ppmwheel
Generate HSV color wheel image
TLDR
Generate color wheel
$ ppmwheel [diameter] > [output.ppm]
Create 200px color wheel$ ppmwheel 200 > [wheel.ppm]
SYNOPSIS
ppmwheel diameter
DESCRIPTION
ppmwheel generates a PPM image of an HSV color wheel with the specified diameter in pixels. The output is a square image with the color wheel centered. Hue varies around the circumference, saturation varies from center to edge, and value is constant at maximum.Part of the Netpbm suite of image manipulation tools.
PARAMETERS
DIAMETER
Wheel diameter in pixels.
CAVEATS
Output is always a square PPM image. Pipe through other Netpbm tools or ImageMagick to convert to other formats.
HISTORY
ppmwheel was created as part of Netpbm for color wheel generation.
SEE ALSO
ppm(5), ppmrainbow(1)
