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author | untir-l <87096069+untir-l@users.noreply.github.com> | 2022-06-13 11:57:33 +0000 |
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committer | untir-l <87096069+untir-l@users.noreply.github.com> | 2022-06-13 11:57:38 +0000 |
commit | ab35f188e5bfcbde9108a8760a6f9893f0c0fe34 (patch) | |
tree | 83e03fbf6bb3cbe4dc2a7f129756998f562979ca | |
parent | 6bbcd4b180d9ad2550d3a3f4a2179f185db3bf21 (diff) | |
download | hitomezashi-ab35f188e5bfcbde9108a8760a6f9893f0c0fe34.tar hitomezashi-ab35f188e5bfcbde9108a8760a6f9893f0c0fe34.tar.gz hitomezashi-ab35f188e5bfcbde9108a8760a6f9893f0c0fe34.zip |
Update README.md
-rw-r--r-- | README.md | 40 |
1 files changed, 13 insertions, 27 deletions
@@ -1,16 +1,16 @@ # Hitomezashi -Library, CLI and web app to generate hitomezashi patterns. These are an example of visually complex and structured patterns arising from simple rules. +A small learning project to produce a form of generative art, hitomezashi patterns. -Here is an example of such a pattern (different colours are also supported): +Here is an example of one such pattern generated using this tool: <img src="https://raw.githubusercontent.com/untir-l/hitomezashi/main/sample.png" alt="sample hitomezashi pattern" width="500" height="500"> -## What is the pattern? +## What are hitomezashi patterns? Consider a series of dashed lines, with alternating dashes and spaces of equal length. Let some number of these dashed lines emanate from the X axis, and some from the Y axis. -Now, assign a binary number to each of the lines on each axis. If the number is 0, let the first part of the line that is touching the axis be a dash, and the second a space. If it is 1, offset the dashed line by one part so it begins with a space, followed by a dash. +Now, assign a binary number to each of the lines on each axis. If the number is 0, let the first part of the line that is touching the axis be a dash, and the second a space. If the number is 1, offset the dashed line by one part so it begins with a space, followed by a dash. The result is a hitomezashi pattern. @@ -20,35 +20,21 @@ Hitomezashi patterns originated in Japan as a form of stitching. Thinking about ## Building and usage -### libhitomezashi +### Building to native code -This is in the `lib/` directory. For example usage, see the Hitomezashi CLI source (all the relevant code is in `main()`; most everything outside that is cumbersome argument parsing). +To build the core logic as a static library, run `CC=gcc make libhitomezashi.a`. +To build a CLI app exposing this logic, run `CC=gcc make hitomezashi_cli` and see +`./hitomezashi_cli -h` for usage info. -libhitomezashi can be compiled to WebAssembly for use on the web. +### Building for the Web -To build, run `CC=gcc make libhitomezashi.a`. - -### Hitomezashi CLI - -This is in the `cli/` directory. Run `./hitomezashi_cli -h` for usage info. - -To build, run `CC=gcc make hitomezashi_cli`. - -### Hitomezashi Web App - -Try it: *link pending*. +<img src="https://github.com/untir-l/hitomezashi/blob/main/screenshot_web.png?raw=true" width="500"> To build, first run `make clean` if you previously built to native code, then (with Emscripten SDK in your PATH) run `emmake make hitomezashi_web.html`. - -You will need to serve, from a web server: `hitomezashi_web.html`, `hitomezashi_web.js`, `hitomezashi_web.wasm` in order for it to work; the `file://` protocol may not be sufficient. - -<img src="https://github.com/untir-l/hitomezashi/blob/main/screenshot_web.png?raw=true" width="500"> +Serve `hitomezashi_web.html`, `hitomezashi_web.js`, and `hitomezashi_web.html.wasm` from a web server to use the web app. ## Technical and copyright information -Written in C11 with SDL2. Code style: `make format-code` will run `clang-format` with the correct parameters. - -Licensed under GPLv2 (see `LICENSE` file for full text). This project's source code is copyright © 2022-present Arjun Satarkar, except code contributed by others who retain their copyright. +Written in C11 with SDL2, with some JavaScript in the web app. -## Todos/potential future additions -- Add support for output to PNG/other formats to the CLI app +Licensed under GPLv2 (see `LICENSE` file for full text). This project's source code is copyright © 2022-present Arjun Satarkar. |