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Troubleshooting uv issues after model extrusion

Trouble with UV Merging | Pants Model Sparks Discussion

By

James Mwangi

Nov 29, 2025, 06:39 PM

2 minutes needed to read

A modeler adjusts UV mapping on a pants model in Marvelous Designer after stitching parts together.

Tension among people in digital modeling circles is rising as a user reported issues with UVs after merging vertex details on a 3D pants model. The merging process, used in applications like Marvelous Designer, raises questions about the impact on texture mapping.

Context of the Issue

The user shared their experience of merging details from their model and faced surprising UV complications post-extrusion. They noted, "It's stitched in some places, even though this shouldn't be the case." The source of the confusion? What happens to UV mapping during complex editing processes.

Key Insights from the Community

Comments from various forums pointed to three main issues that seem to resonate with many.

  1. Need for UV Repair: Many agree that new UVs must be repaired after merging. One contributor commented, "You will need to repair the new UVs created by the extrusion."

  2. Polygon Behavior: Extrusions along UV seams tend to create stretching, which confuses people about their models. As stated, "The UVs of the new polygons you created will stretch between the seams."

  3. Workflow Necessities: A significant discussion point is the importance of remapping textures after adding or editing geometry. According to a user, "If you extrude or add more geometry, you need to redo the UV maps."

"Texturing is something you do after your model is complete."

It's clear this situation highlights broader challenges faced by 3D modelers, especially in their workflows.

Community's Sentiment

The sentiment appears mixed. While many shared helpful insights, some expressed frustrations over UV complications.

Key Takeaways

  • โ—ฏ New UVs need reworking post-extrusion.

  • โ— Users emphasize the lengths of workflows to avoid UV confusion.

  • โœฆ "You need to redo the UV maps" - Recurring advice from many.

End

The issue brings to light the ongoing challenges in digital modeling. As users navigate potential pitfalls in UV mapping, community advice remains crucial for smoother workflows. Is it time for software updates to address these common problems?

Future Insights into UV Troubles

With the increasing complexity of 3D modeling, expectations for software developers are high. Thereโ€™s a strong chance that updates will be rolled out to address these UV issues within the next year. Developers may introduce features aimed at better UV management or integrate automatic repairs during the extrusion process, given that many users report the same frustrations. It's estimated that around 70% of modeling software may evolve to include more intuitive UV workflows, as the demand for smoother user experiences continues to grow in the competitive landscape of digital design.

A Fractured Reflection in History

The challenges faced by digital modelers today can be paralleled to the initial days of color television. Just as engineers scrambled to address issues of compatibility between black-and-white signals and color displays, modelers now seek solutions for their UV mapping troubles. Both scenarios reflect a common theme: innovation often comes with hurdles that require community insight and collaboration to overcome. As history shows, it's through collective problem-solving that advances are made, bridging gaps in technology for a brighter future.