// Copyright 2019 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:ui';
import '../common.dart';
const int _kNumIters = 10000;
void main() {
assert(false, "Don't run benchmarks in checked mode! Use 'flutter run --release'.");
final Stopwatch watch = Stopwatch();
print('RRect contains benchmark...');
watch.start();
for (int i = 0; i < _kNumIters; i += 1) {
final RRect outter = RRect.fromLTRBR(10, 10, 20, 20, const Radius.circular(2.0));
outter.contains(const Offset(15, 15));
}
watch.stop();
final BenchmarkResultPrinter printer = BenchmarkResultPrinter();
printer.addResult(
description: 'RRect contains',
value: watch.elapsedMicroseconds / _kNumIters,
unit: 'µs per iteration',
name: 'rrect_contains_iteration',
);
printer.printToStdout();
}
-
Greg Spencer authored
This is a re-land of #31561, after fixing performance regressions. Added change listening to the MouseTracker so that the Listener and tooltip can react to whether or not a mouse is connected at all. Added a change check to make sure Listener only repaints when something changed. Fixes #22817
Unverified11e0a725