Writing a ray marcher in Unity

In this video we'll code a ray marcher inside of a shader in Unity that allows you to render 3d objects on the surface of other 3d objects, like a hologram!

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A Unity package with the shader is available for everyone on Patreon.

 Ray Marching is explained in detail here: https://www.youtube.com/watch?v=PGtv-dBi2wE

Sphere, Torus and other distance function are explained here: https://www.youtube.com/watch?v=Ff0jJyyiVyw ... https://www.youtube.com/watch?v=S8AWd66hoCo