User:Mftrhu/sandbox/Gremlin (file format)

Gremlin is a plaintext vector graphics file format, originally designed for the Advanced Electronic Design AED 512 graphic terminal, and which can be produced by the vector drawing software with the same name.

Pictures in gremlin format can be included in troff files by using the grn preprocessor.

Example of gremlin files
The following is an example of a gremlin file describing a scene containing a triangle and some text:

gremlinfile 1 0.00 0.00 6 224.00 416.00 96.00 160.00 384.00 160.00 -1.00 -1.00 5 1 0 2 240.00 128.00 185.00 120.00 240.00 120.00 296.00 120.00 -1.00 -1.00 2 3 10 A Triangle -1