A torus is a 3-D figure formed by rolling a rectangle into a cylinder and bending the cylinder until its bases meet; like a "doughnut". These functions provide access to the Torus surface data structure.

ProTorusdataGet(), ProTorusdataInit()

ProSurfacedataAlloc(), ProSurfacedataContourArrayGet(), ProSurfacedataContourArraySet(), ProSurfacedataFree(), ProSurfacedataGet(), ProSurfacedataInit(), ProSurfacedataMemoryFree()

ProGeomitemdataFree(), ProGeomitemdataGet()