xmodmap

Website

x.org

Categories

#Automation #Note Taking #Windows Tools #OS & Utilities

DirectFB

Website

web.archive.org

Categories

#OS & Utilities #Window Manager #Linux #Automation

xmodmap features and specs

• Flexibility
  xmodmap allows users to remap keys and buttons according to their preferences, providing high customization flexibility.
• Simplicity
  The utility is straightforward and simple to use for basic key remapping tasks, making it accessible to users with varying technical skills.
• Compatibility
  xmodmap is compatible with many UNIX-like operating systems and can be used in various desktop environments.

Possible disadvantages of xmodmap

• Limited Features
  xmodmap lacks some advanced features and functionalities found in more modern key remapping tools.
• Volatility
  Changes made with xmodmap are not persistent across sessions and need to be reapplied each time the user logs in.
• Deprecated
  xmodmap is considered deprecated in favor of other tools like setxkbmap and can have compatibility issues with newer systems.

DirectFB features and specs

• Performance
  DirectFB provides high-performance graphics operations on embedded systems by directly interfacing with the framebuffer, which can result in faster rendering compared to other graphics systems that use more layers of abstraction.
• Resource Efficiency
  It is optimized for low resource usage, which makes it suitable for use on devices with limited processing power and memory, such as set-top boxes and other embedded systems.
• Simplicity
  DirectFB offers a relatively straightforward API for 2D graphics operations, which can simplify the development process for applications that do not require the full complexity of OpenGL or similar libraries.
• Support for Multiple Backends
  DirectFB supports various input and output backends, allowing for flexible integration with different types of hardware such as different graphics cards and input devices.

Possible disadvantages of DirectFB

• Limited 3D Support
  While DirectFB is excellent for 2D operations, it lacks comprehensive support for 3D graphics compared to more modern graphics APIs like OpenGL or Vulkan, which might limit its use for applications requiring 3D rendering.
• Obsolescence
  DirectFB has not seen significant updates or widespread adoption in recent years, which makes it less desirable for new projects compared to other graphics stacks that are actively developed and supported.
• Platform Specificity
  It is designed primarily for Linux-based systems, which limits its portability to other operating systems, unlike more platform-agnostic graphics libraries.
• Development Community
  The community and support around DirectFB are relatively small, which can make it more challenging to find help or resources when encountering issues during development.

Remap keys via xmodmap no longer works

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