chore: import upstream snapshot with attribution

2026-07-13 12:58:35 +08:00
commit 85453da49f
4031 changed files with 710987 additions and 0 deletions
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+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <title>perf fixture: 10-video-grid</title>
+    <style>
+      :root {
+        color-scheme: dark;
+      }
+      html,
+      body {
+        margin: 0;
+        padding: 0;
+        background: #050714;
+        color: #e6e6f0;
+        font-family:
+          system-ui,
+          -apple-system,
+          sans-serif;
+        overflow: hidden;
+      }
+      #root {
+        position: relative;
+        width: 1920px;
+        height: 1080px;
+        display: grid;
+        grid-template-columns: repeat(5, 1fr);
+        grid-template-rows: repeat(2, 1fr);
+        gap: 8px;
+        padding: 8px;
+        box-sizing: border-box;
+      }
+      .tile {
+        position: relative;
+        background: #111827;
+        border-radius: 12px;
+        overflow: hidden;
+        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05);
+        will-change: transform;
+      }
+      .tile video {
+        position: absolute;
+        inset: 0;
+        width: 100%;
+        height: 100%;
+        object-fit: cover;
+      }
+      .tile .label {
+        position: absolute;
+        top: 8px;
+        left: 8px;
+        z-index: 2;
+        font:
+          600 14px/1 system-ui,
+          sans-serif;
+        color: #fff;
+        background: rgba(0, 0, 0, 0.6);
+        padding: 4px 8px;
+        border-radius: 6px;
+        pointer-events: none;
+      }
+    </style>
+    <script src="/vendor/gsap.min.js"></script>
+    <script data-hyperframes-runtime="1" src="/vendor/hyperframe.runtime.iife.js"></script>
+  </head>
+  <body>
+    <div
+      id="root"
+      data-composition-id="main"
+      data-width="1920"
+      data-height="1080"
+      data-duration="10"
+      data-fps="30"
+    ></div>
+    <script>
+      (function () {
+        var TILE_COUNT = 10;
+        var DURATION_SEC = 10;
+
+        var root = document.getElementById("root");
+        var tiles = [];
+        for (var i = 0; i < TILE_COUNT; i++) {
+          var tile = document.createElement("div");
+          tile.className = "tile";
+          tile.id = "tile-" + i;
+
+          var label = document.createElement("div");
+          label.className = "label";
+          label.textContent = "video " + (i + 1);
+          tile.appendChild(label);
+
+          var video = document.createElement("video");
+          video.id = "video-" + i;
+          video.setAttribute("data-start", "0");
+          video.setAttribute("data-duration", String(DURATION_SEC));
+          video.setAttribute("data-track-index", String(i));
+          video.setAttribute("src", "sample.mp4");
+          video.setAttribute("preload", "auto");
+          video.setAttribute("playsinline", "");
+          video.muted = true;
+          tile.appendChild(video);
+
+          root.appendChild(tile);
+          tiles.push(tile);
+        }
+
+        // Lightweight parent timeline so the player has a non-empty composition
+        // to drive. Each tile gets a subtle scale "breath" over the full
+        // duration — enough to keep GSAP scrubbing real properties without
+        // dominating the rAF budget that the video decoder needs.
+        var tl = gsap.timeline({ paused: true });
+        for (var j = 0; j < tiles.length; j++) {
+          tl.fromTo(
+            tiles[j],
+            { scale: 0.985 },
+            { scale: 1, duration: DURATION_SEC, ease: "sine.inOut" },
+            0,
+          );
+        }
+
+        window.__timelines = window.__timelines || {};
+        window.__timelines["main"] = tl;
+      })();
+    </script>
+  </body>
+</html>
@@ -0,0 +1,115 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <title>perf fixture: gsap-heavy</title>
+    <style>
+      :root {
+        color-scheme: dark;
+      }
+      html,
+      body {
+        margin: 0;
+        padding: 0;
+        background: #0b0b12;
+        color: #e6e6f0;
+        font-family:
+          system-ui,
+          -apple-system,
+          sans-serif;
+        overflow: hidden;
+      }
+      #root {
+        position: relative;
+        width: 1920px;
+        height: 1080px;
+        overflow: hidden;
+      }
+      .tile {
+        position: absolute;
+        width: 96px;
+        height: 96px;
+        border-radius: 12px;
+        background: linear-gradient(135deg, #4f46e5, #ec4899);
+        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
+        transform: translate3d(0, 0, 0);
+        will-change: transform, opacity;
+      }
+    </style>
+    <script src="/vendor/gsap.min.js"></script>
+    <script data-hyperframes-runtime="1" src="/vendor/hyperframe.runtime.iife.js"></script>
+  </head>
+  <body>
+    <div
+      id="root"
+      data-composition-id="main"
+      data-width="1920"
+      data-height="1080"
+      data-duration="10"
+      data-fps="60"
+    ></div>
+    <script>
+      (function () {
+        var TILE_COUNT = 60;
+        var DURATION_SEC = 10;
+        var COLS = 12;
+        var ROWS = 5;
+        var TILE = 96;
+        var GAP_X = 1920 / COLS;
+        var GAP_Y = 1080 / ROWS;
+
+        var root = document.getElementById("root");
+        var tiles = [];
+        for (var i = 0; i < TILE_COUNT; i++) {
+          var col = i % COLS;
+          var row = Math.floor(i / COLS);
+          var el = document.createElement("div");
+          el.className = "tile";
+          el.style.left = col * GAP_X + (GAP_X - TILE) / 2 + "px";
+          el.style.top = row * GAP_Y + (GAP_Y - TILE) / 2 + "px";
+          el.setAttribute("data-tile-index", String(i));
+          root.appendChild(el);
+          tiles.push(el);
+        }
+
+        var tl = gsap.timeline({ paused: true });
+        for (var j = 0; j < tiles.length; j++) {
+          var t = tiles[j];
+          var phase = j / tiles.length;
+          var start = phase * (DURATION_SEC - 4);
+          tl.to(
+            t,
+            {
+              x: 200 * Math.cos(phase * Math.PI * 2),
+              y: 120 * Math.sin(phase * Math.PI * 2),
+              rotation: 360,
+              scale: 1.4,
+              opacity: 0.6,
+              borderRadius: "48px",
+              duration: 2,
+              ease: "power2.inOut",
+            },
+            start,
+          );
+          tl.to(
+            t,
+            {
+              x: 0,
+              y: 0,
+              rotation: 0,
+              scale: 1,
+              opacity: 1,
+              borderRadius: "12px",
+              duration: 2,
+              ease: "power2.inOut",
+            },
+            start + 2,
+          );
+        }
+
+        window.__timelines = window.__timelines || {};
+        window.__timelines["main"] = tl;
+      })();
+    </script>
+  </body>
+</html>