Fast Mesh Simplification Method for Three-Dimensional Geometric Models with Feature-Preserving Efficiency

Figure 3

Reconstruction rule for regular manifold meshes. (a) The first reconstruction rule type. (b) The pair-edge information of all first-order neighbor edges needs to be updated. (c) The second reconstruction rule type. (d) The partial edges’ pair-edge information needs to be updated.

(a)

(b)

(c)

(d)