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https://github.com/TelegramMessenger/Telegram-iOS.git
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Background portal views
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Ali
parent
48cb7f25ec
commit
11409151df
7 changed files with 155 additions and 1197 deletions
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@ -1,313 +1 @@
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import Foundation
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import UIKit
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import AsyncDisplayKit
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import Display
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import GradientBackground
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import TelegramPresentationData
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import TelegramCore
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import AccountContext
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import SwiftSignalKit
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import WallpaperResources
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import FastBlur
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import Svg
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import GZip
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import AppBundle
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import AnimatedStickerNode
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import TelegramAnimatedStickerNode
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import HierarchyTrackingLayer
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import MetalKit
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import HierarchyTrackingLayer
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import simd
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private final class NullActionClass: NSObject, CAAction {
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static let shared = NullActionClass()
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@objc public func run(forKey event: String, object anObject: Any, arguments dict: [AnyHashable : Any]?) {
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}
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}
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@available(iOS 13.0, *)
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open class SimpleMetalLayer: CAMetalLayer {
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override open func action(forKey event: String) -> CAAction? {
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return nullAction
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}
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override public init() {
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super.init()
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}
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override public init(layer: Any) {
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super.init(layer: layer)
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}
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required public init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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}
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private func makePipelineState(device: MTLDevice, library: MTLLibrary, vertexProgram: String, fragmentProgram: String) -> MTLRenderPipelineState? {
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guard let loadedVertexProgram = library.makeFunction(name: vertexProgram) else {
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return nil
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}
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guard let loadedFragmentProgram = library.makeFunction(name: fragmentProgram) else {
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return nil
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}
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let pipelineStateDescriptor = MTLRenderPipelineDescriptor()
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pipelineStateDescriptor.vertexFunction = loadedVertexProgram
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pipelineStateDescriptor.fragmentFunction = loadedFragmentProgram
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pipelineStateDescriptor.colorAttachments[0].pixelFormat = .bgra8Unorm
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guard let pipelineState = try? device.makeRenderPipelineState(descriptor: pipelineStateDescriptor) else {
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return nil
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}
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return pipelineState
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}
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@available(iOS 13.0, *)
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final class MetalWallpaperBackgroundNode: ASDisplayNode, WallpaperBackgroundNode {
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private let device: MTLDevice
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private let metalLayer: SimpleMetalLayer
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private let commandQueue: MTLCommandQueue
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private let renderPipelineState: MTLRenderPipelineState
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private let hierarchyTrackingLayer = HierarchyTrackingLayer()
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var isReady: Signal<Bool, NoError> {
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return .single(true)
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}
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var rotation: CGFloat = 0.0
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private var animationPhase: Int = 0
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private var animationThread: Thread?
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private var displayLink: CADisplayLink?
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override init() {
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self.device = MTLCreateSystemDefaultDevice()!
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self.metalLayer = SimpleMetalLayer()
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self.metalLayer.maximumDrawableCount = 3
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self.metalLayer.presentsWithTransaction = true
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self.metalLayer.contentsScale = UIScreenScale
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self.commandQueue = self.device.makeCommandQueue()!
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let mainBundle = Bundle(for: MetalWallpaperBackgroundNode.self)
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guard let path = mainBundle.path(forResource: "WallpaperBackgroundNodeBundle", ofType: "bundle") else {
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preconditionFailure()
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}
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guard let bundle = Bundle(path: path) else {
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preconditionFailure()
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}
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guard let defaultLibrary = try? self.device.makeDefaultLibrary(bundle: bundle) else {
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preconditionFailure()
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}
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guard let renderPipelineState = makePipelineState(device: self.device, library: defaultLibrary, vertexProgram: "wallpaperVertex", fragmentProgram: "wallpaperFragment") else {
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preconditionFailure()
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}
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self.renderPipelineState = renderPipelineState
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super.init()
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self.metalLayer.device = self.device
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self.metalLayer.pixelFormat = .bgra8Unorm
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self.metalLayer.framebufferOnly = true
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self.metalLayer.allowsNextDrawableTimeout = true
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self.metalLayer.isOpaque = true
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self.layer.addSublayer(self.metalLayer)
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self.layer.addSublayer(self.hierarchyTrackingLayer)
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self.hierarchyTrackingLayer.opacity = 0.0
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self.hierarchyTrackingLayer.didEnterHierarchy = { [weak self] in
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self?.updateIsVisible(true)
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}
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self.hierarchyTrackingLayer.didExitHierarchy = { [weak self] in
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self?.updateIsVisible(false)
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}
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}
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func update(wallpaper: TelegramWallpaper) {
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}
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func _internalUpdateIsSettingUpWallpaper() {
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}
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func updateLayout(size: CGSize, displayMode: WallpaperDisplayMode, transition: ContainedViewLayoutTransition) {
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if self.metalLayer.drawableSize != size {
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self.metalLayer.drawableSize = size
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transition.updateFrame(layer: self.metalLayer, frame: CGRect(origin: CGPoint(), size: size))
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self.redraw()
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}
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}
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private func updateIsVisible(_ isVisible: Bool) {
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if isVisible {
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if self.displayLink == nil {
