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313 lines
14 KiB
C#
313 lines
14 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System.Linq;
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using NUnit.Framework;
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using osuTK;
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using osu.Framework.Graphics;
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using osu.Game.Beatmaps.Formats;
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using osu.Game.IO;
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using osu.Game.Storyboards;
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using osu.Game.Tests.Resources;
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namespace osu.Game.Tests.Beatmaps.Formats
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{
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[TestFixture]
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public class LegacyStoryboardDecoderTest
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{
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[Test]
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public void TestDecodeStoryboardEvents()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("Himeringo - Yotsuya-san ni Yoroshiku (RLC) [Winber1's Extreme].osu"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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Assert.IsTrue(storyboard.HasDrawable);
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Assert.AreEqual(6, storyboard.Layers.Count());
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.IsNotNull(background);
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Assert.AreEqual(16, background.Elements.Count);
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Assert.IsTrue(background.VisibleWhenFailing);
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Assert.IsTrue(background.VisibleWhenPassing);
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Assert.AreEqual("Background", background.Name);
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StoryboardLayer fail = storyboard.Layers.Single(l => l.Depth == 2);
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Assert.IsNotNull(fail);
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Assert.AreEqual(0, fail.Elements.Count);
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Assert.IsTrue(fail.VisibleWhenFailing);
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Assert.IsFalse(fail.VisibleWhenPassing);
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Assert.AreEqual("Fail", fail.Name);
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StoryboardLayer pass = storyboard.Layers.Single(l => l.Depth == 1);
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Assert.IsNotNull(pass);
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Assert.AreEqual(0, pass.Elements.Count);
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Assert.IsFalse(pass.VisibleWhenFailing);
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Assert.IsTrue(pass.VisibleWhenPassing);
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Assert.AreEqual("Pass", pass.Name);
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StoryboardLayer foreground = storyboard.Layers.Single(l => l.Depth == 0);
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Assert.IsNotNull(foreground);
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Assert.AreEqual(151, foreground.Elements.Count);
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Assert.IsTrue(foreground.VisibleWhenFailing);
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Assert.IsTrue(foreground.VisibleWhenPassing);
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Assert.AreEqual("Foreground", foreground.Name);
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StoryboardLayer overlay = storyboard.Layers.Single(l => l.Depth == int.MinValue);
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Assert.IsNotNull(overlay);
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Assert.IsEmpty(overlay.Elements);
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Assert.IsTrue(overlay.VisibleWhenFailing);
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Assert.IsTrue(overlay.VisibleWhenPassing);
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Assert.AreEqual("Overlay", overlay.Name);
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int spriteCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSprite));
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int animationCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardAnimation));
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int sampleCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSampleInfo));
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Assert.AreEqual(15, spriteCount);
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Assert.AreEqual(1, animationCount);
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Assert.AreEqual(0, sampleCount);
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Assert.AreEqual(background.Elements.Count, spriteCount + animationCount + sampleCount);
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var sprite = background.Elements.ElementAt(0) as StoryboardSprite;
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Assert.NotNull(sprite);
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Assert.IsTrue(sprite!.HasCommands);
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Assert.AreEqual(new Vector2(320, 240), sprite.InitialPosition);
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Assert.IsTrue(sprite.IsDrawable);
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Assert.AreEqual(Anchor.Centre, sprite.Origin);
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Assert.AreEqual("SB/lyric/ja-21.png", sprite.Path);
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var animation = background.Elements.OfType<StoryboardAnimation>().First();
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Assert.NotNull(animation);
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Assert.AreEqual(141175, animation.EndTime);
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Assert.AreEqual(10, animation.FrameCount);
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Assert.AreEqual(30, animation.FrameDelay);
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Assert.IsTrue(animation.HasCommands);
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Assert.AreEqual(new Vector2(320, 240), animation.InitialPosition);
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Assert.IsTrue(animation.IsDrawable);
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Assert.AreEqual(AnimationLoopType.LoopForever, animation.LoopType);
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Assert.AreEqual(Anchor.Centre, animation.Origin);
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Assert.AreEqual("SB/red jitter/red_0000.jpg", animation.Path);
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Assert.AreEqual(78993, animation.StartTime);
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}
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}
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[Test]
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public void TestLoopWithoutExplicitFadeOut()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("animation-loop-no-explicit-end-time.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.AreEqual(1, background.Elements.Count);
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Assert.AreEqual(2000, background.Elements[0].StartTime);
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Assert.AreEqual(2000, (background.Elements[0] as StoryboardAnimation)?.EarliestTransformTime);
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Assert.AreEqual(3000, (background.Elements[0] as StoryboardAnimation)?.GetEndTime());
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Assert.AreEqual(12000, (background.Elements[0] as StoryboardAnimation)?.EndTimeForDisplay);
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}
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}
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[Test]
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public void TestCorrectAnimationStartTime()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("animation-starts-before-alpha.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.AreEqual(1, background.Elements.Count);
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Assert.AreEqual(2000, background.Elements[0].StartTime);
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// This property should be used in DrawableStoryboardAnimation as a starting point for animation playback.
