Irradiant

Irradiant is a "per-triangle" 3D render engine that outputs .svg files. It's made to be super fast.

The Utah Teapot as rendered by Irradiant v0.7.3:

Notice

This was written for Ubuntu-compatible OSs such as Ubuntu, and Linux Mint.

Discriptions

animate.php

Generates an animated GIF image and MP4 of the SVG inputted, starting with the background and one triangle for the first frame, then adding one triangle per frame

chess, cube, cylinder, teapot, triangle, triangle2

Irradiant files

irradiant.php

Irradiant

*.stl

ASCII STL files

stl2irr.sh

BASH script to convert ASCII STL files to Irradiant files

Dependencies

animate.php

• bash
• ffmpeg
• php7.2-cli

irradiant.php

• php7.2-cli

stl2irr.sh

• bash

Usages

animate.php

./animate.php [SVG]

irradiant.php

Usage: ./irradiant.php [options] > [output.svg] Example: ./irradiant.php -i cube -z 1 > file.svg

Option	Discription
-b	background colour; default: #FFF
-i	irradiant compliant file for input
-h	height of output svg; default: 480
-w	width of ouput svg; default: 640
-v	print version and exit
-z	zoom multipier; 1 = 90° view angle
	default: 1.8 2 ≈ 40°
	3 ≈ 26°
	4 ≈ 20°
	sine( √2 / 2z ) --> degrees / 2
--help	print this help and exit
--wireframe	render wireframe

stl2irr.sh

./stl2irr.sh [ASCII STL] > [IRRADIANT]