Wayland on Support Toolshttps://support.tools/tags/wayland/Recent content in Wayland on Support ToolsHugoen-USFri, 23 Oct 2026 00:00:00 -0500xrandr: Add a Custom Resolution and Set Up Multiple Monitorshttps://support.tools/linux-display-management-xrandr-guide-2025/Tue, 05 Aug 2025 10:00:00 -0500https://support.tools/linux-display-management-xrandr-guide-2025/<p>The two things people reach for xrandr to do are adding a resolution the monitor does not advertise and arranging two or more screens. Both take three or four commands on X11. This page starts with those commands, then covers persistence, Wayland (where xrandr cannot change outputs), and scripts for automatic profile switching.</p>Advanced Linux Graphics Programming: DRM/KMS Development and GPU Driver Architecturehttps://support.tools/advanced-linux-graphics-drm-programming/Thu, 24 Apr 2025 10:00:00 -0500https://support.tools/advanced-linux-graphics-drm-programming/<p>Linux graphics programming requires deep understanding of the Direct Rendering Manager (DRM) subsystem, Kernel Mode Setting (KMS), and modern GPU architectures. This comprehensive guide explores advanced graphics concepts, from low-level DRM driver development to building high-performance Vulkan applications and custom display management systems.</p>