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Code Issues Releases Wiki Activity

Reduce allocations in TimelineBlueprintContainer

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This commit is contained in:
Andrei Zavatski 2024-02-21 22:47:49 +03:00
parent 901bb01f57
commit 4cefa8bb8d
1 changed files with 6 additions and 2 deletions
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8
osu.Game/Screens/Edit/Compose/Components/Timeline/TimelineBlueprintContainer.cs
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@ -116,6 +116,8 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
updateStacking();
}
private readonly Stack<HitObject> currentConcurrentObjects = new Stack<HitObject>();
private void updateStacking()
{
// because only blueprints of objects which are alive (via pooling) are displayed in the timeline, it's feasible to do this every-update.
@ -125,10 +127,12 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
// after the stack gets this tall, we can presume there is space underneath to draw subsequent blueprints.
const int stack_reset_count = 3;
Stack<HitObject> currentConcurrentObjects = new Stack<HitObject>();
currentConcurrentObjects.Clear();
foreach (var b in SelectionBlueprints.Reverse())
for (int i = SelectionBlueprints.Count - 1; i >= 0; i--)
{
var b = SelectionBlueprints[i];
// remove objects from the stack as long as their end time is in the past.
while (currentConcurrentObjects.TryPeek(out HitObject hitObject))
{