input: [2] is the name of the portal container mesh to create the portal in. If the parentMesh already has a mesh with that name then that will be used. If there is already a mesh with that name but it is not a portal container then a new mesh will be created. [1] 
output: name
options: n a m e
options: p a r e n t M e s h
options: d e s t S e c t o r
options: v e r t i c e s
options: n u m _ v e r t i c e s
options: p o r t a l