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fix(renderer): prevent stale SwiftShader layers

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This commit is contained in:
Miguel Ángel
2026-07-16 04:56:36 +00:00
parent 33a4f82dca
commit 54a3ef2000
7 changed files with 484 additions and 0 deletions
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packages/engine/src/services/browserManager.ts
+11
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@@ -686,6 +686,17 @@ export function buildChromeArgs(
// BeginFrame flags — only when using chrome-headless-shell on Linux
if (options.captureMode !== "screenshot") {
// SwiftShader's GPU compositor can retain a transformed layer for several
// sequential frames after a GSAP yoyo/reversal. The DOM and timeline are
// already at the requested time, but both BeginFrame and
// Page.captureScreenshot read the stale surface (the duplicate is present
// in the raw JPEG before encoding). Keep deterministic BeginFrame capture,
// but route compositing through Chrome's software path when the browser is
// already in software-GPU mode. Hardware-GPU and screenshot captures keep
// their existing compositor paths.
if (browserGpuMode === "software") {
chromeArgs.push("--disable-gpu-compositing");
}
chromeArgs.push(
"--deterministic-mode",
"--enable-begin-frame-control",