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let displayLink = CADisplayLink(target: DisplayLinkTarget { [weak self] in
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guard let strongSelf = self else {
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return
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}
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strongSelf.redraw()
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}, selector: #selector(DisplayLinkTarget.event))
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self.displayLink = displayLink
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if #available(iOS 15.0, iOSApplicationExtension 15.0, *) {
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if "".isEmpty {
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displayLink.preferredFrameRateRange = CAFrameRateRange(minimum: 60.0, maximum: 60.0, preferred: 60.0)
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} else {
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displayLink.preferredFrameRateRange = CAFrameRateRange(minimum: Float(UIScreen.main.maximumFramesPerSecond), maximum: Float(UIScreen.main.maximumFramesPerSecond), preferred: Float(UIScreen.main.maximumFramesPerSecond))
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}
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}
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displayLink.isPaused = false
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if !"".isEmpty {
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self.animationThread = Thread(block: {
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displayLink.add(to: .current, forMode: .common)
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while true {
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if Thread.current.isCancelled {
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break
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}
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RunLoop.current.run(until: .init(timeIntervalSinceNow: 1.0))
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}
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})
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self.animationThread?.name = "MetalWallpaperBackgroundNode"
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self.animationThread?.qualityOfService = .userInteractive
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self.animationThread?.start()
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} else {
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displayLink.add(to: .current, forMode: .common)
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}
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}
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} else {
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if let displayLink = self.displayLink {
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self.displayLink = nil
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displayLink.invalidate()
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}
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if let animationThread = self.animationThread {
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self.animationThread = nil
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animationThread.cancel()
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}
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}
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}
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private var previousDrawTime: Double?
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private func redraw() {
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let timestamp = CACurrentMediaTime()
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if let previousDrawTime = self.previousDrawTime {
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let _ = previousDrawTime
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//print("frame time \((timestamp - previousDrawTime) * 1000.0)")
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}
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self.previousDrawTime = timestamp
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self.animationPhase += 1
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let animationOffset = Float(self.animationPhase % 200) / 200.0
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let _ = animationOffset
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guard let commandBuffer = self.commandQueue.makeCommandBuffer() else {
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return
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}
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guard let drawable = self.metalLayer.nextDrawable() else {
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return
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}
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let drawTime = CACurrentMediaTime() - timestamp
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if drawTime > 9.0 / 1000.0 {
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print("get time \(drawTime * 1000.0)")
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}
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let renderPassDescriptor = MTLRenderPassDescriptor()
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renderPassDescriptor.colorAttachments[0].texture = drawable.texture
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renderPassDescriptor.colorAttachments[0].loadAction = .clear
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renderPassDescriptor.colorAttachments[0].clearColor = MTLClearColor(
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red: 0.0,
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green: 0.0,
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blue: 0.0,
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alpha: 1.0
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)
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guard let renderEncoder = commandBuffer.makeRenderCommandEncoder(descriptor: renderPassDescriptor) else {
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return
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}
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var vertices: [Float] = [
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-1.0, -1.0,
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1.0, -1.0,
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-1.0, 1.0,
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1.0, 1.0
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]
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renderEncoder.setRenderPipelineState(self.renderPipelineState)
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renderEncoder.setVertexBytes(&vertices, length: 4 * vertices.count, index: 0)
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var resolution = simd_uint2(UInt32(drawable.texture.width), UInt32(drawable.texture.height))
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renderEncoder.setFragmentBytes(&resolution, length: MemoryLayout<simd_uint2>.size * 2, index: 0)
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var time = Float(timestamp) * 0.25
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renderEncoder.setFragmentBytes(&time, length: 4, index: 1)
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renderEncoder.drawPrimitives(type: .triangleStrip, vertexStart: 0, vertexCount: 4, instanceCount: 1)
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renderEncoder.endEncoding()
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if self.metalLayer.presentsWithTransaction {
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if Thread.isMainThread {
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commandBuffer.commit()
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commandBuffer.waitUntilScheduled()
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drawable.present()
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} else {
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CATransaction.begin()
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commandBuffer.commit()
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commandBuffer.waitUntilScheduled()
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drawable.present()
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CATransaction.commit()
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}
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} else {
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commandBuffer.addScheduledHandler { _ in
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drawable.present()
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}
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commandBuffer.commit()
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}
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}
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func animateEvent(transition: ContainedViewLayoutTransition, extendAnimation: Bool) {
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}
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func updateIsLooping(_ isLooping: Bool) {
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}
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func updateBubbleTheme(bubbleTheme: PresentationTheme, bubbleCorners: PresentationChatBubbleCorners) {
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}
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func hasBubbleBackground(for type: WallpaperBubbleType) -> Bool {
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return false
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}
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func hasExtraBubbleBackground() -> Bool {
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return false
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}
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func makeBubbleBackground(for type: WallpaperBubbleType) -> WallpaperBubbleBackgroundNode? {
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return nil
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}
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func makeFreeBackground() -> PortalView? {
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return nil
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}
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func makeDimmedNode() -> ASDisplayNode? {
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return nil
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}
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}
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