ajit3259 / gnuplot.js

A Port of GNUPlot to the web

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.

Demo

https://ajit3259.github.io/gnuplot.js/

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 gnuplotasm.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 gnuplotasm.js

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

Contributing

Ajit Kumar
Yasasvi Peruvemba

Authors

[

• Copyright 1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley
• 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.
• This software is provided "as is" without express or implied warranty
• to the extent permitted by applicable law. ]