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[WIP] MetalEngine

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This commit is contained in:
Ali
2023-11-11 00:43:25 +04:00
parent 5976d495b0
commit 88a0fd7a81
10 changed files with 162 additions and 43 deletions
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13
submodules/TelegramUI/Components/DustEffect/Sources/DustEffectLayer.swift
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@@ -95,9 +95,10 @@ public final class DustEffectLayer: MetalEngineSubjectLayer, MetalEngineSubject
}
private var updateLink: SharedDisplayLinkDriver.Link?
private var items: [Item] = []
public var becameEmpty: (() -> Void)?
override public init() {
super.init()
@@ -127,14 +128,20 @@ public final class DustEffectLayer: MetalEngineSubjectLayer, MetalEngineSubject
}
private func updateItems() {
var didRemoveItems = false
for i in (0 ..< self.items.count).reversed() {
self.items[i].phase += 1.0 / 60.0
self.items[i].phase += (1.0 / 60.0) / Float(UIView.animationDurationFactor())
if self.items[i].phase >= 4.0 {
self.items.remove(at: i)
didRemoveItems = true
}
}
self.updateNeedsAnimation()
if didRemoveItems && self.items.isEmpty {
self.becameEmpty?()
}
}
private func updateNeedsAnimation() {
@@ -222,7 +229,7 @@ public final class DustEffectLayer: MetalEngineSubjectLayer, MetalEngineSubject
computeEncoder.setBytes(&particleCount, length: 4 * 2, index: 1)
var phase = item.phase
computeEncoder.setBytes(&phase, length: 4, index: 2)
var timeStep: Float = 1.0 / 60.0
var timeStep: Float = (1.0 / 60.0) / Float(UIView.animationDurationFactor())
computeEncoder.setBytes(&timeStep, length: 4, index: 3)
computeEncoder.dispatchThreadgroups(threadgroupCount, threadsPerThreadgroup: threadgroupSize)
}