Blender 4 - Geometry Nodes for Beginners

Video description

Embark on a transformative journey into the world of 3D design with our comprehensive Blender 4 Geometry Nodes course. Designed for beginners, this course covers everything from setting up your Blender project to mastering the intricacies of Geometry Nodes for creating stunning 3D models.

You'll start with the basics, learning how to manipulate grid meshes and transform them into complex staircase designs. As you progress, the course introduces you to advanced techniques for railing construction, pole support creation, and optimizing your models for efficiency and precision. This hands-on approach is complemented by lessons on mesh manipulation, dynamic staircase shaping, and advanced node group creation, ensuring a comprehensive understanding of 3D modeling techniques. Whether your interest lies in game art, architectural visualization, or digital artistry, this course equips you with the skills to bring your imaginative concepts to life.

By understanding the importance of each concept, you'll be able to apply these skills across various projects, enhancing your portfolio and opening up new career opportunities.

What you will learn

  • Navigate and utilize Blender 4's interface effectively.
  • Understand and apply geometry node basics for 3D modeling.
  • Design and manipulate grid meshes with curve length density.
  • Transform 2D planes into 3D staircase models seamlessly.
  • Create scalable controls and ensure uniformity in stair steps.
  • Construct complex geometry node groups for detailed modeling.


This course welcomes everyone from beginners with no prior experience in Blender or 3D modeling to those looking to enhance their skills. It is ideal for beginners, aspiring artists, architects, digital creators, game developers, and educators eager to master 3D modeling with Blender 4's geometry nodes.

About the Author

3D Tudor By Neil Bettison: Neil Bettison is a professional 3D artist with nine years of modelling experience, including assets, characters, and environments. After attending the University for Creative Arts (UCA) for a BA (Hons) Computer Games Arts degree, Neil began freelancing. In 2019, Neil Bettison founded 3D Tudor, a YouTube channel, to help other game developers because of his passion for 3D modeling.

Neil is an excellent tutor known for his concise instructions and expertise in Blender, Unreal Engine 5, and Unity. His to-the-point guidance and years of experience make him a valuable resource for learning particle effects, complex asset animation, and game development.

Table of contents

  1. Chapter 1 : Introduction
    1. Introduction
  2. Chapter 2 : Geometry Node Grid Setup for Staircase
    1. Lesson 1 - Blender Project Setup for Geometry Node Stair Creation
    2. Lesson 2 - Introduction to Geometry Nodes and Group Inputs in Blender 4
    3. Lesson 3 - Creating Grid Mesh with Curve Length Density in Blender
    4. Lesson 4 - Calculating Y-Value for Selective Staircase Formation
  3. Chapter 3 : Turning Grid into 3D Staircase Mesh
    1. Lesson 5 - Shaping Grid into Staircase Form using Geometry Nodes
    2. Lesson 6 - Deforming Grid Mesh to Curve Line Shape in Blender
    3. Lesson 7 - Transforming 2D Geometry Node Plane into 3D Stairs
  4. Chapter 4 : Geometry Node Cleanup and Parameter Implementation
    1. Lesson 8 - Implementing Width Controls Based on Curve Radius
    2. Lesson 9 - Organizing Geometry Nodes in Blender for Stair Creation
  5. Chapter 5 : Creating Stair Steps
    1. Lesson 10 - Generating Step Placement Points with Geometry Nodes
    2. Lesson 11 - Instance Placement of Cubes on Stair Steps using Nodes
    3. Lesson 12 - Creating Scalable Controls for Stair Steps in Geometry Nodes
    4. Lesson 13 - Ensuring Stair Width Uniformity with Geometry Nodes in Blender
  6. Chapter 6 : Constructing Railing Using Geometry Nodes in Blender
    1. Lesson 14 - Constructing 3D Railing Curve Line Base in Blender
    2. Lesson 15 - Building Rail Bases on 3D Stair Generator Sides
    3. Lesson 16 - Conforming 3D Handrail to Modified Stair Curvature
    4. Lesson 17 - Mastering Geometry Node Group Creation in Blender
  7. Chapter 7 : Pole Support Creation for Railings of our 3D Staircase
    1. Lesson 18 - Designing the Base for Rail Supports with Geometry Nodes
    2. Lesson 19 - Offsetting Handrail Supports Along Staircase Edges
    3. Lesson 20 - Resolving Handrail and Curve Issues in Blender Nodes
    4. Lesson 21 - Implementing Nth Placement Technique in Geometry Nodes
    5. Lesson 22 - Handrail Offset and Geometry Node Optimization
  8. Chapter 8 : Final Thoughts and Geometry Node Overview
    1. Lesson 23 - Final Overview and Parameter Adjustment in Stair Generator

Product information

  • Title: Blender 4 - Geometry Nodes for Beginners
  • Author(s): 3D Tudor By Neil Bettison
  • Release date: February 2024
  • Publisher(s): Packt Publishing
  • ISBN: 9781835889848