trmnl_sdl/README.md

What is this

A utility which can be used to create custom images for TRMNL devices via code

How to write new visual stuff

1. Inherit from Widget and then do your magic inside your own class.
2. Add your widget builder in main.cpp inside init_builders.
3. Write your config file. Either named config.json or added as the first command line parameter.
4. ???
5. Profit

ImageMagick commands

Convert image without dithering

convert trmnl.png -monochrome -colors 2 -depth 1 -strip png:output.png

Convert image with dithering

convert trmnl.png -dither FloydSteinberg -remap pattern:gray50 -depth 1 -strip png:output.png

Notes

json.hpp from nlohmann/json v3.11.2