Appendix - An Introduction to Computer Graphics for Artists - page 286

Appendix

Error Checklist

Table A.1 Clean geometry checklist: polygons

Index Error Error type Severity Solution

L01 Inconsistent scale Likeness Serious Measure

L02 Weak curve fi delity Likeness Moderate Use NURBS

L03 Distortion Likeness Moderate Rigging

L04 Incorrect texture

boundary

Likeness Serious Change shader assignment

L05 Open corners after

extrude

Likeness Serious Rebuild extrude

L06 Smoothing incorrect Likeness Serious Adjust smoothing values

L07 Visible gaps Likeness Serious Seal gaps

T01 Large or small aspect

ratio

Technical Minor Rebuild faces or fl ip

triangle edges

T02 Bow tie faces Technical Severe Rebuild face

T03 Concave face Technical Serious Triangulate or rebuild face

T04 Hole geometry Technical Severe Triangulate and rebuild

with at least one internal
edge

T05 Isolated vertices Technical Moderate Add edge connections or

delete

T06 Lamina faces Technical Severe Delete and rebuild

T07 Locked normals Technical Severe Unlock normals or delete

normals and reassign

T08 N-gons Technical Serious Subdivide or triangulate

T09 Non-manifold Technical Minor Subdivide object into

manifold parts

T10 Non-planar faces Technical Minor Triangulate or planarize

(continued)