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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/test/resource_provider_test_utils.h"
#include <unordered_map>
#include <vector>
#include "base/functional/callback_helpers.h"
namespace cc {
const std::
unordered_map<viz::ResourceId, viz::ResourceId, viz::ResourceIdHasher>&
SendResourceAndGetChildToParentMap(
const std::vector<viz::ResourceId>& resource_ids,
viz::DisplayResourceProvider* resource_provider,
viz::ClientResourceProvider* child_resource_provider,
viz::RasterContextProvider* child_context_provider) {
DCHECK(resource_provider);
DCHECK(child_resource_provider);
// Transfer resources to the parent.
std::vector<viz::TransferableResource> send_to_parent;
int child_id =
resource_provider->CreateChild(base::DoNothing(), viz::SurfaceId());
child_resource_provider->PrepareSendToParent(resource_ids, &send_to_parent,
child_context_provider);
resource_provider->ReceiveFromChild(child_id, send_to_parent);
// Delete them in the child so they won't be leaked, and will be released once
// returned from the parent. This assumes they won't need to be sent to the
// parent again.
for (viz::ResourceId id : resource_ids)
child_resource_provider->RemoveImportedResource(id);
// Return the child to parent map.
return resource_provider->GetChildToParentMap(child_id);
}
} // namespace cc
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