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Make RandomSeed a property, not a bindable

This commit is contained in:
ekrctb 2020-12-02 20:53:47 +09:00
parent 5936a8ffb4
commit fdcfa81e46
6 changed files with 27 additions and 41 deletions

View File

@ -2,7 +2,6 @@
// See the LICENCE file in the repository root for full licence text.
using NUnit.Framework;
using osu.Framework.Bindables;
using osu.Game.Rulesets.Catch.Objects;
using osu.Game.Rulesets.Catch.Objects.Drawables;
using osu.Game.Tests.Visual;
@ -12,7 +11,6 @@ namespace osu.Game.Rulesets.Catch.Tests
{
public class TestSceneFruitRandomness : OsuTestScene
{
private readonly Bindable<int> randomSeed = new Bindable<int>();
private readonly TestDrawableFruit drawableFruit;
private readonly TestDrawableBanana drawableBanana;
@ -21,27 +19,30 @@ namespace osu.Game.Rulesets.Catch.Tests
drawableFruit = new TestDrawableFruit(new Fruit());
drawableBanana = new TestDrawableBanana(new Banana());
drawableFruit.RandomSeed.BindTo(randomSeed);
drawableBanana.RandomSeed.BindTo(randomSeed);
Add(new TestDrawableCatchHitObjectSpecimen(drawableFruit) { X = -200 });
Add(new TestDrawableCatchHitObjectSpecimen(drawableBanana));
AddSliderStep("random seed", 0, 100, 0, x => randomSeed.Value = x);
AddSliderStep("start time", 500, 600, 0, x =>
{
drawableFruit.HitObject.StartTime = drawableBanana.HitObject.StartTime = x;
});
}
[Test]
public void TestFruitRandomness()
{
// Use values such that the banana colour changes (2/3 of the integers are okay)
const int initial_start_time = 500;
const int another_start_time = 501;
float fruitRotation = 0;
float bananaRotation = 0;
float bananaScale = 0;
Color4 bananaColour = new Color4();
AddStep("set random seed to 0", () =>
AddStep("Initialize start time", () =>
{
drawableFruit.HitObject.StartTime = 500;
randomSeed.Value = 0;
drawableFruit.HitObject.StartTime = drawableBanana.HitObject.StartTime = initial_start_time;
fruitRotation = drawableFruit.InnerRotation;
bananaRotation = drawableBanana.InnerRotation;
@ -49,10 +50,9 @@ namespace osu.Game.Rulesets.Catch.Tests
bananaColour = drawableBanana.AccentColour.Value;
});
AddStep("change random seed", () =>
AddStep("change start time", () =>
{
// Use a seed value such that the banana colour is different (2/3 of the seed values are okay).
randomSeed.Value = 10;
drawableFruit.HitObject.StartTime = drawableBanana.HitObject.StartTime = another_start_time;
});
AddAssert("fruit rotation is changed", () => drawableFruit.InnerRotation != fruitRotation);
@ -60,9 +60,9 @@ namespace osu.Game.Rulesets.Catch.Tests
AddAssert("banana scale is changed", () => drawableBanana.InnerScale != bananaScale);
AddAssert("banana colour is changed", () => drawableBanana.AccentColour.Value != bananaColour);
AddStep("reset random seed", () =>
AddStep("reset start time", () =>
{
randomSeed.Value = 0;
drawableFruit.HitObject.StartTime = drawableBanana.HitObject.StartTime = initial_start_time;
});
AddAssert("rotation and scale restored", () =>
@ -70,13 +70,6 @@ namespace osu.Game.Rulesets.Catch.Tests
drawableBanana.InnerRotation == bananaRotation &&
drawableBanana.InnerScale == bananaScale &&
drawableBanana.AccentColour.Value == bananaColour);
AddStep("change start time", () =>
{
drawableFruit.HitObject.StartTime = 1000;
});
AddAssert("random seed is changed", () => randomSeed.Value == 1000);
}
private class TestDrawableFruit : DrawableFruit

View File

@ -33,7 +33,7 @@ namespace osu.Game.Rulesets.Catch.Objects
private Color4 getBananaColour()
{
switch (StatelessRNG.NextInt(3, RandomSeed.Value))
switch (StatelessRNG.NextInt(3, RandomSeed))
{
default:
return new Color4(255, 240, 0, 255);

View File

@ -99,9 +99,9 @@ namespace osu.Game.Rulesets.Catch.Objects
/// <summary>
/// The seed value used for visual randomness such as fruit rotation.
/// By default, <see cref="HitObject.StartTime"/> truncated to an integer is used.
/// The value is <see cref="HitObject.StartTime"/> truncated to an integer.
/// </summary>
public Bindable<int> RandomSeed = new Bindable<int>();
public int RandomSeed => (int)StartTime;
protected override void ApplyDefaultsToSelf(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
{
@ -117,10 +117,6 @@ namespace osu.Game.Rulesets.Catch.Objects
protected CatchHitObject()
{
XBindable.BindValueChanged(x => originalX = x.NewValue - xOffset);
StartTimeBindable.BindValueChanged(change =>
{
RandomSeed.Value = (int)change.NewValue;
}, true);
}
}
}

View File

@ -24,11 +24,8 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawables
{
base.LoadComplete();
RandomSeed.BindValueChanged(_ =>
{
UpdateComboColour();
UpdateInitialTransforms();
});
// start time affects the random seed which is used to determine the banana colour
StartTimeBindable.BindValueChanged(_ => UpdateComboColour());
}
protected override void UpdateInitialTransforms()

View File

@ -21,7 +21,7 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawables
protected override float SamplePlaybackPosition => HitObject.X / CatchPlayfield.WIDTH;
public Bindable<int> RandomSeed = new Bindable<int>();
public int RandomSeed => HitObject?.RandomSeed ?? 0;
protected DrawableCatchHitObject([CanBeNull] CatchHitObject hitObject)
: base(hitObject)
@ -32,14 +32,13 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawables
/// <summary>
/// Get a random number in range [0,1) based on seed <see cref="RandomSeed"/>.
/// </summary>
public float RandomSingle(int series) => StatelessRNG.NextSingle(RandomSeed.Value, series);
public float RandomSingle(int series) => StatelessRNG.NextSingle(RandomSeed, series);
protected override void OnApply()
{
base.OnApply();
XBindable.BindTo(HitObject.XBindable);
RandomSeed.BindTo(HitObject.RandomSeed);
}
protected override void OnFree()
@ -47,7 +46,6 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawables
base.OnFree();
XBindable.UnbindFrom(HitObject.XBindable);
RandomSeed.UnbindFrom(HitObject.RandomSeed);
}
public Func<CatchHitObject, bool> CheckPosition;

View File

@ -36,11 +36,13 @@ namespace osu.Game.Rulesets.Catch.Objects.Drawables
VisualRepresentation.BindValueChanged(_ => updatePiece());
HyperDash.BindValueChanged(_ => updatePiece(), true);
}
RandomSeed.BindValueChanged(_ =>
{
ScaleContainer.Rotation = (RandomSingle(1) - 0.5f) * 40;
}, true);
protected override void UpdateInitialTransforms()
{
base.UpdateInitialTransforms();
ScaleContainer.Rotation = (RandomSingle(1) - 0.5f) * 40;
}
private void updatePiece()