1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_VIZ_SERVICE_SURFACES_PENDING_COPY_OUTPUT_REQUEST_H_
#define COMPONENTS_VIZ_SERVICE_SURFACES_PENDING_COPY_OUTPUT_REQUEST_H_
#include <memory>
#include "components/viz/common/frame_sinks/copy_output_request.h"
#include "components/viz/common/surfaces/local_surface_id.h"
#include "components/viz/common/surfaces/subtree_capture_id.h"
#include "components/viz/service/viz_service_export.h"
namespace viz {
// Encapsulates the necessary parameters to request a copy-of-output on a
// surface.
struct VIZ_SERVICE_EXPORT PendingCopyOutputRequest {
PendingCopyOutputRequest(LocalSurfaceId surface_id,
SubtreeCaptureId subtree_id,
std::unique_ptr<CopyOutputRequest> request,
bool capture_exact_id = false);
PendingCopyOutputRequest(PendingCopyOutputRequest&&);
PendingCopyOutputRequest& operator=(PendingCopyOutputRequest&&);
~PendingCopyOutputRequest();
// The ID of the local surface which |copy_output_request| will be placed on
// its next composited frame. If this ID is default constructed, then the next
// surface will provide the copy-of-output regardless of its LocalSurfaceId.
LocalSurfaceId local_surface_id;
// If valid, the |copy_output_request| will be placed on a render pass
// associated with a layer subtree identified by this ID. Otherwise, it will
// be placed on the root render pass.
SubtreeCaptureId subtree_capture_id;
// The actual copy-of-output request.
std::unique_ptr<CopyOutputRequest> copy_output_request;
// Indicates if this request is used to capture the old page for a navigation.
// Such requests should only be picked up by the `Surfaces` with exact
// matching `local_surface_id` (as opposed to being picked up by the surfaces
// whose `LocalSurfaceId` is >= `local_surface_id`).
//
// Notice that setting this flag to true does not guarantee the successful
// copy. The request issuer is also responsible for making sure the `Surface`s
// are preserved in order to be captured.
bool capture_exact_surface_id = false;
};
} // namespace viz
#endif // COMPONENTS_VIZ_SERVICE_SURFACES_PENDING_COPY_OUTPUT_REQUEST_H_
|
