osu/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs
2023-04-26 21:53:26 +02:00

292 lines
13 KiB
C#

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