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/*
* Copyright (C) 2019 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.
*/
#include <benchmark/benchmark.h>
#include <android/os/IInputConstants.h>
#include <binder/Binder.h>
#include <gui/constants.h>
#include "../dispatcher/InputDispatcher.h"
#include "../tests/FakeApplicationHandle.h"
#include "../tests/FakeInputDispatcherPolicy.h"
#include "../tests/FakeWindowHandle.h"
using android::base::Result;
using android::gui::WindowInfo;
using android::os::IInputConstants;
using android::os::InputEventInjectionResult;
using android::os::InputEventInjectionSync;
namespace android::inputdispatcher {
namespace {
// An arbitrary device id.
constexpr DeviceId DEVICE_ID = 1;
// An arbitrary display id
constexpr int32_t DISPLAY_ID = ADISPLAY_ID_DEFAULT;
static constexpr std::chrono::duration INJECT_EVENT_TIMEOUT = 5s;
static nsecs_t now() {
return systemTime(SYSTEM_TIME_MONOTONIC);
}
static MotionEvent generateMotionEvent() {
PointerProperties pointerProperties[1];
PointerCoords pointerCoords[1];
pointerProperties[0].clear();
pointerProperties[0].id = 0;
pointerProperties[0].toolType = ToolType::FINGER;
pointerCoords[0].clear();
pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 100);
pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 100);
const nsecs_t currentTime = now();
ui::Transform identityTransform;
MotionEvent event;
event.initialize(IInputConstants::INVALID_INPUT_EVENT_ID, DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
ADISPLAY_ID_DEFAULT, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN,
/* actionButton */ 0, /* flags */ 0,
/* edgeFlags */ 0, AMETA_NONE, /* buttonState */ 0, MotionClassification::NONE,
identityTransform, /* xPrecision */ 0,
/* yPrecision */ 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
AMOTION_EVENT_INVALID_CURSOR_POSITION, identityTransform, currentTime,
currentTime,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
return event;
}
static NotifyMotionArgs generateMotionArgs() {
PointerProperties pointerProperties[1];
PointerCoords pointerCoords[1];
pointerProperties[0].clear();
pointerProperties[0].id = 0;
pointerProperties[0].toolType = ToolType::FINGER;
pointerCoords[0].clear();
pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 100);
pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 100);
const nsecs_t currentTime = now();
// Define a valid motion event.
NotifyMotionArgs args(IInputConstants::INVALID_INPUT_EVENT_ID, currentTime, currentTime,
DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN, ADISPLAY_ID_DEFAULT,
POLICY_FLAG_PASS_TO_USER, AMOTION_EVENT_ACTION_DOWN,
/* actionButton */ 0, /* flags */ 0, AMETA_NONE, /* buttonState */ 0,
MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
pointerProperties, pointerCoords,
/* xPrecision */ 0, /* yPrecision */ 0,
AMOTION_EVENT_INVALID_CURSOR_POSITION,
AMOTION_EVENT_INVALID_CURSOR_POSITION, currentTime, /* videoFrames */ {});
return args;
}
static void benchmarkNotifyMotion(benchmark::State& state) {
// Create dispatcher
FakeInputDispatcherPolicy fakePolicy;
InputDispatcher dispatcher(fakePolicy);
dispatcher.setInputDispatchMode(/*enabled*/ true, /*frozen*/ false);
dispatcher.start();
// Create a window that will receive motion events
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
sp<FakeWindowHandle>::make(application, dispatcher, "Fake Window", DISPLAY_ID);
dispatcher.onWindowInfosChanged({{*window->getInfo()}, {}, 0, 0});
NotifyMotionArgs motionArgs = generateMotionArgs();
for (auto _ : state) {
// Send ACTION_DOWN
motionArgs.action = AMOTION_EVENT_ACTION_DOWN;
motionArgs.downTime = now();
motionArgs.eventTime = motionArgs.downTime;
dispatcher.notifyMotion(motionArgs);
// Send ACTION_UP
motionArgs.action = AMOTION_EVENT_ACTION_UP;
motionArgs.eventTime = now();
dispatcher.notifyMotion(motionArgs);
window->consumeMotion();
window->consumeMotion();
}
dispatcher.stop();
}
static void benchmarkInjectMotion(benchmark::State& state) {
// Create dispatcher
FakeInputDispatcherPolicy fakePolicy;
InputDispatcher dispatcher(fakePolicy);
dispatcher.setInputDispatchMode(/*enabled*/ true, /*frozen*/ false);
dispatcher.start();
// Create a window that will receive motion events
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
sp<FakeWindowHandle>::make(application, dispatcher, "Fake Window", DISPLAY_ID);
dispatcher.onWindowInfosChanged({{*window->getInfo()}, {}, 0, 0});
for (auto _ : state) {
MotionEvent event = generateMotionEvent();
// Send ACTION_DOWN
dispatcher.injectInputEvent(&event, /*targetUid=*/{}, InputEventInjectionSync::NONE,
INJECT_EVENT_TIMEOUT,
POLICY_FLAG_FILTERED | POLICY_FLAG_PASS_TO_USER);
// Send ACTION_UP
event.setAction(AMOTION_EVENT_ACTION_UP);
dispatcher.injectInputEvent(&event, /*targetUid=*/{}, InputEventInjectionSync::NONE,
INJECT_EVENT_TIMEOUT,
POLICY_FLAG_FILTERED | POLICY_FLAG_PASS_TO_USER);
window->consumeMotion();
window->consumeMotion();
}
dispatcher.stop();
}
static void benchmarkOnWindowInfosChanged(benchmark::State& state) {
// Create dispatcher
FakeInputDispatcherPolicy fakePolicy;
InputDispatcher dispatcher(fakePolicy);
dispatcher.setInputDispatchMode(/*enabled*/ true, /*frozen*/ false);
dispatcher.start();
// Create a window
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
sp<FakeWindowHandle>::make(application, dispatcher, "Fake Window", DISPLAY_ID);
std::vector<gui::WindowInfo> windowInfos{*window->getInfo()};
gui::DisplayInfo info;
info.displayId = window->getInfo()->displayId;
std::vector<gui::DisplayInfo> displayInfos{info};
for (auto _ : state) {
dispatcher.onWindowInfosChanged(
{windowInfos, displayInfos, /*vsyncId=*/0, /*timestamp=*/0});
dispatcher.onWindowInfosChanged(
{/*windowInfos=*/{}, /*displayInfos=*/{}, /*vsyncId=*/{}, /*timestamp=*/0});
}
dispatcher.stop();
}
} // namespace
BENCHMARK(benchmarkNotifyMotion);
BENCHMARK(benchmarkInjectMotion);
BENCHMARK(benchmarkOnWindowInfosChanged);
} // namespace android::inputdispatcher
BENCHMARK_MAIN();
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