Bliss Display Mapper

Display Mapper controls resolution, DPI, and orientation for the built-in panel and external monitors. Open it from Settings on builds that include --extras.

Package	BlissDisplayMapper (privileged / platform-signed)
Build	Included with --extras
Background service	OrientationService (applies saved rules on boot and hotplug)

What you can set

• Per-display resolution and DPI
• Per-display orientation (portrait, landscape, reverse, sensor)
• Global / hardware rotation overrides
• HDMI rotation lock and single-display mode
• Show or hide the software navigation bar (mainkeys)

When a new display is plugged in, the background service applies any saved orientation rules for that display.

Properties

Property	Description
persist.ax86.display.<ID>.resolution	Resolution for display ID
persist.ax86.display.<ID>.dpi	Density (DPI) for display ID
persist.ax86.display.<ID>.orientation	Orientation lock for display ID
persist.debug.per_window_input_rotation	Per-window input rotation
persist.sys.app.rotation	App rotation policy
ro.sf.hwrotation	SurfaceFlinger hardware rotation
persist.ax86.display.hdmirotationlock	Lock rotation on HDMI displays
persist.ax86.hw.mainkeys	Nav bar: 0 show, 1 hide

Most changes are made from the UI. Properties are listed here for scripting and support.

Related

• Touch Mapper for binding inputs to displays
• Bliss Tweaks for window manager / desktop flags
• Building Bass OS