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Assert.AreEqual(1000, (background.Elements[0] as StoryboardAnimation)?.EarliestTransformTime);
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}
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}
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[Test]
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public void TestOutOfOrderStartTimes()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("out-of-order-starttimes.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.AreEqual(2, background.Elements.Count);
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Assert.AreEqual(1500, background.Elements[0].StartTime);
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Assert.AreEqual(1000, background.Elements[1].StartTime);
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Assert.AreEqual(1000, storyboard.EarliestEventTime);
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}
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}
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[Test]
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public void TestEarliestStartTimeWithLoopAlphas()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("loop-containing-earlier-non-zero-fade.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.AreEqual(2, background.Elements.Count);
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Assert.AreEqual(1000, background.Elements[0].StartTime);
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Assert.AreEqual(1000, background.Elements[1].StartTime);
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Assert.AreEqual(1000, storyboard.EarliestEventTime);
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}
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}
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[Test]
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public void TestDecodeVariableWithSuffix()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("variable-with-suffix.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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Assert.AreEqual(3456, ((StoryboardSprite)background.Elements.Single()).InitialPosition.X);
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}
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}
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[Test]
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public void TestDecodeVideoWithLowercaseExtension()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("video-with-lowercase-extension.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer video = storyboard.Layers.Single(l => l.Name == "Video");
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Assert.That(video.Elements.Count, Is.EqualTo(1));
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Assert.AreEqual("Video.avi", ((StoryboardVideo)video.Elements[0]).Path);
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}
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}
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[Test]
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public void TestDecodeVideoWithUppercaseExtension()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("video-with-uppercase-extension.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer video = storyboard.Layers.Single(l => l.Name == "Video");
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Assert.That(video.Elements.Count, Is.EqualTo(1));
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Assert.AreEqual("Video.AVI", ((StoryboardVideo)video.Elements[0]).Path);
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}
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}
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[Test]
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public void TestDecodeImageSpecifiedAsVideo()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("image-specified-as-video.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer video = storyboard.Layers.Single(l => l.Name == "Video");
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Assert.That(video.Elements.Count, Is.Zero);
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}
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}
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[Test]
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public void TestDecodeOutOfRangeLoopAnimationType()
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{
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("animation-types.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer foreground = storyboard.Layers.Single(l => l.Depth == 0);
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Assert.AreEqual(AnimationLoopType.LoopForever, ((StoryboardAnimation)foreground.Elements[0]).LoopType);
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Assert.AreEqual(AnimationLoopType.LoopOnce, ((StoryboardAnimation)foreground.Elements[1]).LoopType);
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Assert.AreEqual(AnimationLoopType.LoopForever, ((StoryboardAnimation)foreground.Elements[2]).LoopType);
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Assert.AreEqual(AnimationLoopType.LoopOnce, ((StoryboardAnimation)foreground.Elements[3]).LoopType);
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Assert.AreEqual(AnimationLoopType.LoopForever, ((StoryboardAnimation)foreground.Elements[4]).LoopType);
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Assert.AreEqual(AnimationLoopType.LoopForever, ((StoryboardAnimation)foreground.Elements[5]).LoopType);
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}
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}
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[Test]
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public void TestDecodeLoopCount()
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{
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// all loop sequences in loop-count.osb have a total duration of 2000ms (fade in 0->1000ms, fade out 1000->2000ms).
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const double loop_duration = 2000;
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var decoder = new LegacyStoryboardDecoder();
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using (var resStream = TestResources.OpenResource("loop-count.osb"))
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using (var stream = new LineBufferedReader(resStream))
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{
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var storyboard = decoder.Decode(stream);
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StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3);
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// stable ensures that any loop command executes at least once, even if the loop count specified in the .osb is zero or negative.
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StoryboardSprite zeroTimes = background.Elements.OfType<StoryboardSprite>().Single(s => s.Path == "zero-times.png");
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Assert.That(zeroTimes.EndTime, Is.EqualTo(1000 + loop_duration));
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StoryboardSprite oneTime = background.Elements.OfType<StoryboardSprite>().Single(s => s.Path == "one-time.png");
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Assert.That(oneTime.EndTime, Is.EqualTo(4000 + loop_duration));
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StoryboardSprite manyTimes = background.Elements.OfType<StoryboardSprite>().Single(s => s.Path == "many-times.png");
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// It is intentional that we don't consider the loop count (40) as part of the end time calculation to match stable's handling.
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// If we were to include the loop count, storyboards which loop for stupid long loop counts would continue playing the outro forever.
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Assert.That(manyTimes.EndTime, Is.EqualTo(9000 + loop_duration));
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}
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}
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[Test]
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public void TestVideoAndBackgroundEventsDoNotAffectStoryboardBounds()
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{
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var decoder = new LegacyStoryboardDecoder();
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using var resStream = TestResources.OpenResource("video-background-events-ignored.osb");
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using var stream = new LineBufferedReader(resStream);
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var storyboard = decoder.Decode(stream);
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Assert.Multiple(() =>
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{
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Assert.That(storyboard.GetLayer(@"Video").Elements, Has.Count.EqualTo(1));
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Assert.That(storyboard.GetLayer(@"Video").Elements.Single(), Is.InstanceOf<StoryboardVideo>());
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Assert.That(storyboard.GetLayer(@"Video").Elements.Single().StartTime, Is.EqualTo(-5678));
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Assert.That(storyboard.EarliestEventTime, Is.Null);
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Assert.That(storyboard.LatestEventTime, Is.Null);
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});
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}
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}
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}
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