From f4e9d79c7ed007aba96b5ee4ed991362aa89cfe1 Mon Sep 17 00:00:00 2001
From: pannet1 <12350276+pannet1@users.noreply.github.com>
Date: Sun, 20 Sep 2026 01:29:16 +0530
Subject: [PATCH] fix(linux): resolve X11 screen capture and WebGL preview
 issues

- Stop forcing EGL on X11 to prevent GPU process crash and enable WebGL/WebGPU
- Ensure Wayland screen portal is only used on Wayland sessions, fixing X11 desktop capture

Fixes #1001
---
 electron/gpuSwitches.test.ts | 2 +-
 electron/gpuSwitches.ts      | 3 ++-
 electron/main.ts             | 5 ++++-
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/electron/gpuSwitches.test.ts b/electron/gpuSwitches.test.ts
index 4cbb1cdf4..334f22b2d 100644
--- a/electron/gpuSwitches.test.ts
+++ b/electron/gpuSwitches.test.ts
@@ -60,7 +60,7 @@ describe("getGpuSwitches", () => {
 
 	it("returns the X11 EGL workaround on Linux X11", () => {
 		expect(getGpuSwitches("linux", { XDG_SESSION_TYPE: "x11" })).toEqual({
-			useGl: "egl",
+			useGl: undefined,
 			disableFeatures: ["VaapiVideoDecoder", "VaapiVideoEncoder"],
 		});
 	});
diff --git a/electron/gpuSwitches.ts b/electron/gpuSwitches.ts
index 7b7c81ee8..4c14709dc 100644
--- a/electron/gpuSwitches.ts
+++ b/electron/gpuSwitches.ts
@@ -44,6 +44,7 @@ export function getGpuSwitches(
 	platform: NodeJS.Platform,
 	env: NodeJS.ProcessEnv = process.env,
 ): GpuSwitches {
+	void env;
 	if (platform === "darwin") {
 		return {
 			useAngle: "metal",
@@ -57,7 +58,7 @@ export function getGpuSwitches(
 
 	if (platform === "linux") {
 		return {
-			useGl: shouldForceLinuxEgl(env) ? "egl" : undefined,
+			useGl: undefined,
 			disableFeatures: ["VaapiVideoDecoder", "VaapiVideoEncoder"],
 		};
 	}
diff --git a/electron/main.ts b/electron/main.ts
index 890726670..351f1e56d 100644
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -18,6 +18,7 @@ import {
 import { RECORDINGS_DIR } from "./appPaths";
 import { showCursor } from "./cursorHider";
 import { getGpuSwitches } from "./gpuSwitches";
+import { isLikelyLinuxWaylandSession } from "./ipc/register/sourceMapping";
 import {
 	cleanupAllExportStreams,
 	cleanupNativeVideoExportSessions,
@@ -1101,7 +1102,9 @@ app.whenReady().then(async () => {
 			// source picker entirely). This avoids calling getSources() which
 			// would itself trigger an extra portal dialog.
 			const isLinuxPortalSentinel =
-				process.platform === "linux" && (sourceId === "screen:linux-portal" || !sourceId);
+				process.platform === "linux" &&
+				isLikelyLinuxWaylandSession(process.env) &&
+				(sourceId === "screen:linux-portal" || !sourceId);
 			if (isLinuxPortalSentinel) {
 				callback({ video: { id: "screen:0:0", name: "Entire screen" } });
 				return;