A polygon mesh is a set of 3D vertices that form a surface of connected quadrangular figures.
Overview of Polygon Meshes
Types of Polygon Meshes and Vertices
Specific Properties of Polygon Meshes
Working with Vertices of Polygon Meshes
Example of Working with Polygon Meshes
Sample project of working with polygon mesh is located in the Drawing\Examples\DevGuide\OdPolygonMeshEx subdirectory of the ODA installation folder (for example, C:\Program Files\Open Design Alliance).