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Tidy up lastAngle usage and add assertion of maximum delta

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Dean Herbert 2023-10-16 19:23:35 +09:00
parent 04af46b8c7
commit 10bab61441
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1 changed files with 13 additions and 14 deletions
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27
osu.Game.Rulesets.Osu/Skinning/Default/SpinnerRotationTracker.cs
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@ -2,6 +2,7 @@
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Diagnostics;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Extensions.ObjectExtensions;
@ -68,6 +69,10 @@ namespace osu.Game.Rulesets.Osu.Skinning.Default
float thisAngle = -MathUtils.RadiansToDegrees(MathF.Atan2(pos.X - DrawSize.X / 2, pos.Y - DrawSize.Y / 2));
float delta = lastAngle == null ? 0 : thisAngle - lastAngle.Value;
// Normalise the delta to -180 .. 180
if (delta > 180) delta -= 360;
if (delta < -180) delta += 360;
if (Tracking)
AddRotation(delta);
@ -84,8 +89,8 @@ namespace osu.Game.Rulesets.Osu.Skinning.Default
/// <remarks>
/// Will be a no-op if not a valid time to spin.
/// </remarks>
/// <param name="angle">The delta angle.</param>
public void AddRotation(float angle)
/// <param name="delta">The delta angle.</param>
public void AddRotation(float delta)
{
if (!isSpinnableTime)
return;
@ -96,21 +101,15 @@ namespace osu.Game.Rulesets.Osu.Skinning.Default
rotationTransferred = true;
}
if (angle > 180)
{
lastAngle += 360;
angle -= 360;
}
else if (-angle > 180)
{
lastAngle -= 360;
angle += 360;
}
currentRotation += delta;
double rate = gameplayClock?.GetTrueGameplayRate() ?? Clock.Rate;
Debug.Assert(Math.Abs(delta) <= 180);
currentRotation += angle;
// rate has to be applied each frame, because it's not guaranteed to be constant throughout playback
// (see: ModTimeRamp)
drawableSpinner.Result.TotalRotation += (float)(Math.Abs(angle) * (gameplayClock?.GetTrueGameplayRate() ?? Clock.Rate));
drawableSpinner.Result.TotalRotation += (float)(Math.Abs(delta) * rate);
}
private void resetState(DrawableHitObject obj)