Desktop: Isolate CEF-rendered UI into separate crate and process (#4321)

* Extract CEF rendered UI into a separate process and crate * Review * Review * Review * Review * Remove necessary workarounds * Block on frame copy ack * Crop and resample frames correctly * Skip blank frames * Fix deps * Fix fmt * Fix clippy warning * Review * Fix todo
2026-09-27 06:18:12 +08:00 · 2026-07-14 14:51:20 -07:00
parent 97a43e66fb
commit ba0a97aefe
82 changed files with 4768 additions and 1291 deletions
@@ -0,0 +1,78 @@
+#[cfg(target_os = "linux")]
+pub(crate) mod linux;
+#[cfg(target_os = "macos")]
+pub(crate) mod mac;
+#[cfg(target_os = "windows")]
+pub(crate) mod win;
+
+pub(crate) fn accelerated_paint(disable_gpu_acceleration: bool) -> bool {
+	#[cfg(feature = "accelerated_paint")]
+	{
+		!disable_gpu_acceleration && should_enable_hardware_acceleration()
+	}
+	#[cfg(not(feature = "accelerated_paint"))]
+	{
+		let _ = disable_gpu_acceleration;
+		false
+	}
+}
+
+#[cfg(feature = "accelerated_paint")]
+fn should_enable_hardware_acceleration() -> bool {
+	#[cfg(target_os = "linux")]
+	{
+		// Check if running on Wayland or X11
+		let has_wayland = std::env::var("WAYLAND_DISPLAY")
+			.ok()
+			.filter(|var| !var.is_empty())
+			.or_else(|| std::env::var("WAYLAND_SOCKET").ok())
+			.filter(|var| !var.is_empty())
+			.is_some();
+
+		let has_x11 = std::env::var("DISPLAY").ok().filter(|var| !var.is_empty()).is_some();
+
+		if !has_wayland && !has_x11 {
+			tracing::warn!("No display server detected, disabling hardware acceleration");
+			return false;
+		}
+
+		// Check for NVIDIA proprietary driver (known to have issues)
+		if let Ok(driver_info) = std::fs::read_to_string("/proc/driver/nvidia/version")
+			&& driver_info.contains("NVIDIA")
+		{
+			tracing::warn!("NVIDIA proprietary driver detected, hardware acceleration may be unstable");
+			// Still return true but with warning
+		}
+
+		// Check for basic GPU capabilities
+		if has_wayland {
+			tracing::info!("Wayland detected, enabling hardware acceleration");
+			true
+		} else if has_x11 {
+			tracing::info!("X11 detected, enabling hardware acceleration");
+			true
+		} else {
+			false
+		}
+	}
+
+	#[cfg(target_os = "windows")]
+	{
+		// Windows generally has good D3D11 support
+		tracing::info!("Windows detected, enabling hardware acceleration");
+		true
+	}
+
+	#[cfg(target_os = "macos")]
+	{
+		// macOS has good Metal/IOSurface support
+		tracing::info!("macOS detected, enabling hardware acceleration");
+		true
+	}
+
+	#[cfg(not(any(target_os = "linux", target_os = "windows", target_os = "macos")))]
+	{
+		tracing::warn!("Unsupported platform for hardware acceleration");
+		false
+	}
+}