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Code Issues Releases Wiki Activity

Refactor a bit

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This commit is contained in:
smoogipoo 2019-07-16 17:50:03 +09:00
parent b0415dc30a
commit 62b867018d
1 changed files with 13 additions and 14 deletions
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27
osu.Game.Rulesets.Osu/UI/Cursor/CursorTrail.cs
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@ -162,7 +162,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
private readonly TrailPart[] parts = new TrailPart[max_sprites];
private Vector2 size;
private readonly CustomBatch vertexBatch = new CustomBatch(max_sprites, 1);
private readonly TrailBatch vertexBatch = new TrailBatch(max_sprites, 1);
public TrailDrawNode(CursorTrail source)
: base(source)
@ -196,9 +196,10 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
for (int i = 0; i < parts.Length; ++i)
{
Vector2 pos = parts[i].Position;
vertexBatch.DrawTime = parts[i].Time;
Vector2 pos = parts[i].Position;
DrawQuad(
texture,
new Quad(pos.X - size.X / 2, pos.Y - size.Y / 2, size.X, size.Y),
@ -217,25 +218,23 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
vertexBatch.Dispose();
}
private class CustomBatch : QuadBatch<TexturedTrailVertex>
// Todo: This shouldn't exist, but is currently used to reduce allocations by caching variable-capturing closures.
private class TrailBatch : QuadBatch<TexturedTrailVertex>
{
public new readonly Action<TexturedVertex2D> AddAction;
public float DrawTime;
public CustomBatch(int size, int maxBuffers)
public TrailBatch(int size, int maxBuffers)
: base(size, maxBuffers)
{
AddAction = add;
AddAction = v => Add(new TexturedTrailVertex
{
Position = v.Position,
TexturePosition = v.TexturePosition,
Time = DrawTime + 1,
Colour = v.Colour,
});
}
private void add(TexturedVertex2D vertex) => Add(new TexturedTrailVertex
{
Position = vertex.Position,
TexturePosition = vertex.TexturePosition,
Time = DrawTime + 1,
Colour = vertex.Colour,
});
}
}