How should you use Instant Meshes settings?
Use Instant Meshes settings as a starting point for a representative model. Compare boundaries, sharp features, silhouette, and face count after each pass because no setting can restore source detail removed by a lower target.
Instant Meshes settings at a glance
| Instant Meshes setting | What it controls | Trade-off |
|---|---|---|
| Target Face Count | Approximate new face budget | Lower counts can lose detail |
| Quad Dominant | Pairs compatible neighboring triangles | Some regions remain triangles |
| Triangle | Keeps triangular output | May be less convenient to edit |
| Preserve Boundaries | Protects open border vertices | Final count may stay higher |
| Preserve Sharp Edges | Protects high-angle feature vertices | Some detail reduction is limited |
Choosing a target face count in Instant Meshes settings
Start with the face budget your next tool can handle, then compare the preview. A target is not an exact final count because the processor removes degenerate faces and keeps protected vertices. For an initial test, use a moderate reduction; only choose an aggressive count after confirming the silhouette still works. The Instant Meshes settings panel reports the resulting count so you can compare passes.
Mesh Type in Instant Meshes settings
Triangle mode keeps the rebuilt face list triangular, which is simple and predictable for many viewers. Quad Dominant mode tries to combine adjacent triangles that share an edge and form a valid four-corner region. It intentionally leaves difficult areas as triangles rather than forcing an invalid all-quad claim.
Preservation controls
Preserve Boundaries is most useful for open scans, cut surfaces, and meshes with meaningful outer borders. Preserve Sharp Edges is useful for hard-surface corners and strong silhouette changes. Neither setting can recover a feature that was absent from the input or guarantee perfect detail retention.
Instant Meshes settings troubleshooting
- If the result is too coarse, raise the target before disabling preservation.
- If the final count is higher than expected, protected vertices or irregular topology may be the reason.
- If a model looks faceted, compare solid shading with wireframe and inspect normals in your DCC.
- If an Instant Meshes setting seems ineffective, the input may not contain identifiable boundaries or sharp angle changes.