Graphics on Support Tools

xrandr: Add a Custom Resolution and Set Up Multiple Monitors

Tue, 05 Aug 2025 10:00:00 -0500

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.

Advanced Linux Graphics and GPU Programming: Building High-Performance Compute and Rendering Applications

Mon, 28 Apr 2025 10:00:00 -0500

Advanced Linux graphics and GPU programming requires deep understanding of modern graphics APIs, parallel computing architectures, and optimization techniques. This comprehensive guide explores building high-performance applications using Vulkan, CUDA, OpenCL, and advanced rendering techniques for both graphics and general-purpose GPU computing.

Advanced Linux Graphics Programming: DRM/KMS Development and GPU Driver Architecture

Thu, 24 Apr 2025 10:00:00 -0500

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.