A command-line utility for calculating horizontal or vertical FOV values for a given aspect ratio. This is especially useful when tweaking the field of view value in various 3D applications, such as games.
$ fov 90h 4:3 Horizontal FOV 90.00° Vertical FOV 73.74° Aspect ratio 4:3
$ fov 70v 16:9 Horizontal FOV 102.45° Vertical FOV 70.00° Aspect ratio 16:9
$ fov 90h 4:3 16:9 Orig. Converted Horizontal FOV 90.00° 106.26° Vertical FOV 73.74° 73.74° Aspect ratio 4:3 16:9
NAME: fov - Calculate horizontal or vertical FOV values for a given aspect ratio USAGE: fov <FOV><h|v> <aspect ratio> [new aspect ratio] VERSION: 0.0.1 COMMANDS: help, h Shows a list of commands or help for one command GLOBAL OPTIONS: --help, -h show help --version, -v print the version
- Explanation of common FOV scaling modes such as Hor+, Vert-, …
- Field of view in video games on Wikipedia
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