Handle no-duration single-object edge case

This commit is contained in:
Bartłomiej Dach 2021-01-31 21:09:41 +01:00
parent 547b3d8bed
commit a0de1cbfd0
2 changed files with 44 additions and 13 deletions

View File

@ -16,23 +16,11 @@ public class ModTimeRampTest
private const double duration = 9000;
private TrackVirtual track;
private IBeatmap beatmap;
[SetUp]
public void SetUp()
{
track = new TrackVirtual(20_000);
beatmap = new Beatmap
{
HitObjects =
{
new Spinner
{
StartTime = start_time,
Duration = duration
}
}
};
}
[TestCase(0, 1)]
@ -43,6 +31,7 @@ public void SetUp()
[TestCase(15000, 1.5)]
public void TestModWindUp(double time, double expectedRate)
{
var beatmap = createSingleSpinnerBeatmap();
var mod = new ModWindUp();
mod.ApplyToBeatmap(beatmap);
mod.ApplyToTrack(track);
@ -60,6 +49,7 @@ public void TestModWindUp(double time, double expectedRate)
[TestCase(15000, 0.5)]
public void TestModWindDown(double time, double expectedRate)
{
var beatmap = createSingleSpinnerBeatmap();
var mod = new ModWindDown
{
FinalRate = { Value = 0.5 }
@ -72,11 +62,52 @@ public void TestModWindDown(double time, double expectedRate)
Assert.That(mod.SpeedChange.Value, Is.EqualTo(expectedRate));
}
[TestCase(0, 1)]
[TestCase(start_time, 1)]
[TestCase(2 * start_time, 1.5)]
public void TestZeroDurationMap(double time, double expectedRate)
{
var beatmap = createSingleObjectBeatmap();
var mod = new ModWindUp();
mod.ApplyToBeatmap(beatmap);
mod.ApplyToTrack(track);
seekTrackAndUpdateMod(mod, time);
Assert.That(mod.SpeedChange.Value, Is.EqualTo(expectedRate));
}
private void seekTrackAndUpdateMod(ModTimeRamp mod, double time)
{
track.Seek(time);
// update the mod via a fake playfield to re-calculate the current rate.
mod.Update(null);
}
private static Beatmap createSingleSpinnerBeatmap()
{
return new Beatmap
{
HitObjects =
{
new Spinner
{
StartTime = start_time,
Duration = duration
}
}
};
}
private static Beatmap createSingleObjectBeatmap()
{
return new Beatmap
{
HitObjects =
{
new HitCircle { StartTime = start_time }
}
};
}
}
}

View File

@ -77,7 +77,7 @@ public virtual void ApplyToBeatmap(IBeatmap beatmap)
public virtual void Update(Playfield playfield)
{
applyRateAdjustment((track.CurrentTime - beginRampTime) / (finalRateTime - beginRampTime));
applyRateAdjustment((track.CurrentTime - beginRampTime) / Math.Max(1, finalRateTime - beginRampTime));
}
/// <summary>