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| author | jbauman@chromium.org <jbauman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-03-14 15:05:58 +0000 |
|---|---|---|
| committer | jbauman@chromium.org <jbauman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-03-14 15:05:58 +0000 |
| commit | 61fdcbf4572ca0c6a80109f4c9437a58caded5ac (patch) | |
| tree | f982899ae4960d454ae253a0b5dcdb25fab02cd8 | |
| parent | 3d71cc70ef7cdd457af90e994d0883949a081218 (diff) | |
| download | chromium_src-61fdcbf4572ca0c6a80109f4c9437a58caded5ac.zip chromium_src-61fdcbf4572ca0c6a80109f4c9437a58caded5ac.tar.gz chromium_src-61fdcbf4572ca0c6a80109f4c9437a58caded5ac.tar.bz2 | |
Add LatencyInfo struct.
Used to keep track of latency between when an event happens and when a frame occurs on screen. Includes several numbers used to identify what events each component saw, and the final timestamp of when they got on screen.
BUG=
Review URL: https://chromiumcodereview.appspot.com/12519009
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@188074 0039d316-1c4b-4281-b951-d872f2087c98
| -rw-r--r-- | cc/cc.gyp | 1 | ||||
| -rw-r--r-- | cc/latency_info.h | 31 |
2 files changed, 32 insertions, 0 deletions
@@ -94,6 +94,7 @@ 'io_surface_layer_impl.h', 'keyframed_animation_curve.cc', 'keyframed_animation_curve.h', + 'latency_info.h', 'layer.cc', 'layer.h', 'layer_animation_controller.cc', diff --git a/cc/latency_info.h b/cc/latency_info.h new file mode 100644 index 0000000..0e8e7de --- /dev/null +++ b/cc/latency_info.h @@ -0,0 +1,31 @@ +// Copyright 2013 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. + +#ifndef CC_LATENCY_INFO_H_ +#define CC_LATENCY_INFO_H_ + +#include "base/time.h" + +namespace cc { + +struct LatencyInfo { + int64 renderer_main_frame_number; + int64 renderer_impl_frame_number; + int64 browser_main_frame_number; + int64 browser_impl_frame_number; + + base::TimeTicks swap_timestamp; + + LatencyInfo() : + renderer_main_frame_number(0), + renderer_impl_frame_number(0), + browser_main_frame_number(0), + browser_impl_frame_number(0) { + } +}; + +} // namespace cc + +#endif // CC_LATENCY_INFO_H_ + |