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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
syntax = "proto2";
package perfetto.protos;
message ChromeLatencyInfo {
optional int64 trace_id = 1;
// NEXT ID: 12
// All step are optional but the enum is ordered (not by number) below in the
// order we expect them to appear if they are emitted in trace in a blocking
// fashion.
enum Step {
STEP_UNSPECIFIED = 0;
// Emitted on the browser main thread.
STEP_SEND_INPUT_EVENT_UI = 3;
// Happens on the renderer's compositor.
STEP_HANDLE_INPUT_EVENT_IMPL = 5;
STEP_DID_HANDLE_INPUT_AND_OVERSCROLL = 8;
// Occurs on the Renderer's main thread.
STEP_HANDLE_INPUT_EVENT_MAIN = 4;
STEP_MAIN_THREAD_SCROLL_UPDATE = 2;
STEP_HANDLE_INPUT_EVENT_MAIN_COMMIT = 1;
// Could be emitted on both the renderer's main OR compositor.
STEP_HANDLED_INPUT_EVENT_MAIN_OR_IMPL = 9;
// Optionally sometimes HANDLED_INPUT_EVENT_MAIN_OR_IMPL will proxy to the
// renderer's compositor and this will be emitted.
STEP_HANDLED_INPUT_EVENT_IMPL = 10;
// Renderer's compositor.
STEP_SWAP_BUFFERS = 6;
// Happens on the VizCompositor in the GPU process.
STEP_DRAW_AND_SWAP = 7;
// Happens on the GPU main thread after the swap has completed.
STEP_FINISHED_SWAP_BUFFERS = 11;
// See above for NEXT ID, enum steps are not ordered by tag number.
};
optional Step step = 2;
optional int32 frame_tree_node_id = 3;
// This enum is a copy of LatencyComponentType enum in Chrome, located in
// ui/latency/latency_info.h, modulo added UNKNOWN value per protobuf
// practices.
enum LatencyComponentType {
COMPONENT_UNSPECIFIED = 0;
COMPONENT_INPUT_EVENT_LATENCY_BEGIN_RWH = 1;
COMPONENT_INPUT_EVENT_LATENCY_SCROLL_UPDATE_ORIGINAL = 2;
COMPONENT_INPUT_EVENT_LATENCY_FIRST_SCROLL_UPDATE_ORIGINAL = 3;
COMPONENT_INPUT_EVENT_LATENCY_ORIGINAL = 4;
COMPONENT_INPUT_EVENT_LATENCY_UI = 5;
COMPONENT_INPUT_EVENT_LATENCY_RENDERER_MAIN = 6;
COMPONENT_INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_MAIN = 7;
COMPONENT_INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_IMPL = 8;
COMPONENT_INPUT_EVENT_LATENCY_SCROLL_UPDATE_LAST_EVENT = 9;
COMPONENT_INPUT_EVENT_LATENCY_ACK_RWH = 10;
COMPONENT_INPUT_EVENT_LATENCY_RENDERER_SWAP = 11;
COMPONENT_DISPLAY_COMPOSITOR_RECEIVED_FRAME = 12;
COMPONENT_INPUT_EVENT_GPU_SWAP_BUFFER = 13;
COMPONENT_INPUT_EVENT_LATENCY_FRAME_SWAP = 14;
}
message ComponentInfo {
optional LatencyComponentType component_type = 1;
// Microsecond timestamp in CLOCK_MONOTONIC domain
optional uint64 time_us = 2;
};
repeated ComponentInfo component_info = 4;
optional bool is_coalesced = 5;
optional int64 gesture_scroll_id = 6;
}
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