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aec29f869b
First pass at a Next Generation UI demo app. The UI needs work, feedback gratefully accepted. ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/wiki/Chat [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
42 lines
1.7 KiB
Dart
42 lines
1.7 KiB
Dart
// Copyright 2023 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:ui';
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class AssetPaths {
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/// Images
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static const String _images = 'assets/images';
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static const String titleBgBase = '$_images/bg-base.jpg';
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static const String titleBgReceive = '$_images/bg-light-receive.png';
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static const String titleFgEmit = '$_images/fg-light-emit.png';
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static const String titleFgReceive = '$_images/fg-light-receive.png';
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static const String titleFgBase = '$_images/fg-base.png';
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static const String titleMgEmit = '$_images/mg-light-emit.png';
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static const String titleMgReceive = '$_images/mg-light-receive.png';
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static const String titleMgBase = '$_images/mg-base.png';
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static const String titleStartBtn = '$_images/button-start.png';
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static const String titleStartBtnHover = '$_images/button-start-hover.png';
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static const String titleStartArrow = '$_images/button-start-arrow.png';
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static const String titleSelectedLeft = '$_images/select-left.png';
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static const String titleSelectedRight = '$_images/select-right.png';
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static const String pulseParticle = '$_images/particle3.png';
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/// Shaders
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static const String _shaders = 'assets/shaders';
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static const String orbShader = '$_shaders/orb_shader.frag';
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static const String uiShader = '$_shaders/ui_glitch.frag';
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}
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typedef Shaders = ({FragmentShader orb, FragmentShader ui});
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Future<Shaders> loadShaders() async => (
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orb: (await _loadShader(AssetPaths.orbShader)),
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ui: (await _loadShader(AssetPaths.uiShader)),
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);
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Future<FragmentShader> _loadShader(String path) async {
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return (await FragmentProgram.fromAsset(path)).fragmentShader();
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}
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