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Interpolate ParallaxContainer's scale 

Things were a bit jumpy when a screen was adjusting `ParallaxAmount`. This smoothes the applied scale changes to look great again.

Most noticeable when hitting the retry hotkey (`~`) from gameplay.
This commit is contained in:
Dean Herbert 2018-03-09 14:34:05 +09:00
parent c11f6efab5
commit 6ad962fc8b
1 changed files with 4 additions and 2 deletions
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6
osu.Game/Graphics/Containers/ParallaxContainer.cs
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@ -66,8 +66,10 @@ protected override void Update()
{
Vector2 offset = (input.CurrentState.Mouse == null ? Vector2.Zero : ToLocalSpace(input.CurrentState.Mouse.NativeState.Position) - DrawSize / 2) * ParallaxAmount;
content.Position = Interpolation.ValueAt(MathHelper.Clamp(Clock.ElapsedFrameTime, 0, 1000), content.Position, offset, 0, 1000, Easing.OutQuint);
content.Scale = new Vector2(1 + ParallaxAmount);
double elapsed = MathHelper.Clamp(Clock.ElapsedFrameTime, 0, 1000);
content.Position = Interpolation.ValueAt(elapsed, content.Position, offset, 0, 1000, Easing.OutQuint);
content.Scale = Interpolation.ValueAt(elapsed, content.Scale, new Vector2(1 + ParallaxAmount), 0, 1000, Easing.OutQuint);
}
firstUpdate = false;