Use multiple SB_GB (Global Buffer) primitives in Verilog to create independent clock trees.

Most users fail at Icem because they approach it like SolidWorks or Rhino. The exclusive method requires you to think like a sculptor.

The panel (Global Mesh Setup > Surface Mesh) is ICEM's automated surface mesher. Unlike the Octree or Patch Independent methods, IM Surf gives you direct control over:

Flawless surfaces always begin with flawless curves. If your curves contain microscopic irregularities, your surfaces will amplify those errors. Step 1: Feature Curve Generation Go to the menu and select Draft Curve .