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featurelist.md

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Key OSVR Features

open-source

  • Free and open-source
  • Apache 2.0 license
  • Supports closed-source plugins

Universal device support

OSVR supports over 100 devices. The OSVR philosophy is to define an interface, essentially a pipe of data that provides reports of a certain type. The following interface types are available:

  • Display
  • Tracker
  • Analog
  • Button
  • Config
  • Eye tracker
  • Imager
  • Gesture
  • Locomotion
  • Skeleton
  • Poser

Just like a multi-function printer can be viewed by Windows as one physical device that has multiple software interfaces (e.g. printer, fax, scanner), a physical device such as a Razer Hydra can map into one or more OSVR interfaces.

Semantic Paths

  • Flexible remapping of buttons from different hardware to the same application function.
  • Configuration of tracker-sensor position to provide consistent coordinate systems between devices.
  • Compile-free conversion from tracker-based to controller-based head tracking.

High-performance rendering support

  • Time warp
  • Direct render
  • Front-buffer rendering
  • Distortion correction
  • Predictive tracking
  • Vsync timing reports

Plugin architecture

  • Plugins loaded at runtime
  • Supports both open-source and closed-source plugin

Portable

  • Cross-platform code that can compile on multiple operating systems: Windows, Linux, Android, OS X and others.
  • Cross-library rendering that can display using Direct3D11, OpenGL, Unity, Unreal, WebGL, Blender Game Engine, and others.
  • Cross-display configuration that can enable an application to run on different HMDs without change, and also run in debug mode on a mono window.

Programming model

OSVR supports both:

  • Synchronous (blocking) calls
  • Asynchronous (callback)

Distributed

  • OSVR can run on a single machine, but can also be distributed over a network. This allows many-to-many relationship between OSVR clients (applications) and OSVR servers (sensor processors). Clients and servers may also reside on different operating systems.