blob: 82701743f6659477ab5bdf53f318201fd678e96f [file] [log] [blame]
// Copyright 2014 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:async';
import 'package:file/file.dart';
import 'base/file_system.dart';
import 'base/logger.dart';
import 'build_info.dart';
import 'convert.dart';
import 'device.dart';
import 'globals.dart' as globals;
Future<String?> sharedSkSlWriter(Device device, Map<String, Object?>? data, {
File? outputFile,
Logger? logger,
}) async {
logger ??= globals.logger;
if (data == null || data.isEmpty) {
'No data was received. To ensure SkSL data can be generated use a '
'physical device then:\n'
' 1. Pass "--cache-sksl" as an argument to flutter run.\n'
' 2. Interact with the application to force shaders to be compiled.\n'
return null;
if (outputFile == null) {
outputFile = globals.fsUtils.getUniqueFile(
} else if (!outputFile.parent.existsSync()) {
outputFile.parent.createSync(recursive: true);
// Convert android sub-platforms to single target platform.
TargetPlatform targetPlatform = await device.targetPlatform;
switch (targetPlatform) {
case TargetPlatform.android_arm:
case TargetPlatform.android_arm64:
case TargetPlatform.android_x64:
case TargetPlatform.android_x86:
targetPlatform =;
case TargetPlatform.darwin:
case TargetPlatform.ios:
case TargetPlatform.fuchsia_arm64:
case TargetPlatform.fuchsia_x64:
case TargetPlatform.linux_arm64:
case TargetPlatform.linux_x64:
case TargetPlatform.tester:
case TargetPlatform.web_javascript:
case TargetPlatform.windows_x64:
final Map<String, Object> manifest = <String, Object>{
'platform': getNameForTargetPlatform(targetPlatform),
'engineRevision': globals.flutterVersion.engineRevision,
'data': data,
logger.printStatus('Wrote SkSL data to ${outputFile.path}.');
return outputFile.path;