Approximating the sphere by a subdivision mesh. Start from the icosahedron base mesh and iteratively refine the subdivision. Require OpenGL(R). snapshot level 2 PNG, snapshot level 4PNG. -Approximating the sphere by a subdivision mesh. Start from the

On modern graphics hardware using AGP chunks, ROAM is shown here running with 1.56 million triangles at 25.6 frames per second. The geometry in this case is generated procedurally during flight using midpoint displacement with smooth interpolatory su