Page | Description |
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Figure 19.21 Normal Square | A square face and four normals. Compare Figures 19.21 and 19.22. |
Figure 19.22 Normal Square Shaded | A square face with two normals pointing along the positive Z axis and two normals pointing along the positive X axis. Compare Figures 19.21 and 19.22. |
Figure 19.23 Half Column | A smooth-shaded half column using a crease angle. Compare Figures 19.23, 19.24a, 19.24b, 19.25a and 19.25b. |
Figure 19.24a Half Column Crease Angle | A smooth-shaded half column using a crease angle. Compare Figures 19.23, 19.24a, 19.24b, 19.25a and 19.25b. |
Figure 19.24b Two Half Columns Crease Angle Seam | A smooth-shaded half column using a crease angle - note seams where each smoothly shaded half-column meets. Compare Figures 19.23, 19.24a, 19.24b, 19.25a and 19.25b. |
Figure 19.25a Half Column Normals | A smooth-shaded half column using a crease angle. Compare Figures 19.23, 19.24a, 19.24b, 19.25a and 19.25b. |
Figure 19.25b Two Half Columns Normals Seamless | A smooth-shaded half column using a crease angle. Compare Figures 19.23, 19.24a, 19.24b, 19.25a and 19.25b. |
Figure 19.26 Normal Shaded Elevation Grid | An elevation grid using a special shading effect. |
Figure 19.27 Square Face Animating Normals | An elevation grid using a special shading effect. |
http://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook/Chapter19-NormalsShading