Blender

Introduction

Some introductory material to Blender 3D.

Theory

Animate Paths

The animation of paths is easy with AnimAll plugin. Enable it at Preferences.

Shader Editor

Rusty metal

Add Bump (Strength: 0.5), ColorRamp (to Bump/Height), NoiseTexture (Scale: 1.5, Detail: 16), Mapping and Texture Coordinate.

Also a second Bump (to Bump/Normal), NoiceTexture (Scale: 50, Detail: 16) and NoiceTexture (Scale: 20, Detail: 16).

Wood

References

[[https://www.youtube.com/watch?v=hccqcCIGGUw | EE

Blender - Procedural Rust in Blender 2.8 Nodes]]