GLSL Ray Marching shader

A GLSL implementation of the ray marching algorithm

(the final gif was composited in Blender for bloom and lens distortion effects)

Description

This project was made at ArtFX - TD 4.

Getting Started

Dependencies

This project was made using SHADERed, an open source fully featured shader IDE.

Installing

You can install SHADERed here.

Executing program

You can open the project with the IDE (assuming that SHADERed and the project are in the same folder) :

$ ./SHADERed/SHADERed ./ray_marching_shader/ray_marching.sprj

The shaders are located here :

└── shaders
    ├── ray_marching_PS.glsl
    └── ray_marching_VS.glsl

Ressources

• https://computergraphics.stackexchange.com/questions/161/what-is-ray-marching-is-sphere-tracing-the-same-thing/163
• https://michaelwalczyk.com/blog-ray-marching.html
• https://www.iquilezles.org/www/articles/raymarchingdf/raymarchingdf.htm (co founder of ShaderToy and guru of ray marching!)
• https://github.com/electricsquare/raymarching-workshop
• https://www.thebookofshaders.com/