Graphics Programs Reference
In-Depth Information
8. The jagged look of the carvings has to do with the tessellation of the box—that is, the
detail of the box's polygonal mesh. There are advanced ways to deal with how mental
ray deals with displacements; however, the most basic method is to adjust the detail
of the box's mesh. Figure 11.102 shows the current box's mesh. Notice that the sides
of the box are very simply detailed. To increase the box's faces to add detail, select
the box, and then, in the Polygons menu set, choose Edit Mesh
➔
Add Divisions
r
.
Set the options to Exponentially and Division Levels of 3, as shown in Figure 11.103.
Click Add Divisions to execute.
9. Figure 11.104 shows the newly tessellated box. It's far more detailed in the mesh.
When you render, it gives a result similar to Figure 11.105.
Figure 11.102
The current box's mesh isn't detailed enough.
Figure 11.103
Set the Add Division values.
Figure 11.104
Added divisions
Figure 11.105
The displacements render much better now.
