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013 More Cleanup
Michael Pavlovich
Overview
This video focuses on the cleanup and refinement of a 3D model, specifically detailing the process of optimizing the arms, legs, and shoes. The presenter demonstrates various ZBrush tools and techniques, including ZRemeshing for polygon reduction, masking for selective editing, and deformation tools like Polish by Features for smoothing. The workflow involves creating separate polygroups for easier manipulation, using mirror and weld for symmetrical parts, and closing holes with the ZModeler brush. The goal is to achieve a cleaner, more optimized mesh suitable for further sculpting or animation, with emphasis on maintaining sharp edges where necessary and smoothing transitions for a more organic look. The presenter also touches upon adjusting brush intensity and using local symmetry for precise scaling.
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Chapters
- •Isolate arms and use solo mode for focused editing.
- •Apply slice curve to create separate polygroups for the top of the arms.
- •Use Mirror and Weld (deformation mirror, geometry model topology mirror and weld) for symmetry.
- •Utilize Polish by Features (deformation menu) for smoothing the arms.
- •ZRemesh arms with a target polygon count of one and keep groups enabled.
- •Delete hidden geometry and use ZModeler brush to close holes.
- •Cap the openings with control W.
- •Apply dynamic preview (D key) and use the move brush to adjust arm shapes.
- •Inflate brush to add volume to the arms.
- •Bevel and crease edge loops for defined edges.
- •Slice the top and bottom of the legs to create polygroups.
- •ZRemesh legs with a low target polygon count (e.g., 0.5) and keep groups.
- •Repeatedly use ZRemesh Half to reduce polygon count significantly.
- •Delete hidden geometry and close holes using the ZModeler brush.
- •Apply Polish by Features or manual smoothing to refine leg surfaces.
- •Select and scale shoes using local symmetry (Lsim).
- •ZRemesh shoes with a target polygon count of one and keep groups.
- •Slice the tops of the shoes to create separate polygroups.
- •Delete hidden geometry and cap the openings.
- •Smooth transitions and inflate the heel as needed.
Key Takeaways
- 1ZRemeshing is a powerful tool for reducing polygon count and creating cleaner topology.
- 2Masking techniques (mask by features, invert mask) allow for precise control over edits.
- 3The ZModeler brush is essential for closing holes and performing detailed mesh modifications.
- 4Polish by Features can effectively smooth surfaces while preserving hard edges.
- 5Creating separate polygroups simplifies the selection and manipulation of specific model parts.
- 6Repeatedly using ZRemesh Half is an effective strategy for drastic polygon reduction.
- 7Local symmetry (Lsim) is crucial for accurate scaling and manipulation of symmetrical elements.
- 8Combining different brushes (Move, Inflate, Smooth) allows for nuanced shape adjustments.