Fold - Json format

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Fold is a json format created in 2016 by Erik Demaine and Jason S. Ku and Robert J. Lang.

#1200on PLDB

8Years Old

Download source code:

git clone https://github.com/edemaine/fold

Source Code · Spec

FOLD file format for origami models, crease patterns, etc.

Tags: jsonFormat
Fold is developed on GitHub and has 304 stars
Fold is written in CoffeeScript, Markdown, JavaScript, HTML, JSON
First announcement of Fold

Example from the web:

{
 "file_spec": 1.1,
 "file_creator": "fold-convert --flat-fold",
 "file_classes": [
   "singleModel"
 ],
 "frame_classes": [
   "foldedForm"
 ],
 "vertices_coords": [
   [0,0],
   [1,0],
   [0,0],
   [0,1]
 ],
 "edges_vertices": [
   [0,1],
   [1,2],
   [2,3],
   [3,0],
   [3,1]
 ],
 "edges_assignment": [
   "B",
   "B",
   "B",
   "B",
   "V"
 ],
 "edges_foldAngle": [
   0,
   0,
   0,
   0,
   180
 ],
 "cpedit:page": {"xMin":0,"yMin":0,"xMax":1,"yMax":1},
 "file_title": "diagonal",
 "vertices_edges": [
   [0,3],
   [1,4,0],
   [1,2],
   [3,4,2]
 ],
 "faces_vertices": [
   [0,1,3],
   [1,2,3]
 ],
 "faces_edges": [
   [0,4,3],
   [1,2,4]
 ],
 "edges_faces": [
   [0,null],
   [1,null],
   [1,null],
   [0,null],
   [1,0]
 ],
 "faces_flatFoldTransform": [
   [[1,0,0],[0,1,0]],
   [[0,-1,1],[-1,0,1]]
 ],
 "faces_flatFoldOrientation": [
   1,
   -1
 ],
 "vertices_flatUnfoldCoords": [
   [0,0],
   [1,0],
   [1,1],
   [0,1]
 ]
}