrameSinkResourceManager::AllocateResourceId() {
return next_resource_id_++;
}
bool FrameSinkResourceManager::HasNoCallbacks() const {
return release_callbacks_.empty();
}
void FrameSinkResourceManager::ReclaimResource(
const viz::ReturnedResource& resource) {
auto it = release_callbacks_.find(resource.id);
if (it != release_callbacks_.end()) {
std::move(it->second).Run(resource.sync_token, resource.lost);
release_callbacks_.erase(it);
}
}
void FrameSinkResourceManager::ClearAllCallbacks() {
for (auto& callback : release_callbacks_)
std::move(callback.second).Run(gpu::SyncToken(), true /* lost */);
release_callbacks_.clear();
}
} // namespace exo