Colours are the deeds of light; its deeds and sufferings: thus considered we may expect from them some explanation respecting light itself.
The cptsvg utility converts the colour palette table (cpt) files used by GMT(1) to the gradients in the Scalar Vector Graphics (SVG) format.
The program will read from
stdin if a file is not specified as
the final argument, and write to
stdout if the
-o option is not specified.
The output is formatted for machines to read, rather than humans. A post-processor such as tidy(1) could be used in the latter case.
Specify a file to which to write a formatted backtrace. The file will only be created if there is a backtrace created, typically when an error occurs.
formatof the backtrace written to the files specified by
--backtrace-file, one of
Specify the size of the SVG preview in pixels.
Write the output to
file, rather than
Include a preview in the SVG output. See also the
Create a machine-readable SVG file:
cptsvg -v -o new.svg old.cpt
Create a human-readable SVG file with a preview:
cptsvg -p old.cpt | tidy -xml -indent -o new.svg