gnuplot.js

Port of GnuPlot to JavaScript using Emscripten.

GnuPlot is a command-line program that can generate two- and three-dimensional plots of functions, data, and data fits. The program runs on all major computers and operating systems.

Getting Started

Emscripten is a toolchain for compiling to asm.js and WebAssembly, built using LLVM, that lets you run C and C++ on the web at near-native speed without plugins.

More Info : https://emscripten.org/

Installation guide: https://emscripten.org/docs/getting_started/downloads.html

Installing

For Creating gnuplot.js After installing emscripten, add emcc to environment variable

cd emsdk
source ./emsdk_env.sh

Clone this repo

To generate gnuplot.o

cd gnuplot.js
cd src
emconfigure ./configure
emmake make
emmake make install
cp ./src/gnuplot ../gnuplot.o
cd ..

Generate gnuplot.js

emcc -s WASM=0 -O2 -s FORCE_FILESYSTEM=1 -s 'EXTRA_EXPORTED_RUNTIME_METHODS=["intArrayFromString","intArraytoString"]' gnuplot.o -o gnuplot.js --pre-js pre.js

Contributors

Yasasvi Peruvemba
Ajit Kumar

Source Files

The source files for GnuPlot without any modification can be found at the repository of Ajit Kumar

Authors

Permission to use, copy, and distribute this software and its documentation for any purpose with or without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation.

Permission to modify the software is granted, but not the right to distribute the complete modified source code. Modifications are to be distributed as patches to the released version. Permission to distribute binaries produced by compiling modified sources is granted, provided you

1. Distribute the corresponding source modifications from the
 released version in the form of a patch file along with the binaries,
2. Add special version identification to distinguish your version
 in addition to the base release version number,
3. Provide your name and address as the primary contact for the
 support of your modified version, and
4. Retain our contact information in regard to use of the base
 software.

Permission to distribute the released version of the source code along with corresponding source modifications in the form of a patch file is granted with same provisions 2 through 4 for binary distributions.