Extrude vs. Offset Edge in Blender
When we are modelling in Blender, especially with edge loops, you need to master two essential tools: Extrude (shortcut ‘E’) and Offset Edge. While both tools extend geometry, they have distinct functionalities that can greatly influence your workflow.
Let’s delve into these differences with a clear example.
Using ‘E’ to Extrude Edge Loops
The standard Extrude (E) tool is a rapid and powerful method for extending edges or faces. By selecting an edge loop and pressing ‘E’, you create a new loop that is pulled outward based on your mouse direction.
However, be cautious that the new edges do not follow the normals of the original mesh. Instead, they extrude in a straight line, which can lead to distortion and complicate the modelling of curved surfaces or clean geometry. This becomes especially problematic when you’re dealing with circular objects or organic shapes.
Offset Edge – The Superior Choice for Precision
For greater control, you should utilize the Offset Edge tool. Here’s how to do it:
1. Select your edge loop.
2. Press Ctrl + E to bring up the Edge menu.
3. Choose Offset Edge > Extrude.
This tool delivers superior results by pushing new edges outward along the surface normals, leading to cleaner geometry and more predictable shapes.
Moreover, the Adjust Last Operation panel (accessible at the bottom left of your screen or by pressing F9) provides a range of options to fine-tune distance, steps, and other parameters.
Why Offset Edge is the Better Option
* Accurately follows the shape of your mesh
* Ensures cleaner topology
* Offers extensive customization with depth and profile options
* Ideal for modelling curved surfaces and achieving precision
For these reasons, I strongly recommend using Offset Edge instead of relying solely on the ‘E’ key when working with edge loops.
Want to see this in action? Check out my comprehensive video tutorial here:
👉 Click here to watch the tutorial on YouTube
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Final Thoughts
Blender is packed with tools that may initially appear similar, but the subtle differences in their behaviour can dramatically affect your final model. Mastering when to use Extrude versus Offset Edge is essential for working efficiently and producing superior models.
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Article by Padmasri