chore: import upstream snapshot with attribution

2026-07-13 12:22:33 +08:00
commit fc4fcbab58
1848 changed files with 472303 additions and 0 deletions
@@ -0,0 +1,62 @@
+import Foundation
+
+enum LoadingPattern: String, CaseIterable, Identifiable {
+    case knightRider
+    case cylon
+    case outsideIn
+    case race
+    case pulse
+    case unbraid
+
+    var id: String {
+        self.rawValue
+    }
+
+    var displayName: String {
+        switch self {
+        case .knightRider: "Knight Rider"
+        case .cylon: "Cylon"
+        case .outsideIn: "Outside-In"
+        case .race: "Race"
+        case .pulse: "Pulse"
+        case .unbraid: "Unbraid (logo → bars)"
+        }
+    }
+
+    /// Secondary offset so the lower bar moves differently.
+    var secondaryOffset: Double {
+        switch self {
+        case .knightRider: .pi
+        case .cylon: .pi / 2
+        case .outsideIn: .pi
+        case .race: .pi / 3
+        case .pulse: .pi / 2
+        case .unbraid: .pi / 2
+        }
+    }
+
+    func value(phase: Double) -> Double {
+        let v: Double
+        switch self {
+        case .knightRider:
+            v = 0.5 + 0.5 * sin(phase) // ping-pong
+        case .cylon:
+            let t = phase.truncatingRemainder(dividingBy: .pi * 2) / (.pi * 2)
+            v = t // sawtooth 0→1
+        case .outsideIn:
+            v = abs(cos(phase)) // high at edges, dip center
+        case .race:
+            let t = (phase * 1.2).truncatingRemainder(dividingBy: .pi * 2) / (.pi * 2)
+            v = t
+        case .pulse:
+            v = 0.4 + 0.6 * (0.5 + 0.5 * sin(phase)) // 40–100%
+        case .unbraid:
+            v = 0.5 + 0.5 * sin(phase) // smooth 0→1 for morph
+        }
+        return max(0, min(v * 100, 100))
+    }
+}
+
+extension Notification.Name {
+    static let codexbarDebugReplayAllAnimations = Notification.Name("codexbarDebugReplayAllAnimations")
+}